== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:07:44 (1787706464)
llite.lustre-ffffa041e1255800.statahead_max=1024
llite.lustre-ffffa041e1255800.statahead_batch_max=32
llite.lustre-ffffa041e1255800.statahead_min=64
llite.lustre-ffffa041e1255800.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 7.20 seconds: 138.95 ops/second
llite.lustre-ffffa041e1255800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa041e1255800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa041e1255800.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:            1787706482.889344741 secs.nsecs
start_time:               1787706479.237313311 secs.nsecs
elapsed_time:             3.652031430 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         8  10  13
8:		         4   5  18
16:		         6   7  26
32:		        59  73 100
snapshot_time:            1787706482.889406406 secs.nsecs
start_time:               1787706479.237390482 secs.nsecs
elapsed_time:             3.652015924 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:            1787706514.303233687 secs.nsecs
start_time:               1787706479.237313311 secs.nsecs
elapsed_time:             35.065920376 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         8   9  14
8:		         4   4  19
16:		         7   8  28
32:		        59  71 100
snapshot_time:            1787706514.303312372 secs.nsecs
start_time:               1787706479.237390482 secs.nsecs
elapsed_time:             35.065921890 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 6.55 seconds: 152.62 ops/second
llite.lustre-ffffa041e1255800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa041e1255800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa041e1255800.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:            1787706529.598766070 secs.nsecs
start_time:               1787706526.209149388 secs.nsecs
elapsed_time:             3.389616682 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   5
4:		         1   1   6
8:		         3   3  10
16:		         8  10  21
32:		        60  78 100
snapshot_time:            1787706529.598887839 secs.nsecs
start_time:               1787706526.209521872 secs.nsecs
elapsed_time:             3.389365967 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:            1787706560.789507515 secs.nsecs
start_time:               1787706526.209149388 secs.nsecs
elapsed_time:             34.580358127 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         1   1   7
8:		         3   3  11
16:		         8  10  22
32:		        60  77 100
snapshot_time:            1787706560.789575037 secs.nsecs
start_time:               1787706526.209521872 secs.nsecs
elapsed_time:             34.580053165 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787706570 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787706579 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffffa041e1255800.enable_statahead_fname=1
llite.lustre-ffffa041e1255800.statahead_min=8
llite.lustre-ffffa041e1255800.statahead_batch_max=64
llite.lustre-ffffa041e1255800.statahead_max=128