== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:19:41 (1787851181)
llite.lustre-ffff9af610db1800.statahead_max=1024
llite.lustre-ffff9af610db1800.statahead_batch_max=32
llite.lustre-ffff9af610db1800.statahead_min=64
llite.lustre-ffff9af610db1800.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 5.87 seconds: 170.43 ops/second
llite.lustre-ffff9af610db1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9af610db1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9af610db1800.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:            1787851197.035447278 secs.nsecs
start_time:               1787851192.803838046 secs.nsecs
elapsed_time:             4.231609232 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   7  11
4:		         6   7  18
8:		         8   9  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1787851197.035525860 secs.nsecs
start_time:               1787851192.804017081 secs.nsecs
elapsed_time:             4.231508779 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787851227.948916850 secs.nsecs
start_time:               1787851192.803838046 secs.nsecs
elapsed_time:             35.145078804 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		         6   6  19
8:		         8   9  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1787851227.948991239 secs.nsecs
start_time:               1787851192.804017081 secs.nsecs
elapsed_time:             35.144974158 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 5.52 seconds: 181.06 ops/second
llite.lustre-ffff9af610db1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9af610db1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9af610db1800.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:            1787851243.945120106 secs.nsecs
start_time:               1787851240.549020398 secs.nsecs
elapsed_time:             3.396099708 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         4   5   5
4:		         2   2   7
8:		         3   3  11
16:		         6   7  19
32:		        61  80 100
snapshot_time:            1787851243.945383096 secs.nsecs
start_time:               1787851240.549190076 secs.nsecs
elapsed_time:             3.396193020 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:            1787851275.060343739 secs.nsecs
start_time:               1787851240.549020398 secs.nsecs
elapsed_time:             34.511323341 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   5   6
4:		         2   2   9
8:		         3   3  12
16:		         6   7  20
32:		        61  79 100
snapshot_time:            1787851275.060501397 secs.nsecs
start_time:               1787851240.549190076 secs.nsecs
elapsed_time:             34.511311321 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787851283 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787851292 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9af610db1800.enable_statahead_fname=1
llite.lustre-ffff9af610db1800.statahead_min=8
llite.lustre-ffff9af610db1800.statahead_batch_max=64
llite.lustre-ffff9af610db1800.statahead_max=128