== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:15:50 (1781244950)
llite.lustre-ffff8b9da09c6800.statahead_max=1024
llite.lustre-ffff8b9da09c6800.statahead_batch_max=32
llite.lustre-ffff8b9da09c6800.statahead_min=64
llite.lustre-ffff8b9da09c6800.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 5.26 seconds: 190.10 ops/second
llite.lustre-ffff8b9da09c6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b9da09c6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b9da09c6800.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:            1781244965.767670358 secs.nsecs
start_time:               1781244962.264569133 secs.nsecs
elapsed_time:             3.503101225 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         7   8  10
4:		         6   6  17
8:		        10  11  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1781244965.767741482 secs.nsecs
start_time:               1781244962.264708117 secs.nsecs
elapsed_time:             3.503033365 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: 993
miss_total: 2
snapshot_time:            1781244996.492564107 secs.nsecs
start_time:               1781244962.264569133 secs.nsecs
elapsed_time:             34.227994974 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         7   8  11
4:		         6   6  18
8:		        10  11  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1781244996.492630254 secs.nsecs
start_time:               1781244962.264708117 secs.nsecs
elapsed_time:             34.227922137 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 6.02 seconds: 166.05 ops/second
llite.lustre-ffff8b9da09c6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b9da09c6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b9da09c6800.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:            1781245011.810849007 secs.nsecs
start_time:               1781245008.421927788 secs.nsecs
elapsed_time:             3.388921219 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         4   4  12
4:		         3   3  16
8:		         5   5  22
16:		         8   9  31
32:		        59  68 100
snapshot_time:            1781245011.810925427 secs.nsecs
start_time:               1781245008.422091708 secs.nsecs
elapsed_time:             3.388833719 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:            1781245042.337642628 secs.nsecs
start_time:               1781245008.421927788 secs.nsecs
elapsed_time:             33.915714840 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         4   4  13
4:		         3   3  17
8:		         5   5  22
16:		         8   9  32
32:		        59  67 100
snapshot_time:            1781245042.337724159 secs.nsecs
start_time:               1781245008.422091708 secs.nsecs
elapsed_time:             33.915632451 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781245049 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781245058 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8b9da09c6800.enable_statahead_fname=1
llite.lustre-ffff8b9da09c6800.statahead_min=8
llite.lustre-ffff8b9da09c6800.statahead_batch_max=64
llite.lustre-ffff8b9da09c6800.statahead_max=128