== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:55:15 (1753372515)
llite.lustre-ffff8a5036774000.statahead_max=1024
llite.lustre-ffff8a5036774000.statahead_batch_max=32
llite.lustre-ffff8a5036774000.statahead_min=64
llite.lustre-ffff8a5036774000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 1.23 seconds: 812.68 ops/second
llite.lustre-ffff8a5036774000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a5036774000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a5036774000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1753372522.580565544 secs.nsecs
start_time:               1753372519.778361832 secs.nsecs
elapsed_time:             2.802203712 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		        20  23  27
8:		         1   1  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1753372522.580605345 secs.nsecs
start_time:               1753372519.778413224 secs.nsecs
elapsed_time:             2.802192121 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1753372553.461733058 secs.nsecs
start_time:               1753372519.778361832 secs.nsecs
elapsed_time:             33.683371226 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         1   1   5
4:		        20  22  28
8:		         1   1  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1753372553.461800819 secs.nsecs
start_time:               1753372519.778413224 secs.nsecs
elapsed_time:             33.683387595 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 2.44 seconds: 409.06 ops/second
llite.lustre-ffff8a5036774000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a5036774000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a5036774000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1753372560.350691933 secs.nsecs
start_time:               1753372558.525723927 secs.nsecs
elapsed_time:             1.824968006 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  13  13
2:		         3   3  16
4:		         4   4  20
8:		        11  11  31
16:		         8   8  40
32:		        58  59 100
snapshot_time:            1753372560.350748030 secs.nsecs
start_time:               1753372558.526446561 secs.nsecs
elapsed_time:             1.824301469 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1753372591.150720531 secs.nsecs
start_time:               1753372558.525723927 secs.nsecs
elapsed_time:             32.624996604 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  14  14
2:		         3   3  17
4:		         4   4  21
8:		        11  11  32
16:		         8   8  40
32:		        58  59 100
snapshot_time:            1753372591.150778912 secs.nsecs
start_time:               1753372558.526446561 secs.nsecs
elapsed_time:             32.624332351 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1753372594 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1753372598 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8a5036774000.enable_statahead_fname=1
llite.lustre-ffff8a5036774000.statahead_min=8
llite.lustre-ffff8a5036774000.statahead_batch_max=64
llite.lustre-ffff8a5036774000.statahead_max=128