== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:27:36 (1780529256)
llite.lustre-ffff8cd61132e000.statahead_max=1024
llite.lustre-ffff8cd61132e000.statahead_batch_max=32
llite.lustre-ffff8cd61132e000.statahead_min=64
llite.lustre-ffff8cd61132e000.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 1.29 seconds: 773.90 ops/second
llite.lustre-ffff8cd61132e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cd61132e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cd61132e000.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:            1780529262.003014392 secs.nsecs
start_time:               1780529259.987835285 secs.nsecs
elapsed_time:             2.015179107 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         2   2   5
4:		        18  20  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1780529262.003059461 secs.nsecs
start_time:               1780529259.987896293 secs.nsecs
elapsed_time:             2.015163168 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1780529292.520367937 secs.nsecs
start_time:               1780529259.987835285 secs.nsecs
elapsed_time:             32.532532652 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   6
4:		        18  20  27
8:		         3   3  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1780529292.520464407 secs.nsecs
start_time:               1780529259.987896293 secs.nsecs
elapsed_time:             32.532568114 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 1.39 seconds: 719.59 ops/second
llite.lustre-ffff8cd61132e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cd61132e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cd61132e000.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:            1780529297.527032448 secs.nsecs
start_time:               1780529295.527438969 secs.nsecs
elapsed_time:             1.999593479 secs.nsecs
subreqs per batch   batches   % cum %
1:		        16  16  16
2:		         0   0  16
4:		         2   2  18
8:		        15  15  34
16:		         5   5  39
32:		        58  60 100
snapshot_time:            1780529297.527088105 secs.nsecs
start_time:               1780529295.527497567 secs.nsecs
elapsed_time:             1.999590538 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:            1780529328.024964380 secs.nsecs
start_time:               1780529295.527438969 secs.nsecs
elapsed_time:             32.497525411 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  17  17
2:		         0   0  17
4:		         2   2  19
8:		        15  15  35
16:		         5   5  40
32:		        58  59 100
snapshot_time:            1780529328.025017720 secs.nsecs
start_time:               1780529295.527497567 secs.nsecs
elapsed_time:             32.497520153 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1780529330 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1780529332 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff8cd61132e000.enable_statahead_fname=1
llite.lustre-ffff8cd61132e000.statahead_min=8
llite.lustre-ffff8cd61132e000.statahead_batch_max=64
llite.lustre-ffff8cd61132e000.statahead_max=128