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man: update man pages
Start to use 'italic' when the argument is not a fixed string. Keep 'bold' when user cannot use any other string instead.
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@ -4,19 +4,20 @@ clvmd \(em cluster LVM daemon
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.SH SYNOPSIS
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.SH SYNOPSIS
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.B clvmd
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.B clvmd
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.RB [ \-C ]
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.RB [ \-C ]
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.RB [ \-d [< \fIvalue\fP >]]
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.RB [ \-d
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.RI [ value ]]
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.RB [ \-E
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.RB [ \-E
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.RI < "lock uuid" >]
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.IR "lock uuid" ]
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.RB [ \-f ]
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.RB [ \-f ]
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.RB [ \-h ]
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.RB [ \-h ]
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.RB [ \-I
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.RB [ \-I
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.IR "cluster_manager" ]
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.IR "cluster manager" ]
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.RB [ \-R ]
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.RB [ \-R ]
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.RB [ \-S ]
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.RB [ \-S ]
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.RB [ \-t
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.RB [ \-t
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.RI < timeout >]
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.IR timeout ]
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.RB [ \-T
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.RB [ \-T
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.RI < "start timeout" >]
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.IR "start timeout" ]
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.RB [ \-V ]
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.RB [ \-V ]
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.SH DESCRIPTION
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.SH DESCRIPTION
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clvmd is the daemon that distributes LVM metadata updates around a cluster.
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clvmd is the daemon that distributes LVM metadata updates around a cluster.
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@ -24,17 +25,21 @@ It must be running on all nodes in the cluster and will give an error
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if a node in the cluster does not have this daemon running.
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if a node in the cluster does not have this daemon running.
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.SH OPTIONS
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.SH OPTIONS
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.TP
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.TP
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.BR \-d [< \fIvalue >]
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.BR \-d \ [ \fIvalue ]
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Set debug logging level.If \fB\-d\fP is specified without a \fIvalue\fP
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Set debug logging level.
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If \fB\-d\fP is specified without a \fIvalue\fP
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then 1 is assumed. \fIValue\fP can be:
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then 1 is assumed. \fIValue\fP can be:
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.RS
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.PD 0
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.IP \fI0\fP
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.IP
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Disabled
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.B 0
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.IP \fI1\fP
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\(em Disabled
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Sends debug logs to stderr (implies \fB\-f\fP)
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.IP
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.IP \fI2\fP
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.B 1
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Sends debug logs to \fBsyslog\fP(3)
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\(em Sends debug logs to stderr (implies \fB\-f\fP)
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.RE
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.IP
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.B 2
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\(em Sends debug logs to \fBsyslog\fP(3)
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.PD
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.TP
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.TP
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.B \-C
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.B \-C
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Only valid if
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Only valid if
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@ -55,8 +60,8 @@ enable cluster-wide logging then the command needs to be issued twice, eg:
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.B clvmd \-d2
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.B clvmd \-d2
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.br
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.br
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.TP
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.TP
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.BR \-E < "\fIlock uuid" >
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.BR \-E "\fI lock uuid"
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Pass lock uuid to be reacquired exclusively when clvmd is restarted.
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Pass \fIlock uuid\fP to be reacquired exclusively when clvmd is restarted.
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.TP
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.TP
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.B \-f
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.B \-f
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Don't fork, run in the foreground.
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Don't fork, run in the foreground.
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@ -64,13 +69,13 @@ Don't fork, run in the foreground.
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.B \-h
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.B \-h
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Show help information.
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Show help information.
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.TP
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.TP
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.BR \-I " \fIcluster_manager\fP"
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.BR \-I "\fI cluster manager"
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Selects the \fIcluster manager\fP to use for locking and internal
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Selects the \fIcluster manager\fP to use for locking and internal
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communications. As it is quite possible to have multiple managers available on
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communications. As it is quite possible to have multiple managers available on
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the same system you might have to manually specify this option to override the
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the same system you might have to manually specify this option to override the
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search.
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search.
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By default, omit \fB-I\fP is equivalent to \fB\-I\fP\fIauto\fP. \fBClvmd\fP
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By default, omit \fB-I\fP is equivalent to \fB\-Iauto\fP. \fBClvmd\fP
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will use the first cluster manager that succeeds, and it checks them in a
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will use the first cluster manager that succeeds, and it checks them in a
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predefined order cman,corosync,openais.
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predefined order cman,corosync,openais.
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The available managers will be listed by order as part of the
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The available managers will be listed by order as part of the
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@ -88,13 +93,13 @@ any locks in the same state as they were previously held. (Alternative
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methods of restarting the daemon have the side effect of changing
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methods of restarting the daemon have the side effect of changing
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exclusive LV locks into shared locks.)
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exclusive LV locks into shared locks.)
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.TP
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.TP
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.BR \-t < \fItimeout >
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.BR \-t "\fI timeout"
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Specifies the \fItimeout\fP for commands to run around the cluster. This should not
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Specifies the \fItimeout\fP for commands to run around the cluster. This should not
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be so small that commands with many disk updates to do will fail, so you
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be so small that commands with many disk updates to do will fail, so you
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may need to increase this on systems with very large disk farms.
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may need to increase this on systems with very large disk farms.
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The default is 60 seconds.
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The default is 60 seconds.
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.TP
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.TP
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.BR \-T < "\fIstart timeout" >
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.BR \-T "\fI start timeout"
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Specifies the \fIstart timeout\fP for \fBclvmd\fP daemon startup. If the
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Specifies the \fIstart timeout\fP for \fBclvmd\fP daemon startup. If the
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daemon does not report that it has started up within this time then the parent
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daemon does not report that it has started up within this time then the parent
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command will exit with status of 5. This does NOT mean that \fBclvmd\fP has
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command will exit with status of 5. This does NOT mean that \fBclvmd\fP has
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@ -119,11 +124,11 @@ Display the version of the cluster LVM daemon.
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.TP
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.TP
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.B LVM_CLVMD_BINARY
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.B LVM_CLVMD_BINARY
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The CLVMD binary to use when \fBclvmd\fP restart is requested.
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The CLVMD binary to use when \fBclvmd\fP restart is requested.
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Defaults to #CLVMD_PATH#.
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Defaults to \fI#CLVMD_PATH#\fP.
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.TP
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.TP
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.B LVM_BINARY
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.B LVM_BINARY
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The LVM2 binary to use.
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The LVM2 binary to use.
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Defaults to #LVM_PATH#.
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Defaults to \fI#LVM_PATH#\fP.
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.SH SEE ALSO
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.SH SEE ALSO
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.BR syslog (3),
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.BR syslog (3),
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@ -9,7 +9,7 @@ dmstats \(em device-mapper statistics management
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.HP
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.HP
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.PD 0
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.PD 0
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.B dmstats
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.B dmstats
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.RB < command >
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.I command
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.RI [ device_name | \fB\-\-uuid
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.RI [ device_name | \fB\-\-uuid
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.IR uuid | \fB\-\-major
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.IR uuid | \fB\-\-major
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.I major
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.I major
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@ -6,74 +6,74 @@ lvchange \(em change attributes of a logical volume
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.RB [ \-\-addtag
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.RB [ \-\-addtag
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.IR Tag ]
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.IR Tag ]
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.RB [ \-A | \-\-autobackup
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.RB [ \-A | \-\-autobackup
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-a | \-\-activate
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.RB [ \-a | \-\-activate
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.RI [ a | e | s | l ]{ y | n }]
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.RB [ a ][ e | s | l ]{ y | n }]
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.RB [ \-\-activationmode
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.RB [ \-\-activationmode
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.RI { complete | degraded | partial }]
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.RB { complete | degraded | partial }]
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.RB [ \-k | \-\-setactivationskip
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.RB [ \-k | \-\-setactivationskip
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-K | \-\-ignoreactivationskip ]
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.RB [ \-K | \-\-ignoreactivationskip ]
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.RB [ \-\-alloc
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.RB [ \-\-alloc
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.IR AllocationPolicy ]
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.IR AllocationPolicy ]
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.RB [ \-\-cachepolicy
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.RB [ \-\-cachepolicy
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.IR policy ]
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.IR policy ]
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.RB [ \-\-cachesettings
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.RB [ \-\-cachesettings
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.IR key=value ]
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.IR key \fB= value ]
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.RB [ \-\-commandprofile
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.RB [ \-\-commandprofile
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.IR ProfileName ]
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.IR ProfileName ]
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.RB [ \-C | \-\-contiguous
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.RB [ \-C | \-\-contiguous
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-d | \-\-debug ]
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.RB [ \-d | \-\-debug ]
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.RB [ \-\-degraded ]
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.RB [ \-\-degraded ]
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.RB [ \-\-deltag
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.RB [ \-\-deltag
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.IR Tag ]
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.IR Tag ]
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.RB [ \-\-detachprofile ]
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.RB [ \-\-detachprofile ]
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.RB [ \-\-discards
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.RB [ \-\-discards
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.RI { ignore | nopassdown | passdown }]
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.RB { ignore | nopassdown | passdown }]
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.RB [ \-\-errorwhenfull
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.RB [ \-\-errorwhenfull
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-\-resync ]
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.RB [ \-\-resync ]
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.RB [ \-h | \-? | \-\-help ]
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.RB [ \-h | \-? | \-\-help ]
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.RB [ \-\-ignorelockingfailure ]
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.RB [ \-\-ignorelockingfailure ]
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.RB [ \-\-ignoremonitoring ]
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.RB [ \-\-ignoremonitoring ]
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.RB [ \-\-ignoreskippedcluster ]
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.RB [ \-\-ignoreskippedcluster ]
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.RB [ \-\-monitor
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.RB [ \-\-monitor
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-\-poll
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.RB [ \-\-poll
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.RI { y | n }]
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.RB { y | n }]
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.RB [ \-\-[raid]maxrecoveryrate
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.RB [ \-\- [ raid ] maxrecoveryrate
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.IR Rate ]
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.IR Rate ]
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.RB [ \-\-[raid]minrecoveryrate
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.RB [ \-\- [ raid ] minrecoveryrate
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.IR Rate ]
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.IR Rate ]
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.RB [ \-\-[raid]syncaction
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.RB [ \-\- [ raid ] syncaction
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.RI { check | repair }]
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.RB { check | repair }]
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.RB [ \-\-[raid]writebehind
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.RB [ \-\- [ raid ] writebehind
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.IR IOCount ]
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.IR IOCount ]
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.RB [ \-\-[raid]writemostly
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.RB [ \-\- [ raid ] writemostly
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.IR PhysicalVolume [ : { y | n | t }]]
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.BR \fIPhysicalVolume [ : { y | n | t }]]
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.RB [ \-\-sysinit ]
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.RB [ \-\-sysinit ]
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.RB [ \-\-noudevsync ]
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.RB [ \-\-noudevsync ]
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.RB [ \-\-metadataprofile
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.RB [ \-\-metadataprofile
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.IR ProfileName ]
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.IR ProfileName ]
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.RB [ \-M | \-\-persistent
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.RB [ \-M | \-\-persistent
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.RI { y | n }
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.RB { y | n }
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.RB [ \-\-minor
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.RB [ \-\-minor
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.IR minor ]
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.IR minor ]
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.RB [ \-\-major
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.RB [ \-\-major
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.IR major ]]
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.IR major ]]
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.RB [ \-P | \-\-partial ]
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.RB [ \-P | \-\-partial ]
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.RB [ \-p | \-\-permission
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.RB [ \-p | \-\-permission
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.RI { r | rw }]
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.RB { r | rw }]
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.RB [ \-r | \-\-readahead
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.RB [ \-r | \-\-readahead
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.RI { ReadAheadSectors | auto | none }]
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.RB { \fIReadAheadSectors | auto | none }]
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.RB [ \-\-refresh ]
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.RB [ \-\-refresh ]
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.RB [ \-S | \-\-select
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.RB [ \-S | \-\-select
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.IR Selection ]
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.IR Selection ]
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.RB [ \-t | \-\-test ]
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.RB [ \-t | \-\-test ]
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.RB [ \-v | \-\-verbose ]
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.RB [ \-v | \-\-verbose ]
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.RB [ \-Z | \-\-zero
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.RB [ \-Z | \-\-zero
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.RI { y | n }]
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.RB { y | n }]
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.RI [ LogicalVolumePath ...]
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.RI [ LogicalVolumePath ...]
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.SH DESCRIPTION
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.SH DESCRIPTION
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lvchange allows you to change the attributes of a logical volume
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lvchange allows you to change the attributes of a logical volume
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@ -81,14 +81,14 @@ including making them known to the kernel ready for use.
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.SH OPTIONS
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.SH OPTIONS
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See \fBlvm\fP(8) for common options.
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See \fBlvm\fP(8) for common options.
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.TP
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.TP
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.BR \-a ", " \-\-activate " [" \fIa | \fIe | \fIs | \fIl ]{ \fIy | \fIn }
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.BR \-a ", " \-\-activate " [" a ][ e | s | l ]{ y | n }
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Controls the availability of the logical volumes for use.
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Controls the availability of the logical volumes for use.
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Communicates with the kernel device-mapper driver via
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Communicates with the kernel device-mapper driver via
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libdevmapper to activate (\-ay) or deactivate (\-an) the
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libdevmapper to activate (\fB\-ay\fP) or deactivate (\fB\-an\fP) the
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logical volumes.
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logical volumes.
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.IP
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.IP
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Activation of a logical volume creates a symbolic link
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Activation of a logical volume creates a symbolic link
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/dev/VolumeGroupName/LogicalVolumeName pointing to the device node.
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\fI/dev/VolumeGroupName/LogicalVolumeName\fP pointing to the device node.
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This link is removed on deactivation.
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This link is removed on deactivation.
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All software and scripts should access the device through
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All software and scripts should access the device through
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this symbolic link and present this as the name of the device.
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this symbolic link and present this as the name of the device.
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@ -96,79 +96,85 @@ The location and name of the underlying device node may depend on
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the distribution and configuration (e.g. udev) and might change
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the distribution and configuration (e.g. udev) and might change
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from release to release.
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from release to release.
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.IP
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.IP
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If autoactivation option is used (\-aay),
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If autoactivation option is used (\fB\-aay\fP),
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the logical volume is activated only if it matches an item in
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the logical volume is activated only if it matches an item in
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the activation/auto_activation_volume_list set in lvm.conf.
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the
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.B activation/auto_activation_volume_list
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set in \fBlvm.conf\fP(5).
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If this list is not set, then all volumes are considered for
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If this list is not set, then all volumes are considered for
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activation. The \-aay option should be also used during system
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activation. The \fB\-aay\fP option should be also used during system
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boot so it's possible to select which volumes to activate using
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boot so it's possible to select which volumes to activate using
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the activation/auto_activation_volume_list setting.
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the
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.B activation/auto_activation_volume_list
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setting.
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.IP
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.IP
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In a clustered VG, clvmd is used for activation, and the
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In a clustered VG, clvmd is used for activation, and the
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following options are possible:
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following options are possible:
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With \-aey, clvmd activates the LV in exclusive mode
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With \fB\-aey\fP, clvmd activates the LV in exclusive mode
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(with an exclusive lock), allowing a single node to activate the LV.
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(with an exclusive lock), allowing a single node to activate the LV.
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With \-asy, clvmd activates the LV in shared mode
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With \fB\-asy\fP, clvmd activates the LV in shared mode
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(with a shared lock), allowing multiple nodes to activate the LV concurrently.
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(with a shared lock), allowing multiple nodes to activate the LV concurrently.
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If the LV type prohibits shared access, such as an LV with a snapshot,
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If the LV type prohibits shared access, such as an LV with a snapshot,
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the 's' option is ignored and an exclusive lock is used.
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the '\fBs\fP' option is ignored and an exclusive lock is used.
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With \-ay (no mode specified), clvmd activates the LV in shared mode
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With \fB\-ay\fP (no mode specified), clvmd activates the LV in shared mode
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if the LV type allows concurrent access, such as a linear LV.
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if the LV type allows concurrent access, such as a linear LV.
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Otherwise, clvmd activates the LV in exclusive mode.
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Otherwise, clvmd activates the LV in exclusive mode.
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With \-aey, \-asy, and \-ay, clvmd attempts to activate the LV
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With \fB\-aey\fP, \fB\-asy\fP, and \fB\-ay\fP, clvmd attempts to activate the LV
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on all nodes. If exclusive mode is used, then only one of the
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on all nodes. If exclusive mode is used, then only one of the
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nodes will be successful.
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nodes will be successful.
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With \-an, clvmd attempts to deactivate the LV on all nodes.
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With \fB\-an\fP, clvmd attempts to deactivate the LV on all nodes.
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With \-aly, clvmd activates the LV only on the local node, and \-aln
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With \fB\-aly\fP, clvmd activates the LV only on the local node, and \fB\-aln\fP
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deactivates only on the local node. If the LV type allows concurrent
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deactivates only on the local node. If the LV type allows concurrent
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access, then shared mode is used, otherwise exclusive.
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access, then shared mode is used, otherwise exclusive.
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LVs with snapshots are always activated exclusively because they can only
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LVs with snapshots are always activated exclusively because they can only
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be used on one node at once.
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be used on one node at once.
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For local VGs, \-ay, \-aey, and \-asy are all equivalent.
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For local VGs \fB\-ay\fP, \fB\-aey\fP, and \fB\-asy\fP are all equivalent.
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.TP
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.TP
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.BR \-\-activationmode " {" \fIcomplete | \fIdegraded | \fIpartial }
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.BR \-\-activationmode " {" complete | degraded | partial }
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The activation mode determines whether logical volumes are allowed to
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The activation mode determines whether logical volumes are allowed to
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activate when there are physical volumes missing (e.g. due to a device
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activate when there are physical volumes missing (e.g. due to a device
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failure). \fIcomplete\fP is the most restrictive; allowing only those
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failure). \fBcomplete\fP is the most restrictive; allowing only those
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logical volumes to be activated that are not affected by the missing
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logical volumes to be activated that are not affected by the missing
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PVs. \fIdegraded\fP allows RAID logical volumes to be activated even if
|
PVs. \fBdegraded\fP allows RAID logical volumes to be activated even if
|
||||||
they have PVs missing. (Note that the "\fImirror\fP" segment type is not
|
they have PVs missing. (Note that the "\fImirror\fP" segment type is not
|
||||||
considered a RAID logical volume. The "\fIraid1\fP" segment type should
|
considered a RAID logical volume. The "\fIraid1\fP" segment type should
|
||||||
be used instead.) Finally, \fIpartial\fP allows any logical volume to
|
be used instead.) Finally, \fBpartial\fP allows any logical volume to
|
||||||
be activated even if portions are missing due to a missing or failed
|
be activated even if portions are missing due to a missing or failed
|
||||||
PV. This last option should only be used when performing recovery or
|
PV. This last option should only be used when performing recovery or
|
||||||
repair operations. \fIdegraded\fP is the default mode. To change it, modify
|
repair operations. \fBdegraded\fP is the default mode. To change it, modify
|
||||||
.B activation_mode
|
.B activation_mode
|
||||||
in
|
in
|
||||||
.BR lvm.conf (5).
|
.BR lvm.conf (5).
|
||||||
.TP
|
.TP
|
||||||
.BR \-k ", " \-\-setactivationskip " {" \fIy | \fIn }
|
.BR \-k ", " \-\-setactivationskip " {" y | n }
|
||||||
Controls whether Logical Volumes are persistently flagged to be
|
Controls whether Logical Volumes are persistently flagged to be
|
||||||
skipped during activation. By default, thin snapshot volumes are
|
skipped during activation. By default, thin snapshot volumes are
|
||||||
flagged for activation skip. To activate such volumes,
|
flagged for activation skip. To activate such volumes,
|
||||||
an extra \fB\-K/\-\-ignoreactivationskip\fP option must be used.
|
an extra
|
||||||
|
.BR \-K / \-\-ignoreactivationskip
|
||||||
|
option must be used.
|
||||||
The flag is not applied during deactivation. To see whether
|
The flag is not applied during deactivation. To see whether
|
||||||
the flag is attached, use \fBlvs\fP command where the state
|
the flag is attached, use \fBlvs\fP(8) command where the state
|
||||||
of the flag is reported within \fBlv_attr\fP bits.
|
of the flag is reported within \fBlv_attr\fP bits.
|
||||||
.TP
|
.TP
|
||||||
.BR \-K ", " \-\-ignoreactivationskip
|
.BR \-K ", " \-\-ignoreactivationskip
|
||||||
Ignore the flag to skip Logical Volumes during activation.
|
Ignore the flag to skip Logical Volumes during activation.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-cachepolicy " " policy ", " \-\-cachesettings " " key=value
|
.BR \-\-cachepolicy " " \fIpolicy ", " \-\-cachesettings " " \fIkey = \fIvalue
|
||||||
Only applicable to cached LVs; see also \fBlvmcache(7)\fP. Sets
|
Only applicable to cached LVs; see also \fBlvmcache(7)\fP. Sets
|
||||||
the cache policy and its associated tunable settings. In most use-cases,
|
the cache policy and its associated tunable settings. In most use-cases,
|
||||||
default values should be adequate.
|
default values should be adequate.
|
||||||
.TP
|
.TP
|
||||||
.BR \-C ", " \-\-contiguous " {" \fIy | \fIn }
|
.BR \-C ", " \-\-contiguous " {" y | n }
|
||||||
Tries to set or reset the contiguous allocation policy for
|
Tries to set or reset the contiguous allocation policy for
|
||||||
logical volumes. It's only possible to change a non-contiguous
|
logical volumes. It's only possible to change a non-contiguous
|
||||||
logical volume's allocation policy to contiguous, if all of the
|
logical volume's allocation policy to contiguous, if all of the
|
||||||
@ -177,17 +183,17 @@ allocated physical extents are already contiguous.
|
|||||||
.BR \-\-detachprofile
|
.BR \-\-detachprofile
|
||||||
Detach any metadata configuration profiles attached to given
|
Detach any metadata configuration profiles attached to given
|
||||||
Logical Volumes. See \fBlvm.conf\fP(5) for more information
|
Logical Volumes. See \fBlvm.conf\fP(5) for more information
|
||||||
about \fBmetadata profiles\fP.
|
about metadata profiles.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-discards " {" \fIignore | \fInopassdown | \fIpassdown }
|
.BR \-\-discards " {" ignore | nopassdown | passdown }
|
||||||
Set this to \fIignore\fP to ignore any discards received by a
|
Set this to \fBignore\fP to ignore any discards received by a
|
||||||
thin pool Logical Volume. Set to \fInopassdown\fP to process such
|
thin pool Logical Volume. Set to \fBnopassdown\fP to process such
|
||||||
discards within the thin pool itself and allow the no-longer-needed
|
discards within the thin pool itself and allow the no-longer-needed
|
||||||
extents to be overwritten by new data. Set to \fIpassdown\fP (the
|
extents to be overwritten by new data. Set to \fBpassdown\fP (the
|
||||||
default) to process them both within the thin pool itself and to
|
default) to process them both within the thin pool itself and to
|
||||||
pass them down the underlying device.
|
pass them down the underlying device.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-errorwhenfull " {" \fIy | \fIn }
|
.BR \-\-errorwhenfull " {" y | n }
|
||||||
Sets thin pool behavior when data space is exhaused. See
|
Sets thin pool behavior when data space is exhaused. See
|
||||||
.BR lvcreate (8)
|
.BR lvcreate (8)
|
||||||
for information.
|
for information.
|
||||||
@ -201,11 +207,11 @@ time - and during this time you are without a complete redundant copy
|
|||||||
of your data.
|
of your data.
|
||||||
.TP
|
.TP
|
||||||
.B \-\-metadataprofile " " \fIProfileName
|
.B \-\-metadataprofile " " \fIProfileName
|
||||||
Uses and attaches ProfileName configuration profile to the logical
|
Uses and attaches \fIProfileName\fP configuration profile to the logical
|
||||||
volume metadata. Whenever the logical volume is processed next time,
|
volume metadata. Whenever the logical volume is processed next time,
|
||||||
the profile is automatically applied. If the volume group has another
|
the profile is automatically applied. If the volume group has another
|
||||||
profile attached, the logical volume profile is preferred.
|
profile attached, the logical volume profile is preferred.
|
||||||
See \fBlvm.conf\fP(5) for more information about \fBmetadata profiles\fP.
|
See \fBlvm.conf\fP(5) for more information about metadata profiles.
|
||||||
.TP
|
.TP
|
||||||
.B \-\-minor \fIminor
|
.B \-\-minor \fIminor
|
||||||
Set the minor number.
|
Set the minor number.
|
||||||
@ -215,15 +221,15 @@ Sets the major number. This option is supported only on older systems
|
|||||||
(kernel version 2.4) and is ignored on modern Linux systems where major
|
(kernel version 2.4) and is ignored on modern Linux systems where major
|
||||||
numbers are dynamically assigned.
|
numbers are dynamically assigned.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-monitor " {" \fIy | \fIn }
|
.BR \-\-monitor " {" y | n }
|
||||||
Start or stop monitoring a mirrored or snapshot logical volume with
|
Start or stop monitoring a mirrored or snapshot logical volume with
|
||||||
dmeventd, if it is installed.
|
dmeventd, if it is installed.
|
||||||
If a device used by a monitored mirror reports an I/O error,
|
If a device used by a monitored mirror reports an I/O error,
|
||||||
the failure is handled according to
|
the failure is handled according to
|
||||||
\fBmirror_image_fault_policy\fP and \fBmirror_log_fault_policy\fP
|
\fBmirror_image_fault_policy\fP and \fBmirror_log_fault_policy\fP
|
||||||
set in \fBlvm.conf\fP.
|
set in \fBlvm.conf\fP(5).
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-poll " {" \fIy | \fIn }
|
.BR \-\-poll " {" y | n }
|
||||||
Without polling a logical volume's backgrounded transformation process
|
Without polling a logical volume's backgrounded transformation process
|
||||||
will never complete. If there is an incomplete pvmove or lvconvert (for
|
will never complete. If there is an incomplete pvmove or lvconvert (for
|
||||||
example, on rebooting after a crash), use \fB\-\-poll y\fP to restart the
|
example, on rebooting after a crash), use \fB\-\-poll y\fP to restart the
|
||||||
@ -231,46 +237,46 @@ process from its last checkpoint. However, it may not be appropriate to
|
|||||||
immediately poll a logical volume when it is activated, use
|
immediately poll a logical volume when it is activated, use
|
||||||
\fB\-\-poll n\fP to defer and then \fB\-\-poll y\fP to restart the process.
|
\fB\-\-poll n\fP to defer and then \fB\-\-poll y\fP to restart the process.
|
||||||
.TP
|
.TP
|
||||||
.IR \fB\-\-[raid]maxrecoveryrate " " \fIRate [ bBsSkKmMgG ]
|
.BR \-\- [ raid ] maxrecoveryrate " " \fIRate [ bBsSkKmMgG ]
|
||||||
Sets the maximum recovery rate for a RAID logical volume. \fIRate\fP
|
Sets the maximum recovery rate for a RAID logical volume. \fIRate\fP
|
||||||
is specified as an amount per second for each device in the array.
|
is specified as an amount per second for each device in the array.
|
||||||
If no suffix is given, then KiB/sec/device is assumed. Setting the
|
If no suffix is given, then KiB/sec/device is assumed. Setting the
|
||||||
recovery rate to 0 means it will be unbounded.
|
recovery rate to \fB0\fP means it will be unbounded.
|
||||||
.TP
|
.TP
|
||||||
.IR \fB\-\-[raid]minrecoveryrate " " \fIRate [ bBsSkKmMgG ]
|
.BR \-\- [ raid ] minrecoveryrate " " \fIRate [ bBsSkKmMgG ]
|
||||||
Sets the minimum recovery rate for a RAID logical volume. \fIRate\fP
|
Sets the minimum recovery rate for a RAID logical volume. \fIRate\fP
|
||||||
is specified as an amount per second for each device in the array.
|
is specified as an amount per second for each device in the array.
|
||||||
If no suffix is given, then KiB/sec/device is assumed. Setting the
|
If no suffix is given, then KiB/sec/device is assumed. Setting the
|
||||||
recovery rate to 0 means it will be unbounded.
|
recovery rate to \fB0\fP means it will be unbounded.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-[raid]syncaction " {" \fIcheck | \fIrepair }
|
.BR \-\- [ raid ] syncaction " {" check | repair }
|
||||||
This argument is used to initiate various RAID synchronization operations.
|
This argument is used to initiate various RAID synchronization operations.
|
||||||
The \fIcheck\fP and \fIrepair\fP options provide a way to check the
|
The \fBcheck\fP and \fBrepair\fP options provide a way to check the
|
||||||
integrity of a RAID logical volume (often referred to as "scrubbing").
|
integrity of a RAID logical volume (often referred to as "scrubbing").
|
||||||
These options cause the RAID logical volume to
|
These options cause the RAID logical volume to
|
||||||
read all of the data and parity blocks in the array and check for any
|
read all of the data and parity blocks in the array and check for any
|
||||||
discrepancies (e.g. mismatches between mirrors or incorrect parity values).
|
discrepancies (e.g. mismatches between mirrors or incorrect parity values).
|
||||||
If \fIcheck\fP is used, the discrepancies will be counted but not repaired.
|
If \fBcheck\fP is used, the discrepancies will be counted but not repaired.
|
||||||
If \fIrepair\fP is used, the discrepancies will be corrected as they are
|
If \fBrepair\fP is used, the discrepancies will be corrected as they are
|
||||||
encountered. The 'lvs' command can be used to show the number of
|
encountered. The \fBlvs\fP(8) command can be used to show the number of
|
||||||
discrepancies found or repaired.
|
discrepancies found or repaired.
|
||||||
.TP
|
.TP
|
||||||
.BR \-\-[raid]writebehind " " \fIIOCount
|
.BR \-\- [ raid ] writebehind " " \fIIOCount
|
||||||
Specify the maximum number of outstanding writes that are allowed to
|
Specify the maximum number of outstanding writes that are allowed to
|
||||||
devices in a RAID1 logical volume that are marked as \fIwrite-mostly\fP.
|
devices in a RAID1 logical volume that are marked as write-mostly.
|
||||||
Once this value is exceeded, writes become synchronous (i.e. all writes
|
Once this value is exceeded, writes become synchronous (i.e. all writes
|
||||||
to the constituent devices must complete before the array signals the
|
to the constituent devices must complete before the array signals the
|
||||||
write has completed). Setting the value to zero clears the preference
|
write has completed). Setting the value to zero clears the preference
|
||||||
and allows the system to choose the value arbitrarily.
|
and allows the system to choose the value arbitrarily.
|
||||||
.TP
|
.TP
|
||||||
.IR \fB\-\-[raid]writemostly " " PhysicalVolume [ : { y | n | t }]
|
.BR \-\- [ raid ] writemostly " " \fIPhysicalVolume [ : { y | n | t }]
|
||||||
Mark a device in a RAID1 logical volume as \fIwrite-mostly\fP. All reads
|
Mark a device in a RAID1 logical volume as write-mostly. All reads
|
||||||
to these drives will be avoided unless absolutely necessary. This keeps
|
to these drives will be avoided unless absolutely necessary. This keeps
|
||||||
the number of I/Os to the drive to a minimum. The default behavior is to
|
the number of I/Os to the drive to a minimum. The default behavior is to
|
||||||
set the write-mostly attribute for the specified physical volume in the
|
set the write-mostly attribute for the specified physical volume in the
|
||||||
logical volume. It is possible to also remove the write-mostly flag by
|
logical volume. It is possible to also remove the write-mostly flag by
|
||||||
appending a "\fI:n\fP" to the physical volume or to toggle the value by specifying
|
appending a "\fB:n\fP" to the physical volume or to toggle the value by specifying
|
||||||
"\fI:t\fP". The \fB\-\-writemostly\fP argument can be specified more than one time
|
"\fB:t\fP". The \fB\-\-writemostly\fP argument can be specified more than one time
|
||||||
in a single command; making it possible to toggle the write-mostly attributes
|
in a single command; making it possible to toggle the write-mostly attributes
|
||||||
for all the physical volumes in a logical volume at once.
|
for all the physical volumes in a logical volume at once.
|
||||||
.TP
|
.TP
|
||||||
@ -285,10 +291,12 @@ this is equivalent to using \fB\-\-ignorelockingfailure\fP,
|
|||||||
\fBLVM_SUPPRESS_LOCKING_FAILURE_MESSAGES\fP
|
\fBLVM_SUPPRESS_LOCKING_FAILURE_MESSAGES\fP
|
||||||
environment variable.
|
environment variable.
|
||||||
|
|
||||||
If \fB\-\-sysinit\fP is used in conjunction with lvmetad(8) enabled and running,
|
If \fB\-\-sysinit\fP is used in conjunction with
|
||||||
|
\fBlvmetad\fP(8) enabled and running,
|
||||||
autoactivation is preferred over manual activation via direct lvchange call.
|
autoactivation is preferred over manual activation via direct lvchange call.
|
||||||
Logical volumes are autoactivated according to auto_activation_volume_list
|
Logical volumes are autoactivated according to
|
||||||
set in lvm.conf(5).
|
.B auto_activation_volume_list
|
||||||
|
set in \fBlvm.conf\fP(5).
|
||||||
.TP
|
.TP
|
||||||
.B \-\-noudevsync
|
.B \-\-noudevsync
|
||||||
Disable udev synchronisation. The
|
Disable udev synchronisation. The
|
||||||
@ -302,20 +310,20 @@ Make no attempt to interact with dmeventd unless \fB\-\-monitor\fP
|
|||||||
is specified.
|
is specified.
|
||||||
Do not use this if dmeventd is already monitoring a device.
|
Do not use this if dmeventd is already monitoring a device.
|
||||||
.TP
|
.TP
|
||||||
.BR \-M ", " \-\-persistent " {" \fIy | \fIn }
|
.BR \-M ", " \-\-persistent " {" y | n }
|
||||||
Set to y to make the minor number specified persistent.
|
Set to \fBy\fP to make the minor number specified persistent.
|
||||||
Change of persistent numbers is not supported for pool volumes.
|
Change of persistent numbers is not supported for pool volumes.
|
||||||
.TP
|
.TP
|
||||||
.BR \-p ", " \-\-permission " {" \fIr | \fIrw }
|
.BR \-p ", " \-\-permission " {" r | rw }
|
||||||
Change access permission to read-only or read/write.
|
Change access permission to read-only or read/write.
|
||||||
.TP
|
.TP
|
||||||
.BR \-r ", " \-\-readahead " {" \fIReadAheadSectors | \fIauto | \fInone }
|
.BR \-r ", " \-\-readahead " {" \fIReadAheadSectors | auto | none }
|
||||||
Set read ahead sector count of this logical volume.
|
Set read ahead sector count of this logical volume.
|
||||||
For volume groups with metadata in lvm1 format, this must
|
For volume groups with metadata in lvm1 format, this must
|
||||||
be a value between 2 and 120 sectors.
|
be a value between 2 and 120 sectors.
|
||||||
The default value is "auto" which allows the kernel to choose
|
The default value is "\fBauto\fP" which allows the kernel to choose
|
||||||
a suitable value automatically.
|
a suitable value automatically.
|
||||||
"None" is equivalent to specifying zero.
|
"\fBnone\fP" is equivalent to specifying zero.
|
||||||
.TP
|
.TP
|
||||||
.B \-\-refresh
|
.B \-\-refresh
|
||||||
If the logical volume is active, reload its metadata.
|
If the logical volume is active, reload its metadata.
|
||||||
@ -323,10 +331,10 @@ This is not necessary in normal operation, but may be useful
|
|||||||
if something has gone wrong or if you're doing clustering
|
if something has gone wrong or if you're doing clustering
|
||||||
manually without a clustered lock manager.
|
manually without a clustered lock manager.
|
||||||
.TP
|
.TP
|
||||||
.BR \-Z ", " \-\-zero " {" \fIy | \fIn }
|
.BR \-Z ", " \-\-zero " {" y | n }
|
||||||
Set zeroing mode for thin pool. Note: already provisioned blocks from pool
|
Set zeroing mode for thin pool. Note: already provisioned blocks from pool
|
||||||
in non-zero mode are not cleared in unwritten parts when setting zero to
|
in non-zero mode are not cleared in unwritten parts when setting zero to
|
||||||
\fIy\fP.
|
\fBy\fP.
|
||||||
.SH ENVIRONMENT VARIABLES
|
.SH ENVIRONMENT VARIABLES
|
||||||
.TP
|
.TP
|
||||||
.B LVM_SUPPRESS_LOCKING_FAILURE_MESSAGES
|
.B LVM_SUPPRESS_LOCKING_FAILURE_MESSAGES
|
||||||
@ -337,7 +345,10 @@ Changes the permission on volume lvol1 in volume group vg00 to be read-only:
|
|||||||
.B lvchange \-pr vg00/lvol1
|
.B lvchange \-pr vg00/lvol1
|
||||||
.SH SEE ALSO
|
.SH SEE ALSO
|
||||||
.BR lvm (8),
|
.BR lvm (8),
|
||||||
|
.BR lvmetad (8),
|
||||||
|
.BR lvs (8),
|
||||||
|
.BR lvcreate (8),
|
||||||
|
.BR vgchange (8),
|
||||||
.BR lvmcache (7),
|
.BR lvmcache (7),
|
||||||
.BR lvmthin (7),
|
.BR lvmthin (7),
|
||||||
.BR lvcreate (8),
|
.BR lvm.conf (5)
|
||||||
.BR vgchange (8)
|
|
||||||
|
Loading…
x
Reference in New Issue
Block a user