== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:05:43 (1786809943)
llite.lustre-ffff9f64d1551800.statahead_max=1024
llite.lustre-ffff9f64d1551800.statahead_batch_max=32
llite.lustre-ffff9f64d1551800.statahead_min=64
llite.lustre-ffff9f64d1551800.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 5.41 seconds: 184.73 ops/second
llite.lustre-ffff9f64d1551800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f64d1551800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f64d1551800.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:            1786809957.309244568 secs.nsecs
start_time:               1786809953.391873883 secs.nsecs
elapsed_time:             3.917370685 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         9  10  16
8:		         5   6  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1786809957.309306017 secs.nsecs
start_time:               1786809953.392095160 secs.nsecs
elapsed_time:             3.917210857 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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1786809988.754171263 secs.nsecs
start_time:               1786809953.391873883 secs.nsecs
elapsed_time:             35.362297380 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         9  10  17
8:		         5   5  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1786809988.754713445 secs.nsecs
start_time:               1786809953.392095160 secs.nsecs
elapsed_time:             35.362618285 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 4.97 seconds: 201.25 ops/second
llite.lustre-ffff9f64d1551800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f64d1551800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f64d1551800.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:            1786810002.602706276 secs.nsecs
start_time:               1786809998.803464211 secs.nsecs
elapsed_time:             3.799242065 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         0   0   8
8:		         6   7  15
16:		        11  13  29
32:		        58  70 100
snapshot_time:            1786810002.602881185 secs.nsecs
start_time:               1786809998.803554371 secs.nsecs
elapsed_time:             3.799326814 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 ''
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:            1786810034.250869424 secs.nsecs
start_time:               1786809998.803464211 secs.nsecs
elapsed_time:             35.447405213 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3   9
4:		         0   0   9
8:		         6   7  16
16:		        11  13  30
32:		        58  69 100
snapshot_time:            1786810034.250943829 secs.nsecs
start_time:               1786809998.803554371 secs.nsecs
elapsed_time:             35.447389458 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786810042 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786810051 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff9f64d1551800.enable_statahead_fname=1
llite.lustre-ffff9f64d1551800.statahead_min=8
llite.lustre-ffff9f64d1551800.statahead_batch_max=64
llite.lustre-ffff9f64d1551800.statahead_max=128