== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:17:52 (1773663472)
llite.lustre-ffff8909074da800.statahead_max=1024
llite.lustre-ffff8909074da800.statahead_batch_max=32
llite.lustre-ffff8909074da800.statahead_min=64
llite.lustre-ffff8909074da800.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 1.08 seconds: 925.06 ops/second
llite.lustre-ffff8909074da800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8909074da800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8909074da800.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:            1773663478.621530380 secs.nsecs
start_time:               1773663475.802610277 secs.nsecs
elapsed_time:             2.818920103 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		        16  19  22
8:		         4   4  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1773663478.621570118 secs.nsecs
start_time:               1773663475.802689182 secs.nsecs
elapsed_time:             2.818880936 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:            1773663509.857955166 secs.nsecs
start_time:               1773663475.802610277 secs.nsecs
elapsed_time:             34.055344889 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         2   2   4
4:		        16  18  23
8:		         4   4  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1773663509.858001214 secs.nsecs
start_time:               1773663475.802689182 secs.nsecs
elapsed_time:             34.055312032 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 1.07 seconds: 933.15 ops/second
llite.lustre-ffff8909074da800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8909074da800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8909074da800.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:            1773663514.811056655 secs.nsecs
start_time:               1773663512.748506963 secs.nsecs
elapsed_time:             2.062549692 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   6
4:		         6   6  13
8:		        14  15  28
16:		         7   7  36
32:		        57  63 100
snapshot_time:            1773663514.811138414 secs.nsecs
start_time:               1773663512.748571824 secs.nsecs
elapsed_time:             2.062566590 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1773663545.073316241 secs.nsecs
start_time:               1773663512.748506963 secs.nsecs
elapsed_time:             32.324809278 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   7
4:		         6   6  14
8:		        14  15  29
16:		         7   7  37
32:		        57  62 100
snapshot_time:            1773663545.073356511 secs.nsecs
start_time:               1773663512.748571824 secs.nsecs
elapsed_time:             32.324784687 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1773663547 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1773663549 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8909074da800.enable_statahead_fname=1
llite.lustre-ffff8909074da800.statahead_min=8
llite.lustre-ffff8909074da800.statahead_batch_max=64
llite.lustre-ffff8909074da800.statahead_max=128