== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:43:39 (1787863419)
llite.lustre-ffff88ca32aeb800.statahead_max=1024
llite.lustre-ffff88ca32aeb800.statahead_batch_max=32
llite.lustre-ffff88ca32aeb800.statahead_min=64
llite.lustre-ffff88ca32aeb800.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 6.88 seconds: 145.29 ops/second
llite.lustre-ffff88ca32aeb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88ca32aeb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88ca32aeb800.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:            1787863437.008643752 secs.nsecs
start_time:               1787863432.550512253 secs.nsecs
elapsed_time:             4.458131499 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		        10  11  20
8:		         4   4  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1787863437.008707883 secs.nsecs
start_time:               1787863432.550593700 secs.nsecs
elapsed_time:             4.458114183 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:            1787863468.035526832 secs.nsecs
start_time:               1787863432.550512253 secs.nsecs
elapsed_time:             35.485014579 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		        10  11  21
8:		         4   4  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1787863468.035616117 secs.nsecs
start_time:               1787863432.550593700 secs.nsecs
elapsed_time:             35.485022417 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 8.85 seconds: 112.99 ops/second
llite.lustre-ffff88ca32aeb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88ca32aeb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88ca32aeb800.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:            1787863488.220166078 secs.nsecs
start_time:               1787863483.540357327 secs.nsecs
elapsed_time:             4.679808751 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         5   6  13
8:		         7   8  21
16:		         5   6  27
32:		        60  72 100
snapshot_time:            1787863488.220248503 secs.nsecs
start_time:               1787863483.540963220 secs.nsecs
elapsed_time:             4.679285283 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787863518.468583862 secs.nsecs
start_time:               1787863483.540357327 secs.nsecs
elapsed_time:             34.928226535 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         5   5  14
8:		         7   8  22
16:		         5   5  28
32:		        60  71 100
snapshot_time:            1787863518.468671771 secs.nsecs
start_time:               1787863483.540963220 secs.nsecs
elapsed_time:             34.927708551 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787863528 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787863540 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff88ca32aeb800.enable_statahead_fname=1
llite.lustre-ffff88ca32aeb800.statahead_min=8
llite.lustre-ffff88ca32aeb800.statahead_batch_max=64
llite.lustre-ffff88ca32aeb800.statahead_max=128