== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:09:32 (1746140972)
llite.lustre-ffff880136b12000.statahead_max=1024
llite.lustre-ffff880136b12000.statahead_batch_max=32
llite.lustre-ffff880136b12000.statahead_min=64
llite.lustre-ffff880136b12000.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 3.70 seconds: 270.01 ops/second
llite.lustre-ffff880136b12000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880136b12000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880136b12000.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:            1746140982.001197275 secs.nsecs
start_time:               1746140980.016235814 secs.nsecs
elapsed_time:             1.984961461 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		         8   9  14
8:		         8   9  24
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1746140982.001304260 secs.nsecs
start_time:               1746140980.016311306 secs.nsecs
elapsed_time:             1.984992954 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1746141012.372093108 secs.nsecs
start_time:               1746140980.016235814 secs.nsecs
elapsed_time:             32.355857294 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		         8   9  15
8:		         8   9  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1746141012.372749793 secs.nsecs
start_time:               1746140980.016311306 secs.nsecs
elapsed_time:             32.356438487 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 3.53 seconds: 283.43 ops/second
llite.lustre-ffff880136b12000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880136b12000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880136b12000.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:            1746141019.649779950 secs.nsecs
start_time:               1746141018.316171975 secs.nsecs
elapsed_time:             1.333607975 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         2   2   8
4:		         4   4  13
8:		         8   9  23
16:		         5   6  29
32:		        58  70 100
snapshot_time:            1746141019.649878449 secs.nsecs
start_time:               1746141018.316239559 secs.nsecs
elapsed_time:             1.333638890 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:            1746141049.826543505 secs.nsecs
start_time:               1746141018.316171975 secs.nsecs
elapsed_time:             31.510371530 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         2   2   9
4:		         4   4  14
8:		         8   9  24
16:		         5   6  30
32:		        58  69 100
snapshot_time:            1746141049.829942586 secs.nsecs
start_time:               1746141018.316239559 secs.nsecs
elapsed_time:             31.513703027 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746141054 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1746141060 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff880136b12000.enable_statahead_fname=1
llite.lustre-ffff880136b12000.statahead_min=8
llite.lustre-ffff880136b12000.statahead_batch_max=64
llite.lustre-ffff880136b12000.statahead_max=128