Get notified when this content is updated Follow Share Google+ Twitter Facebook Comments Sort By Oldest Sort By Newest Subscriber exclusive content An active Red Hat subscription is required to participate. See section midlevel codes 21.2 Status codes The following status codes from the SCSI device (defined in scsi/scsi.h) are available.
Value | Symbol ======|===================== 0x00 | GOOD 0x01 | Try to | | make it reproducible and inform the SCSI | | channel (for details on bug reporting | | see Drew Eckhardts SCSI-HOWTO). Register If you are a new customer, register now for access to product evaluations and purchasing capabilities. this content21.4 Host codes The following host https://access.redhat.com/labsinfo/scsi This sense key may | | | also be returned if the target is unable to distinguish between a | | | flaw in the medium and a specific hardware failure Scsi Status 0x02 With a mounted filesystem, it is remounted read-only. Scsi Status Check Condition The Linux SCSI programming HOWTO: [http://www.tldp.org/HOWTO/SCSI-Programming-HOWTO.html] http://www.tldp.org/HOWTO/SCSI-Programming-HOWTO.html 2.
If you have any questions, please contact customer service. If the error always reports the same target, then consider replacing the device itself. SCSI error example; given the following SCSI error messages, please provide more information about the three items listed below: Jan 12 09:08:53 localhost kernel: SCSI disk error : host 0 channel In most cases the device will have a timeout of its own after which it will transition to replying 4h Hardware Error instead of the Not Ready reply.
Scsi Status 0x02
scsidisk I/O error: dev 08:01, sector 10 The "dev 08:01" means: Major# 08 -> SCSI device "a" as in /dev/sda1 Minor# 01 -> partition #1 In other words: # ll /dev/sda1 multipathd: dm-8: add map (uevent) multipathd: dm-8: devmap already registeredor, similar such as sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE sd 0:0:0:0: [sda] Sense Key : Medium Error [current] sd 0:0:0:0: This status shall be returned whenever the target terminates the current I/O process after receiving a TERMINATE I/O PROCESS message (see 5.6.22). Additional Information Additional information on common SCSI return codes can be found at: http://www.t10.org/lists/1spc-lst.htm DisclaimerThis Support Knowledgebase provides a valuable tool for NetIQ/Novell/SUSE customers and parties interested in our products and
Here are examples of the output you will see when the scsi disks have errors from Red Hat Linux. This diagnose action will return solutions that when clicked will open in a new browser tab. You may want to peruse them to find how to turn on or off this behavior. Scsi Error: Return Code = 0x00070000 Take a look at the following example: f1 00 03 02 DD 7E BF 18 00 00 00 00 0C 03 00 00 00 00 00 00 03 0C 03 00
Data Protect Data Protect is received when the device is working but locked, either a physical write lock or for Data-at-Rest encryption when the device was not yet unlocked or the Srb Status Codes It tells you the high level issue and it is detailed below with their meanings. Yes No We appreciate your feedback. http://unixadminschool.com/blog/2011/05/investigate-a-scsi-disk-error-from-linux/ We can also note scsi bus timeouts along with scsi check condition messages for the same device.
Open Source Communities Subscriptions Downloads Support Cases Account Back Log In Register Red Hat Account Number: Account Details Newsletter and Contact Preferences User Management Account Maintenance My Profile Notifications Help Log Scsi Status Codes Additional sense codes and additional sense code qualifiers [http://www.tldp.org/HOWTO/SCSI-Programming-HOWTO-22.html] http://www.tldp.org/HOWTO/SCSI-Programming-HOWTO-22.html 4. scsidisk I/O error: dev 08:01, sector 10 B. Code blocks~~~ Code surrounded in tildes is easier to read ~~~ Links/URLs[Red Hat Customer Portal](https://access.redhat.com) Learn more Close Sign-in Register Site help Skip to ContentSkip to FooterSolutions Transform to a Hybrid
Srb Status Codes
Indicates that the source data did not match the data| | | read from the medium. | |--------+--------------------------------------------------------------------| | Fh | RESERVED. | +=============================================================================+
Indicates that a command that reads or writes the | | | medium was attempted on a block that is protected from this | | | operation. news View Responses Resources Overview Security Blog Security Measurement Severity Ratings Backporting Policies Product Signing (GPG) Keys Discussions Red Hat Enterprise Linux Red Hat Virtualization Red Hat Satellite Customer Portal Private Groups Need access to an account?If your company has an existing Red Hat account, your organization administrator can grant you access. Bookmark Email Document Printer Friendly Favorite Rating: Understanding SCSI Error Codes in LinuxThis document (7006510) is provided subject to the disclaimer at the end of this document. Scsi Check Condition Codes
It also is taken to mean that the problem is not permanent and doesn’t afflict the entire disk only some area of it. This status is returned when a SIMPLE QUEUE TAG, ORDERED QUEUE TAG, or HEAD OF QUEUE TAG message is received and the command queue is full. This status is the combination of the CONDITION MET and INTERMEDIATE statuses. have a peek at these guys Confirm and manage identities.
This status indicates that a contingent allegiance condition has occurred (see 6.6). Scsi Error : Return Code = 0x10000 Next up we find 3h as the second nibble in the third byte which tells us that this is a medium error. Indicates that a write-once device or a sequential- | | | access device encountered blank medium or format-defined end-of- | | | data indication while reading or a write-once device encountered
Product Security Center Security Updates Security Advisories Red Hat CVE Database Security Labs Keep your systems secure with Red Hat's specialized responses for high-priority security vulnerabilities. Sep 21 23:35:41 localhost kernel: Symbols match kernel version 2.4.18. One important distinction about a sense buffer is wether the sense is about the command that failed with the sense or a previous command. Scsi Error: Return Code = 0x08100002 We Acted.
Indicates that a buffered peripheral device has | | | reached the end-of-partition and data may remain in the buffer | | | that has not been written to the medium. These values carry the meaning from the SCSI-2 specification:
Table 27: Status Byte Code +=================================-==============================+ | Bits of Status Byte | Status | | 7 6 5 4 3 2 Either the command is invalid or it is unsupported by the disk. check my blog Red Hat Account Number: Red Hat Account Account Details Newsletter and Contact Preferences User Management Account Maintenance Customer Portal My Profile Notifications Help For your security, if you’re on a public
Explore Labs Configuration Deployment Troubleshooting Security Additional Tools Red Hat Access plug-ins Red Hat Satellite Certificate Tool Red Hat Insights Increase visibility into IT operations to detect and resolve technical issues Indicates a COPY, COMPARE, or COPY AND VERIFY | | | command was aborted due to an error condition on the source | | | device, the destination device, or both. CONDITION MET. However, one may suspect that the disk needs to be replaced as it shows an i/o error 2 times on the same disk.
We Acted. BUSY. The command that you performed is likely to be just fine but there was some other condition in the device that requires the user’s attention. Decoding ESX(i) SCSI ErrorsSCSI errors on ESX(i) are recorded in logs with a similar format as Linux although there indeed exists some tiny differences.Below is a log snip gotten from vmkernel.log:2013-08-15T06:09:40.050Z
A user can only wait a bit more for the device to get ready and fail it out if it takes too long to exit this state. This error code is the most important in identifying an appropriate solution. Indicates that the logical unit addressed cannot be | | | accessed. The sense type is important to decode the sense buffer, you need to know if it is a fixed format or a descriptor format.
You can see full parsing of this sense in the webapp: f1 00 03 02 DD 7E BF 18 00 00 00 00 0C 03 00 00 00 00 00 00 return code = 2603007f The return code referenced above means: Byte 3: SCSI driver Status byte Byte 2: Host adapter driver status byte Byte 1: Message following the status byte returned In the example shown, we can see that there is an issue with channel 0, id 1 and lun 0. A SCSI sense has several top-level attributes that one would care about the most: Sense type, either fixed or descriptor, What command it relates to, current or previous, Sense Key, ASC/ASCQ
Indicates that the removable medium may have been| | | changed or the target has been reset. We can continue our analysis based on the sense data nowJ3.2. We Acted. QUEUE FULL.