== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:23:40 (1741695820)
llite.lustre-ffff8800b6067800.statahead_max=1024
llite.lustre-ffff8800b6067800.statahead_batch_max=32
llite.lustre-ffff8800b6067800.statahead_min=64
llite.lustre-ffff8800b6067800.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 1.70 seconds: 588.18 ops/second
llite.lustre-ffff8800b6067800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6067800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6067800.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:            1741695824.379901851 secs.nsecs
start_time:               1741695823.664275000 secs.nsecs
elapsed_time:             0.715626851 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		        16  18  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1741695824.379964613 secs.nsecs
start_time:               1741695823.664319648 secs.nsecs
elapsed_time:             0.715644965 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:            1741695855.490714701 secs.nsecs
start_time:               1741695823.664275000 secs.nsecs
elapsed_time:             31.826439701 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         4   4   9
4:		        16  18  27
8:		         3   3  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1741695855.490844102 secs.nsecs
start_time:               1741695823.664319648 secs.nsecs
elapsed_time:             31.826524454 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 2.01 seconds: 496.41 ops/second
llite.lustre-ffff8800b6067800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800b6067800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b6067800.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:            1741695859.661811265 secs.nsecs
start_time:               1741695859.099172138 secs.nsecs
elapsed_time:             0.562639127 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  12  12
2:		         0   0  12
4:		         1   1  13
8:		        19  20  34
16:		         3   3  37
32:		        57  62 100
snapshot_time:            1741695859.661951860 secs.nsecs
start_time:               1741695859.099268318 secs.nsecs
elapsed_time:             0.562683542 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1741695889.877422316 secs.nsecs
start_time:               1741695859.099172138 secs.nsecs
elapsed_time:             30.778250178 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         0   0  13
4:		         1   1  14
8:		        19  20  34
16:		         3   3  38
32:		        57  61 100
snapshot_time:            1741695889.877532722 secs.nsecs
start_time:               1741695859.099268318 secs.nsecs
elapsed_time:             30.778264404 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1741695892 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1741695895 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff8800b6067800.enable_statahead_fname=1
llite.lustre-ffff8800b6067800.statahead_min=8
llite.lustre-ffff8800b6067800.statahead_batch_max=64
llite.lustre-ffff8800b6067800.statahead_max=128