== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:38:46 (1788291526)
llite.lustre-ffff9ae00416f800.statahead_max=1024
llite.lustre-ffff9ae00416f800.statahead_batch_max=32
llite.lustre-ffff9ae00416f800.statahead_min=64
llite.lustre-ffff9ae00416f800.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 6.41 seconds: 155.99 ops/second
llite.lustre-ffff9ae00416f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ae00416f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ae00416f800.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:            1788291543.389602041 secs.nsecs
start_time:               1788291538.828200962 secs.nsecs
elapsed_time:             4.561401079 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		        13  15  22
8:		         3   3  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1788291543.389663662 secs.nsecs
start_time:               1788291538.828381540 secs.nsecs
elapsed_time:             4.561282122 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:            1788291574.064212242 secs.nsecs
start_time:               1788291538.828200962 secs.nsecs
elapsed_time:             35.236011280 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		        13  15  23
8:		         3   3  26
16:		         3   3  30
32:		        60  69 100
snapshot_time:            1788291574.064324552 secs.nsecs
start_time:               1788291538.828381540 secs.nsecs
elapsed_time:             35.235943012 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 5.34 seconds: 187.32 ops/second
llite.lustre-ffff9ae00416f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ae00416f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ae00416f800.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:            1788291588.467639788 secs.nsecs
start_time:               1788291585.155877975 secs.nsecs
elapsed_time:             3.311761813 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         5   5  15
8:		         8   9  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1788291588.467712659 secs.nsecs
start_time:               1788291585.156237319 secs.nsecs
elapsed_time:             3.311475340 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:            1788291619.776606461 secs.nsecs
start_time:               1788291585.155877975 secs.nsecs
elapsed_time:             34.620728486 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         5   5  16
8:		         8   9  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1788291619.776689104 secs.nsecs
start_time:               1788291585.156237319 secs.nsecs
elapsed_time:             34.620451785 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788291630 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788291640 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9ae00416f800.enable_statahead_fname=1
llite.lustre-ffff9ae00416f800.statahead_min=8
llite.lustre-ffff9ae00416f800.statahead_batch_max=64
llite.lustre-ffff9ae00416f800.statahead_max=128