Difference between revisions of "Tier1 Operations Report 2018-05-21"

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Revision as of 08:24, 21 May 2018

RAL Tier1 Operations Report for 21st May 2018

Review of Issues during the week 14th May to the 21st May 2018.
  • The RAL networking team have finally resolved their failing, fail-over firewall issues. Primary and secondary router IPv4 and IPv6 fail-over tests are being conducted this week (09:00 15/05/18 and 16/05/18), but are not anticipated to impact production services.
Current operational status and issues
  • None
Resolved Castor Disk Server Issues
  • gdss700 (lhcbDst- D1T0) - Back in production RW
  • gdss711 (lhcbDst- D1T0) - Back in production RO
Ongoing Castor Disk Server Issues
  • gdss732 (lhcbDst- D1T0) - Currently in intervention
Limits on concurrent batch system jobs.
  • CMS Multicore 550
Notable Changes made since the last meeting.
  • None.
Entries in GOC DB starting since the last report.
  • None
Declared in the GOC DB
  • None
Advanced warning for other interventions
The following items are being discussed and are still to be formally scheduled and announced.

Listing by category:

  • Castor:
    • Update systems to use SL7 and configured by Quattor/Aquilon. (Tape servers done)
    • Move to generic Castor headnodes.
  • Networking
    • Extend the number of services on the production network with IPv6 dual stack. (Done for Perfsonar, FTS3, all squids and the CVMFS Stratum-1 servers).
  • Internal
    • DNS servers will be rolled out within the Tier1 network.
  • Infrastructure
    • Testing of power distribution boards in the R89 machine room is being scheduled for some time late July / Early August. The effect of this on our services is being discussed.
Open GGUS Tickets (Snapshot during morning of the report)
Request id Affected vo Status Priority Date of creation Last update Type of problem Subject Scope
135133 cms in progress urgent 15/05/2018 17/05/2018 CMS_Data Transfers Likely corrupted File at T1_UK_RAL WLCG
134703 cms in progress urgent 23/04/2018 18/05/2018 CMS_Data Transfers Transfer failing from RAL_Disk WLCG
134685 dteam in progress less urgent 23/04/2018 02/05/2018 Middleware please upgrade perfsonar host(s) at RAL-LCG2 to CentOS7 EGI
134468 cms waiting for reply top priority 09/04/2018 18/05/2018 CMS_AAA WAN Access Xrootd redirector not seeing some files in ECHO WLCG
133992 atlas in progress less urgent 12/03/2018 19/04/2018 File Transfer RAL-LCG2-ECHO: No such file or directory EGI
127597 cms on hold urgent 07/04/2017 30/04/2018 File Transfer Check networking and xrootd RAL-CERN performance EGI
124876 ops on hold less urgent 07/11/2016 13/11/2017 Operations [Rod Dashboard] Issue detected : hr.srce.GridFTP-Transfer-ops@gridftp.echo.stfc.ac.uk EGI
117683 none on hold less urgent 18/11/2015 09/05/2018 Information System CASTOR at RAL not publishing GLUE 2 EGI
GGUS Tickets Closed Last week
Request id Affected vo Status Priority Date of creation Last update Type of problem Subject Scope
135164 none verified top priority 16/05/2018 16/05/2018 Other This TEST ALARM has been raised for testing GGUS alarm work flow after a new GGUS release. WLCG
134853 cms closed urgent 02/05/2018 16/05/2018 CMS_Facilities T1_UK_RAL HammerCloud failures WLCG
134839 snoplus.snolab.ca closed urgent 30/04/2018 16/05/2018 File Transfer Data Transfer Failure EGI
134737 cms closed urgent 25/04/2018 14/05/2018 CMS_SAM tests SAM CE test failing at T1_UK_RAL WLCG
134494 atlas closed urgent 11/04/2018 17/05/2018 Storage Systems json space reporting not updated WLCG
Availability Report
Target Availability for each site is 97.0% Red <90% Orange <97%
Day Atlas Atlas-Echo CMS LHCB Alice OPS Comments
2018-05-14 100 100 100 100 100 100
2018-05-15 100 100 99 100 96 100
2018-05-16 100 100 100 100 100 100
2018-05-17 100 100 98 100 100 100
2018-05-18 100 100 98 100 100 100
2018-05-19 100 100 96 100 100 100
2018-05-20 98 100 100 100 100 100
Hammercloud Test Report
Target Availability for each site is 97.0% Red <90% Orange <97%

Key: Atlas HC = Atlas HammerCloud (Queue RAL-LCG2_UCORE, Template 841); CMS HC = CMS HammerCloud

Day Atlas HC CMS HC Comment
2018/05/08 98 81
2018/05/09 97 99
2018/05/10 99 99
2018/05/11 95 100
2018/05/12 100 -
2018/05/13 95 -
2018/05/14 - -
Notes from Meeting.
  • None yet