== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:51:12 (1746143472)
llite.lustre-ffff88012b843000.statahead_max=1024
llite.lustre-ffff88012b843000.statahead_batch_max=32
llite.lustre-ffff88012b843000.statahead_min=64
llite.lustre-ffff88012b843000.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 3.92 seconds: 255.39 ops/second
llite.lustre-ffff88012b843000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012b843000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012b843000.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:            1746143482.032231782 secs.nsecs
start_time:               1746143479.731500556 secs.nsecs
elapsed_time:             2.300731226 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         6   6  13
4:		         9  10  24
8:		         3   3  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1746143482.033053951 secs.nsecs
start_time:               1746143479.733037343 secs.nsecs
elapsed_time:             2.300016608 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: 2
snapshot_time:            1746143512.156281067 secs.nsecs
start_time:               1746143479.731500556 secs.nsecs
elapsed_time:             32.424780511 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         6   6  14
4:		         9  10  25
8:		         3   3  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1746143512.156396259 secs.nsecs
start_time:               1746143479.733037343 secs.nsecs
elapsed_time:             32.423358916 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 4.16 seconds: 240.35 ops/second
llite.lustre-ffff88012b843000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012b843000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012b843000.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:            1746143520.723671009 secs.nsecs
start_time:               1746143519.246259791 secs.nsecs
elapsed_time:             1.477411218 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		         4   4   8
8:		         9  11  19
16:		         6   7  27
32:		        59  72 100
snapshot_time:            1746143520.723762542 secs.nsecs
start_time:               1746143519.246351704 secs.nsecs
elapsed_time:             1.477410838 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:            1746143550.914832749 secs.nsecs
start_time:               1746143519.246259791 secs.nsecs
elapsed_time:             31.668572958 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		         4   4   9
8:		         9  10  20
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1746143550.915398746 secs.nsecs
start_time:               1746143519.246351704 secs.nsecs
elapsed_time:             31.669047042 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746143555 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1746143562 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff88012b843000.enable_statahead_fname=1
llite.lustre-ffff88012b843000.statahead_min=8
llite.lustre-ffff88012b843000.statahead_batch_max=64
llite.lustre-ffff88012b843000.statahead_max=128