== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:09:27 (1768568967)
llite.lustre-ffff96d943275000.statahead_max=1024
llite.lustre-ffff96d943275000.statahead_batch_max=32
llite.lustre-ffff96d943275000.statahead_min=64
llite.lustre-ffff96d943275000.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 3.81 seconds: 262.75 ops/second
llite.lustre-ffff96d943275000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96d943275000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96d943275000.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:            1768568977.305568912 secs.nsecs
start_time:               1768568974.752765981 secs.nsecs
elapsed_time:             2.552802931 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   7
4:		         7   8  15
8:		         9  10  26
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1768568977.305633435 secs.nsecs
start_time:               1768568974.752852821 secs.nsecs
elapsed_time:             2.552780614 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:            1768569008.582321896 secs.nsecs
start_time:               1768568974.752765981 secs.nsecs
elapsed_time:             33.829555915 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   8
4:		         7   8  16
8:		         9  10  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1768569008.582381281 secs.nsecs
start_time:               1768568974.752852821 secs.nsecs
elapsed_time:             33.829528460 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 3.37 seconds: 296.36 ops/second
llite.lustre-ffff96d943275000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96d943275000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96d943275000.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:            1768569017.312624105 secs.nsecs
start_time:               1768569014.686160079 secs.nsecs
elapsed_time:             2.626464026 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         3   3  16
4:		         1   1  17
8:		         7   7  25
16:		         7   7  33
32:		        59  66 100
snapshot_time:            1768569017.312696013 secs.nsecs
start_time:               1768569014.686257079 secs.nsecs
elapsed_time:             2.626438934 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:            1768569048.353237058 secs.nsecs
start_time:               1768569014.686160079 secs.nsecs
elapsed_time:             33.667076979 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  14  14
2:		         3   3  17
4:		         1   1  18
8:		         7   7  26
16:		         7   7  34
32:		        59  65 100
snapshot_time:            1768569048.353301471 secs.nsecs
start_time:               1768569014.686257079 secs.nsecs
elapsed_time:             33.667044392 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1768569053 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1768569058 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
llite.lustre-ffff96d943275000.enable_statahead_fname=1
llite.lustre-ffff96d943275000.statahead_min=8
llite.lustre-ffff96d943275000.statahead_batch_max=64
llite.lustre-ffff96d943275000.statahead_max=128