== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:40:35 (1780000835)
llite.lustre-ffff9551c7f27000.statahead_max=1024
llite.lustre-ffff9551c7f27000.statahead_batch_max=32
llite.lustre-ffff9551c7f27000.statahead_min=64
llite.lustre-ffff9551c7f27000.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 5.46 seconds: 183.08 ops/second
llite.lustre-ffff9551c7f27000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9551c7f27000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9551c7f27000.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:            1780000850.932834237 secs.nsecs
start_time:               1780000847.053289070 secs.nsecs
elapsed_time:             3.879545167 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         1   1   5
4:		         9  10  16
8:		         9  10  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1780000850.932908091 secs.nsecs
start_time:               1780000847.053417326 secs.nsecs
elapsed_time:             3.879490765 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:            1780000882.260368641 secs.nsecs
start_time:               1780000847.053289070 secs.nsecs
elapsed_time:             35.207079571 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         1   1   6
4:		         9  10  17
8:		         9  10  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1780000882.261895319 secs.nsecs
start_time:               1780000847.053417326 secs.nsecs
elapsed_time:             35.208477993 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 7.40 seconds: 135.20 ops/second
llite.lustre-ffff9551c7f27000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9551c7f27000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9551c7f27000.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:            1780000901.614484842 secs.nsecs
start_time:               1780000896.728915969 secs.nsecs
elapsed_time:             4.885568873 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   7
4:		         7   8  15
8:		         8   9  25
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1780000901.614578350 secs.nsecs
start_time:               1780000896.729080994 secs.nsecs
elapsed_time:             4.885497356 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1780000932.230042523 secs.nsecs
start_time:               1780000896.728915969 secs.nsecs
elapsed_time:             35.501126554 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         2   2   8
4:		         7   8  16
8:		         8   9  26
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1780000932.230106733 secs.nsecs
start_time:               1780000896.729080994 secs.nsecs
elapsed_time:             35.501025739 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1780000945 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1780000955 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9551c7f27000.enable_statahead_fname=1
llite.lustre-ffff9551c7f27000.statahead_min=8
llite.lustre-ffff9551c7f27000.statahead_batch_max=64
llite.lustre-ffff9551c7f27000.statahead_max=128