== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:14:11 (1760134451)
llite.lustre-ffff9d68c54eb800.statahead_max=1024
llite.lustre-ffff9d68c54eb800.statahead_batch_max=32
llite.lustre-ffff9d68c54eb800.statahead_min=64
llite.lustre-ffff9d68c54eb800.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 1.50 seconds: 668.56 ops/second
llite.lustre-ffff9d68c54eb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d68c54eb800.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:            1760134456.844266459 secs.nsecs
start_time:               1760134454.999106892 secs.nsecs
elapsed_time:             1.845159567 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         2   2   2
4:		        21  25  27
8:		         1   1  28
16:		         0   0  28
32:		        60  71 100
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:            1760134488.179864222 secs.nsecs
start_time:               1760134454.999106892 secs.nsecs
elapsed_time:             33.180757330 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		        21  24  28
8:		         1   1  29
16:		         0   0  29
32:		        60  70 100
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 1.14 seconds: 876.72 ops/second
llite.lustre-ffff9d68c54eb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d68c54eb800.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:            1760134493.310623783 secs.nsecs
start_time:               1760134490.965045707 secs.nsecs
elapsed_time:             2.345578076 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         0   0  10
4:		         5   5  16
8:		        12  13  29
16:		         6   6  36
32:		        58  63 100
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:            1760134524.644421030 secs.nsecs
start_time:               1760134490.965045707 secs.nsecs
elapsed_time:             33.679375323 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         0   0  11
4:		         5   5  17
8:		        12  13  30
16:		         6   6  36
32:		        58  63 100
 - unlinked 0 (time 1760134527 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1760134529 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff9d68c54eb800.enable_statahead_fname=1
llite.lustre-ffff9d68c54eb800.statahead_min=8
llite.lustre-ffff9d68c54eb800.statahead_batch_max=64
llite.lustre-ffff9d68c54eb800.statahead_max=128