== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:07:26 (1708830446)
llite.lustre-ffff8800b6273000.statahead_max=1024
llite.lustre-ffff8800b6273000.statahead_batch_max=32
llite.lustre-ffff8800b6273000.statahead_min=64
llite.lustre-ffff8800b6273000.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 0.93 seconds: 1069.60 ops/second
llite.lustre-ffff8800b6273000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6273000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6273000.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:            1708830450.337684507 secs.nsecs
start_time:               1708830449.223191328 secs.nsecs
elapsed_time:             1.114493179 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         0   0   0
4:		         2   3   3
8:		         1   1   4
16:		         0   0   4
32:		        63  95 100
snapshot_time:            1708830450.337891617 secs.nsecs
start_time:               1708830449.223273399 secs.nsecs
elapsed_time:             1.114618218 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:            1708830481.290512553 secs.nsecs
start_time:               1708830449.223191328 secs.nsecs
elapsed_time:             32.067321225 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         0   0   1
4:		         2   2   4
8:		         1   1   5
16:		         0   0   5
32:		        63  94 100
snapshot_time:            1708830481.290678260 secs.nsecs
start_time:               1708830449.223273399 secs.nsecs
elapsed_time:             32.067404861 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: 979.81 ops/second
llite.lustre-ffff8800b6273000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6273000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6273000.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:            1708830484.299476093 secs.nsecs
start_time:               1708830483.363037703 secs.nsecs
elapsed_time:             0.936438390 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         0   0   6
4:		         2   2   9
8:		         3   4  13
16:		         4   5  18
32:		        61  81 100
snapshot_time:            1708830484.299653806 secs.nsecs
start_time:               1708830483.363114215 secs.nsecs
elapsed_time:             0.936539591 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:            1708830515.279514968 secs.nsecs
start_time:               1708830483.363037703 secs.nsecs
elapsed_time:             31.916477265 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         0   0   7
4:		         2   2  10
8:		         3   3  14
16:		         4   5  19
32:		        61  80 100
snapshot_time:            1708830515.279646826 secs.nsecs
start_time:               1708830483.363114215 secs.nsecs
elapsed_time:             31.916532611 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1708830517 ; total 1 ; last 1)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1708830518 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff8800b6273000.enable_statahead_fname=0
llite.lustre-ffff8800b6273000.statahead_min=8
llite.lustre-ffff8800b6273000.statahead_batch_max=64
llite.lustre-ffff8800b6273000.statahead_max=128