== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:19:13 (1777580353)
llite.lustre-ffff8de2efa3d000.statahead_max=1024
llite.lustre-ffff8de2efa3d000.statahead_batch_max=32
llite.lustre-ffff8de2efa3d000.statahead_min=64
llite.lustre-ffff8de2efa3d000.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 8.84 seconds: 113.12 ops/second
llite.lustre-ffff8de2efa3d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8de2efa3d000.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:            1777580375.566628152 secs.nsecs
start_time:               1777580370.316405883 secs.nsecs
elapsed_time:             5.250222269 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         3   3   7
4:		        12  14  22
8:		         2   2  24
16:		         1   1  25
32:		        60  74 100
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:            1777580406.324784743 secs.nsecs
start_time:               1777580370.316405883 secs.nsecs
elapsed_time:             36.008378860 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         3   3   8
4:		        12  14  23
8:		         2   2  25
16:		         1   1  26
32:		        60  73 100
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 7.72 seconds: 129.52 ops/second
llite.lustre-ffff8de2efa3d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8de2efa3d000.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:            1777580423.681590377 secs.nsecs
start_time:               1777580420.269668976 secs.nsecs
elapsed_time:             3.411921401 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		         3   3   7
8:		         6   7  15
16:		         8  10  25
32:		        59  74 100
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: 995
miss_total: 0
snapshot_time:            1777580455.174379630 secs.nsecs
start_time:               1777580420.269668976 secs.nsecs
elapsed_time:             34.904710654 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         2   2   5
4:		         3   3   8
8:		         6   7  16
16:		         8  10  26
32:		        59  73 100
 - unlinked 0 (time 1777580464 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1777580476 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff8de2efa3d000.enable_statahead_fname=1
llite.lustre-ffff8de2efa3d000.statahead_min=8
llite.lustre-ffff8de2efa3d000.statahead_batch_max=64
llite.lustre-ffff8de2efa3d000.statahead_max=128