== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:02:08 (1786471328)
llite.lustre-ffff9316218b3800.statahead_max=1024
llite.lustre-ffff9316218b3800.statahead_batch_max=32
llite.lustre-ffff9316218b3800.statahead_min=64
llite.lustre-ffff9316218b3800.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 1.01 seconds: 990.74 ops/second
llite.lustre-ffff9316218b3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9316218b3800.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:            1786471333.780045363 secs.nsecs
start_time:               1786471331.991036010 secs.nsecs
elapsed_time:             1.789009353 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   2   2
4:		        20  23  25
8:		         3   3  29
16:		         0   0  29
32:		        60  70 100
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:            1786471363.935875436 secs.nsecs
start_time:               1786471331.991036010 secs.nsecs
elapsed_time:             31.944839426 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		        20  23  26
8:		         3   3  30
16:		         0   0  30
32:		        60  69 100
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 1.17 seconds: 857.08 ops/second
llite.lustre-ffff9316218b3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9316218b3800.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:            1786471369.585210069 secs.nsecs
start_time:               1786471366.867200025 secs.nsecs
elapsed_time:             2.718010044 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        34  27  27
2:		        10   8  35
4:		         5   4  39
8:		        13  10  50
16:		         6   4  54
32:		        56  45 100
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: 995
miss_total: 0
snapshot_time:            1786471399.781195580 secs.nsecs
start_time:               1786471366.867200025 secs.nsecs
elapsed_time:             32.913995555 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        35  28  28
2:		        10   8  36
4:		         5   4  40
8:		        13  10  50
16:		         6   4  55
32:		        56  44 100
 - unlinked 0 (time 1786471402 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786471405 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff9316218b3800.enable_statahead_fname=1
llite.lustre-ffff9316218b3800.statahead_min=8
llite.lustre-ffff9316218b3800.statahead_batch_max=64
llite.lustre-ffff9316218b3800.statahead_max=128