== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:41:33 (1746628893)
llite.lustre-ffff88009b386800.statahead_max=1024
llite.lustre-ffff88009b386800.statahead_batch_max=32
llite.lustre-ffff88009b386800.statahead_min=64
llite.lustre-ffff88009b386800.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 2.05 seconds: 487.09 ops/second
llite.lustre-ffff88009b386800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009b386800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009b386800.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:            1746628898.163183735 secs.nsecs
start_time:               1746628897.339007162 secs.nsecs
elapsed_time:             0.824176573 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         0   0   9
4:		        22  23  33
8:		         1   1  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1746628898.163248990 secs.nsecs
start_time:               1746628897.339112139 secs.nsecs
elapsed_time:             0.824136851 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: 1
snapshot_time:            1746628928.354376974 secs.nsecs
start_time:               1746628897.339007162 secs.nsecs
elapsed_time:             31.015369812 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         0   0  10
4:		        22  23  34
8:		         1   1  35
16:		         0   0  35
32:		        60  64 100
snapshot_time:            1746628928.354504004 secs.nsecs
start_time:               1746628897.339112139 secs.nsecs
elapsed_time:             31.015391865 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 1.66 seconds: 602.51 ops/second
llite.lustre-ffff88009b386800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009b386800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009b386800.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:            1746628931.893779395 secs.nsecs
start_time:               1746628931.321837915 secs.nsecs
elapsed_time:             0.571941480 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         0   0   3
4:		         1   1   4
8:		        15  18  23
16:		         6   7  30
32:		        57  69 100
snapshot_time:            1746628931.893905440 secs.nsecs
start_time:               1746628931.321899242 secs.nsecs
elapsed_time:             0.572006198 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:            1746628962.156240721 secs.nsecs
start_time:               1746628931.321837915 secs.nsecs
elapsed_time:             30.834402806 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		         1   1   6
8:		        15  18  24
16:		         6   7  31
32:		        57  68 100
snapshot_time:            1746628962.156371174 secs.nsecs
start_time:               1746628931.321899242 secs.nsecs
elapsed_time:             30.834471932 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746628964 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1746628966 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff88009b386800.enable_statahead_fname=1
llite.lustre-ffff88009b386800.statahead_min=8
llite.lustre-ffff88009b386800.statahead_batch_max=64
llite.lustre-ffff88009b386800.statahead_max=128