Ceph Community News (2022-02-17 to 2022-03-13)
2022-03-31CephNewsPacific
Cephalocon 2022 Postponed to July 11-13
Cephalocon 2022 has been rescheduled to July 11-13. The schedule is now available at Cephalocon 2022 sched.
Ceph Octopus v15.2.16 Released
Notable Changes
- Fix in the read lease logic to prevent PGs from going into WAIT state after OSD restart.
- Several bug fixes in BlueStore, including a fix for object listing bug, which could cause stat mismatch scrub errors.
Recently Merged PRs
Recently, the PR mainly focuses on bug fixing. The following describes notable changes:
- cephfs-top: Added average read/write/metadata latency. pr#41397
- rbd: Added rbd_default_map_options to be set and used at the image and pool level. pr#44904
- common: Used thread-local pointer variables to save the shard location required. pr#44479
Recent Ceph Developer News
Each module of the Ceph community holds regular meetings to discuss and align the development progress. Meeting videos are uploaded to YouTube. The major meetings are as follows:
Meeting | Description | Frequency |
---|---|---|
Crimson SeaStore OSD Weekly Meeting | Crimson & SeaStore development | Weekly |
Ceph Orchestration Meeting | Ceph management module (mgr) | Weekly |
Ceph DocUBetter Meeting | Document optimization | Biweekly |
Ceph Performance Meeting | Ceph performance optimization | Biweekly |
Ceph Developer Monthly | Ceph developer | Monthly |
Ceph Testing Meeting | Version verification and release | Monthly |
Ceph Science User Group Meeting | Ceph scientific computing | Irregularly |
Ceph Leadership Team Meeting | Ceph leadership team | Weekly |
Ceph Tech talks | Discussion on Ceph community technologies | Monthly |
Performance Meeting
- At performance weekly on March 3, Intel's Michal Wysoczanski introduced openCAS versions and applications, as well as features of Ceph-based application deployment. However, he did not mention Ceph-based performance optimization. It is expected that the information can be provided in the future.
- At performance weekly on March 15, the following performance-related issues were discussed:
- PGLog optimization
- Crimson cyanstore performance testing
- rocksdb iterator performance
Ceph Talks
The Ceph community discusses technology-related topics monthly. The topic discussed in March is as follows:
- 2022-3-24, Ceph Tech Talk: How Teuthology Works with Kamoltat (Junior) Sirivadhna
Ceph Community Newsletter
Ceph Community Newsletter March 2022 Edition is published. This edition covers the following contents:
- The Ceph Quincy Release Canadidate v17.1.0 is available.
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