== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:11:38 (1723255898)
llite.lustre-ffff880084b6f000.statahead_max=1024
llite.lustre-ffff880084b6f000.statahead_batch_max=32
llite.lustre-ffff880084b6f000.statahead_min=64
llite.lustre-ffff880084b6f000.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 0.95 seconds: 1057.95 ops/second
llite.lustre-ffff880084b6f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880084b6f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880084b6f000.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:            1723255901.699214424 secs.nsecs
start_time:               1723255900.843575221 secs.nsecs
elapsed_time:             0.855639203 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9   9   9
2:		         7   7  17
4:		        10  10  27
8:		         9   9  37
16:		         0   0  37
32:		        59  62 100
snapshot_time:            1723255901.699376079 secs.nsecs
start_time:               1723255900.843687124 secs.nsecs
elapsed_time:             0.855688955 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: 994
miss_total: 1
snapshot_time:            1723255932.574481608 secs.nsecs
start_time:               1723255900.843575221 secs.nsecs
elapsed_time:             31.730906387 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         7   7  17
4:		        10  10  28
8:		         9   9  37
16:		         0   0  37
32:		        59  62 100
snapshot_time:            1723255932.574655511 secs.nsecs
start_time:               1723255900.843687124 secs.nsecs
elapsed_time:             31.730968387 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 0.89 seconds: 1122.41 ops/second
llite.lustre-ffff880084b6f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880084b6f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880084b6f000.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:            1723255935.223101141 secs.nsecs
start_time:               1723255934.604564092 secs.nsecs
elapsed_time:             0.618537049 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		         0   0   4
8:		        14  17  21
16:		         7   8  30
32:		        57  69 100
snapshot_time:            1723255935.223251306 secs.nsecs
start_time:               1723255934.604696105 secs.nsecs
elapsed_time:             0.618555201 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:            1723255966.155694924 secs.nsecs
start_time:               1723255934.604564092 secs.nsecs
elapsed_time:             31.551130832 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         0   0   6
4:		         0   0   6
8:		        14  16  22
16:		         7   8  31
32:		        57  68 100
snapshot_time:            1723255966.155809233 secs.nsecs
start_time:               1723255934.604696105 secs.nsecs
elapsed_time:             31.551113128 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1723255968 ; total 0 ; last 0)
total: 1000 unlinks in 0 seconds: inf unlinks/second
 - unlinked 0 (time 1723255969 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff880084b6f000.enable_statahead_fname=0
llite.lustre-ffff880084b6f000.statahead_min=8
llite.lustre-ffff880084b6f000.statahead_batch_max=64
llite.lustre-ffff880084b6f000.statahead_max=128