== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:00:49 (1746162049)
llite.lustre-ffff8800b58fd000.statahead_max=1024
llite.lustre-ffff8800b58fd000.statahead_batch_max=32
llite.lustre-ffff8800b58fd000.statahead_min=64
llite.lustre-ffff8800b58fd000.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 1.93 seconds: 518.91 ops/second
llite.lustre-ffff8800b58fd000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b58fd000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b58fd000.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:            1746162054.001735461 secs.nsecs
start_time:               1746162052.911353659 secs.nsecs
elapsed_time:             1.090381802 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  23  23
2:		         2   1  25
4:		        12  11  37
8:		         6   5  42
16:		         2   1  44
32:		        58  55 100
snapshot_time:            1746162054.001818715 secs.nsecs
start_time:               1746162052.912140009 secs.nsecs
elapsed_time:             1.089678706 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: 994
miss_total: 2
snapshot_time:            1746162085.096714439 secs.nsecs
start_time:               1746162052.911353659 secs.nsecs
elapsed_time:             32.185360780 secs.nsecs
subreqs per batch   batches   % cum %
1:		        26  24  24
2:		         2   1  26
4:		        12  11  37
8:		         6   5  43
16:		         2   1  45
32:		        58  54 100
snapshot_time:            1746162085.096823825 secs.nsecs
start_time:               1746162052.912140009 secs.nsecs
elapsed_time:             32.184683816 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 3.44 seconds: 290.36 ops/second
llite.lustre-ffff8800b58fd000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b58fd000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b58fd000.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:            1746162092.148663703 secs.nsecs
start_time:               1746162091.062334880 secs.nsecs
elapsed_time:             1.086328823 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         1   1   8
4:		         3   3  11
8:		        10  11  23
16:		         6   7  30
32:		        59  69 100
snapshot_time:            1746162092.148761686 secs.nsecs
start_time:               1746162091.062406833 secs.nsecs
elapsed_time:             1.086354853 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:            1746162122.662386259 secs.nsecs
start_time:               1746162091.062334880 secs.nsecs
elapsed_time:             31.600051379 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         1   1   9
4:		         3   3  12
8:		        10  11  24
16:		         6   6  31
32:		        59  68 100
snapshot_time:            1746162122.662515937 secs.nsecs
start_time:               1746162091.062406833 secs.nsecs
elapsed_time:             31.600109104 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746162126 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1746162132 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
llite.lustre-ffff8800b58fd000.enable_statahead_fname=1
llite.lustre-ffff8800b58fd000.statahead_min=8
llite.lustre-ffff8800b58fd000.statahead_batch_max=64
llite.lustre-ffff8800b58fd000.statahead_max=128