2023-10-05 Meeting Notes

XRootD Releases

5.6.2-2 is out
- Plan for deployment

• Features from XrdCeph that need to be included ?

Prefetch studies

Alex

(temporarily to be rolled back, with the ongoing work in batch farm WNs)

Deletion studies through RDR

Ian

CMSD rollout

XRD-41 - Getting issue details... STATUS
New diagram required ?

Gateways on new network plan

Gateways: observations

CMSD outstanding items

Icinga / nags callout tests changes. - live and available

Improved load balancing / server failover triggering -

better 'rolling server restart script'

Documentation; setup / configuration / operations / troubleshooting / testing

Review of Sandbox and deployment to prod:
- Awaiting time from Tom for load balancer test

Tokens testing

NTR

AAA Gateways

Sandbox ready for review:

http://aquilon.gridpp.rl.ac.uk/sandboxes/diff.php?sandbox=jw-xrootd-aaa-5.5.4-3
Needs a bigger discussion regarding Tokens, and deployment in production hosts.

SKA Gateway box

/wiki/spaces/UK/pages/215941180

now working using ska pool on ceph dev

Initial Iperf3 tests: (see table and plots below).

• Actions

  • Ensure Xrootd01 is tuned correct, according to the Nvidia / mellanox instructions

  • Repeat the iperf tests

• Xrootd tests against:

  • dev-echo

  • cephfs (Deneb dev)

  • cephfs (openstack; permissions/routing issues)?

  • local disk / mem

• Frontend routing is also being worked on