== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:36:59 (1787801819)
llite.lustre-ffff99caa7bf0000.statahead_max=1024
llite.lustre-ffff99caa7bf0000.statahead_batch_max=32
llite.lustre-ffff99caa7bf0000.statahead_min=64
llite.lustre-ffff99caa7bf0000.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: 170.46 ops/second
llite.lustre-ffff99caa7bf0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99caa7bf0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99caa7bf0000.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:            1787801836.210186536 secs.nsecs
start_time:               1787801831.435677963 secs.nsecs
elapsed_time:             4.774508573 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  12
4:		        10  11  24
8:		         2   2  27
16:		         1   1  28
32:		        61  71 100
snapshot_time:            1787801836.210271054 secs.nsecs
start_time:               1787801831.435759716 secs.nsecs
elapsed_time:             4.774511338 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:            1787801867.083981766 secs.nsecs
start_time:               1787801831.435677963 secs.nsecs
elapsed_time:             35.648303803 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        10  11  25
8:		         2   2  27
16:		         1   1  29
32:		        61  70 100
snapshot_time:            1787801867.084173860 secs.nsecs
start_time:               1787801831.435759716 secs.nsecs
elapsed_time:             35.648414144 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 5.92 seconds: 168.83 ops/second
llite.lustre-ffff99caa7bf0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99caa7bf0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99caa7bf0000.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:            1787801882.127573285 secs.nsecs
start_time:               1787801878.573988235 secs.nsecs
elapsed_time:             3.553585050 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         6   7  10
8:		         9  10  21
16:		         8   9  31
32:		        57  68 100
snapshot_time:            1787801882.127674419 secs.nsecs
start_time:               1787801878.575407766 secs.nsecs
elapsed_time:             3.552266653 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:            1787801913.487549335 secs.nsecs
start_time:               1787801878.573988235 secs.nsecs
elapsed_time:             34.913561100 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         6   7  11
8:		         9  10  22
16:		         8   9  32
32:		        57  67 100
snapshot_time:            1787801913.488002157 secs.nsecs
start_time:               1787801878.575407766 secs.nsecs
elapsed_time:             34.912594391 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787801921 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787801931 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff99caa7bf0000.enable_statahead_fname=1
llite.lustre-ffff99caa7bf0000.statahead_min=8
llite.lustre-ffff99caa7bf0000.statahead_batch_max=64
llite.lustre-ffff99caa7bf0000.statahead_max=128