[LU-10715] several conf-sanity tests failed: rmmod: ERROR: Module mgc is in use Created: 26/Feb/18  Updated: 04/Dec/23

Status: Open
Project: Lustre
Component/s: None
Affects Version/s: Lustre 2.11.0, Lustre 2.13.0, Lustre 2.14.0
Fix Version/s: None

Type: Bug Priority: Minor
Reporter: Elena Gryaznova Assignee: WC Triage
Resolution: Unresolved Votes: 0
Labels: None

Attachments: Zip Archive 5a5493c0f72e62c5a85aa6bc.zip    
Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   

stdout :

stop ost1 service on fre1238
stop mds service on fre1237
stop mds service on fre1237
  Trace dump:
  = /usr/lib64/lustre/tests/conf-sanity.sh:254:main()
conf-sanity: FAIL: test-framework exiting on error

stderr:

rmmod: ERROR: Module mgc is in use

test_88 log is attached



 Comments   
Comment by James Nunez (Inactive) [ 10/Sep/20 ]

We’re seeing this error for conf-sanity test_5c. There are many failures for branch and review/patch testing on master going back over a year and a half. When this test fails with this error, most of the conf-sanity tests after 5c fail with ‘Unable to start MDS’, ‘MDT start failed’, ‘mount /mnt/lustre failed’ or ‘mount client /mnt/lustre failed’.

The following routines are failing

 224 unload_modules_conf () {
 225         if combined_mgs_mds || ! local_mode; then
 226                 unload_modules || return 1
 227         fi
 228 }
 229 
 230 cleanup_nocli() {
 231         stop_ost || return 202
 232         stop_mds || return 201
 233         unload_modules_conf || return 203
 234 }

Logs for some past failures are at
2.12.56.72 - https://testing.whamcloud.com/test_sets/88af89c6-b329-11e9-9f36-52540065bddc
2.12.56.87 - https://testing.whamcloud.com/test_sets/77eb34ce-bb4d-11e9-a25b-52540065bddc
2.12.58.81 - https://testing.whamcloud.com/test_sets/20fc369e-e173-11e9-b62b-52540065bddc
2.13.50.19 - https://testing.whamcloud.com/test_sets/87cff306-0eaa-11ea-9487-52540065bddc

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