2023-01-05 Meeting Notes
- James Walder
- Thomas, Jyothish (STFC,RAL,SC)
Date
Jan 5, 2023
Participants
@James Walder
@Ian Johnson
@Emmanuel Bejide
@Thomas, Jyothish (STFC,RAL,SC)
@Alison Packer
@Thomas Byrne
Glasgow:
Lancs: Matt, Steven
Goals
List of Epics
New tickets
Consider new functionality / items
Detailed discussion of important topics
Site report activity
Discussion topics
Open Epics
Jira Issues not within an Epic
Item | Presenter | Notes |
|
|---|---|---|---|
Space reporting |
| Draft document for ceph admin prepared; use ceph-dev-gw2 for testing with Alice. Plan to attempt a test framework |
|
| Simultaneous reads of a single file use the same “FD / XrdOssFile” instance. This causes problems - for example with ATLAS Full simulation tasks - especially for Glasgow. |
| |
| Return to looking at the potential for stability issues related to the code surrounding the cluster setup in XrdCeph |
| |
| Should be considered urgent.
|
| |
Vector reads |
| To catch up with Alex on studies that he’s been performing (ask to present here), and identify the plan to mitigate / solve this issue. |
|
tokens testbed |
| Request for new VM made.
|
|
CMSD |
| Finalise the configuration for pre-prod nodes and run tests (TBD) (with existing setup). |
|
Checksumming improvements |
| Build client / server rpms, and discuss with ceph team about testing this configuration. Some further tests in pre-prod also needed. |
|
EL8 rpms |
| Build new releases for EL7/EL8; improve building infrastructure (CI) |
|
GGUS:
Problem accessing some LHCb files at RAL
Site reports
Action items
Decisions