== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:55:07 (1787849707)
llite.lustre-ffff98d130563800.statahead_max=1024
llite.lustre-ffff98d130563800.statahead_batch_max=32
llite.lustre-ffff98d130563800.statahead_min=64
llite.lustre-ffff98d130563800.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 5.10 seconds: 196.24 ops/second
llite.lustre-ffff98d130563800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98d130563800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d130563800.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:            1787849721.033467269 secs.nsecs
start_time:               1787849717.461591212 secs.nsecs
elapsed_time:             3.571876057 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         6   7   8
4:		        13  15  23
8:		         2   2  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1787849721.033541932 secs.nsecs
start_time:               1787849717.461845359 secs.nsecs
elapsed_time:             3.571696573 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:            1787849752.233958486 secs.nsecs
start_time:               1787849717.461591212 secs.nsecs
elapsed_time:             34.772367274 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   6   9
4:		        13  15  24
8:		         2   2  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1787849752.234017565 secs.nsecs
start_time:               1787849717.461845359 secs.nsecs
elapsed_time:             34.772172206 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 4.64 seconds: 215.51 ops/second
llite.lustre-ffff98d130563800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98d130563800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98d130563800.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:            1787849765.935583866 secs.nsecs
start_time:               1787849761.676779942 secs.nsecs
elapsed_time:             4.258803924 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         5   6   8
8:		         9  11  20
16:		         4   5  25
32:		        58  74 100
snapshot_time:            1787849765.935654049 secs.nsecs
start_time:               1787849761.676901817 secs.nsecs
elapsed_time:             4.258752232 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: 994
miss_total: 1
snapshot_time:            1787849797.124429958 secs.nsecs
start_time:               1787849761.676779942 secs.nsecs
elapsed_time:             35.447650016 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         5   6   9
8:		         9  11  20
16:		         4   4  25
32:		        60  74 100
snapshot_time:            1787849797.124490048 secs.nsecs
start_time:               1787849761.676901817 secs.nsecs
elapsed_time:             35.447588231 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787849804 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787849813 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff98d130563800.enable_statahead_fname=1
llite.lustre-ffff98d130563800.statahead_min=8
llite.lustre-ffff98d130563800.statahead_batch_max=64
llite.lustre-ffff98d130563800.statahead_max=128