== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:40:22 (1789274422)
llite.lustre-ffff98d807faf800.statahead_max=1024
llite.lustre-ffff98d807faf800.statahead_batch_max=32
llite.lustre-ffff98d807faf800.statahead_min=64
llite.lustre-ffff98d807faf800.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 5.62 seconds: 177.98 ops/second
llite.lustre-ffff98d807faf800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98d807faf800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d807faf800.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:            1789274439.734614402 secs.nsecs
start_time:               1789274435.009915391 secs.nsecs
elapsed_time:             4.724699011 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   6  10
4:		         8   9  20
8:		         5   6  26
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1789274439.734670165 secs.nsecs
start_time:               1789274435.010061319 secs.nsecs
elapsed_time:             4.724608846 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:            1789274470.991398428 secs.nsecs
start_time:               1789274435.009915391 secs.nsecs
elapsed_time:             35.981483037 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         8   9  21
8:		         5   5  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1789274470.996052169 secs.nsecs
start_time:               1789274435.010061319 secs.nsecs
elapsed_time:             35.985990850 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 6.38 seconds: 156.70 ops/second
llite.lustre-ffff98d807faf800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98d807faf800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d807faf800.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:            1789274488.291144358 secs.nsecs
start_time:               1789274484.251388697 secs.nsecs
elapsed_time:             4.039755661 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         3   3  10
8:		         6   7  18
16:		         6   7  25
32:		        61  74 100
snapshot_time:            1789274488.291198810 secs.nsecs
start_time:               1789274484.251463168 secs.nsecs
elapsed_time:             4.039735642 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: 994
miss_total: 1
snapshot_time:            1789274519.488674214 secs.nsecs
start_time:               1789274484.251388697 secs.nsecs
elapsed_time:             35.237285517 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         3   3  12
8:		         6   7  19
16:		         6   7  26
32:		        61  73 100
snapshot_time:            1789274519.488868184 secs.nsecs
start_time:               1789274484.251463168 secs.nsecs
elapsed_time:             35.237405016 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789274528 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1789274541 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff98d807faf800.enable_statahead_fname=1
llite.lustre-ffff98d807faf800.statahead_min=8
llite.lustre-ffff98d807faf800.statahead_batch_max=64
llite.lustre-ffff98d807faf800.statahead_max=128