== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:54:18 (1779105258)
llite.lustre-ffff9e3576ad9000.statahead_max=1024
llite.lustre-ffff9e3576ad9000.statahead_batch_max=32
llite.lustre-ffff9e3576ad9000.statahead_min=64
llite.lustre-ffff9e3576ad9000.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 7.32 seconds: 136.53 ops/second
llite.lustre-ffff9e3576ad9000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e3576ad9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e3576ad9000.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:            1779105278.825997179 secs.nsecs
start_time:               1779105272.642211790 secs.nsecs
elapsed_time:             6.183785389 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         9  10  12
4:		         9  10  22
8:		         2   2  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1779105278.826071634 secs.nsecs
start_time:               1779105272.642313825 secs.nsecs
elapsed_time:             6.183757809 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: 993
miss_total: 2
snapshot_time:            1779105309.973210891 secs.nsecs
start_time:               1779105272.642211790 secs.nsecs
elapsed_time:             37.330999101 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         9  10  13
4:		         9  10  23
8:		         2   2  26
16:		         1   1  27
32:		        61  72 100
snapshot_time:            1779105309.973291190 secs.nsecs
start_time:               1779105272.642313825 secs.nsecs
elapsed_time:             37.330977365 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 5.84 seconds: 171.26 ops/second
llite.lustre-ffff9e3576ad9000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e3576ad9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e3576ad9000.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:            1779105326.222662326 secs.nsecs
start_time:               1779105322.020459734 secs.nsecs
elapsed_time:             4.202202592 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		         6   7  10
8:		         9  10  21
16:		         9  10  32
32:		        57  67 100
snapshot_time:            1779105326.222791797 secs.nsecs
start_time:               1779105322.020608254 secs.nsecs
elapsed_time:             4.202183543 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: 995
miss_total: 0
snapshot_time:            1779105356.495447070 secs.nsecs
start_time:               1779105322.020459734 secs.nsecs
elapsed_time:             34.474987336 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         2   2   4
4:		         6   7  11
8:		         9  10  22
16:		         9  10  32
32:		        57  67 100
snapshot_time:            1779105356.495522826 secs.nsecs
start_time:               1779105322.020608254 secs.nsecs
elapsed_time:             34.474914572 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1779105365 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1779105382 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff9e3576ad9000.enable_statahead_fname=1
llite.lustre-ffff9e3576ad9000.statahead_min=8
llite.lustre-ffff9e3576ad9000.statahead_batch_max=64
llite.lustre-ffff9e3576ad9000.statahead_max=128