== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:30:24 (1777915824)
llite.lustre-ffff934105b69000.statahead_max=1024
llite.lustre-ffff934105b69000.statahead_batch_max=32
llite.lustre-ffff934105b69000.statahead_min=64
llite.lustre-ffff934105b69000.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 1.80 seconds: 556.12 ops/second
llite.lustre-ffff934105b69000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff934105b69000.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:            1777915831.526589035 secs.nsecs
start_time:               1777915829.234605674 secs.nsecs
elapsed_time:             2.291983361 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		        20  22  27
8:		         3   3  31
16:		         0   0  31
32:		        60  68 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1777915862.312599737 secs.nsecs
start_time:               1777915829.234605674 secs.nsecs
elapsed_time:             33.077994063 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         1   1   5
4:		        20  22  28
8:		         3   3  31
16:		         0   0  31
32:		        60  68 100
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 1.67 seconds: 597.85 ops/second
llite.lustre-ffff934105b69000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff934105b69000.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:            1777915867.677076780 secs.nsecs
start_time:               1777915865.864095212 secs.nsecs
elapsed_time:             1.812981568 secs.nsecs
subreqs per batch   batches   % cum %
1:		        31  27  27
2:		         2   1  29
4:		         5   4  33
8:		        12  10  44
16:		         5   4  48
32:		        58  51 100
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:            1777915898.382171030 secs.nsecs
start_time:               1777915865.864095212 secs.nsecs
elapsed_time:             32.518075818 secs.nsecs
subreqs per batch   batches   % cum %
1:		        32  28  28
2:		         2   1  29
4:		         5   4  34
8:		        12  10  44
16:		         5   4  49
32:		        58  50 100
 - unlinked 0 (time 1777915902 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1777915906 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff934105b69000.enable_statahead_fname=1
llite.lustre-ffff934105b69000.statahead_min=8
llite.lustre-ffff934105b69000.statahead_batch_max=64
llite.lustre-ffff934105b69000.statahead_max=128