== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:20:14 (1789276814)
llite.lustre-ffff98cc6efce800.statahead_max=1024
llite.lustre-ffff98cc6efce800.statahead_batch_max=32
llite.lustre-ffff98cc6efce800.statahead_min=64
llite.lustre-ffff98cc6efce800.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 6.71 seconds: 149.05 ops/second
llite.lustre-ffff98cc6efce800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98cc6efce800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98cc6efce800.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:            1789276831.438765348 secs.nsecs
start_time:               1789276827.034105082 secs.nsecs
elapsed_time:             4.404660266 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   8  14
4:		         8   9  24
8:		         5   5  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789276831.438813286 secs.nsecs
start_time:               1789276827.034249597 secs.nsecs
elapsed_time:             4.404563689 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:            1789276862.792287307 secs.nsecs
start_time:               1789276827.034105082 secs.nsecs
elapsed_time:             35.758182225 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         7   7  15
4:		         8   9  25
8:		         5   5  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789276862.792364109 secs.nsecs
start_time:               1789276827.034249597 secs.nsecs
elapsed_time:             35.758114512 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 7.05 seconds: 141.84 ops/second
llite.lustre-ffff98cc6efce800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98cc6efce800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98cc6efce800.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:            1789276878.841521928 secs.nsecs
start_time:               1789276875.380707140 secs.nsecs
elapsed_time:             3.460814788 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         5   6   8
8:		         5   6  15
16:		        10  12  27
32:		        57  72 100
snapshot_time:            1789276878.841621563 secs.nsecs
start_time:               1789276875.380807757 secs.nsecs
elapsed_time:             3.460813806 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:            1789276910.047960261 secs.nsecs
start_time:               1789276875.380707140 secs.nsecs
elapsed_time:             34.667253121 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         5   6  10
8:		         5   6  16
16:		        10  12  28
32:		        57  71 100
snapshot_time:            1789276910.048215564 secs.nsecs
start_time:               1789276875.380807757 secs.nsecs
elapsed_time:             34.667407807 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789276919 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1789276931 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff98cc6efce800.enable_statahead_fname=1
llite.lustre-ffff98cc6efce800.statahead_min=8
llite.lustre-ffff98cc6efce800.statahead_batch_max=64
llite.lustre-ffff98cc6efce800.statahead_max=128