== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:15:17 (1788758117)
llite.lustre-ffff88b291b07800.statahead_max=1024
llite.lustre-ffff88b291b07800.statahead_batch_max=32
llite.lustre-ffff88b291b07800.statahead_min=64
llite.lustre-ffff88b291b07800.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 5.42 seconds: 184.64 ops/second
llite.lustre-ffff88b291b07800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88b291b07800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88b291b07800.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:            1788758131.897253320 secs.nsecs
start_time:               1788758128.582496586 secs.nsecs
elapsed_time:             3.314756734 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         3   3  13
8:		        10  12  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1788758131.897321464 secs.nsecs
start_time:               1788758128.582616017 secs.nsecs
elapsed_time:             3.314705447 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 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:            1788758162.695879292 secs.nsecs
start_time:               1788758128.582496586 secs.nsecs
elapsed_time:             34.113382706 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         3   3  14
8:		        10  11  26
16:		         3   3  29
32:		        59  70 100
snapshot_time:            1788758162.695948243 secs.nsecs
start_time:               1788758128.582616017 secs.nsecs
elapsed_time:             34.113332226 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 5.70 seconds: 175.35 ops/second
llite.lustre-ffff88b291b07800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88b291b07800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88b291b07800.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:            1788758177.630296290 secs.nsecs
start_time:               1788758173.638055665 secs.nsecs
elapsed_time:             3.992240625 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		         8  10  13
8:		         7   8  22
16:		         1   1  23
32:		        61  76 100
snapshot_time:            1788758177.630362444 secs.nsecs
start_time:               1788758173.638138347 secs.nsecs
elapsed_time:             3.992224097 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 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:            1788758208.484253938 secs.nsecs
start_time:               1788758173.638055665 secs.nsecs
elapsed_time:             34.846198273 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   4
4:		         8   9  14
8:		         7   8  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1788758208.484485028 secs.nsecs
start_time:               1788758173.638138347 secs.nsecs
elapsed_time:             34.846346681 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788758216 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788758225 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff88b291b07800.enable_statahead_fname=1
llite.lustre-ffff88b291b07800.statahead_min=8
llite.lustre-ffff88b291b07800.statahead_batch_max=64
llite.lustre-ffff88b291b07800.statahead_max=128