== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:14:14 (1753434854)
llite.lustre-ffff8a20844ab000.statahead_max=1024
llite.lustre-ffff8a20844ab000.statahead_batch_max=32
llite.lustre-ffff8a20844ab000.statahead_min=64
llite.lustre-ffff8a20844ab000.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 5.13 seconds: 194.87 ops/second
llite.lustre-ffff8a20844ab000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a20844ab000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a20844ab000.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:            1753434867.627748439 secs.nsecs
start_time:               1753434864.441839564 secs.nsecs
elapsed_time:             3.185908875 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         2   2  11
4:		         4   4  16
8:		         3   3  19
16:		         6   7  27
32:		        59  72 100
snapshot_time:            1753434867.627810292 secs.nsecs
start_time:               1753434864.442701099 secs.nsecs
elapsed_time:             3.185109193 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:            1753434899.086155446 secs.nsecs
start_time:               1753434864.441839564 secs.nsecs
elapsed_time:             34.644315882 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         2   2  12
4:		         4   4  17
8:		         3   3  20
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1753434899.086297625 secs.nsecs
start_time:               1753434864.442701099 secs.nsecs
elapsed_time:             34.643596526 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 4.21 seconds: 237.26 ops/second
llite.lustre-ffff8a20844ab000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a20844ab000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a20844ab000.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:            1753434908.431343953 secs.nsecs
start_time:               1753434906.172553874 secs.nsecs
elapsed_time:             2.258790079 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         3   3   8
4:		         2   2  10
8:		         9  10  21
16:		         6   7  29
32:		        58  70 100
snapshot_time:            1753434908.431418615 secs.nsecs
start_time:               1753434906.172647967 secs.nsecs
elapsed_time:             2.258770648 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:            1753434939.557859232 secs.nsecs
start_time:               1753434906.172553874 secs.nsecs
elapsed_time:             33.385305358 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         3   3   9
4:		         2   2  12
8:		         9  10  22
16:		         6   7  30
32:		        58  69 100
snapshot_time:            1753434939.557962221 secs.nsecs
start_time:               1753434906.172647967 secs.nsecs
elapsed_time:             33.385314254 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1753434943 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1753434950 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff8a20844ab000.enable_statahead_fname=1
llite.lustre-ffff8a20844ab000.statahead_min=8
llite.lustre-ffff8a20844ab000.statahead_batch_max=64
llite.lustre-ffff8a20844ab000.statahead_max=128