== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:50:59 (1772913059)
llite.lustre-ffff888a35020000.statahead_max=1024
llite.lustre-ffff888a35020000.statahead_batch_max=32
llite.lustre-ffff888a35020000.statahead_min=64
llite.lustre-ffff888a35020000.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 1.42 seconds: 705.94 ops/second
llite.lustre-ffff888a35020000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff888a35020000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff888a35020000.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:            1772913065.398126191 secs.nsecs
start_time:               1772913063.451847469 secs.nsecs
elapsed_time:             1.946278722 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         2   2   2
4:		        22  25  27
8:		         2   2  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1772913065.398393876 secs.nsecs
start_time:               1772913063.451900794 secs.nsecs
elapsed_time:             1.946493082 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1772913096.214949670 secs.nsecs
start_time:               1772913063.451847469 secs.nsecs
elapsed_time:             32.763102201 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		        22  25  28
8:		         2   2  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1772913096.215108810 secs.nsecs
start_time:               1772913063.451900794 secs.nsecs
elapsed_time:             32.763208016 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 1.69 seconds: 590.85 ops/second
llite.lustre-ffff888a35020000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff888a35020000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff888a35020000.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:            1772913102.164582250 secs.nsecs
start_time:               1772913099.709153771 secs.nsecs
elapsed_time:             2.455428479 secs.nsecs
subreqs per batch   batches   % cum %
1:		        35  25  25
2:		        18  13  38
4:		         8   5  44
8:		        11   8  52
16:		         9   6  59
32:		        55  40 100
snapshot_time:            1772913102.164621853 secs.nsecs
start_time:               1772913099.709310301 secs.nsecs
elapsed_time:             2.455311552 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:            1772913132.839332312 secs.nsecs
start_time:               1772913099.709153771 secs.nsecs
elapsed_time:             33.130178541 secs.nsecs
subreqs per batch   batches   % cum %
1:		        36  26  26
2:		        18  13  39
4:		         8   5  45
8:		        11   8  53
16:		         9   6  59
32:		        55  40 100
snapshot_time:            1772913132.839374120 secs.nsecs
start_time:               1772913099.709310301 secs.nsecs
elapsed_time:             33.130063819 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1772913136 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1772913140 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff888a35020000.enable_statahead_fname=1
llite.lustre-ffff888a35020000.statahead_min=8
llite.lustre-ffff888a35020000.statahead_batch_max=64
llite.lustre-ffff888a35020000.statahead_max=128