== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:03:45 (1769763825)
llite.lustre-ffff9d16086fe800.statahead_max=1024
llite.lustre-ffff9d16086fe800.statahead_batch_max=32
llite.lustre-ffff9d16086fe800.statahead_min=64
llite.lustre-ffff9d16086fe800.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 1.10 seconds: 913.07 ops/second
llite.lustre-ffff9d16086fe800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d16086fe800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d16086fe800.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:            1769763830.932289734 secs.nsecs
start_time:               1769763828.810384052 secs.nsecs
elapsed_time:             2.121905682 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        16  18  22
8:		         7   8  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1769763830.932331326 secs.nsecs
start_time:               1769763828.810468406 secs.nsecs
elapsed_time:             2.121862920 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1769763862.140184735 secs.nsecs
start_time:               1769763828.810384052 secs.nsecs
elapsed_time:             33.329800683 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		        16  18  23
8:		         7   7  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1769763862.140250075 secs.nsecs
start_time:               1769763828.810468406 secs.nsecs
elapsed_time:             33.329781669 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 1.02 seconds: 978.33 ops/second
llite.lustre-ffff9d16086fe800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d16086fe800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d16086fe800.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:            1769763867.193602862 secs.nsecs
start_time:               1769763864.834348942 secs.nsecs
elapsed_time:             2.359253920 secs.nsecs
subreqs per batch   batches   % cum %
1:		        34  25  25
2:		        15  11  36
4:		        11   8  44
8:		        17  12  56
16:		         3   2  58
32:		        56  41 100
snapshot_time:            1769763867.193662957 secs.nsecs
start_time:               1769763864.834669237 secs.nsecs
elapsed_time:             2.358993720 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:            1769763897.557375268 secs.nsecs
start_time:               1769763864.834348942 secs.nsecs
elapsed_time:             32.723026326 secs.nsecs
subreqs per batch   batches   % cum %
1:		        35  25  25
2:		        15  10  36
4:		        11   8  44
8:		        17  12  56
16:		         3   2  59
32:		        56  40 100
snapshot_time:            1769763897.557464458 secs.nsecs
start_time:               1769763864.834669237 secs.nsecs
elapsed_time:             32.722795221 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1769763900 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1769763902 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff9d16086fe800.enable_statahead_fname=1
llite.lustre-ffff9d16086fe800.statahead_min=8
llite.lustre-ffff9d16086fe800.statahead_batch_max=64
llite.lustre-ffff9d16086fe800.statahead_max=128