== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:20:20 (1758831620)
llite.lustre-ffff8da003fe8800.statahead_max=1024
llite.lustre-ffff8da003fe8800.statahead_batch_max=32
llite.lustre-ffff8da003fe8800.statahead_min=64
llite.lustre-ffff8da003fe8800.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 6.19 seconds: 161.58 ops/second
llite.lustre-ffff8da003fe8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8da003fe8800.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:            1758831634.491183782 secs.nsecs
start_time:               1758831631.724432143 secs.nsecs
elapsed_time:             2.766751639 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         2   2   8
4:		         3   4  12
8:		         2   2  14
16:		         4   5  20
32:		        60  80 100
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: 993
miss_total: 2
snapshot_time:            1758831665.499958529 secs.nsecs
start_time:               1758831631.724432143 secs.nsecs
elapsed_time:             33.775526386 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         2   2   9
4:		         3   3  13
8:		         2   2  15
16:		         4   5  21
32:		        60  78 100
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 6.00 seconds: 166.53 ops/second
llite.lustre-ffff8da003fe8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8da003fe8800.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:            1758831678.513981318 secs.nsecs
start_time:               1758831675.558782217 secs.nsecs
elapsed_time:             2.955199101 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  12  12
2:		         6   6  18
4:		         1   1  19
8:		         5   5  25
16:		         8   8  34
32:		        60  65 100
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:            1758831709.966051094 secs.nsecs
start_time:               1758831675.558782217 secs.nsecs
elapsed_time:             34.407268877 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         6   6  19
4:		         1   1  20
8:		         5   5  26
16:		         8   8  34
32:		        60  65 100
 - unlinked 0 (time 1758831716 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1758831725 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8da003fe8800.enable_statahead_fname=1
llite.lustre-ffff8da003fe8800.statahead_min=8
llite.lustre-ffff8da003fe8800.statahead_batch_max=64
llite.lustre-ffff8da003fe8800.statahead_max=128