== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:00:11 (1781283611)
llite.lustre-ffff952b8a0c0000.statahead_max=1024
llite.lustre-ffff952b8a0c0000.statahead_batch_max=32
llite.lustre-ffff952b8a0c0000.statahead_min=64
llite.lustre-ffff952b8a0c0000.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 6.00 seconds: 166.78 ops/second
llite.lustre-ffff952b8a0c0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff952b8a0c0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff952b8a0c0000.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:            1781283628.757354289 secs.nsecs
start_time:               1781283624.843692087 secs.nsecs
elapsed_time:             3.913662202 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         3   3   9
4:		        13  15  24
8:		         3   3  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1781283628.757417305 secs.nsecs
start_time:               1781283624.843775730 secs.nsecs
elapsed_time:             3.913641575 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:            1781283659.528998498 secs.nsecs
start_time:               1781283624.843692087 secs.nsecs
elapsed_time:             34.685306411 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         3   3  10
4:		        13  14  25
8:		         3   3  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1781283659.529073578 secs.nsecs
start_time:               1781283624.843775730 secs.nsecs
elapsed_time:             34.685297848 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 6.27 seconds: 159.50 ops/second
llite.lustre-ffff952b8a0c0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff952b8a0c0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff952b8a0c0000.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:            1781283674.730342894 secs.nsecs
start_time:               1781283671.589263651 secs.nsecs
elapsed_time:             3.141079243 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         2   2  10
4:		         4   4  14
8:		         9  10  24
16:		         9  10  34
32:		        58  65 100
snapshot_time:            1781283674.730405486 secs.nsecs
start_time:               1781283671.589457049 secs.nsecs
elapsed_time:             3.140948437 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:            1781283705.580474615 secs.nsecs
start_time:               1781283671.589263651 secs.nsecs
elapsed_time:             33.991210964 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         2   2  11
4:		         4   4  15
8:		         9  10  25
16:		         9  10  35
32:		        58  64 100
snapshot_time:            1781283705.580534505 secs.nsecs
start_time:               1781283671.589457049 secs.nsecs
elapsed_time:             33.991077456 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781283713 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781283723 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff952b8a0c0000.enable_statahead_fname=1
llite.lustre-ffff952b8a0c0000.statahead_min=8
llite.lustre-ffff952b8a0c0000.statahead_batch_max=64
llite.lustre-ffff952b8a0c0000.statahead_max=128