== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:15:42 (1788855342)
llite.lustre-ffff8c145b13d000.statahead_max=1024
llite.lustre-ffff8c145b13d000.statahead_batch_max=32
llite.lustre-ffff8c145b13d000.statahead_min=64
llite.lustre-ffff8c145b13d000.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 6.08 seconds: 164.45 ops/second
llite.lustre-ffff8c145b13d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c145b13d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c145b13d000.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:            1788855361.439177097 secs.nsecs
start_time:               1788855356.131121471 secs.nsecs
elapsed_time:             5.308055626 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   5
4:		        11  13  19
8:		         5   5  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1788855361.439284158 secs.nsecs
start_time:               1788855356.131235612 secs.nsecs
elapsed_time:             5.308048546 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:            1788855392.548265270 secs.nsecs
start_time:               1788855356.131121471 secs.nsecs
elapsed_time:             36.417143799 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		        11  12  20
8:		         5   5  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1788855392.548334251 secs.nsecs
start_time:               1788855356.131235612 secs.nsecs
elapsed_time:             36.417098639 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 5.43 seconds: 184.00 ops/second
llite.lustre-ffff8c145b13d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c145b13d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c145b13d000.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:            1788855407.645113200 secs.nsecs
start_time:               1788855403.568760924 secs.nsecs
elapsed_time:             4.076352276 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		         5   5  11
8:		         9  10  22
16:		         6   7  29
32:		        59  70 100
snapshot_time:            1788855407.645170847 secs.nsecs
start_time:               1788855403.569202991 secs.nsecs
elapsed_time:             4.075967856 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:            1788855438.964765773 secs.nsecs
start_time:               1788855403.568760924 secs.nsecs
elapsed_time:             35.396004849 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   7
4:		         5   5  12
8:		         9  10  23
16:		         6   7  30
32:		        59  69 100
snapshot_time:            1788855438.964840353 secs.nsecs
start_time:               1788855403.569202991 secs.nsecs
elapsed_time:             35.395637362 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788855447 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788855456 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8c145b13d000.enable_statahead_fname=1
llite.lustre-ffff8c145b13d000.statahead_min=8
llite.lustre-ffff8c145b13d000.statahead_batch_max=64
llite.lustre-ffff8c145b13d000.statahead_max=128