ATLAS UK Cloud Support

Thursday 4 Nov 2021, 10:00 → 11:00 Europe/London

Zoom

Tim Adye (Science and Technology Facilities Council STFC (GB)), James William Walder (Science and Technology Facilities Council STFC (GB))

https://cern.zoom.us/j/98434450232

Password protected (same as (new) OPs Mtg)

● Outstanding tickets

• 154605 USER atlas UKI-SCOTGRID-ECDF less urgent NGI_UK in progress 2021-11-02 10:48:00 Failovers from UKI-SCOTGRID-ECDF to DESY CVMFS startum 1 EGI

  • • Cloud resources; under investigation

  • 154543 TEAM atlas UKI-SCOTGRID-ECDF urgent NGI_UK in progress 2021-11-03 17:51:00 DPM storage ACL configuration EGI

    • needs a response

  • 154436 TEAM atlas RAL-LCG2 very urgent NGI_UK in progress 2021-11-04 09:37:00 slow transfers CERN - RAL EGI

    • Transfers are ok, but ticket should stay open for davs improvement tests

  • 154200 TEAM atlas RAL-LCG2 less urgent NGI_UK on hold 2021-11-04 09:34:00 RAL-LCG2 deletion issues with error “The requested service is not available at the moment” EGI

    • Needs to push with PR

  • 153367 TEAM atlas RAL-LCG2 urgent NGI_UK in progress 2021-10-20 09:54:00 HTTPS on RAL CTA EGI

    • Awaiting further tests

---

● CPU

• CPU

  • RAL

    • Generally ok

  • Northgrid

    • ntr

  • London

    • QMUL Still flapping a bit for HC tests, might be CPU limitations for davs; will be load balancing at somepoint
    • Brunel has bad disk

  • Scotgrid

    • Occasional issue with XrootD instances; needs a restart of both the redirector and server

 

---

● Other new issues / tasks

• • GPUs
    • GPU scheduling for ATLAS can be trickly, and to get new users
  • SRR
    • RALPP will be upgrading dCache shortly
  • BRUNEL
    • Awaiting hardware to fix disk server

 

 

---

● Ongoing Items

• CentOS7 - Sussex

• TPC with http

  • RAL and Glasgow still to have full production with davs; activily followed

• Storageless Site test (Oxford)

  • Short time without Xcache

---

● News round-table

• Alessandra

  • NTR

• Dan

  • NTR

• Gerard

• Matt

  • NTR

• Patrick

  • NTR

• Peter

  • NTR;
  • Singularity from the wrapper to be tested

• Sam

  • Interested in the Storm setup config

 

 

10:00 → 10:20 Status

10:20 → 10:40 Ongoing Items

• CentOS7 - Sussex

• TPC with http

  • RAL and Glasgow still to have full production with davs; activily followed

• Storageless Site test (Oxford)

  • Short time without Xcache

10:40 → 10:50 News round-table

• Alessandra

  • NTR

• Dan

  • NTR

• Gerard

• Matt

  • NTR

• Patrick

  • NTR

• Peter

  • NTR;
  • Singularity from the wrapper to be tested

• Sam

  • Interested in the Storm setup config

 

 

10:50 → 11:00 AOB

ATLAS Monitoring (UK Cloud)