== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:30:53 (1746070253)
llite.lustre-ffff8800a9e09000.statahead_max=1024
llite.lustre-ffff8800a9e09000.statahead_batch_max=32
llite.lustre-ffff8800a9e09000.statahead_min=64
llite.lustre-ffff8800a9e09000.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 2.65 seconds: 376.98 ops/second
llite.lustre-ffff8800a9e09000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800a9e09000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800a9e09000.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:            1746070259.459425578 secs.nsecs
start_time:               1746070258.047470702 secs.nsecs
elapsed_time:             1.411954876 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         4   4  12
4:		         7   8  20
8:		         6   6  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1746070259.459711219 secs.nsecs
start_time:               1746070258.051003556 secs.nsecs
elapsed_time:             1.408707663 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1746070290.093222622 secs.nsecs
start_time:               1746070258.047470702 secs.nsecs
elapsed_time:             32.045751920 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         4   4  13
4:		         7   8  21
8:		         6   6  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1746070290.093540652 secs.nsecs
start_time:               1746070258.051003556 secs.nsecs
elapsed_time:             32.042537096 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 3.17 seconds: 315.72 ops/second
llite.lustre-ffff8800a9e09000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800a9e09000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800a9e09000.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:            1746070296.439795990 secs.nsecs
start_time:               1746070295.347147347 secs.nsecs
elapsed_time:             1.092648643 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		         1   1   5
8:		         7   9  14
16:		         5   6  20
32:		        61  79 100
snapshot_time:            1746070296.439889613 secs.nsecs
start_time:               1746070295.347215010 secs.nsecs
elapsed_time:             1.092674603 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1746070327.404083583 secs.nsecs
start_time:               1746070295.347147347 secs.nsecs
elapsed_time:             32.056936236 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         2   2   5
4:		         1   1   6
8:		         7   8  15
16:		         5   6  21
32:		        61  78 100
snapshot_time:            1746070327.404846979 secs.nsecs
start_time:               1746070295.347215010 secs.nsecs
elapsed_time:             32.057631969 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746070331 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1746070336 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff8800a9e09000.enable_statahead_fname=1
llite.lustre-ffff8800a9e09000.statahead_min=8
llite.lustre-ffff8800a9e09000.statahead_batch_max=64
llite.lustre-ffff8800a9e09000.statahead_max=128