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Request unsuccessful. Any SCSI device on a SCSI bus is capable of instigating a reset. VMK_SCSI_PLUGIN_REQUEUE Search for: View all CategoriesView all Categories Select Category Active Directory Replication(1) Asterisk installation and configuration in Linux Server(1) Blade / Virtualization(5) CCNA workbook(3) Citrix Xen(4) Content management system(1) FreeBSD(6) H:0x D:0x P:0x Sense data: 0x 0x 0x Show me an example for H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x24 0x0.

The combination of this and the ESXi bug, started this failure scenario and even if there were surviving paths from other controllers they would not be used and the device would Reply Tayfun Deger August 9, 2015 at 1:11 pm Thanks for sharing. On RHEL, each error will print a return code formatted as "0xNNNNNNNN” in log. VMK_SCSI_PLUGIN_SNAPSHOT P:0x3SCSI-2 reservation was lost.VMK_SCSI_PLUGIN_RESERVATION_LOST P:0x4The plug-in wants to requeue the I/O back.

Note: The I/O cmd failed because the device is a deactivated snapshot and so the LUN is read-only. Thanks a TON..!! AS ALWAYS, please contact Pure Storage and/or VMware support for official explanations and patches. Reply Andy talbot May 29, 2015 at 2:12 pm This is great!

Incapsula incident ID: 276000400065102449-153248242775360135 Home About Homelab 6th Gen Intel NUC 5th Gen Intel NUC 4th Gen Intel NUC Intel NUC Mac mini Gigabyte BRIX HP Microserver Gen8 HP Microserver NxxL There is a patch you can request from ESXi to fix this if you have storage that might be affected, but I think VMware wants you to upgrade to ESXi 6.0 U2 CodeName 0hNO SENSE 1hRECOVERED ERROR 2hNOT READY 3hMEDIUM ERROR 4hHARDWARE ERROR 5hILLEGAL REQUEST 6hUNIT ATTENTION 7hDATA PROTECT 8hBLANK CHECK 9hVENDOR SPECIFIC AhCOPY ABORTED BhABORTED COMMAND DhVOLUME OVERFLOW SCSI Additional Sense Data Most of times, we only care about the "A” part, in other words, the status code of SCSI command response.

Commands Execution ProcessWe check SCSI errors through sense data mainly. ReferencesSCSI status code reference: Return code reference: host SCSI status reference: device status reference: plugin status reference: sense key reference: ASC/ASCQ reference: 5622Views Categories: Trackbacks and Pingbacks: New Tool: Decoder for ESXi SCSI Sense Codes | - Pingback on 2015/05/10/ 23:22 RSS Feed Subscribe to Blog via Email Enter your email address to subscribe In this case, there is no patch yet, the solution is to disable the smartd.

VMK_SCSI_PLUGIN_TRANSIENT P:0x2The device is a deactivated snapshot. All Rights Reserved. Very useful Reply Davoud Teimouri May 12, 2015 at 8:32 am This is very useful tool, thank you for sharing that. The correct response would be to failover to one of the healthy working paths.

The initiator sends a command to the target, which then responds back with a status code byte showing if it was successful or not. Act:EVAL Your array is susceptible. Note: The I/O will be retried. SG_ERR_DID_BAD_INTR [0x09] Got an interrupt we weren't expecting SG_ERR_DID_PASSTHROUGH [0x0a] Force command past mid-layer SG_ERR_DID_SOFT_ERROR [0x0b] The low level driver wants a retry SG_ERR_DID_ IMM_RETRY [0x0c] Retry without decrementing retry count

Return CodeSCSI related errors can be found in /var/log/messages. VMK_SCSI_PLUGIN_TRANSIENT P:0x2The device is a deactivated snapshot. Note: The I/O cmd should be tried. Reply IanM April 7, 2016 at 3:57 am Very useful tool - THANKS!

VMware ESXi SCSI Sense Code Decoder Please do not hesitate to comment when there are any questions, or you've encountered an error with the decoder. If the host receives a SCSI code other than those listed, a failover does not occur.  The numbers in the codes follow the format as follows: For ESXi/ESX 3.5 and versions Decoding Linux SCSI Errors3.1. The additional sense code qualifier (ASCQ) indicates detailed information related to the additional sense code.

Accept Cody Hosterman Search Primary Menu Skip to content AboutDisclaimerDocumentationPowerCLI ScriptsPure Storage & VMware InformationQuick LinksFlashArray and VMware Best PracticesVMware APIs for Array Integration (VAAI)vRealize AutomationvRealize OrchestratorvRealize Operations Manager (vROps)vRealize So either patch your host or upgrade it (or delay moving to 6). Key Code QualifierSCSI sense data includes three fields which indicate details of an error as below:K - Sense key;C - Additional sense code (ASC);Q - Additional sense code qualifier (ASCQ);3. Reply Venu Vanama October 15, 2015 at 5:01 pm Excellent tool and saves lot of time Reply Glenn Gahnstedt December 16, 2015 at 3:59 pm This has been so helpful over

Reply FloRod August 2, 2016 at 10:14 pm Thanks for this awesome decoder, may my job so much easier!! Enter the colored numbers to the form and press Submit: ScsiDeviceIO: […] to dev "naa.x" failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x24 0x0. SG_ERR_DID_ERROR [0x07] Internal error detected in the host adapter. Older SCSI parallel buses have a parity bit for error detection.

Newsletter: May 16, 2015 | Notes from MWhite - pingback on May 17, 2015 at 9:41 pm Recent ESXi 6 Storage Bugs and the FlashArray | Cody Hosterman - pingback on The issue in ESXi 6.0 U2 that if the array responds with 0x5 0x25 0x0 (ILLEGAL REQUEST LOGICAL UNIT NOT SUPPORTED) which as you remember is a PDL response, this could How does it work? THANK YOU VERY MUCH Reply Pgt April 6, 2016 at 8:38 am Really useful!

To understand sense data, we need to know the process of a SCSI command execution a little bit. Email Address Sponsors Popular Posts Create a Bootable ESXi Installer USB Flash Drive VMware ESXi Release and Build Number History VMware ESXi SCSI Sense Code Decoder VMware vCenter Release and Build Sense: Logical unit not ready, manual intervention required--->ASC + ASCQ: ASC - Logical unit not ready(04), manual intervention required(03)4. Reply PerA June 3, 2016 at 8:18 am This is a greate tool, thank you for sharing.

Reply Raymond de Jong May 19, 2015 at 3:46 pm This is a very useful tool. So why has this affected some storage and not the FlashArray (and others)? This would be way to much. By using our website you agree to our use of cookies.