== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:13:39 (1790738019)
llite.lustre-ffffa02491c07800.statahead_max=1024
llite.lustre-ffffa02491c07800.statahead_batch_max=32
llite.lustre-ffffa02491c07800.statahead_min=64
llite.lustre-ffffa02491c07800.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 5.82 seconds: 171.71 ops/second
llite.lustre-ffffa02491c07800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa02491c07800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa02491c07800.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:            1790738034.070888909 secs.nsecs
start_time:               1790738030.059680620 secs.nsecs
elapsed_time:             4.011208289 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         5   5   5
4:		        10  11  17
8:		         9  10  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1790738034.070962354 secs.nsecs
start_time:               1790738030.059812607 secs.nsecs
elapsed_time:             4.011149747 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1790738064.766335118 secs.nsecs
start_time:               1790738030.059680620 secs.nsecs
elapsed_time:             34.706654498 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         5   5   6
4:		        10  11  18
8:		         9  10  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1790738064.766486234 secs.nsecs
start_time:               1790738030.059812607 secs.nsecs
elapsed_time:             34.706673627 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 6.57 seconds: 152.11 ops/second
llite.lustre-ffffa02491c07800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa02491c07800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa02491c07800.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:            1790738081.416223885 secs.nsecs
start_time:               1790738077.050062037 secs.nsecs
elapsed_time:             4.366161848 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   4
4:		         5   6  10
8:		         8   9  20
16:		         8   9  30
32:		        58  69 100
snapshot_time:            1790738081.416283567 secs.nsecs
start_time:               1790738077.050276020 secs.nsecs
elapsed_time:             4.366007547 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:            1790738112.816600967 secs.nsecs
start_time:               1790738077.050062037 secs.nsecs
elapsed_time:             35.766538930 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   5
4:		         5   5  11
8:		         8   9  21
16:		         8   9  30
32:		        58  69 100
snapshot_time:            1790738112.816668449 secs.nsecs
start_time:               1790738077.050276020 secs.nsecs
elapsed_time:             35.766392429 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790738121 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1790738131 ; total 1 ; last 1)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffffa02491c07800.enable_statahead_fname=1
llite.lustre-ffffa02491c07800.statahead_min=8
llite.lustre-ffffa02491c07800.statahead_batch_max=64
llite.lustre-ffffa02491c07800.statahead_max=128