== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:29:42 (1786487382)
llite.lustre-ffff89fc2310a000.statahead_max=1024
llite.lustre-ffff89fc2310a000.statahead_batch_max=32
llite.lustre-ffff89fc2310a000.statahead_min=64
llite.lustre-ffff89fc2310a000.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 1.06 seconds: 940.05 ops/second
llite.lustre-ffff89fc2310a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89fc2310a000.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:            1786487388.095969984 secs.nsecs
start_time:               1786487386.201870100 secs.nsecs
elapsed_time:             1.894099884 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   6
4:		        22  24  31
8:		         1   1  32
16:		         1   1  33
32:		        60  66 100
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:            1786487419.370224895 secs.nsecs
start_time:               1786487386.201870100 secs.nsecs
elapsed_time:             33.168354795 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   7
4:		        22  24  31
8:		         1   1  32
16:		         1   1  34
32:		        60  65 100
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 1.07 seconds: 931.31 ops/second
llite.lustre-ffff89fc2310a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89fc2310a000.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:            1786487423.803156719 secs.nsecs
start_time:               1786487422.097210570 secs.nsecs
elapsed_time:             1.705946149 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  19  19
2:		         5   4  24
4:		         4   3  27
8:		        13  12  40
16:		         4   3  44
32:		        58  55 100
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:            1786487454.978731022 secs.nsecs
start_time:               1786487422.097210570 secs.nsecs
elapsed_time:             32.881520452 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  20  20
2:		         5   4  24
4:		         4   3  28
8:		        13  12  40
16:		         4   3  44
32:		        58  55 100
 - unlinked 0 (time 1786487457 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1786487460 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff89fc2310a000.enable_statahead_fname=1
llite.lustre-ffff89fc2310a000.statahead_min=8
llite.lustre-ffff89fc2310a000.statahead_batch_max=64
llite.lustre-ffff89fc2310a000.statahead_max=128