mirror of
git://sourceware.org/git/lvm2.git
synced 2025-01-09 01:18:39 +03:00
153 lines
3.4 KiB
Bash
Executable File
153 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
|
|
#
|
|
# lvm_dump: This script is used to collect pertinent information for
|
|
# the debugging of lvm issues.
|
|
#
|
|
|
|
function usage {
|
|
echo "$0 [options]"
|
|
echo " -h print this message"
|
|
echo " -a advanced collection - warning: if lvm is already hung,"
|
|
echo " then this script may hang as well if -a is used"
|
|
echo " -m gather LVM metadata from the PVs"
|
|
echo " -d <directory> dump into a directory instead of tarball"
|
|
echo " -c if running clvmd, gather cluster data as well"
|
|
echo ""
|
|
|
|
exit 1
|
|
}
|
|
|
|
advanced=0
|
|
clustered=0
|
|
metadata=0
|
|
while getopts :acd:hm opt; do
|
|
case $opt in
|
|
s) sysreport=1 ;;
|
|
a) advanced=1 ;;
|
|
c) clustered=1 ;;
|
|
d) userdir=$OPTARG ;;
|
|
h) usage ;;
|
|
m) metadata=1 ;;
|
|
:) echo "$0: $OPTARG requires a value:"; usage ;;
|
|
\?) echo "$0: unknown option $OPTARG"; usage ;;
|
|
*) usage ;;
|
|
esac
|
|
done
|
|
|
|
DATE=`/bin/date -u +%G%m%d%k%M%S | /usr/bin/tr -d ' '`
|
|
if test -n "$userdir"; then
|
|
dir="$userdir"
|
|
else
|
|
dirbase="lvmdump-$HOSTNAME-$DATE"
|
|
dir="$HOME/$dirbase"
|
|
fi
|
|
|
|
if test -e $dir; then
|
|
echo $dir already exists, aborting >&2
|
|
exit 2
|
|
fi
|
|
|
|
if ! mkdir -p $dir; then
|
|
echo Could not create $dir >&2
|
|
exit 3
|
|
fi
|
|
|
|
log="$dir/lvmdump.log"
|
|
|
|
myecho() {
|
|
echo "$@"
|
|
echo "$@" >> $log
|
|
}
|
|
|
|
log() {
|
|
echo "$@" >> $log
|
|
eval "$@"
|
|
}
|
|
|
|
echo " "
|
|
myecho "Creating dump directory: $dir"
|
|
echo " "
|
|
|
|
if (( $advanced )); then
|
|
myecho "Gathering LVM volume info..."
|
|
|
|
myecho " vgscan..."
|
|
log "vgscan -vvvv > $dir/vgscan 2>&1"
|
|
|
|
myecho " pvscan..."
|
|
log "pvscan -v >> $dir/pvscan 2>> $log"
|
|
|
|
myecho " lvs..."
|
|
log "lvs -a -o +devices >> $dir/lvs 2>> $log"
|
|
|
|
myecho " pvs..."
|
|
log "pvs -a -v > $dir/pvs 2>> $log"
|
|
|
|
echo " vgs..."
|
|
log "vgs -v > $dir/vgs 2>> $log"
|
|
fi
|
|
|
|
if (( $clustered )); then
|
|
myecho "Gathering cluster info..."
|
|
echo "STATUS: " > $dir/cluster_info
|
|
echo "----------------------------------" >> $dir/cluster_info
|
|
log "cman_tool status >> $dir/cluster_info 2>> $log"
|
|
echo " " >> $dir/lvm_info
|
|
|
|
echo "SERVICES: " >> $dir/cluster_info
|
|
echo "----------------------------------" >> $dir/cluster_info
|
|
log "cman_tool services >> $dir/cluster_info 2>> $log"
|
|
echo " " >> $dir/lvm_info
|
|
fi
|
|
|
|
myecho "Gathering LVM & device-mapper version info..."
|
|
echo "LVM VERSION:" > $dir/versions
|
|
lvs --version >> $dir/versions 2>> $log
|
|
echo "DEVICE MAPPER VERSION:" >> $dir/versions
|
|
dmsetup --version >> $dir/versions 2>> $log
|
|
|
|
myecho "Gathering dmsetup info..."
|
|
log "dmsetup info -c > $dir/dmsetup_info 2>> $log"
|
|
log "dmsetup table > $dir/dmsetup_table 2>> $log"
|
|
log "dmsetup status > $dir/dmsetup_status 2>> $log"
|
|
|
|
myecho "Gathering process info..."
|
|
log "ps alx > $dir/ps_info 2>> $log"
|
|
|
|
myecho "Gathering console messages..."
|
|
log "tail -n 75 /var/log/messages > $dir/messages 2>> $log"
|
|
|
|
myecho "Gathering /etc/lvm info..."
|
|
log "cp -a /etc/lvm $dir/lvm 2>> $log"
|
|
|
|
myecho "Gathering /dev listing..."
|
|
log "ls -la /dev > $dir/dev_listing 2>> $log"
|
|
|
|
if (( $metadata )); then
|
|
myecho "Gathering LVM metadata from Physical Volumes..."
|
|
|
|
log "mkdir -p $dir/metadata"
|
|
|
|
pvs="$(pvs --separator , --noheadings --units s --nosuffix -o name,pe_start 2>> $log | \
|
|
sed -e 's/^ *//')"
|
|
for line in "$pvs"
|
|
do
|
|
pv="$(echo $line | cut -d, -f1)"
|
|
pe_start="$(echo $line | cut -d, -f2)"
|
|
name="$(basename $pv)"
|
|
myecho " $pv"
|
|
log "dd if=$pv of=$dir/metadata/$name bs=512 count=$pe_start 2>> $log"
|
|
done
|
|
fi
|
|
|
|
if test -z "$userdir"; then
|
|
lvm_dump="$dirbase.tgz"
|
|
myecho "Creating report tarball in $HOME/$lvm_dump..."
|
|
cd $HOME
|
|
tar czf $lvm_dump $dirbase 2>/dev/null
|
|
rm -rf $dir
|
|
fi
|
|
|
|
exit 0
|
|
|