Ceph

04/23/2024

07:34 AM Messengers Bug #65401: msg: conneciton between mgr and osd is periodically down which leads heavy load to mgr

the periodically connection fault can be found in log by following steps:
1. set ms_connection_idle_timeout=60; debu... Xinying Song

04/16/2024

05:58 AM Messengers Bug #65401: msg: conneciton between mgr and osd is periodically down which leads heavy load to mgr

Could anyone give a review on this? Thanks very much! Xinying Song

04/10/2024

09:44 AM Messengers Bug #65401: msg: conneciton between mgr and osd is periodically down which leads heavy load to mgr

I'm not sure this is by designed or a mistake, so I push a pr for disccussion. pr：https://github.com/ceph/ceph/pull/5... Xinying Song

09:26 AM Messengers Bug #65401 (New): msg: conneciton between mgr and osd is periodically down which leads heavy load to mgr

I find the connection between osd and mgr are periodically mark_down due to ms_connection_idle_timeout config.
This ... Xinying Song

07/30/2022

09:53 AM mgr Bug #56675: mgr messenger policy not initialized properly

Oops, the root cause for throttler to be full is not because of missing fast-dispatch in mgr, it's just because messa... Xinying Song

07/28/2022

12:37 AM mgr Bug #56675: mgr messenger policy not initialized properly

We can reproduce this in a test environment by modifying mgr handle_command interface， do a sleep when handle `pg dump`. Xinying Song

12:32 AM mgr Bug #56675: mgr messenger policy not initialized properly

log snippet:
At first, a `pg dump` command comes, all goes well
```
2022-07-20 16:57:29.724832 7f79ad631700 20 -- ... Xinying Song

07/22/2022

08:53 AM mgr Bug #56675 (Fix Under Review): mgr messenger policy not initialized properly

In a 1000 osds scale cluster, `ceph pg dump` will lead to throttle-mgr_mon_messsages throttler be full. That is unexp... Xinying Song

04/16/2020

12:10 PM CephFS Bug #45107: multi-mds: journal can't be flushed

The simulation is wrong. Restart MDS will work.
Please close this issue. Xinying Song

05:29 AM CephFS Bug #45107 (Closed): multi-mds: journal can't be flushed

I'm trying to learn MDS and fix https://tracker.ceph.com/issues/45024 . Meanwhile, I found maybe there's a bug in cur... Xinying Song