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Bug #50433

mds: Error ENOSYS: mds.a started profiler

Added by Xiubo Li 23 days ago. Updated 10 days ago.

Status:
Pending Backport
Priority:
Normal
Assignee:
Category:
-
Target version:
% Done:

0%

Source:
Development
Tags:
Backport:
pacific,octopus
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
fs
Component(FS):
MDS
Labels (FS):
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

# ./bin/ceph tell mds.a heap start_profiler
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
2021-04-20T13:37:44.498+0800 15469a93e700 -1 WARNING: all dangerous and experimental features are enabled.
2021-04-20T13:37:44.530+0800 15469a93e700 -1 WARNING: all dangerous and experimental features are enabled.
2021-04-20T13:37:44.581+0800 15466acff700  0 client.9518 ms_handle_reset on v1:10.72.47.117:6813/3316220244
2021-04-20T13:37:44.643+0800 15466b101700  0 client.10017 ms_handle_reset on v1:10.72.47.117:6813/3316220244
Error ENOSYS: mds.a started profiler

# ./bin/ceph tell mds.a heap stats
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
2021-04-20T13:37:50.216+0800 151d9c6c0700 -1 WARNING: all dangerous and experimental features are enabled.
2021-04-20T13:37:50.252+0800 151d9c6c0700 -1 WARNING: all dangerous and experimental features are enabled.
2021-04-20T13:37:50.332+0800 151d94a07700  0 client.10026 ms_handle_reset on v1:10.72.47.117:6813/3316220244
2021-04-20T13:37:50.395+0800 151d94e09700  0 client.10032 ms_handle_reset on v1:10.72.47.117:6813/3316220244
Error ENOSYS: mds.a tcmalloc heap stats:------------------------------------------------
MALLOC:       80981936 (   77.2 MiB) Bytes in use by application
MALLOC: +       909312 (    0.9 MiB) Bytes in page heap freelist
MALLOC: +       310872 (    0.3 MiB) Bytes in central cache freelist
MALLOC: +       507392 (    0.5 MiB) Bytes in transfer cache freelist
MALLOC: +       529400 (    0.5 MiB) Bytes in thread cache freelists
MALLOC: +      2752512 (    2.6 MiB) Bytes in malloc metadata
MALLOC:   ------------
MALLOC: =     85991424 (   82.0 MiB) Actual memory used (physical + swap)
MALLOC: +            0 (    0.0 MiB) Bytes released to OS (aka unmapped)
MALLOC:   ------------
MALLOC: =     85991424 (   82.0 MiB) Virtual address space used
MALLOC:
MALLOC:            237              Spans in use
MALLOC:             15              Thread heaps in use
MALLOC:           8192              Tcmalloc page size
------------------------------------------------
Call ReleaseFreeMemory() to release freelist memory to the OS (via madvise()).
Bytes released to the OS take up virtual address space but no physical memory.


Related issues

Copied to CephFS - Backport #50630: pacific: mds: Error ENOSYS: mds.a started profiler New
Copied to CephFS - Backport #50631: octopus: mds: Error ENOSYS: mds.a started profiler New

History

#1 Updated by Xiubo Li 23 days ago

The "./bin/ceph tell mds.a heap XXX" commands succeeded, but still returning -ENOSYS errno.

#2 Updated by Xiubo Li 23 days ago

  • Status changed from New to In Progress

#3 Updated by Xiubo Li 23 days ago

  • Pull request ID set to 40927

#4 Updated by Patrick Donnelly 23 days ago

  • Status changed from In Progress to Fix Under Review
  • Target version set to v17.0.0
  • Source set to Development
  • Backport set to pacific,octopus

#5 Updated by Patrick Donnelly 10 days ago

  • Status changed from Fix Under Review to Pending Backport

#6 Updated by Backport Bot 10 days ago

  • Copied to Backport #50630: pacific: mds: Error ENOSYS: mds.a started profiler added

#7 Updated by Backport Bot 10 days ago

  • Copied to Backport #50631: octopus: mds: Error ENOSYS: mds.a started profiler added

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