== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:20:11 (1715577611)
llite.lustre-ffff8800b65f8800.statahead_max=1024
llite.lustre-ffff8800b65f8800.statahead_batch_max=32
llite.lustre-ffff8800b65f8800.statahead_min=64
llite.lustre-ffff8800b65f8800.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 2.26 seconds: 442.39 ops/second
llite.lustre-ffff8800b65f8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b65f8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b65f8800.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:            1715577616.265757257 secs.nsecs
start_time:               1715577615.561834934 secs.nsecs
elapsed_time:             0.703922323 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        23  26  31
8:		         0   0  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1715577616.265962684 secs.nsecs
start_time:               1715577615.561987977 secs.nsecs
elapsed_time:             0.703974707 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:            1715577646.511522860 secs.nsecs
start_time:               1715577615.561834934 secs.nsecs
elapsed_time:             30.949687926 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		        23  26  31
8:		         0   0  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1715577646.511758494 secs.nsecs
start_time:               1715577615.561987977 secs.nsecs
elapsed_time:             30.949770517 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 2.28 seconds: 439.36 ops/second
llite.lustre-ffff8800b65f8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b65f8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b65f8800.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:            1715577650.867972325 secs.nsecs
start_time:               1715577650.388781922 secs.nsecs
elapsed_time:             0.479190403 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  11  11
2:		         0   0  11
4:		         0   0  11
8:		        11  12  24
16:		         9  10  34
32:		        57  65 100
snapshot_time:            1715577650.868188665 secs.nsecs
start_time:               1715577650.388963005 secs.nsecs
elapsed_time:             0.479225660 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: 995
miss_total: 0
snapshot_time:            1715577681.247950318 secs.nsecs
start_time:               1715577650.388781922 secs.nsecs
elapsed_time:             30.859168396 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  12  12
2:		         0   0  12
4:		         0   0  12
8:		        11  12  25
16:		         9  10  35
32:		        57  64 100
snapshot_time:            1715577681.248173181 secs.nsecs
start_time:               1715577650.388963005 secs.nsecs
elapsed_time:             30.859210176 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1715577683 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1715577687 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff8800b65f8800.enable_statahead_fname=0
llite.lustre-ffff8800b65f8800.statahead_min=8
llite.lustre-ffff8800b65f8800.statahead_batch_max=64
llite.lustre-ffff8800b65f8800.statahead_max=128