== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:14:38 (1746148478)
llite.lustre-ffff880077a66000.statahead_max=1024
llite.lustre-ffff880077a66000.statahead_batch_max=32
llite.lustre-ffff880077a66000.statahead_min=64
llite.lustre-ffff880077a66000.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 2.47 seconds: 405.38 ops/second
llite.lustre-ffff880077a66000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880077a66000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880077a66000.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:            1746148484.416425050 secs.nsecs
start_time:               1746148483.127164105 secs.nsecs
elapsed_time:             1.289260945 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         4   4  15
4:		        12  13  28
8:		         6   6  34
16:		         1   1  35
32:		        59  64 100
snapshot_time:            1746148484.416532025 secs.nsecs
start_time:               1746148483.127261957 secs.nsecs
elapsed_time:             1.289270068 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
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:            1746148514.784707819 secs.nsecs
start_time:               1746148483.127164105 secs.nsecs
elapsed_time:             31.657543714 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         4   4  16
4:		        12  12  29
8:		         6   6  35
16:		         1   1  36
32:		        59  63 100
snapshot_time:            1746148514.784801770 secs.nsecs
start_time:               1746148483.127261957 secs.nsecs
elapsed_time:             31.657539813 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
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 2.23 seconds: 447.51 ops/second
llite.lustre-ffff880077a66000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880077a66000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880077a66000.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:            1746148519.191158726 secs.nsecs
start_time:               1746148518.425216912 secs.nsecs
elapsed_time:             0.765941814 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  19  19
2:		         0   0  19
4:		         1   1  20
8:		        11  11  31
16:		         7   7  39
32:		        57  60 100
snapshot_time:            1746148519.191254093 secs.nsecs
start_time:               1746148518.425265338 secs.nsecs
elapsed_time:             0.765988755 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
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:            1746148549.870482263 secs.nsecs
start_time:               1746148518.425216912 secs.nsecs
elapsed_time:             31.445265351 secs.nsecs
subreqs per batch   batches   % cum %
1:		        19  20  20
2:		         0   0  20
4:		         1   1  21
8:		        11  11  32
16:		         7   7  40
32:		        57  60 100
snapshot_time:            1746148549.870597524 secs.nsecs
start_time:               1746148518.425265338 secs.nsecs
elapsed_time:             31.445332186 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746148553 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1746148558 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
llite.lustre-ffff880077a66000.enable_statahead_fname=1
llite.lustre-ffff880077a66000.statahead_min=8
llite.lustre-ffff880077a66000.statahead_batch_max=64
llite.lustre-ffff880077a66000.statahead_max=128