== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:39:29 (1746131969)
llite.lustre-ffff88012e575000.statahead_max=1024
llite.lustre-ffff88012e575000.statahead_batch_max=32
llite.lustre-ffff88012e575000.statahead_min=64
llite.lustre-ffff88012e575000.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 2.82 seconds: 354.98 ops/second
llite.lustre-ffff88012e575000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012e575000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012e575000.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:            1746131977.186641384 secs.nsecs
start_time:               1746131975.583876026 secs.nsecs
elapsed_time:             1.602765358 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         4   4  12
4:		        10  11  23
8:		         6   6  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1746131977.186887808 secs.nsecs
start_time:               1746131975.584613350 secs.nsecs
elapsed_time:             1.602274458 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:            1746132008.210916271 secs.nsecs
start_time:               1746131975.583876026 secs.nsecs
elapsed_time:             32.627040245 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         4   4  13
4:		        10  11  24
8:		         6   6  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1746132008.211015890 secs.nsecs
start_time:               1746131975.584613350 secs.nsecs
elapsed_time:             32.626402540 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 3.03 seconds: 330.23 ops/second
llite.lustre-ffff88012e575000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012e575000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012e575000.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:            1746132014.432438388 secs.nsecs
start_time:               1746132013.338263039 secs.nsecs
elapsed_time:             1.094175349 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         2   2   9
4:		         3   3  12
8:		         9  10  23
16:		         8   9  32
32:		        57  67 100
snapshot_time:            1746132014.432557696 secs.nsecs
start_time:               1746132013.339138742 secs.nsecs
elapsed_time:             1.093418954 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1746132045.584919321 secs.nsecs
start_time:               1746132013.338263039 secs.nsecs
elapsed_time:             32.246656282 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         2   2  10
4:		         3   3  13
8:		         9  10  24
16:		         8   9  33
32:		        57  66 100
snapshot_time:            1746132045.585006317 secs.nsecs
start_time:               1746132013.339138742 secs.nsecs
elapsed_time:             32.245867575 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746132050 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1746132055 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff88012e575000.enable_statahead_fname=1
llite.lustre-ffff88012e575000.statahead_min=8
llite.lustre-ffff88012e575000.statahead_batch_max=64
llite.lustre-ffff88012e575000.statahead_max=128