== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:19:43 (1746076783)
llite.lustre-ffff8800b6c9d800.statahead_max=1024
llite.lustre-ffff8800b6c9d800.statahead_batch_max=32
llite.lustre-ffff8800b6c9d800.statahead_min=64
llite.lustre-ffff8800b6c9d800.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 2.74 seconds: 365.14 ops/second
llite.lustre-ffff8800b6c9d800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6c9d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6c9d800.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:            1746076790.124417554 secs.nsecs
start_time:               1746076788.404699970 secs.nsecs
elapsed_time:             1.719717584 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   7
4:		        10  12  19
8:		         5   6  25
16:		         2   2  27
32:		        60  72 100
snapshot_time:            1746076790.124520986 secs.nsecs
start_time:               1746076788.404766333 secs.nsecs
elapsed_time:             1.719754653 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:            1746076821.106068417 secs.nsecs
start_time:               1746076788.404699970 secs.nsecs
elapsed_time:             32.701368447 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   8
4:		        10  11  20
8:		         5   5  26
16:		         2   2  28
32:		        60  71 100
snapshot_time:            1746076821.106722300 secs.nsecs
start_time:               1746076788.404766333 secs.nsecs
elapsed_time:             32.701955967 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 2.46 seconds: 406.22 ops/second
llite.lustre-ffff8800b6c9d800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6c9d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6c9d800.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:            1746076826.333349809 secs.nsecs
start_time:               1746076825.354125669 secs.nsecs
elapsed_time:             0.979224140 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         2   2   7
4:		         1   1   8
8:		         5   6  15
16:		        10  12  27
32:		        58  72 100
snapshot_time:            1746076826.333427889 secs.nsecs
start_time:               1746076825.354204486 secs.nsecs
elapsed_time:             0.979223403 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1746076857.296170777 secs.nsecs
start_time:               1746076825.354125669 secs.nsecs
elapsed_time:             31.942045108 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         2   2   8
4:		         1   1   9
8:		         5   6  16
16:		        10  12  28
32:		        58  71 100
snapshot_time:            1746076857.296258045 secs.nsecs
start_time:               1746076825.354204486 secs.nsecs
elapsed_time:             31.942053559 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746076860 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1746076864 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff8800b6c9d800.enable_statahead_fname=1
llite.lustre-ffff8800b6c9d800.statahead_min=8
llite.lustre-ffff8800b6c9d800.statahead_batch_max=64
llite.lustre-ffff8800b6c9d800.statahead_max=128