== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:54:21 (1788940461)
llite.lustre-ffff9d6a4bdf7000.statahead_max=1024
llite.lustre-ffff9d6a4bdf7000.statahead_batch_max=32
llite.lustre-ffff9d6a4bdf7000.statahead_min=64
llite.lustre-ffff9d6a4bdf7000.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 5.75 seconds: 173.85 ops/second
llite.lustre-ffff9d6a4bdf7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d6a4bdf7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d6a4bdf7000.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:            1788940477.556364339 secs.nsecs
start_time:               1788940474.065130738 secs.nsecs
elapsed_time:             3.491233601 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         7   8  18
8:		         6   7  25
16:		         5   5  31
32:		        58  68 100
snapshot_time:            1788940477.556426061 secs.nsecs
start_time:               1788940474.065227625 secs.nsecs
elapsed_time:             3.491198436 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 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:            1788940508.782329439 secs.nsecs
start_time:               1788940474.065130738 secs.nsecs
elapsed_time:             34.717198701 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         7   8  19
8:		         6   6  26
16:		         5   5  32
32:		        58  67 100
snapshot_time:            1788940508.782397882 secs.nsecs
start_time:               1788940474.065227625 secs.nsecs
elapsed_time:             34.717170257 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 7.56 seconds: 132.32 ops/second
llite.lustre-ffff9d6a4bdf7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d6a4bdf7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d6a4bdf7000.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:            1788940527.353017534 secs.nsecs
start_time:               1788940523.753552155 secs.nsecs
elapsed_time:             3.599465379 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         2   2  12
4:		         4   4  17
8:		         7   8  25
16:		         6   6  32
32:		        58  67 100
snapshot_time:            1788940527.353086693 secs.nsecs
start_time:               1788940523.753650125 secs.nsecs
elapsed_time:             3.599436568 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:            1788940559.035006062 secs.nsecs
start_time:               1788940523.753552155 secs.nsecs
elapsed_time:             35.281453907 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         2   2  13
4:		         4   4  17
8:		         7   7  25
16:		         7   7  33
32:		        59  66 100
snapshot_time:            1788940559.035162014 secs.nsecs
start_time:               1788940523.753650125 secs.nsecs
elapsed_time:             35.281511889 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788940567 ; total 1 ; last 1)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1788940578 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff9d6a4bdf7000.enable_statahead_fname=1
llite.lustre-ffff9d6a4bdf7000.statahead_min=8
llite.lustre-ffff9d6a4bdf7000.statahead_batch_max=64
llite.lustre-ffff9d6a4bdf7000.statahead_max=128