== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:29:57 (1781004597)
llite.lustre-ffff93c384392000.statahead_max=1024
llite.lustre-ffff93c384392000.statahead_batch_max=32
llite.lustre-ffff93c384392000.statahead_min=64
llite.lustre-ffff93c384392000.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 6.67 seconds: 150.01 ops/second
llite.lustre-ffff93c384392000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93c384392000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93c384392000.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:            1781004613.467839202 secs.nsecs
start_time:               1781004609.820575907 secs.nsecs
elapsed_time:             3.647263295 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         5   5   5
4:		        12  13  19
8:		         8   9  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1781004613.467906396 secs.nsecs
start_time:               1781004609.820725603 secs.nsecs
elapsed_time:             3.647180793 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:            1781004643.777060524 secs.nsecs
start_time:               1781004609.820575907 secs.nsecs
elapsed_time:             33.956484617 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         5   5   6
4:		        12  13  20
8:		         8   9  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1781004643.777127093 secs.nsecs
start_time:               1781004609.820725603 secs.nsecs
elapsed_time:             33.956401490 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 5.67 seconds: 176.44 ops/second
llite.lustre-ffff93c384392000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93c384392000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93c384392000.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:            1781004658.104688973 secs.nsecs
start_time:               1781004654.614656755 secs.nsecs
elapsed_time:             3.490032218 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  13  13
2:		         6   6  19
4:		         6   6  26
8:		         3   3  29
16:		        10  10  39
32:		        58  60 100
snapshot_time:            1781004658.104758623 secs.nsecs
start_time:               1781004654.614738632 secs.nsecs
elapsed_time:             3.490019991 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: 1
snapshot_time:            1781004688.793863377 secs.nsecs
start_time:               1781004654.614656755 secs.nsecs
elapsed_time:             34.179206622 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  14  14
2:		         6   6  20
4:		         6   6  26
8:		         3   3  29
16:		        10  10  40
32:		        58  59 100
snapshot_time:            1781004688.793937608 secs.nsecs
start_time:               1781004654.614738632 secs.nsecs
elapsed_time:             34.179198976 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781004697 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1781004709 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff93c384392000.enable_statahead_fname=1
llite.lustre-ffff93c384392000.statahead_min=8
llite.lustre-ffff93c384392000.statahead_batch_max=64
llite.lustre-ffff93c384392000.statahead_max=128