CCISS SCSI DRIVER

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Sign up using Email and Password. Note also that if no sequential access devices or medium changers are detected, the SCSI core will not be engaged by the action of the above script. The cciss driver previously contained a feature which would enable it by default to run on Smart Array controllers which it did not explicitly recognize except so far as to be able to determine that they were some sort of Smart Array. You can use these if you have a supported distribution running a supported kernel. This has had an impact on the recommended storage subsystem settings over time.

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I spend a considerable amount of time tuning Linux network settings for low-latency and cckss trading applications. In smartctl database [for details use: Ask Ubuntu works best with JavaScript enabled.

The cciss driver participates in this protocol to some ccisx. This is simply because making the switch is somewhat complex and it is easy to make a mistake or forget something and get your system into an unbootable state.

If necessary, deb package will compile kernel as well. Hpsa should be fine for new installs on these controllers, however. X tarballs Last updated November 01,latest version is 3. A ug 30 The current list of controllers that are supported by cciss only: Fixed bug where deleting logical volumes could hang the system.

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I don’t see the need for the scheduler to waste cpu cycles trying to front merge IO requests. Yes, the default KB can sound like small, but with enough concurrency it starts to sound like big!

Updating SLES10 to SLES11 with HP cciss to hpsa driver change | Support | SUSE

For storage configurations that need to maximize distribution of completion processing setting this option to ‘2’ forces the completion to run on the requesting cpu bypassing the “group” aggregation logic “. Please try smartmontools 5.

Note also that most tape drives will not oblige in aborting commands, and sometimes it appears they will not even obey a reset command, though in most circumstances they will. Total time to complete Offline data collection: See TracTickets for help on using tickets.

For a new install of a distribution using the hpsa driver, the “cciss. Mkinitrd has changed on rhel5u1 and higher systems. This has had an impact on the recommended storage subsystem settings over time.

BTW, if you happen across a 2. Use these for systems using 2. Home Questions Tags Users Unanswered.

cciss(4) – Linux man page

The controller saw them, it just was not passing them through to linux. Controls the batch size of read and write requests.

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For some workloads this provides a significant reduction in CPU cycles due to caching effects. Debian package only builds binary cciss module.

CCISS not recognizing new SCSI drives – HP Proliant Server – Ask Ubuntu

The system would panic when scis many logical volumes at one time. Email Required, but never shown. Arrayprobe which may need modifications to work with the hpsa driver.

Offline data collection status: Here’s a sample report from arrayprobe 2. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

After scanning selected spans, do NOT read-scan remainder of disk. Fixed “out of memory” error introduced in the 2.

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