== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:07:05 (1779318425)
llite.lustre-ffff890703f93000.statahead_max=1024
llite.lustre-ffff890703f93000.statahead_batch_max=32
llite.lustre-ffff890703f93000.statahead_min=64
llite.lustre-ffff890703f93000.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 7.41 seconds: 134.97 ops/second
llite.lustre-ffff890703f93000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff890703f93000.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:            1779318440.648681713 secs.nsecs
start_time:               1779318437.635656172 secs.nsecs
elapsed_time:             3.013025541 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         6   6  16
4:		         5   5  21
8:		         8   8  30
16:		         5   5  36
32:		        58  63 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1779318471.942308458 secs.nsecs
start_time:               1779318437.635656172 secs.nsecs
elapsed_time:             34.306652286 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         6   6  17
4:		         5   5  22
8:		         8   8  31
16:		         5   5  36
32:		        58  63 100
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
 - create 922 (time 1779318488.40 total 10.02 last 92.03)
total: 1000 create in 11.11 seconds: 89.97 ops/second
llite.lustre-ffff890703f93000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff890703f93000.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:            1779318499.827267823 secs.nsecs
start_time:               1779318494.179619478 secs.nsecs
elapsed_time:             5.647648345 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         3   3   8
4:		         7   8  17
8:		         6   7  24
16:		         2   2  26
32:		        60  73 100
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:            1779318531.338404612 secs.nsecs
start_time:               1779318494.179619478 secs.nsecs
elapsed_time:             37.158785134 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         3   3   9
4:		         7   8  18
8:		         6   7  25
16:		         2   2  27
32:		        60  72 100
 - unlinked 0 (time 1779318540 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1779318552 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff890703f93000.enable_statahead_fname=1
llite.lustre-ffff890703f93000.statahead_min=8
llite.lustre-ffff890703f93000.statahead_batch_max=64
llite.lustre-ffff890703f93000.statahead_max=128