Difference between revisions of "RAL Tier1 weekly operations castor 08/12/2014"

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(Created page with " [https://www.gridpp.ac.uk/wiki/RAL_Tier1_weekly_operations_castor List of CASTOR meetings] == Operations News == * SL6 Headnode work - stress testing ongoing without incide...")
 
 
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[https://www.gridpp.ac.uk/wiki/RAL_Tier1_weekly_operations_castor List of CASTOR meetings]
 
[https://www.gridpp.ac.uk/wiki/RAL_Tier1_weekly_operations_castor List of CASTOR meetings]
 
  
 
== Operations News ==
 
== Operations News ==
* SL6 Headnode work - stress testing ongoing without incident. (using realistic jobs from Alastair / Andrew if possible)
 
 
* ATLAS have filled their available space in atlasStripInput, so we have paused draining pending deletions.
 
* ATLAS have filled their available space in atlasStripInput, so we have paused draining pending deletions.
 
* Draining - latest estimate is to complete draining in 7 weeks, assuming no breaks.
 
* Draining - latest estimate is to complete draining in 7 weeks, assuming no breaks.
* Webdav access for LHCb now working
+
* SL6 has been rolled out to LHCB headnodes, no serious issues encountered
 +
* SL6 rollout to CMS headnodes scheduled for Tuesday and Atlas for Wednesday
  
 
== Operations Problems ==
 
== Operations Problems ==
 
* gdss720 / gdss763 are both drained, out of production and currently being worked on by Fabric team
 
* gdss720 / gdss763 are both drained, out of production and currently being worked on by Fabric team
 
* gdss659 is still but will be decommissioned out of CASTOR.
 
* gdss659 is still but will be decommissioned out of CASTOR.
* lcgclsf02 had another sshd failure on Wednesday. We believe this is due to the xroot service on this node spawning an excessive number of subprocesses, which ran into a hard limit in the OS. This will be resolved by shifting this node's xroot responsibilities over to a dedicated node.
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* CMS xroot redirector has been moved from lcgclsf02 to another temporary node (was causing issues on LSF02).
* Last week's SRM SAM test failures on LHCB/CMS and callout on pluto have been explained, and are due to the details of our DB setup. The issue will be fixed when we upgrade to 2.1.14-14.
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* CMS has been suffering from castor issues that are thought to stem from very full cmsDisk (was 3% free)
  
 
== Blocking Issues ==
 
== Blocking Issues ==
 
* grid ftp bug in SL6 - stops any globus copy if a client is using a particular library. This is a show stopper for SL6 on disk server.
 
* grid ftp bug in SL6 - stops any globus copy if a client is using a particular library. This is a show stopper for SL6 on disk server.
 
  
 
== Planned, Scheduled and Cancelled Interventions ==
 
== Planned, Scheduled and Cancelled Interventions ==
 
* A Tier 1 Database cleanup is planned so as to eliminate a number of excess tables and other entities left over from previous CASTOR versions. This will be change-controlled in the near future.
 
* A Tier 1 Database cleanup is planned so as to eliminate a number of excess tables and other entities left over from previous CASTOR versions. This will be change-controlled in the near future.
* Upgrade of CASTOR to SL6 (December)
+
* Upgrade of CASTOR headnodes to SL6 CMS Tuesday 9/12/14 and Atlas Wednesday 10/12/14 and Gen W/C 5th Jan
 
* Upgrade Oracle DB to version 11.2.0.4 (Late February?)
 
* Upgrade Oracle DB to version 11.2.0.4 (Late February?)
 
* Upgrade CASTOR to version 2.1.14-14 OR 2.1.14-15 (Early February)
 
* Upgrade CASTOR to version 2.1.14-14 OR 2.1.14-15 (Early February)
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'''Interventions'''
 
'''Interventions'''
  
* Upgrade Production headnodes to SL6 - first upgrade Tuesday 2nd December. Next upgrades (ATLAS and CMS) planned for 9th and 10th December.
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* Upgrade Production headnodes to SL6 - Next upgrades (ATLAS and CMS) planned for 9th and 10th December.
  
 
== Actions ==
 
== Actions ==
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== Staffing ==
 
== Staffing ==
 
* Castor on Call person
 
* Castor on Call person
** Rob
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** Chris
  
  
 
* Staff absence/out of the office:
 
* Staff absence/out of the office:
 
+
** Rob - Out Thurs/Friday then off for Christmas (however doing oncall at some point)
** Rob - Out at least 1 day
+
** Brian - Out all week
** Brian - Out Tuesday-Friday.
+

Latest revision as of 10:53, 4 February 2015

List of CASTOR meetings

Operations News

  • ATLAS have filled their available space in atlasStripInput, so we have paused draining pending deletions.
  • Draining - latest estimate is to complete draining in 7 weeks, assuming no breaks.
  • SL6 has been rolled out to LHCB headnodes, no serious issues encountered
  • SL6 rollout to CMS headnodes scheduled for Tuesday and Atlas for Wednesday

Operations Problems

  • gdss720 / gdss763 are both drained, out of production and currently being worked on by Fabric team
  • gdss659 is still but will be decommissioned out of CASTOR.
  • CMS xroot redirector has been moved from lcgclsf02 to another temporary node (was causing issues on LSF02).
  • CMS has been suffering from castor issues that are thought to stem from very full cmsDisk (was 3% free)

Blocking Issues

  • grid ftp bug in SL6 - stops any globus copy if a client is using a particular library. This is a show stopper for SL6 on disk server.

Planned, Scheduled and Cancelled Interventions

  • A Tier 1 Database cleanup is planned so as to eliminate a number of excess tables and other entities left over from previous CASTOR versions. This will be change-controlled in the near future.
  • Upgrade of CASTOR headnodes to SL6 CMS Tuesday 9/12/14 and Atlas Wednesday 10/12/14 and Gen W/C 5th Jan
  • Upgrade Oracle DB to version 11.2.0.4 (Late February?)
  • Upgrade CASTOR to version 2.1.14-14 OR 2.1.14-15 (Early February)


Advanced Planning

Tasks

  • Plan and publish SL6 deployment plans
  • Plan to ensure PreProd represents production in terms of hardware generation are underway
  • Possible future upgrade to CASTOR 2.1.14-15 post-Christmas
  • Switch from admin machines: lcgccvm02 to lcgcadm05
  • Correct partitioning alignment issue (3rd CASTOR partition) on new castor disk servers

Interventions

  • Upgrade Production headnodes to SL6 - Next upgrades (ATLAS and CMS) planned for 9th and 10th December.

Actions

Staffing

  • Castor on Call person
    • Chris


  • Staff absence/out of the office:
    • Rob - Out Thurs/Friday then off for Christmas (however doing oncall at some point)
    • Brian - Out all week