2023-06-29 Meeting Notes

ReadV rollout status

Completed:
- remaining actions: save / document and close the slack channel.

EBUSY in readV requests (TBD)

https://stfc.atlassian.net/browse/XRD-64

Actions to analysis the existing behaviour with the read request (where EBUSY) is already handled.

SEGV investigations with -S multi-stream flags

CMSD status

https://stfc.atlassian.net/browse/XRD-41

single slash behaviour with cmsd redirector

manager host certificates have been sorted out

• Planning for CMSD rollout:

• Items to discuss:

  • Review of the sandbox

  • Depot to all hosts before the rollout?

  • Added redirector to webdav and xrootd aliases

    • Which hosts to put in redirector to start with (i.e. the non-prod hosts, or a ‘few’ of the production hosts)

  • Time to check status …

ATLAS Token testing

ATLAS tests manually working for RAL, using /atlasdatadisk/ instead of /atlas:datadisk/ LFN (on dev machine).

Trying to get ZTN protocol working for CMS sam tests.
'mis-configuration' on CMS side used a single “/” for the “/store/” LFN; causing “usual” problems:
- In effort to be consistent; should try to resolve this too I think (https://stfc.atlassian.net/browse/XRD-67 )

xrootd gateway clustering