Hi All,
On Wed, Nov 2, 2011 at 5:24 PM, Lachlan Mulcahy
lmulc...@marinsoftware.comwrote:
Now trying another suggestion sent to me by a direct poster:
* Recommendation from Sun (Oracle) to work around a bug:
* 6958068 - Nehalem deeper C-states cause erratic scheduling
behavior
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-
boun...@opensolaris.org] On Behalf Of Lachlan Mulcahy
I have been having issues with Solaris kernel based systems locking up
and
am wondering if anyone else has observed a similar symptom before.
...
Dell R710 / 80G Memory
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-
boun...@opensolaris.org] On Behalf Of Lachlan Mulcahy
* Recommendation from Sun (Oracle) to work around a bug:
* 6958068 - Nehalem deeper C-states cause erratic scheduling
behavior
set idle_cpu_prefer_mwait = 0
set
Hi Edward,
Thanks for your input.
Please see
http://mail.opensolaris.org/pipermail/zfs-discuss/2010-November/046189.html
But I'll need to expand upon this a little more here: When we bought that
system, solaris was a supported os on the R710. We paid for oracle gold
support (or whatever
Hi All,
No joy.. the system seized up again within a few hours of coming back up.
Now trying another suggestion sent to me by a direct poster:
* Recommendation from Sun (Oracle) to work around a bug:
* 6958068 - Nehalem deeper C-states cause erratic scheduling behavior
set
lmulc...@marinsoftware.com said:
. . .
The MySQL server is:
Dell R710 / 80G Memory with two daisy chained MD1220 disk arrays - 22 Disks
each - 600GB 10k RPM SAS Drives Storage Controller: LSI, Inc. 1068E (JBOD)
I have also seen similar symptoms on systems with MD1000 disk arrays
containing
Hi Marion,
Thanks for your swifty reply!
Have you got the latest firmware on your LSI 1068E HBA's? These have been
known to have lockups/timeouts when used with SAS expanders (disk
enclosures)
with incompatible firmware revisions, and/or with older mpt drivers.
I'll need to check that out
Hi All/Marion,
A small update...
known to have lockups/timeouts when used with SAS expanders (disk
enclosures)
with incompatible firmware revisions, and/or with older mpt drivers.
I'll need to check that out -- I'm 90% sure that these are fresh out of
box HBAs.
Will try an upgrade there
Hi All,
We did not have the latest firmware on the HBA - through a lot of pain I
managed to boot into an MS-DOS disk and run the firmware update. We're now
running the latest on this card from the LSI.com website. (both HBA BIOS
and Firmware)
No joy.. the system seized up again within a few
FWIW, we recommend disabling C-states in the BIOS for NexentaStor systems.
C-states are evil.
-- richard
On Oct 31, 2011, at 9:46 PM, Lachlan Mulcahy wrote:
Hi All,
We did not have the latest firmware on the HBA - through a lot of pain I
managed to boot into an MS-DOS disk and run the
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