`<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Apr 10, 2017, at 1:00 PM, Machine Man <<a href="mailto:gearboxes@outlook.com" class="">gearboxes@outlook.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div id="divtagdefaultwrapper" dir="ltr" style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif;" class=""><div style="margin-top: 0px; margin-bottom: 0px;" class="">Today I received one of the ZeusRAM that I ordered, both brand new. I was struggling to find SAS SSD drives that were available in my price range as I desperately need to add a ZIL. </div><div style="margin-top: 0px; margin-bottom: 0px;" class="">I decided to order ZeusRAM since they had one in stock and figured I'll add it while waiting for the other one as they are really should not be prone to failure based on design. I have not used them and would normally just prefer to use regular SSD drives.</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Slotted ZeusRAM in and it began to rapidly blink the same as the disks that are currently in the pool on that backplain. Running the command format would never return with a list of disks. I left it for about 15 min and pulled it since it says on the disk that it can take up to 10 min for the caps. I could see there is an amber and green LED on the drive itself blinking, even when removed.</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">I slotted it back in and the disk was then available. After a few min the fault light cam on and the disk was unavailable due to the following:</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><p style="margin-top: 0px; margin-bottom: 0px;" class=""></p><div style="margin-top: 0px; margin-bottom: 0px;" class="">Fault class : fault.io.disk.predictive-failure<br class=""></div></div></div></blockquote><div><br class=""></div><div>This occurs when the drive responds to an I/O and indicates a predictive failure or</div><div>the periodic query for drives sees a predicted failure. It is the drive telling the OS that</div><div>the drive thinks it will fail. There is nothing you can do on the OS to “fix” this.</div><div><br class=""></div><div>It is possible that HGST (nee STEC) can help with further diagnosis using the vendor-specific</div><div>log pages. Several years ago, STEC helped us with root cause of failing ultracapacitor in a drive.</div><div>AFAIK, there is no publicly available decoder for those log pages.</div><div> — richard</div><div><br class=""></div><div><br class=""></div><blockquote type="cite" class=""><div class=""><div id="divtagdefaultwrapper" dir="ltr" style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif;" class=""><div style="margin-top: 0px; margin-bottom: 0px;" class="">Affects :<span class="Apple-converted-space"> </span><a href="dev:///:devid=id1,sd@n5000a720300b3d57//pci@0,0/pci8086,340e@7/pci1000,3040@0/iport@f0/disk@w5000a72a300b3d57,0" class="">dev:///:devid=id1,sd@n5000a720300b3d57//pci@0,0/pci8086,340e@7/pci1000,3040@0/iport@f0/disk@w5000a72a300b3d57,0</a><br class=""> faulted and taken out of service<br class="">FRU : "Slot 09" (<a href="hc://:product-id=LSI-SAS2X36:server-id=:chassis-id=50030480178cf57f:serial=STM000****:part=STEC-ZeusRAM:revision=C025/ses-enclosure=1/bay=8/disk=0" class="">hc://:product-id=LSI-SAS2X36:server-id=:chassis-id=50030480178cf57f:serial=STM000****:part=STEC-ZeusRAM:revision=C025/ses-enclosure=1/bay=8/disk=0</a>)<br class=""> faulty</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Description : SMART health-monitoring firmware reported that a disk<br class=""> failure is imminent.</div><p style="margin-top: 0px; margin-bottom: 0px;" class=""></p><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">I cleared the fault and the drive was then usable again for a few min same thing happened. Eventually the amber light on the disk itself (not the enclosure disk light) no longer blinked and the disks was online for quite some time before the alert above reappeared.</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><p style="margin-top: 0px; margin-bottom: 0px;" class=""></p><div style="margin-top: 0px; margin-bottom: 0px;" class="">=== START OF INFORMATION SECTION ===<br class="">Vendor: STEC<br class="">Product: ZeusRAM<br class="">Revision: C025<br class="">Compliance: SPC-4<br class="">User Capacity: 8,000,000,000 bytes [8.00 GB]<br class="">Logical block size: 512 bytes<br class="">Rotation Rate: Solid State Device<br class="">Form Factor: 3.5 inches<br class="">Logical Unit id: 0x5000a720300b3d57<br class="">Serial number: STM000******<br class="">Device type: disk<br class="">Transport protocol: SAS (SPL-3)<br class="">Local Time is: Mon Apr 10 19:17:23 2017 UTC<br class="">SMART support is: Available - device has SMART capability.<br class="">SMART support is: Enabled<br class="">Temperature Warning: Enabled</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">=== START OF READ SMART DATA SECTION ===<br class="">SMART Health Status: OK</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Current Drive Temperature: 40 C<br class="">Drive Trip Temperature: 80 C</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Elements in grown defect list: 0</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Vendor (Seagate) cache information<br class=""> Blocks sent to initiator = 0<br class=""> Blocks sent to initiator = 0</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Error counter log:<br class=""> Errors Corrected by Total Correction Gigabytes Total<br class=""> ECC rereads/ errors algorithm processed uncorrected<br class=""> fast | delayed rewrites corrected invocations [10^9 bytes] errors<br class="">read: 0 0 0 0 0 21.323 0<br class="">write: 0 0 0 0 0 83.809 0</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Non-medium error count: 0<br class=""></div><p style="margin-top: 0px; margin-bottom: 0px;" class=""></p><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Is there anything special that should be done for ZeusRAM in sd.conf? Its a node install and both nodes can see all the drives. I don't see any smart errors listed, but running fmadm it will show the disk as faulty due to predictive failure.</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">OmniOS r20 all patches applied.</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">thanks, <br class=""></div></div><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">_______________________________________________</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">OmniOS-discuss mailing list</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="mailto:OmniOS-discuss@lists.omniti.com" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">OmniOS-discuss@lists.omniti.com</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="http://lists.omniti.com/mailman/listinfo/omnios-discuss" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://lists.omniti.com/mailman/listinfo/omnios-discuss</a></div></blockquote></div><br class=""><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class="">--</div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><br class=""></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class=""><a href="mailto:Richard.Elling@RichardElling.com" class="">Richard.Elling@RichardElling.com</a><br class="">+1-760-896-4422<br class=""><br class=""><br class=""></div></span></div></span></div></span></div></span></div>
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