== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:10:18 (1787404218)
llite.lustre-ffff8f32077eb000.statahead_max=1024
llite.lustre-ffff8f32077eb000.statahead_batch_max=32
llite.lustre-ffff8f32077eb000.statahead_min=64
llite.lustre-ffff8f32077eb000.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 5.46 seconds: 183.29 ops/second
llite.lustre-ffff8f32077eb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f32077eb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f32077eb000.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:            1787404231.957438368 secs.nsecs
start_time:               1787404228.311175700 secs.nsecs
elapsed_time:             3.646262668 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   7  14
4:		         9  10  24
8:		         8   8  33
16:		         0   0  33
32:		        60  66 100
snapshot_time:            1787404231.957501808 secs.nsecs
start_time:               1787404228.311681479 secs.nsecs
elapsed_time:             3.645820329 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787404263.584413848 secs.nsecs
start_time:               1787404228.311175700 secs.nsecs
elapsed_time:             35.273238148 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         7   7  15
4:		         9   9  25
8:		         8   8  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1787404263.584496510 secs.nsecs
start_time:               1787404228.311681479 secs.nsecs
elapsed_time:             35.272815031 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 5.47 seconds: 182.77 ops/second
llite.lustre-ffff8f32077eb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f32077eb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f32077eb000.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:            1787404277.981330896 secs.nsecs
start_time:               1787404274.095814451 secs.nsecs
elapsed_time:             3.885516445 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         2   2  14
4:		         5   5  19
8:		        15  15  34
16:		         5   5  39
32:		        59  60 100
snapshot_time:            1787404277.981482462 secs.nsecs
start_time:               1787404274.095909975 secs.nsecs
elapsed_time:             3.885572487 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:            1787404308.460565078 secs.nsecs
start_time:               1787404274.095814451 secs.nsecs
elapsed_time:             34.364750627 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         2   2  15
4:		         5   5  20
8:		        15  15  35
16:		         5   5  40
32:		        59  59 100
snapshot_time:            1787404308.460628604 secs.nsecs
start_time:               1787404274.095909975 secs.nsecs
elapsed_time:             34.364718629 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787404316 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787404324 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8f32077eb000.enable_statahead_fname=1
llite.lustre-ffff8f32077eb000.statahead_min=8
llite.lustre-ffff8f32077eb000.statahead_batch_max=64
llite.lustre-ffff8f32077eb000.statahead_max=128