Lustre 2.1 community release -June 21st 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: Sebastien Buissson
Cray: Wally Wang, Cory Spitz
DDN:  David Vasil
LLNL: Pam Hamilton, Chris Morrone, Prakash
OpenSFS: Shay Seager
Oracle: Kevin van Maren
ORNL: (no attendees)
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
-No progress on testing of LU145  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 but Hyperion testing focused on 1.8.x atm ONGOING
ACTION 2011-06-14 Jones to check whether asymmetric router failure detection can be turned on by default for 2.1
-According to the information in https://bugzilla.lustre.org/show_bug.cgi?id=23575#c60 this would not be appropriate COMPLETE

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

-TACC 2 software RAID ; Performance seems far worse; John will open a ticket soon; van Maren warned of 24264 data corruption issues for anyone using software RAID
-ORNL benchmarking with Cray Gemini system later this week; James uploaded SLES support patches into gerrit under LU355 and looking for testing feedback
-LLNL Early in testing cycle; will be doing larger scale tests on latest code
-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
==============

-LU388 Enables OFED testing on Toro; should be fixed ahead of next tag
-LU396 LLNL hit once during RHEL6.1 scale testing; will drop as a blocker
-LU394 Patch going through inspections and testing
-LU437 LLNL hit regularly during RHEL6.1 scale testing; engineer investigating
-LU442 Hit in production at CEA; locking needs to be reworked
-LU386 Fuller logs required; should gather these today

AOB
===

-Xyratex have found a data corruption issue; Jones expressed concern that this information had not been shared more widely given that some sites are running 2.x code in production; Fertman said that a JIRA ticket would be opened by EOB today

ACTION 2011-06-21 Xyratex to open JIRA ticket with details of data corruption issue

Next meeting will be at 9:30 AM PT on June 28th. Please send suggestions for agenda topics ahead of that time.

Regards

Peter

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