== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:15:29 (1785410129)
llite.lustre-ffff979232035800.statahead_max=1024
llite.lustre-ffff979232035800.statahead_batch_max=32
llite.lustre-ffff979232035800.statahead_min=64
llite.lustre-ffff979232035800.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
 - create 707 (time 1785410147.07 total 10.00 last 70.70)
total: 1000 create in 12.83 seconds: 77.92 ops/second
llite.lustre-ffff979232035800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff979232035800.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:            1785410158.752973365 secs.nsecs
start_time:               1785410153.475206832 secs.nsecs
elapsed_time:             5.277766533 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         8   9  10
4:		        10  11  21
8:		         9  10  32
16:		         0   0  32
32:		        59  67 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1785410189.956481544 secs.nsecs
start_time:               1785410153.475206832 secs.nsecs
elapsed_time:             36.481274712 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		        10  11  22
8:		         9  10  32
16:		         0   0  32
32:		        59  67 100
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 9.31 seconds: 107.36 ops/second
llite.lustre-ffff979232035800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff979232035800.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:            1785410216.453109865 secs.nsecs
start_time:               1785410210.623128856 secs.nsecs
elapsed_time:             5.829981009 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         2   2  11
4:		         5   5  17
8:		         8   9  26
16:		         5   5  32
32:		        58  67 100
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:            1785410247.458980487 secs.nsecs
start_time:               1785410210.623128856 secs.nsecs
elapsed_time:             36.835851631 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         2   2  12
4:		         5   5  18
8:		         8   9  27
16:		         5   5  33
32:		        58  66 100
 - unlinked 0 (time 1785410259 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1785410271 ; total 0 ; last 0)
total: 1000 unlinks in 18 seconds: 55.555557 unlinks/second
llite.lustre-ffff979232035800.enable_statahead_fname=1
llite.lustre-ffff979232035800.statahead_min=8
llite.lustre-ffff979232035800.statahead_batch_max=64
llite.lustre-ffff979232035800.statahead_max=128