/[sysadmin-cookbook]/recepies/ssd/trim-test.sh
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /recepies/ssd/trim-test.sh

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Revision 273 - (show annotations)
Wed Sep 14 23:12:34 2011 UTC (12 years, 8 months ago) by dpavlin
File MIME type: application/x-sh
File size: 332 byte(s)
http://techgage.com/article/enabling_and_testing_ssd_trim_support_under_linux/2
1 #!/bin/sh -xe
2
3 # mount /dev/sda2 /mnt -o rw,noatime,discard
4
5 seq 1 1000 > testfile
6 hdparm --fibmap testfile | tee out.hdparm
7
8 sector=`cat out.hdparm | tail -1 | awk '{ print $2 }'`
9 hdparm --read-sector $sector /dev/sda > out.$sector.1
10
11 rm testfile
12 sync
13
14 hdparm --read-sector $sector /dev/sda > out.$sector.2
15 md5sum out.$sector.[12]

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