== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:17:30 (1790950650)
llite.lustre-ffff8dc80eacd800.statahead_max=1024
llite.lustre-ffff8dc80eacd800.statahead_batch_max=32
llite.lustre-ffff8dc80eacd800.statahead_min=64
llite.lustre-ffff8dc80eacd800.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 5.80 seconds: 172.35 ops/second
llite.lustre-ffff8dc80eacd800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8dc80eacd800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8dc80eacd800.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:            1790950667.374959197 secs.nsecs
start_time:               1790950662.400590560 secs.nsecs
elapsed_time:             4.974368637 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         8   9  18
8:		         6   7  25
16:		         1   1  26
32:		        60  73 100
snapshot_time:            1790950667.375040385 secs.nsecs
start_time:               1790950662.403598826 secs.nsecs
elapsed_time:             4.971441559 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:            1790950697.889390328 secs.nsecs
start_time:               1790950662.400590560 secs.nsecs
elapsed_time:             35.488799768 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         8   9  19
8:		         6   7  26
16:		         1   1  27
32:		        60  72 100
snapshot_time:            1790950697.889464273 secs.nsecs
start_time:               1790950662.403598826 secs.nsecs
elapsed_time:             35.485865447 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 5.84 seconds: 171.25 ops/second
llite.lustre-ffff8dc80eacd800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8dc80eacd800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8dc80eacd800.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:            1790950713.469110800 secs.nsecs
start_time:               1790950710.140250846 secs.nsecs
elapsed_time:             3.328859954 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         1   1   7
8:		         9  11  18
16:		         7   8  27
32:		        58  72 100
snapshot_time:            1790950713.469222465 secs.nsecs
start_time:               1790950710.140352196 secs.nsecs
elapsed_time:             3.328870269 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:            1790950744.663523467 secs.nsecs
start_time:               1790950710.140250846 secs.nsecs
elapsed_time:             34.523272621 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         1   1   8
8:		         9  10  19
16:		         7   8  28
32:		        59  71 100
snapshot_time:            1790950744.663594767 secs.nsecs
start_time:               1790950710.140352196 secs.nsecs
elapsed_time:             34.523242571 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790950752 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1790950761 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff8dc80eacd800.enable_statahead_fname=1
llite.lustre-ffff8dc80eacd800.statahead_min=8
llite.lustre-ffff8dc80eacd800.statahead_batch_max=64
llite.lustre-ffff8dc80eacd800.statahead_max=128