== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:53:29 (1781236409)
llite.lustre-ffff9a92867cc000.statahead_max=1024
llite.lustre-ffff9a92867cc000.statahead_batch_max=32
llite.lustre-ffff9a92867cc000.statahead_min=64
llite.lustre-ffff9a92867cc000.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 2.95 seconds: 338.79 ops/second
llite.lustre-ffff9a92867cc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a92867cc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a92867cc000.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:            1781236417.001983011 secs.nsecs
start_time:               1781236414.727991180 secs.nsecs
elapsed_time:             2.273991831 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		        14  15  21
8:		         8   9  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1781236417.002024065 secs.nsecs
start_time:               1781236414.728077058 secs.nsecs
elapsed_time:             2.273947007 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1781236447.808791605 secs.nsecs
start_time:               1781236414.727991180 secs.nsecs
elapsed_time:             33.080800425 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         0   0   6
4:		        14  15  22
8:		         8   8  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1781236447.808855963 secs.nsecs
start_time:               1781236414.728077058 secs.nsecs
elapsed_time:             33.080778905 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 3.92 seconds: 255.05 ops/second
llite.lustre-ffff9a92867cc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a92867cc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a92867cc000.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:            1781236456.837332149 secs.nsecs
start_time:               1781236454.510838690 secs.nsecs
elapsed_time:             2.326493459 secs.nsecs
subreqs per batch   batches   % cum %
1:		        24  22  22
2:		         4   3  25
4:		         6   5  31
8:		         9   8  39
16:		         7   6  45
32:		        59  54 100
snapshot_time:            1781236456.837407666 secs.nsecs
start_time:               1781236454.512170243 secs.nsecs
elapsed_time:             2.325237423 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:            1781236487.550203547 secs.nsecs
start_time:               1781236454.510838690 secs.nsecs
elapsed_time:             33.039364857 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  22  22
2:		         4   3  26
4:		         6   5  31
8:		         9   8  40
16:		         7   6  46
32:		        59  53 100
snapshot_time:            1781236487.550261673 secs.nsecs
start_time:               1781236454.512170243 secs.nsecs
elapsed_time:             33.038091430 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781236491 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1781236496 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff9a92867cc000.enable_statahead_fname=1
llite.lustre-ffff9a92867cc000.statahead_min=8
llite.lustre-ffff9a92867cc000.statahead_batch_max=64
llite.lustre-ffff9a92867cc000.statahead_max=128