Lustre 2.1 community release -June 28th 2011

[Peter Jones]

Hi there

Here are the high level minutes from today's Lustre 2.1 call

Attendees (apologies if I missed anyone)

Bull: (no attendees)
Cray: Wally Wang, Cory Spitz
DDN:  David Vasil
LLNL: Pam Hamilton, Chris Morrone
OpenSFS: Shay Seager
ORNL: James Simmons
PNL: (no attendees)
PSC: (no attendees)
SGI: (no attendees)
TACC: John Hammond
Terascala: (no attendees)
Whamcloud: Peter Jones, Oleg Drokin, Richard Henwood, Sarah Liu
Xyratex: Vitaly Fertman


Review of actions from last meeting
======================

ACTION 2011-03-01 Xyratex to explore whether any existing Xyratex 2.x patches are appropriate for inclusion in the 2.1 release
-Still no progress on testing of LU145 patches; Xyratex hope to get to that this coming week; LLNL concerned that Xyratex are working with LMT 1.0 when LMT 3.0 is the current version; LLNL requested more detail from Xyratex about procfs changes required in this fix to see whether these are still needed  ONGOING
ACTION 2011-03-01 ALL to contribute to 2.1 testing
-No news this week ONGOING
ACTION 2011-04-26 LLNL to advise when RHEL6 testing is available on Hyperion
-We have a path forward; 1.8.x Hyperion release testing now complete; 2.1 testing should resume next week ONGOING
ACTION 2011-06-21 Xyratex to open JIRA ticket with details of data corruption issue
-ticket opened as LU-468 yesterday COMPLETE

Testing update
==============

-TACC Concerns about performance seems far worse with software RAID
-ORNL benchmarking with Cray Gemini system later this week; James uploaded SLES support patches into gerrit under LU355 but not testing feedback yet; Cray should test this coming week; ORNL seen 5-6 bugs running acc-sm
-LLNL Noticed performance issues with shared file io
-Cray installing CentOS this week so should be able to use this in testing going forward
-Terascala no information
-Whamcloud found solution for LU387 which had been regularly affecting MMP tests in automated regression runs

Blocker update
==============

-LU394\437 Patch going through inspections and testing
-LU442 Hit in production at CEA; Patch landed for 2.1
-LU456 Patch going through inspections and testing
-LU168 Believed to be a test script error; test will be corrected
-LU435 Patch landed for 2.1
-LU386 Patch going through inspections and testing

-LU468 patches for RHEL6 attached into JIRA ticket but need to be uploaded into gerrit; TACC testing to see whether affects RHEL5

AOB
===

-CEA have reported issues running quotas in production; Whamcloud and LLNL have done light quotas testing successfully; Xyratex reported having tested quotas

ACTION 2011-06-28 Jones to follow-up with Bull about quotas issues on Tera100

Next meeting will be at 9:30 AM PT on July 5th. Please send suggestions for agenda topics ahead of that time.

Regards

Peter

-- 
Peter Jones
Whamcloud, Inc.
www.whamcloud.com