== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:25:01 (1787477101)
llite.lustre-ffff90af08e31000.statahead_max=1024
llite.lustre-ffff90af08e31000.statahead_batch_max=32
llite.lustre-ffff90af08e31000.statahead_min=64
llite.lustre-ffff90af08e31000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
 - create 939 (time 1787477115.42 total 10.00 last 93.86)
total: 1000 create in 10.86 seconds: 92.09 ops/second
llite.lustre-ffff90af08e31000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90af08e31000.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:            1787477122.182182398 secs.nsecs
start_time:               1787477118.552810677 secs.nsecs
elapsed_time:             3.629371721 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         1   1  10
4:		        10  11  22
8:		         4   4  27
16:		         2   2  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: 993
miss_total: 2
snapshot_time:            1787477153.395941295 secs.nsecs
start_time:               1787477118.552810677 secs.nsecs
elapsed_time:             34.843130618 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         1   1  11
4:		        10  11  23
8:		         4   4  27
16:		         2   2  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 8.47 seconds: 118.03 ops/second
llite.lustre-ffff90af08e31000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90af08e31000.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:            1787477172.722251642 secs.nsecs
start_time:               1787477168.661860414 secs.nsecs
elapsed_time:             4.060391228 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9   9   9
2:		         3   3  12
4:		         6   6  19
8:		         8   8  27
16:		        10  10  38
32:		        57  61 100
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: 994
miss_total: 1
snapshot_time:            1787477203.859588340 secs.nsecs
start_time:               1787477168.661860414 secs.nsecs
elapsed_time:             35.197727926 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         3   3  13
4:		         6   6  20
8:		         8   8  28
16:		        10  10  39
32:		        57  60 100
 - unlinked 0 (time 1787477212 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787477225 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff90af08e31000.enable_statahead_fname=1
llite.lustre-ffff90af08e31000.statahead_min=8
llite.lustre-ffff90af08e31000.statahead_batch_max=64
llite.lustre-ffff90af08e31000.statahead_max=128