== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:16:59 (1786072619)
llite.lustre-ffff8962e42ff800.statahead_max=1024
llite.lustre-ffff8962e42ff800.statahead_batch_max=32
llite.lustre-ffff8962e42ff800.statahead_min=64
llite.lustre-ffff8962e42ff800.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 6.22 seconds: 160.84 ops/second
llite.lustre-ffff8962e42ff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8962e42ff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8962e42ff800.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:            1786072636.493245196 secs.nsecs
start_time:               1786072632.141144941 secs.nsecs
elapsed_time:             4.352100255 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         7   7  10
4:		        12  13  23
8:		         6   6  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1786072636.493295579 secs.nsecs
start_time:               1786072632.141486346 secs.nsecs
elapsed_time:             4.351809233 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: 993
miss_total: 2
snapshot_time:            1786072667.149675014 secs.nsecs
start_time:               1786072632.141144941 secs.nsecs
elapsed_time:             35.008530073 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   7  11
4:		        12  13  24
8:		         6   6  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1786072667.149742002 secs.nsecs
start_time:               1786072632.141486346 secs.nsecs
elapsed_time:             35.008255656 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 5.24 seconds: 190.87 ops/second
llite.lustre-ffff8962e42ff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8962e42ff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8962e42ff800.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:            1786072681.062419029 secs.nsecs
start_time:               1786072677.714292617 secs.nsecs
elapsed_time:             3.348126412 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         4   4  16
4:		         6   6  22
8:		         6   6  29
16:		         6   6  35
32:		        59  64 100
snapshot_time:            1786072681.062471889 secs.nsecs
start_time:               1786072677.714375215 secs.nsecs
elapsed_time:             3.348096674 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:            1786072712.224189980 secs.nsecs
start_time:               1786072677.714292617 secs.nsecs
elapsed_time:             34.509897363 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         4   4  17
4:		         6   6  23
8:		         6   6  30
16:		         6   6  36
32:		        59  63 100
snapshot_time:            1786072712.224247707 secs.nsecs
start_time:               1786072677.714375215 secs.nsecs
elapsed_time:             34.509872492 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786072721 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786072730 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff8962e42ff800.enable_statahead_fname=1
llite.lustre-ffff8962e42ff800.statahead_min=8
llite.lustre-ffff8962e42ff800.statahead_batch_max=64
llite.lustre-ffff8962e42ff800.statahead_max=128