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systemd/test/udevd_test.sh
kay.sievers@vrfy.org 2f6cbd1911 [PATCH] convert udevsend/udevd to DGRAM and single-threaded
On Fri, Feb 06, 2004 at 01:08:24AM -0500, Chris Friesen wrote:
>
> Kay, you said "unless we can get rid of _all_ the threads or at least
> getting faster, I don't want to change it."
>
> Well how about we get rid of all the threads, *and* we get faster?

Yes, we are twice as fast now on my box :)


> This patch applies to current bk trees, and does the following:
>
> 1) Switch to DGRAM sockets rather than STREAM.  This simplifies things
> as mentioned in the previous message.
>
> 2) Invalid sequence numbers are mapped to -1 rather than zero, since
> zero is a valid sequence number (I think).  Also, this allows for real
> speed tests using scripts starting at a zero sequence number, since that
> is what the initial expected sequence number is.
>
> 3) Get rid of all threading.  This is the biggie.  Some highlights:
> 	a) timeout using setitimer() and SIGALRM
> 	b) async child death notification via SIGCHLD
> 	c) these two signal handlers do nothing but raise volatile flags,
> 	all the
> work is done in the main loop
> 	d) locking no longer required


I cleaned up the rest of the comments, the whitespace and a few names to match
the whole thing. Please recheck it. Test script is switched to work on subsystem
'test' to let udev ignore it.
2005-04-26 21:32:26 -07:00

89 lines
1.4 KiB
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#!/bin/sh
# add/rem/add/rem/add sequence of sda/sdb/sdc
# a few days longer and the socket of my usb-flash-reader is gone :)
export SEQNUM=0
export ACTION=add
export DEVPATH=/test/init
./udevsend test
export SEQNUM=3
export ACTION=add
export DEVPATH=/test/sdc
./udevsend test
export SEQNUM=1
export ACTION=add
export DEVPATH=/test/sda
./udevsend test
export SEQNUM=2
export ACTION=add
export DEVPATH=/test/sdb
./udevsend test
export SEQNUM=4
export ACTION=remove
export DEVPATH=/test/sdc
./udevsend test
export SEQNUM=5
export ACTION=remove
export DEVPATH=/test/sdb
./udevsend test
export SEQNUM=8
export ACTION=add
export DEVPATH=/test/sdb
./udevsend test
export SEQNUM=6
export ACTION=remove
export DEVPATH=/test/sda
./udevsend test
export SEQNUM=7
export ACTION=add
export DEVPATH=/test/sda
#./udevsend test
sleep 2
export SEQNUM=9
export ACTION=add
export DEVPATH=/test/sdc
./udevsend test
export SEQNUM=11
export ACTION=remove
export DEVPATH=/test/sdb
./udevsend test
export SEQNUM=10
export ACTION=remove
export DEVPATH=/test/sdc
./udevsend test
export SEQNUM=13
export ACTION=add
export DEVPATH=/test/sda
./udevsend test
export SEQNUM=14
export ACTION=add
export DEVPATH=/test/sdb
./udevsend test
export SEQNUM=15
export ACTION=add
export DEVPATH=/test/sdc
./udevsend test
sleep 2
export SEQNUM=12
export ACTION=remove
export DEVPATH=/test/sda
./udevsend test