<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Im trying with latest <span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.666666984558105px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 19.19999885559082px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); display: inline !important; float: none;">2.6.32-279.11.1.el6 RHEL6.3 kernel but still no luck - FITRIM ioctl failed: Operation not supported.</span></div><div><span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.666666984558105px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 19.19999885559082px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); display: inline !important; float: none;">Is there any way to discard/trim unused blocks with RHEL6.3?</span></div><div><span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.666666984558105px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 19.19999885559082px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); display: inline !important; float: none;">What happens if no cleanup is done and blocks count reaches 100%? </span></div><div><span style="color: rgb(0, 0, 0); font-family: sans-serif; font-size: 12.666666984558105px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: 19.19999885559082px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); display: inline !important; float: none;"><br></span></div>Regards,<br><div>
<div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; ">-- </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; ">----------------------------------------------</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; ">Andres Toomsalu</div></div></div><div><div>On 11.11.2012, at 10:22, Vitaly Yakovenko wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><font face="arial, sans-serif">Hi,</font><div class="gmail_quote"><div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif">I have the problem with fstrim too.</font></div><div><font face="arial, sans-serif"><br>
</font></div><div><font face="arial, sans-serif">some details:</font></div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif"><div>uname -a</div><div>Linux test.local 2.6.32-279.14.1.el6.x86_64 #1 SMP Tue Nov 6 23:43:09 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux</div>
<div><br></div><div><br></div><div><div>mount</div><div>/dev/mapper/VolGroup00-lv_root on / type ext4 (rw)</div><div>proc on /proc type proc (rw)</div><div>sysfs on /sys type sysfs (rw)</div><div>devpts on /dev/pts type devpts (rw,gid=5,mode=620)</div>
<div>tmpfs on /dev/shm type tmpfs (rw)</div><div>/dev/md0 on /boot type ext4 (rw)</div><div>none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)</div><div>/dev/mapper/VolGroup00-lv_test1 on /mnt/test1 type ext4 (rw)</div>
<div>/dev/mapper/VolGroup00-lv_test2 on /mnt/test2 type ext4 (rw)</div><div>/dev/mapper/VolGroup00-lv_test5 on /mnt/test5 type xfs (rw)</div></div><div><br></div><div><br></div><div><div>df -h</div><div>Filesystem Size Used Avail Use% Mounted on</div>
<div>/dev/mapper/VolGroup00-lv_root</div><div> 20G 2.3G 17G 13% /</div><div>tmpfs 1.6G 0 1.6G 0% /dev/shm</div><div>/dev/md0 99M 27M 67M 29% /boot</div>
<div>
/dev/mapper/VolGroup00-lv_test1</div><div> 40G 2.6G 35G 7% /mnt/test1</div><div>/dev/mapper/VolGroup00-lv_test2</div><div> 4.0G 1.2G 2.6G 32% /mnt/test2</div><div>/dev/mapper/VolGroup00-lv_test5</div>
<div> 3.0G 725M 2.3G 24% /mnt/test5</div></div><div><br></div><div><br></div><div><div>lvs -a -o+metadata_percent</div><div> LV VG Attr LSize Pool Origin Data% Move Log Copy% Convert Meta% </div>
<div> lv_native VolGroup00 -wi-a--- 5.00g </div><div> lv_root VolGroup00 -wi-ao-- 20.00g </div>
<div> lv_swap VolGroup00 -wi-ao-- 4.00g </div><div> lv_test1 VolGroup00 Vwi-aotz 40.00g thin_pool 27.73 </div>
<div> lv_test2 VolGroup00 Vwi-aotz 4.00g thin_pool 98.61 </div><div> lv_test5 VolGroup00 Vwi-aotz 3.00g thin_pool 45.40 </div>
<div> thin_pool VolGroup00 twi-a-tz 100.00g 16.40 8.47</div><div> [thin_pool_tdata] VolGroup00 Twi-aot- 100.00g </div>
<div> [thin_pool_tmeta] VolGroup00 ewi-aot- 100.00m</div></div><div><br></div><div><br></div></font></div><div><font face="arial, sans-serif">This test server (CentOS 6.3 - not install from scratch). I was updated this server from 6.2 version:</font></div>
<div><span style="font-family:arial,sans-serif"><br></span></div><div><span style="font-family:arial,sans-serif">last | tail -3</span></div><span style=""><div>
<font face="arial, sans-serif"><div>reboot system boot 2.6.32-220.el6.x Mon Jan 23 16:03 - 16:04 (00:01) </div><div>wtmp begins Mon Jan 23 16:03:26 2012</div><div><br></div><div><br></div><div>I test only ext4 fs partitions.</div>
<div>When I used fstrim I had next error:</div><div><br></div><div><div>fstrim /mnt/test1</div><div>fstrim: /mnt/test1: FITRIM ioctl failed: Operation not supported</div></div><div><br></div><div>I want retrieve free space from the ext4 fs to the total free space of thin_pool after delete files on the ext4 fs (lv_test1).I will have more free space for another thin LV.</div>
<div>Is it possible to get it?</div></font><font face="arial, sans-serif"><div><br></div><div>Thanks in advance.</div><span class="HOEnZb"><font color="#888888"><div><br></div></font></span></font></div><span class="HOEnZb"><font color="#888888"><font color="#888888" face="arial, sans-serif">-- </font></font></span></span><span class="HOEnZb"><font color="#888888"><br style="color:rgb(136,136,136);font-size:13px;font-family:arial,sans-serif">
<div style="color:rgb(136,136,136);font-size:13px;font-family:arial,sans-serif">Best regards,</div><div style="color:rgb(136,136,136);font-size:13px;font-family:arial,sans-serif">
<span style="color:rgb(34,34,34)">Vitaly Yakovenko</span><font color="#222222"> |</font></div></font></span></div>
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