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<p class="MsoNormal">Hi List,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I want to report very strange SSD behaviour on a new pool I setup.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The hardware is a HP DL180 G6 Server with the LSI 9207-8i Card<o:p></o:p></p>
<p class="MsoNormal">And 8x 1TB Samsung SSD Pro drives. Running omnios-10b9c79<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">All the drives are brand spanking new setup in a raidz2 array.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Within 2 months the below has happened and there has been very<o:p></o:p></p>
<p class="MsoNormal">Little use on this array. <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> pool: SSD-TANK<o:p></o:p></p>
<p class="MsoNormal">state: DEGRADED<o:p></o:p></p>
<p class="MsoNormal">status: One or more devices are faulted in response to persistent errors.<o:p></o:p></p>
<p class="MsoNormal"> Sufficient replicas exist for the pool to continue functioning in a<o:p></o:p></p>
<p class="MsoNormal"> degraded state.<o:p></o:p></p>
<p class="MsoNormal">action: Replace the faulted device, or use 'zpool clear' to mark the device<o:p></o:p></p>
<p class="MsoNormal"> repaired.<o:p></o:p></p>
<p class="MsoNormal"> scan: scrub repaired 23K in 1h12m with 0 errors on Mon Jul 25 20:13:04 2016<o:p></o:p></p>
<p class="MsoNormal">config:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> NAME STATE READ WRITE CKSUM<o:p></o:p></p>
<p class="MsoNormal"> SSD-TANK DEGRADED 1 67 35<o:p></o:p></p>
<p class="MsoNormal"> raidz2-0 DEGRADED 4 72 113<o:p></o:p></p>
<p class="MsoNormal"> c5t500253884014D0D3d0 ONLINE 0 0 2<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F767Ad0 DEGRADED 0 0 19 too many errors<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F767Bd0 FAULTED 0 0 0 too many errors<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F767Dd0 ONLINE 0 0 0<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F767Fd0 ONLINE 0 0 1<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F7679d0 ONLINE 0 0 2<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F7680d0 REMOVED 0 0 0<o:p></o:p></p>
<p class="MsoNormal"> c5t50025388401F7682d0 ONLINE 0 0 1<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Can anyone suggest why I would have this problem where I am seeing CKSUM errors<o:p></o:p></p>
<p class="MsoNormal">On most disks and while only one has faulted others have been degraded or removed.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks<o:p></o:p></p>
<p class="MsoNormal">Shaun<o:p></o:p></p>
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