== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:34:56 (1781667296)
llite.lustre-ffff8cbd443da000.statahead_max=1024
llite.lustre-ffff8cbd443da000.statahead_batch_max=32
llite.lustre-ffff8cbd443da000.statahead_min=64
llite.lustre-ffff8cbd443da000.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 3.17 seconds: 315.26 ops/second
llite.lustre-ffff8cbd443da000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cbd443da000.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:            1781667304.291825586 secs.nsecs
start_time:               1781667302.107745398 secs.nsecs
elapsed_time:             2.184080188 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		        14  16  24
8:		         6   6  31
16:		         0   0  31
32:		        60  68 100
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:            1781667335.020629404 secs.nsecs
start_time:               1781667302.107745398 secs.nsecs
elapsed_time:             32.912884006 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        14  15  25
8:		         6   6  31
16:		         0   0  31
32:		        60  68 100
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 3.64 seconds: 274.80 ops/second
llite.lustre-ffff8cbd443da000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cbd443da000.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:            1781667343.043741555 secs.nsecs
start_time:               1781667341.096062752 secs.nsecs
elapsed_time:             1.947678803 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  21  21
2:		         0   0  21
4:		         2   2  23
8:		        10  10  33
16:		         9   9  42
32:		        58  58 100
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:            1781667373.718476387 secs.nsecs
start_time:               1781667341.096062752 secs.nsecs
elapsed_time:             32.622413635 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        22  21  21
2:		         0   0  21
4:		         2   1  23
8:		        10   9  33
16:		         9   8  42
32:		        58  57 100
 - unlinked 0 (time 1781667377 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1781667382 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff8cbd443da000.enable_statahead_fname=1
llite.lustre-ffff8cbd443da000.statahead_min=8
llite.lustre-ffff8cbd443da000.statahead_batch_max=64
llite.lustre-ffff8cbd443da000.statahead_max=128