== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:38:48 (1789133928)
llite.lustre-ffff8c59550d2800.statahead_max=1024
llite.lustre-ffff8c59550d2800.statahead_batch_max=32
llite.lustre-ffff8c59550d2800.statahead_min=64
llite.lustre-ffff8c59550d2800.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 5.89 seconds: 169.68 ops/second
llite.lustre-ffff8c59550d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c59550d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c59550d2800.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:            1789133944.589257367 secs.nsecs
start_time:               1789133940.267319441 secs.nsecs
elapsed_time:             4.321937926 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   8  12
4:		         8   9  21
8:		         1   1  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1789133944.589486170 secs.nsecs
start_time:               1789133940.267408207 secs.nsecs
elapsed_time:             4.322077963 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: 993
miss_total: 2
snapshot_time:            1789133975.480354191 secs.nsecs
start_time:               1789133940.267319441 secs.nsecs
elapsed_time:             35.213034750 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   8  13
4:		         8   9  22
8:		         1   1  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1789133975.480684296 secs.nsecs
start_time:               1789133940.267408207 secs.nsecs
elapsed_time:             35.213276089 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 5.88 seconds: 170.04 ops/second
llite.lustre-ffff8c59550d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c59550d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c59550d2800.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:            1789133991.969386629 secs.nsecs
start_time:               1789133987.008820645 secs.nsecs
elapsed_time:             4.960565984 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         7   8  18
8:		         6   7  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1789133991.969447488 secs.nsecs
start_time:               1789133987.008894935 secs.nsecs
elapsed_time:             4.960552553 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1789134023.411410834 secs.nsecs
start_time:               1789133987.008820645 secs.nsecs
elapsed_time:             36.402590189 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         7   8  19
8:		         6   6  26
16:		         3   3  30
32:		        60  69 100
snapshot_time:            1789134023.411495979 secs.nsecs
start_time:               1789133987.008894935 secs.nsecs
elapsed_time:             36.402601044 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789134032 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789134043 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8c59550d2800.enable_statahead_fname=1
llite.lustre-ffff8c59550d2800.statahead_min=8
llite.lustre-ffff8c59550d2800.statahead_batch_max=64
llite.lustre-ffff8c59550d2800.statahead_max=128