[LU-13457] tgt_grant_check() cli claims grant Created: 16/Apr/20  Updated: 30/Mar/21  Resolved: 30/Mar/21

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Lustre 2.10.8
Fix Version/s: None

Type: Question/Request Priority: Minor
Reporter: Götz Waschk Assignee: WC Triage
Resolution: Duplicate Votes: 0
Labels: None
Environment:

EL7.7 x86_64

Issue Links:
Related
is related to LU-9704 ofd_grant_check() claims GRANT, real ... Resolved
is related to LU-13766 tgt_grant_check() lsrza-OST000a: cli ... Resolved
Rank (Obsolete): 9223372036854775807

 Description   

I've seen many error messages in the syslog from one of my Lustre instances. All servers use Lustre 2.10.8, all clients but one as well:

 

Apr 16 13:11:38 miscoss12 kernel: LustreError: 6833:0:(tgt_grant.c:738:tgt_grant_check()) fs23-OST0000: cli c0765277-fdd7-0895-59f6-c9044241b458 claims 122880 GRANT, real grant 0
Apr 16 13:11:38 miscoss12 kernel: LustreError: 6833:0:(tgt_grant.c:738:tgt_grant_check()) Skipped 4018 previous similar messages
Apr 16 13:15:24 miscoss14 kernel: [14739904.808254] LustreError: 6254:0:(tgt_grant.c:738:tgt_grant_check()) fs23-OST0002: cli 81647aeb-cc5a-548d-1370-7b9c0838b889 claims 503808 GRANT, real grant 0
Apr 16 13:15:24 miscoss14 kernel: [14739904.814227] LustreError: 6254:0:(tgt_grant.c:738:tgt_grant_check()) Skipped 496 previous similar messages
Apr 16 13:15:24 miscoss14 kernel: LustreError: 6254:0:(tgt_grant.c:738:tgt_grant_check()) fs23-OST0002: cli 81647aeb-cc5a-548d-1370-7b9c0838b889 claims 503808 GRANT, real grant 0
Apr 16 13:15:24 miscoss14 kernel: LustreError: 6254:0:(tgt_grant.c:738:tgt_grant_check()) Skipped 496 previous similar messages
Apr 16 13:18:38 miscoss19 kernel: [14912825.820713] LustreError: 94649:0:(tgt_grant.c:738:tgt_grant_check()) fs23-OST0007: cli e4400067-3eba-6690-da1d-9ebe3cde3a81 claims 135168 GRANT, real grant 0
Apr 16 13:18:38 miscoss19 kernel: [14912825.827245] LustreError: 94649:0:(tgt_grant.c:738:tgt_grant_check()) Skipped 1706 previous similar messages
Apr 16 13:18:38 miscoss19 kernel: LustreError: 94649:0:(tgt_grant.c:738:tgt_grant_check()) fs23-OST0007: cli e4400067-3eba-6690-da1d-9ebe3cde3a81 claims 135168 GRANT, real grant 0
Apr 16 13:18:38 miscoss19 kernel: LustreError: 94649:0:(tgt_grant.c:738:tgt_grant_check()) Skipped 1706 previous similar messages

 

What does that mean, is it a performance issue?

 Comments   
Comment by James A Simmons [ 23/Nov/20 ]

This was solved under LU-13766. Is this still a problem?

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