== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:25:37 (1787477137)
llite.lustre-ffff941b19342000.statahead_max=1024
llite.lustre-ffff941b19342000.statahead_batch_max=32
llite.lustre-ffff941b19342000.statahead_min=64
llite.lustre-ffff941b19342000.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 5.73 seconds: 174.62 ops/second
llite.lustre-ffff941b19342000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff941b19342000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff941b19342000.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:            1787477154.014013149 secs.nsecs
start_time:               1787477149.342110723 secs.nsecs
elapsed_time:             4.671902426 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         6   7   8
4:		        10  12  20
8:		         6   7  27
16:		         0   0  27
32:		        60  72 100
snapshot_time:            1787477154.014087389 secs.nsecs
start_time:               1787477149.342249521 secs.nsecs
elapsed_time:             4.671837868 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:            1787477184.826386647 secs.nsecs
start_time:               1787477149.342110723 secs.nsecs
elapsed_time:             35.484275924 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		        10  11  21
8:		         6   7  28
16:		         0   0  28
32:		        60  71 100
snapshot_time:            1787477184.826456355 secs.nsecs
start_time:               1787477149.342249521 secs.nsecs
elapsed_time:             35.484206834 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 6.37 seconds: 157.06 ops/second
llite.lustre-ffff941b19342000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff941b19342000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff941b19342000.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:            1787477202.000418840 secs.nsecs
start_time:               1787477197.608899926 secs.nsecs
elapsed_time:             4.391518914 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         6   6  14
8:		         9  10  25
16:		         7   8  33
32:		        58  66 100
snapshot_time:            1787477202.000501453 secs.nsecs
start_time:               1787477197.609126810 secs.nsecs
elapsed_time:             4.391374643 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: 994
miss_total: 1
snapshot_time:            1787477232.929961319 secs.nsecs
start_time:               1787477197.608899926 secs.nsecs
elapsed_time:             35.321061393 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         2   2   9
4:		         6   6  15
8:		         9  10  26
16:		         7   7  34
32:		        58  65 100
snapshot_time:            1787477232.930047454 secs.nsecs
start_time:               1787477197.609126810 secs.nsecs
elapsed_time:             35.320920644 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787477243 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787477253 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff941b19342000.enable_statahead_fname=1
llite.lustre-ffff941b19342000.statahead_min=8
llite.lustre-ffff941b19342000.statahead_batch_max=64
llite.lustre-ffff941b19342000.statahead_max=128