== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:28:22 (1779708502)
llite.lustre-ffff950911633800.statahead_max=1024
llite.lustre-ffff950911633800.statahead_batch_max=32
llite.lustre-ffff950911633800.statahead_min=64
llite.lustre-ffff950911633800.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 5.77 seconds: 173.39 ops/second
llite.lustre-ffff950911633800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff950911633800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff950911633800.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:            1779708519.010898194 secs.nsecs
start_time:               1779708514.829560456 secs.nsecs
elapsed_time:             4.181337738 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  10  10
2:		         6   6  16
4:		        10  11  28
8:		         3   3  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1779708519.011136002 secs.nsecs
start_time:               1779708514.829712558 secs.nsecs
elapsed_time:             4.181423444 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:            1779708550.281949414 secs.nsecs
start_time:               1779708514.829560456 secs.nsecs
elapsed_time:             35.452388958 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  11  11
2:		         6   6  17
4:		        10  11  28
8:		         3   3  32
16:		         1   1  33
32:		        60  66 100
snapshot_time:            1779708550.282022736 secs.nsecs
start_time:               1779708514.829712558 secs.nsecs
elapsed_time:             35.452310178 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 9.24 seconds: 108.23 ops/second
llite.lustre-ffff950911633800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff950911633800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff950911633800.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:            1779708569.944612516 secs.nsecs
start_time:               1779708566.271240351 secs.nsecs
elapsed_time:             3.673372165 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         1   1   2
4:		         4   5   8
8:		         3   4  12
16:		         5   6  18
32:		        61  81 100
snapshot_time:            1779708569.944682205 secs.nsecs
start_time:               1779708566.271318416 secs.nsecs
elapsed_time:             3.673363789 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:            1779708601.296165145 secs.nsecs
start_time:               1779708566.271240351 secs.nsecs
elapsed_time:             35.024924794 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		         4   5   9
8:		         3   3  13
16:		         5   6  19
32:		        61  80 100
snapshot_time:            1779708601.296232270 secs.nsecs
start_time:               1779708566.271318416 secs.nsecs
elapsed_time:             35.024913854 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1779708609 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1779708620 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff950911633800.enable_statahead_fname=1
llite.lustre-ffff950911633800.statahead_min=8
llite.lustre-ffff950911633800.statahead_batch_max=64
llite.lustre-ffff950911633800.statahead_max=128