== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:55:25 (1781222125)
llite.lustre-ffff8e6b50522800.statahead_max=1024
llite.lustre-ffff8e6b50522800.statahead_batch_max=32
llite.lustre-ffff8e6b50522800.statahead_min=64
llite.lustre-ffff8e6b50522800.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 6.34 seconds: 157.81 ops/second
llite.lustre-ffff8e6b50522800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6b50522800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e6b50522800.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:            1781222142.164429192 secs.nsecs
start_time:               1781222137.777600230 secs.nsecs
elapsed_time:             4.386828962 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         4   4   5
4:		        11  13  19
8:		         5   5  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1781222142.164493835 secs.nsecs
start_time:               1781222137.777711836 secs.nsecs
elapsed_time:             4.386781999 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 ''
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:            1781222173.358992362 secs.nsecs
start_time:               1781222137.777600230 secs.nsecs
elapsed_time:             35.581392132 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         4   4   7
4:		        11  12  20
8:		         5   5  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1781222173.359057348 secs.nsecs
start_time:               1781222137.777711836 secs.nsecs
elapsed_time:             35.581345512 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 5.85 seconds: 170.93 ops/second
llite.lustre-ffff8e6b50522800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6b50522800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e6b50522800.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:            1781222186.782300923 secs.nsecs
start_time:               1781222183.666070290 secs.nsecs
elapsed_time:             3.116230633 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         5   5  12
4:		         7   7  19
8:		         7   7  27
16:		         8   8  36
32:		        58  63 100
snapshot_time:            1781222186.782362986 secs.nsecs
start_time:               1781222183.666142293 secs.nsecs
elapsed_time:             3.116220693 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 ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1781222217.589806773 secs.nsecs
start_time:               1781222183.666070290 secs.nsecs
elapsed_time:             33.923736483 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         5   5  13
4:		         7   7  20
8:		         7   7  28
16:		         8   8  36
32:		        58  63 100
snapshot_time:            1781222217.589872832 secs.nsecs
start_time:               1781222183.666142293 secs.nsecs
elapsed_time:             33.923730539 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781222225 ; total 1 ; last 1)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781222233 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8e6b50522800.enable_statahead_fname=1
llite.lustre-ffff8e6b50522800.statahead_min=8
llite.lustre-ffff8e6b50522800.statahead_batch_max=64
llite.lustre-ffff8e6b50522800.statahead_max=128