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Bug #37979
openmds: use up to 80G memory when have large stress
Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
-
% Done:
0%
Source:
Community (user)
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(FS):
Labels (FS):
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
ceph version 12.2.7-569-gac5687a (ac5687af649a114f3ed6d6a73d8cf475fded987f) luminous (stable)
# ceph daemon mds.node1 dump_mempools { "bloom_filter": { "items": 36688617, "bytes": 36688617 }, "bluestore_alloc": { "items": 0, "bytes": 0 }, "bluestore_cache_data": { "items": 0, "bytes": 0 }, "bluestore_cache_onode": { "items": 0, "bytes": 0 }, "bluestore_cache_other": { "items": 0, "bytes": 0 }, "bluestore_fsck": { "items": 0, "bytes": 0 }, "bluestore_txc": { "items": 0, "bytes": 0 }, "bluestore_writing_deferred": { "items": 0, "bytes": 0 }, "bluestore_writing": { "items": 0, "bytes": 0 }, "bluefs": { "items": 0, "bytes": 0 }, "buffer_anon": { "items": 141285, "bytes": 80306856511 }, "buffer_meta": { "items": 68965, "bytes": 6068920 }, "osd": { "items": 0, "bytes": 0 }, "osd_ec_extent_cache": { "items": 0, "bytes": 0 }, "osd_mapbl": { "items": 0, "bytes": 0 }, "osd_pglog": { "items": 0, "bytes": 0 }, "osdmap": { "items": 175, "bytes": 10616 }, "osdmap_mapping": { "items": 0, "bytes": 0 }, "pgmap": { "items": 0, "bytes": 0 }, "mds_co": { "items": 186873569, "bytes": 8161771349 }, "unittest_1": { "items": 0, "bytes": 0 }, "unittest_2": { "items": 0, "bytes": 0 }, "total": { "items": 223772611, "bytes": 88511396013 }
Updated by zhou yang over 5 years ago
I have encountered similar problems. The mon daemon's buffer_anon use too much memery,about 10G,but I have no idea.
Min Chen wrote:
ceph version 12.2.7-569-gac5687a (ac5687af649a114f3ed6d6a73d8cf475fded987f) luminous (stable)
- ceph daemon mds.node1 dump_mempools {
"bloom_filter": {
"items": 36688617,
"bytes": 36688617
},
"bluestore_alloc": {
"items": 0,
"bytes": 0
},
"bluestore_cache_data": {
"items": 0,
"bytes": 0
},
"bluestore_cache_onode": {
"items": 0,
"bytes": 0
},
"bluestore_cache_other": {
"items": 0,
"bytes": 0
},
"bluestore_fsck": {
"items": 0,
"bytes": 0
},
"bluestore_txc": {
"items": 0,
"bytes": 0
},
"bluestore_writing_deferred": {
"items": 0,
"bytes": 0
},
"bluestore_writing": {
"items": 0,
"bytes": 0
},
"bluefs": {
"items": 0,
"bytes": 0
},
"buffer_anon": {
"items": 141285,
"bytes": 80306856511
},
"buffer_meta": {
"items": 68965,
"bytes": 6068920
},
"osd": {
"items": 0,
"bytes": 0
},
"osd_ec_extent_cache": {
"items": 0,
"bytes": 0
},
"osd_mapbl": {
"items": 0,
"bytes": 0
},
"osd_pglog": {
"items": 0,
"bytes": 0
},
"osdmap": {
"items": 175,
"bytes": 10616
},
"osdmap_mapping": {
"items": 0,
"bytes": 0
},
"pgmap": {
"items": 0,
"bytes": 0
},
"mds_co": {
"items": 186873569,
"bytes": 8161771349
},
"unittest_1": {
"items": 0,
"bytes": 0
},
"unittest_2": {
"items": 0,
"bytes": 0
},
"total": {
"items": 223772611,
"bytes": 88511396013
}
Updated by Patrick Donnelly over 5 years ago
- Description updated (diff)
- Target version set to v14.0.0
- Start date deleted (
01/21/2019) - Source set to Community (user)
Thanks for the report. Not sure on the cause yet.
Updated by Patrick Donnelly about 5 years ago
- Target version changed from v14.0.0 to v15.0.0
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