== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:03:53 (1708830233)
llite.lustre-ffff880083c24800.statahead_max=1024
llite.lustre-ffff880083c24800.statahead_batch_max=32
llite.lustre-ffff880083c24800.statahead_min=64
llite.lustre-ffff880083c24800.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 0.90 seconds: 1115.65 ops/second
llite.lustre-ffff880083c24800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880083c24800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880083c24800.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:            1708830237.003518560 secs.nsecs
start_time:               1708830236.069642096 secs.nsecs
elapsed_time:             0.933876464 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         1   1   7
4:		         3   4  11
8:		         0   0  11
16:		         1   1  13
32:		        59  86 100
snapshot_time:            1708830237.003805172 secs.nsecs
start_time:               1708830236.069753856 secs.nsecs
elapsed_time:             0.934051316 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:            1708830267.966110217 secs.nsecs
start_time:               1708830236.069642096 secs.nsecs
elapsed_time:             31.896468121 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         1   1   8
4:		         3   4  12
8:		         1   1  13
16:		         1   1  15
32:		        62  84 100
snapshot_time:            1708830267.966214147 secs.nsecs
start_time:               1708830236.069753856 secs.nsecs
elapsed_time:             31.896460291 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 1.02 seconds: 978.34 ops/second
llite.lustre-ffff880083c24800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880083c24800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880083c24800.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:            1708830271.223261332 secs.nsecs
start_time:               1708830270.106816699 secs.nsecs
elapsed_time:             1.116444633 secs.nsecs
subreqs per batch   batches   % cum %
1:		        19  23  23
2:		         0   0  23
4:		         2   2  25
8:		         3   3  29
16:		         1   1  30
32:		        57  69 100
snapshot_time:            1708830271.223522016 secs.nsecs
start_time:               1708830270.106944909 secs.nsecs
elapsed_time:             1.116577107 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 ''
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:            1708830302.327944197 secs.nsecs
start_time:               1708830270.106816699 secs.nsecs
elapsed_time:             32.221127498 secs.nsecs
subreqs per batch   batches   % cum %
1:		        20  22  22
2:		         0   0  22
4:		         2   2  25
8:		         3   3  28
16:		         1   1  29
32:		        62  70 100
snapshot_time:            1708830302.328091915 secs.nsecs
start_time:               1708830270.106944909 secs.nsecs
elapsed_time:             32.221147006 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1708830304 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1708830306 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff880083c24800.enable_statahead_fname=0
llite.lustre-ffff880083c24800.statahead_min=8
llite.lustre-ffff880083c24800.statahead_batch_max=64
llite.lustre-ffff880083c24800.statahead_max=128