== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:40:48 (1759826448)
llite.lustre-ffff9a2743e5a800.statahead_max=1024
llite.lustre-ffff9a2743e5a800.statahead_batch_max=32
llite.lustre-ffff9a2743e5a800.statahead_min=64
llite.lustre-ffff9a2743e5a800.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 1.70 seconds: 586.90 ops/second
llite.lustre-ffff9a2743e5a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a2743e5a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a2743e5a800.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:            1759826455.903424744 secs.nsecs
start_time:               1759826453.369649346 secs.nsecs
elapsed_time:             2.533775398 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		        19  22  25
8:		         3   3  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1759826455.903487965 secs.nsecs
start_time:               1759826453.369726007 secs.nsecs
elapsed_time:             2.533761958 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 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:            1759826486.613831419 secs.nsecs
start_time:               1759826453.369649346 secs.nsecs
elapsed_time:             33.244182073 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		        19  21  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1759826486.613899482 secs.nsecs
start_time:               1759826453.369726007 secs.nsecs
elapsed_time:             33.244173475 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 2.06 seconds: 484.83 ops/second
llite.lustre-ffff9a2743e5a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a2743e5a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a2743e5a800.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:            1759826493.074415475 secs.nsecs
start_time:               1759826490.955068350 secs.nsecs
elapsed_time:             2.119347125 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         5   5  14
4:		         8   8  22
8:		        13  13  36
16:		         3   3  39
32:		        58  60 100
snapshot_time:            1759826493.074480401 secs.nsecs
start_time:               1759826490.955136690 secs.nsecs
elapsed_time:             2.119343711 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:            1759826523.854286223 secs.nsecs
start_time:               1759826490.955068350 secs.nsecs
elapsed_time:             32.899217873 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         5   5  15
4:		         8   8  23
8:		        13  13  37
16:		         3   3  40
32:		        58  59 100
snapshot_time:            1759826523.854332662 secs.nsecs
start_time:               1759826490.955136690 secs.nsecs
elapsed_time:             32.899195972 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1759826527 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1759826531 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff9a2743e5a800.enable_statahead_fname=1
llite.lustre-ffff9a2743e5a800.statahead_min=8
llite.lustre-ffff9a2743e5a800.statahead_batch_max=64
llite.lustre-ffff9a2743e5a800.statahead_max=128