== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:09:02 (1786838942)
llite.lustre-ffff9d2182bed000.statahead_max=1024
llite.lustre-ffff9d2182bed000.statahead_batch_max=32
llite.lustre-ffff9d2182bed000.statahead_min=64
llite.lustre-ffff9d2182bed000.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 2.30 seconds: 434.72 ops/second
llite.lustre-ffff9d2182bed000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d2182bed000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d2182bed000.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:            1786838949.766981497 secs.nsecs
start_time:               1786838947.523234482 secs.nsecs
elapsed_time:             2.243747015 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         9  10  14
8:		        12  14  28
16:		         3   3  31
32:		        58  68 100
snapshot_time:            1786838949.767032682 secs.nsecs
start_time:               1786838947.523338760 secs.nsecs
elapsed_time:             2.243693922 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: 994
miss_total: 1
snapshot_time:            1786838980.266048714 secs.nsecs
start_time:               1786838947.523234482 secs.nsecs
elapsed_time:             32.742814232 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         9  10  15
8:		        12  13  29
16:		         3   3  32
32:		        58  67 100
snapshot_time:            1786838980.266117436 secs.nsecs
start_time:               1786838947.523338760 secs.nsecs
elapsed_time:             32.742778676 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 1.49 seconds: 670.71 ops/second
llite.lustre-ffff9d2182bed000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d2182bed000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d2182bed000.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:            1786838985.616558023 secs.nsecs
start_time:               1786838983.681121502 secs.nsecs
elapsed_time:             1.935436521 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         0   0  13
4:		         3   3  16
8:		        18  18  35
16:		         5   5  40
32:		        57  59 100
snapshot_time:            1786838985.616612490 secs.nsecs
start_time:               1786838983.681174952 secs.nsecs
elapsed_time:             1.935437538 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:            1786839016.093621931 secs.nsecs
start_time:               1786838983.681121502 secs.nsecs
elapsed_time:             32.412500429 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  14  14
2:		         0   0  14
4:		         3   3  17
8:		        18  18  36
16:		         5   5  41
32:		        57  58 100
snapshot_time:            1786839016.093690145 secs.nsecs
start_time:               1786838983.681174952 secs.nsecs
elapsed_time:             32.412515193 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786839019 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786839022 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff9d2182bed000.enable_statahead_fname=1
llite.lustre-ffff9d2182bed000.statahead_min=8
llite.lustre-ffff9d2182bed000.statahead_batch_max=64
llite.lustre-ffff9d2182bed000.statahead_max=128