[LU-1937] Fix thread names to be unique within limit

• Type: Bug
• Resolution: Unresolved
• Priority: Minor
• Affects Version/s: Lustre 2.4.0
• Labels: easy
• Environment: Single node client, 3 OSTs on one OSS
• Severity: 3
• Assignee: WC Triage
• Reporter: Andreas Dilger

Description

It appears that there are multiple create threads being started for each OST on an OSS that have duplicate names:

 5927 root      20   0     0    0    0 S 13.4  0.0   7:14.03 ll_ost_create00    
 5928 root      20   0     0    0    0 S 13.1  0.0   6:56.52 ll_ost_create00    
 9212 root      20   0     0    0    0 R 12.1  0.0   7:52.05 ll_ost_create00    
 5929 root      20   0     0    0    0 S  6.9  0.0   3:59.30 ll_ost_create01    
 9216 root      20   0     0    0    0 S  6.9  0.0   3:45.86 ll_ost_create01    
 5930 root      20   0     0    0    0 S  6.2  0.0   3:45.33 ll_ost_create01    

Issue Links

• is duplicated by: LU-7458 Thread names truncated in sysrq-t output