== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:54:11 (1767329651)
llite.lustre-ffffa00288aaa000.statahead_max=1024
llite.lustre-ffffa00288aaa000.statahead_batch_max=32
llite.lustre-ffffa00288aaa000.statahead_min=64
llite.lustre-ffffa00288aaa000.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 1.48 seconds: 677.92 ops/second
llite.lustre-ffffa00288aaa000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa00288aaa000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa00288aaa000.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:            1767329657.847155874 secs.nsecs
start_time:               1767329655.155178591 secs.nsecs
elapsed_time:             2.691977283 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        20  22  27
8:		         3   3  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1767329657.847229826 secs.nsecs
start_time:               1767329655.155230836 secs.nsecs
elapsed_time:             2.691998990 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:            1767329688.385662413 secs.nsecs
start_time:               1767329655.155178591 secs.nsecs
elapsed_time:             33.230483822 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		        20  22  28
8:		         3   3  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1767329688.385701213 secs.nsecs
start_time:               1767329655.155230836 secs.nsecs
elapsed_time:             33.230470377 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 1.67 seconds: 598.61 ops/second
llite.lustre-ffffa00288aaa000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa00288aaa000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa00288aaa000.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:            1767329694.395228731 secs.nsecs
start_time:               1767329691.939060436 secs.nsecs
elapsed_time:             2.456168295 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         2   2   9
4:		         3   3  12
8:		        13  15  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1767329694.395268011 secs.nsecs
start_time:               1767329691.939166980 secs.nsecs
elapsed_time:             2.456101031 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1767329724.859119194 secs.nsecs
start_time:               1767329691.939060436 secs.nsecs
elapsed_time:             32.920058758 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         2   2  10
4:		         3   3  13
8:		        13  15  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1767329724.859194650 secs.nsecs
start_time:               1767329691.939166980 secs.nsecs
elapsed_time:             32.920027670 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1767329728 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1767329730 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffffa00288aaa000.enable_statahead_fname=1
llite.lustre-ffffa00288aaa000.statahead_min=8
llite.lustre-ffffa00288aaa000.statahead_batch_max=64
llite.lustre-ffffa00288aaa000.statahead_max=128