== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:03:36 (1785974616)
llite.lustre-ffff94579a65f800.statahead_max=1024
llite.lustre-ffff94579a65f800.statahead_batch_max=32
llite.lustre-ffff94579a65f800.statahead_min=64
llite.lustre-ffff94579a65f800.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 5.21 seconds: 191.91 ops/second
llite.lustre-ffff94579a65f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94579a65f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94579a65f800.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:            1785974630.541468523 secs.nsecs
start_time:               1785974626.999758040 secs.nsecs
elapsed_time:             3.541710483 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   8  12
4:		         5   5  18
8:		         7   8  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1785974630.541550210 secs.nsecs
start_time:               1785974626.999844019 secs.nsecs
elapsed_time:             3.541706191 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1785974661.292160633 secs.nsecs
start_time:               1785974626.999758040 secs.nsecs
elapsed_time:             34.292402593 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   8  13
4:		         5   5  19
8:		         7   8  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1785974661.292254135 secs.nsecs
start_time:               1785974626.999844019 secs.nsecs
elapsed_time:             34.292410116 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 4.39 seconds: 227.60 ops/second
llite.lustre-ffff94579a65f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff94579a65f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94579a65f800.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:            1785974674.471977467 secs.nsecs
start_time:               1785974670.586106828 secs.nsecs
elapsed_time:             3.885870639 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   2   2
4:		         6   7  10
8:		         8  10  20
16:		         4   5  25
32:		        60  75 100
snapshot_time:            1785974674.472033893 secs.nsecs
start_time:               1785974670.586187071 secs.nsecs
elapsed_time:             3.885846822 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1785974705.675154636 secs.nsecs
start_time:               1785974670.586106828 secs.nsecs
elapsed_time:             35.089047808 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		         6   7  11
8:		         8   9  20
16:		         4   4  25
32:		        60  74 100
snapshot_time:            1785974705.675563285 secs.nsecs
start_time:               1785974670.586187071 secs.nsecs
elapsed_time:             35.089376214 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785974717 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1785974727 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff94579a65f800.enable_statahead_fname=1
llite.lustre-ffff94579a65f800.statahead_min=8
llite.lustre-ffff94579a65f800.statahead_batch_max=64
llite.lustre-ffff94579a65f800.statahead_max=128