Difference between revisions of "RAL Tier1 weekly operations castor 05/08/2016"
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Revision as of 10:13, 5 August 2016
Minutes from the previous meeting
Operation problems
gdss678 failed went out production
Operation news
All 9 new Dell tape-backed disk servers have been deployed into CASTOR
Long-term projects
Good progress has been made with the CASTOR 2.1.15 upgrade. The gridFTP transfer problem was fixed and a configuration check bug was isolated. Stress, functional, xroot tests will be scheduled
George will liaise with Bruno so that he can understand better the technical requirements of the SL7 upgrade on the tape servers
Stafing
RA on call
Alison away
Actions
RA disks servers requiring RAID update - locate servers and plan for update with fabric
RA decide what to do with persistent data (for daily test) is still on GenScratch
RA to update the doc for xroot certificates
GP to present the stress test results of gdss596 configured with the WAN tuning parameters
Operation problems
Operation problems
gdss634 (atlasTape) and gdss651, gdss763 (preprod) failed and went out of prod. gdss634 had all Hard drives replaced and currently is under acceptance testing.
A large number of GridFTP transfers on a 2011 lhcb server resulting in reduction of performance. Solution: Global tightening of to transfermanager weightings. See [1]