== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:45:53 (1746794753)
llite.lustre-ffff88012c909800.statahead_max=1024
llite.lustre-ffff88012c909800.statahead_batch_max=32
llite.lustre-ffff88012c909800.statahead_min=64
llite.lustre-ffff88012c909800.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 1.93 seconds: 519.06 ops/second
llite.lustre-ffff88012c909800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c909800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c909800.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:            1746794758.666804416 secs.nsecs
start_time:               1746794757.916522506 secs.nsecs
elapsed_time:             0.750281910 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         0   0   2
4:		        22  25  28
8:		         0   0  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1746794758.666941464 secs.nsecs
start_time:               1746794757.916632863 secs.nsecs
elapsed_time:             0.750308601 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: 994
miss_total: 1
snapshot_time:            1746794788.958283673 secs.nsecs
start_time:               1746794757.916522506 secs.nsecs
elapsed_time:             31.041761167 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         0   0   3
4:		        22  25  29
8:		         0   0  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1746794788.958436493 secs.nsecs
start_time:               1746794757.916632863 secs.nsecs
elapsed_time:             31.041803630 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 2.17 seconds: 461.73 ops/second
llite.lustre-ffff88012c909800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c909800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c909800.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:            1746794793.221239363 secs.nsecs
start_time:               1746794792.698100813 secs.nsecs
elapsed_time:             0.523138550 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  15  15
2:		         1   1  16
4:		         3   3  19
8:		        11  11  31
16:		         6   6  37
32:		        58  62 100
snapshot_time:            1746794793.221403567 secs.nsecs
start_time:               1746794792.698192556 secs.nsecs
elapsed_time:             0.523211011 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:            1746794823.512515293 secs.nsecs
start_time:               1746794792.698100813 secs.nsecs
elapsed_time:             30.814414480 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  15  15
2:		         1   1  17
4:		         3   3  20
8:		        11  11  31
16:		         6   6  38
32:		        58  61 100
snapshot_time:            1746794823.512639587 secs.nsecs
start_time:               1746794792.698192556 secs.nsecs
elapsed_time:             30.814447031 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746794825 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1746794829 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff88012c909800.enable_statahead_fname=1
llite.lustre-ffff88012c909800.statahead_min=8
llite.lustre-ffff88012c909800.statahead_batch_max=64
llite.lustre-ffff88012c909800.statahead_max=128