== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:55:37 (1761969337)
llite.lustre-ffff892b03187000.statahead_max=1024
llite.lustre-ffff892b03187000.statahead_batch_max=32
llite.lustre-ffff892b03187000.statahead_min=64
llite.lustre-ffff892b03187000.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 2.55 seconds: 391.92 ops/second
llite.lustre-ffff892b03187000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff892b03187000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff892b03187000.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:            1761969346.011888487 secs.nsecs
start_time:               1761969342.870445800 secs.nsecs
elapsed_time:             3.141442687 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         0   0   3
4:		        21  23  27
8:		         4   4  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1761969346.011965237 secs.nsecs
start_time:               1761969342.870560118 secs.nsecs
elapsed_time:             3.141405119 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1761969376.937013575 secs.nsecs
start_time:               1761969342.870445800 secs.nsecs
elapsed_time:             34.066567775 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        21  23  28
8:		         4   4  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1761969376.937088805 secs.nsecs
start_time:               1761969342.870560118 secs.nsecs
elapsed_time:             34.066528687 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 2.50 seconds: 400.32 ops/second
llite.lustre-ffff892b03187000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff892b03187000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff892b03187000.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:            1761969384.798765239 secs.nsecs
start_time:               1761969381.943468975 secs.nsecs
elapsed_time:             2.855296264 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		         4   4   9
8:		        12  14  24
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1761969384.798846462 secs.nsecs
start_time:               1761969381.943570309 secs.nsecs
elapsed_time:             2.855276153 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:            1761969415.908019183 secs.nsecs
start_time:               1761969381.943468975 secs.nsecs
elapsed_time:             33.964550208 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         0   0   6
4:		         4   4  10
8:		        12  14  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1761969415.908072352 secs.nsecs
start_time:               1761969381.943570309 secs.nsecs
elapsed_time:             33.964502043 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1761969418 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1761969420 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff892b03187000.enable_statahead_fname=1
llite.lustre-ffff892b03187000.statahead_min=8
llite.lustre-ffff892b03187000.statahead_batch_max=64
llite.lustre-ffff892b03187000.statahead_max=128