== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:45:15 (1787442315)
llite.lustre-ffff934f9037a000.statahead_max=1024
llite.lustre-ffff934f9037a000.statahead_batch_max=32
llite.lustre-ffff934f9037a000.statahead_min=64
llite.lustre-ffff934f9037a000.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 5.84 seconds: 171.15 ops/second
llite.lustre-ffff934f9037a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff934f9037a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff934f9037a000.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:            1787442331.234573702 secs.nsecs
start_time:               1787442327.121770016 secs.nsecs
elapsed_time:             4.112803686 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         5   5  13
4:		         7   8  21
8:		         3   3  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1787442331.234643107 secs.nsecs
start_time:               1787442327.121853832 secs.nsecs
elapsed_time:             4.112789275 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:            1787442362.599007434 secs.nsecs
start_time:               1787442327.121770016 secs.nsecs
elapsed_time:             35.477237418 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         5   5  14
4:		         7   8  22
8:		         3   3  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1787442362.599092752 secs.nsecs
start_time:               1787442327.121853832 secs.nsecs
elapsed_time:             35.477238920 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 5.30 seconds: 188.60 ops/second
llite.lustre-ffff934f9037a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff934f9037a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff934f9037a000.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:            1787442376.389963261 secs.nsecs
start_time:               1787442373.219149063 secs.nsecs
elapsed_time:             3.170814198 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         2   2  11
8:		         5   6  17
16:		         6   7  25
32:		        59  74 100
snapshot_time:            1787442376.390035581 secs.nsecs
start_time:               1787442373.219371159 secs.nsecs
elapsed_time:             3.170664422 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:            1787442407.601064025 secs.nsecs
start_time:               1787442373.219149063 secs.nsecs
elapsed_time:             34.381914962 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2  10
4:		         2   2  12
8:		         5   6  18
16:		         6   7  26
32:		        59  73 100
snapshot_time:            1787442407.601130680 secs.nsecs
start_time:               1787442373.219371159 secs.nsecs
elapsed_time:             34.381759521 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787442417 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787442426 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff934f9037a000.enable_statahead_fname=1
llite.lustre-ffff934f9037a000.statahead_min=8
llite.lustre-ffff934f9037a000.statahead_batch_max=64
llite.lustre-ffff934f9037a000.statahead_max=128