== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:59:09 (1781229549)
llite.lustre-ffff888744fec800.statahead_max=1024
llite.lustre-ffff888744fec800.statahead_batch_max=32
llite.lustre-ffff888744fec800.statahead_min=64
llite.lustre-ffff888744fec800.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 7.51 seconds: 133.07 ops/second
llite.lustre-ffff888744fec800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff888744fec800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff888744fec800.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:            1781229567.482840675 secs.nsecs
start_time:               1781229563.241421793 secs.nsecs
elapsed_time:             4.241418882 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		        10  11  19
8:		         9  10  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1781229567.483197010 secs.nsecs
start_time:               1781229563.241592349 secs.nsecs
elapsed_time:             4.241604661 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:            1781229598.344647426 secs.nsecs
start_time:               1781229563.241421793 secs.nsecs
elapsed_time:             35.103225633 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         4   4   9
4:		        10  11  20
8:		         9  10  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1781229598.344714318 secs.nsecs
start_time:               1781229563.241592349 secs.nsecs
elapsed_time:             35.103121969 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 6.78 seconds: 147.44 ops/second
llite.lustre-ffff888744fec800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff888744fec800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff888744fec800.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:            1781229614.701529918 secs.nsecs
start_time:               1781229610.598449407 secs.nsecs
elapsed_time:             4.103080511 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         3   3   9
4:		         5   5  15
8:		         9  10  25
16:		         5   5  31
32:		        59  68 100
snapshot_time:            1781229614.701601391 secs.nsecs
start_time:               1781229610.598544450 secs.nsecs
elapsed_time:             4.103056941 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:            1781229645.774485751 secs.nsecs
start_time:               1781229610.598449407 secs.nsecs
elapsed_time:             35.176036344 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         3   3  10
4:		         5   5  16
8:		         9  10  26
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1781229645.774552962 secs.nsecs
start_time:               1781229610.598544450 secs.nsecs
elapsed_time:             35.176008512 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781229653 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1781229666 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff888744fec800.enable_statahead_fname=1
llite.lustre-ffff888744fec800.statahead_min=8
llite.lustre-ffff888744fec800.statahead_batch_max=64
llite.lustre-ffff888744fec800.statahead_max=128