== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:29:10 (1786321750)
llite.lustre-ffff955dacfd8000.statahead_max=1024
llite.lustre-ffff955dacfd8000.statahead_batch_max=32
llite.lustre-ffff955dacfd8000.statahead_min=64
llite.lustre-ffff955dacfd8000.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 7.56 seconds: 132.27 ops/second
llite.lustre-ffff955dacfd8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff955dacfd8000.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:            1786321770.343795735 secs.nsecs
start_time:               1786321765.454976325 secs.nsecs
elapsed_time:             4.888819410 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         8   9  13
4:		        10  11  25
8:		         4   4  29
16:		         3   3  32
32:		        59  67 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1786321801.127525441 secs.nsecs
start_time:               1786321765.454976325 secs.nsecs
elapsed_time:             35.672549116 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         8   8  14
4:		        10  11  25
8:		         4   4  30
16:		         3   3  33
32:		        59  66 100
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 5.82 seconds: 171.94 ops/second
llite.lustre-ffff955dacfd8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff955dacfd8000.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:            1786321816.694148843 secs.nsecs
start_time:               1786321812.860964838 secs.nsecs
elapsed_time:             3.833184005 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         5   5  16
4:		         6   6  23
8:		         6   6  29
16:		         4   4  34
32:		        60  65 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1786321847.235727860 secs.nsecs
start_time:               1786321812.860964838 secs.nsecs
elapsed_time:             34.374763022 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         5   5  17
4:		         6   6  23
8:		         6   6  30
16:		         4   4  34
32:		        60  65 100
 - unlinked 0 (time 1786321854 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786321865 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff955dacfd8000.enable_statahead_fname=1
llite.lustre-ffff955dacfd8000.statahead_min=8
llite.lustre-ffff955dacfd8000.statahead_batch_max=64
llite.lustre-ffff955dacfd8000.statahead_max=128