== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:45:25 (1785465925)
llite.lustre-ffff9dccf025d800.statahead_max=1024
llite.lustre-ffff9dccf025d800.statahead_batch_max=32
llite.lustre-ffff9dccf025d800.statahead_min=64
llite.lustre-ffff9dccf025d800.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 6.31 seconds: 158.42 ops/second
llite.lustre-ffff9dccf025d800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dccf025d800.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:            1785465947.579141772 secs.nsecs
start_time:               1785465942.241221096 secs.nsecs
elapsed_time:             5.337920676 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         5   5   7
4:		        16  18  25
8:		         2   2  28
16:		         2   2  30
32:		        59  69 100
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:            1785465978.012414584 secs.nsecs
start_time:               1785465942.241221096 secs.nsecs
elapsed_time:             35.771193488 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   5   8
4:		        16  18  26
8:		         2   2  29
16:		         2   2  31
32:		        59  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 9.82 seconds: 101.86 ops/second
llite.lustre-ffff9dccf025d800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dccf025d800.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:            1785466002.567117760 secs.nsecs
start_time:               1785465999.118204245 secs.nsecs
elapsed_time:             3.448913515 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        19  19  19
2:		         2   2  21
4:		         2   2  23
8:		         5   5  29
16:		        10  10  39
32:		        58  60 100
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: 995
miss_total: 0
snapshot_time:            1785466033.825368421 secs.nsecs
start_time:               1785465999.118204245 secs.nsecs
elapsed_time:             34.707164176 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  20  20
2:		         2   2  22
4:		         2   2  24
8:		         5   5  29
16:		        10  10  40
32:		        58  59 100
 - unlinked 0 (time 1785466044 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
 - unlinked 0 (time 1785466061 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff9dccf025d800.enable_statahead_fname=1
llite.lustre-ffff9dccf025d800.statahead_min=8
llite.lustre-ffff9dccf025d800.statahead_batch_max=64
llite.lustre-ffff9dccf025d800.statahead_max=128