== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:45:43 (1756817143)
llite.lustre-ffffa0e0bd8f9000.statahead_max=1024
llite.lustre-ffffa0e0bd8f9000.statahead_batch_max=32
llite.lustre-ffffa0e0bd8f9000.statahead_min=64
llite.lustre-ffffa0e0bd8f9000.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 2.32 seconds: 431.28 ops/second
llite.lustre-ffffa0e0bd8f9000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0e0bd8f9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0e0bd8f9000.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:            1756817151.566096653 secs.nsecs
start_time:               1756817149.079636426 secs.nsecs
elapsed_time:             2.486460227 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         1   1   1
4:		        21  25  26
8:		         2   2  28
16:		         0   0  28
32:		        60  71 100
snapshot_time:            1756817151.566176393 secs.nsecs
start_time:               1756817149.079799666 secs.nsecs
elapsed_time:             2.486376727 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:            1756817183.173478403 secs.nsecs
start_time:               1756817149.079636426 secs.nsecs
elapsed_time:             34.093841977 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         1   1   2
4:		        21  24  27
8:		         2   2  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1756817183.173558197 secs.nsecs
start_time:               1756817149.079799666 secs.nsecs
elapsed_time:             34.093758531 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 2.04 seconds: 490.89 ops/second
llite.lustre-ffffa0e0bd8f9000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0e0bd8f9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0e0bd8f9000.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:            1756817190.124286445 secs.nsecs
start_time:               1756817187.333199081 secs.nsecs
elapsed_time:             2.791087364 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         0   0   8
4:		         2   2  10
8:		        12  14  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1756817190.124347070 secs.nsecs
start_time:               1756817187.333302971 secs.nsecs
elapsed_time:             2.791044099 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:            1756817220.992798033 secs.nsecs
start_time:               1756817187.333199081 secs.nsecs
elapsed_time:             33.659598952 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         0   0   9
4:		         2   2  11
8:		        12  14  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1756817220.992888790 secs.nsecs
start_time:               1756817187.333302971 secs.nsecs
elapsed_time:             33.659585819 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1756817224 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1756817228 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffffa0e0bd8f9000.enable_statahead_fname=1
llite.lustre-ffffa0e0bd8f9000.statahead_min=8
llite.lustre-ffffa0e0bd8f9000.statahead_batch_max=64
llite.lustre-ffffa0e0bd8f9000.statahead_max=128