== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:53:00 (1778662380)
llite.lustre-ffff9581988de800.statahead_max=1024
llite.lustre-ffff9581988de800.statahead_batch_max=32
llite.lustre-ffff9581988de800.statahead_min=64
llite.lustre-ffff9581988de800.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 6.39 seconds: 156.61 ops/second
llite.lustre-ffff9581988de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9581988de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9581988de800.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:            1778662397.152730654 secs.nsecs
start_time:               1778662392.827588080 secs.nsecs
elapsed_time:             4.325142574 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   8
4:		        13  15  23
8:		         5   5  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1778662397.152954324 secs.nsecs
start_time:               1778662392.828423876 secs.nsecs
elapsed_time:             4.324530448 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1778662428.486556466 secs.nsecs
start_time:               1778662392.827588080 secs.nsecs
elapsed_time:             35.658968386 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         2   2   9
4:		        13  15  24
8:		         5   5  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1778662428.486626241 secs.nsecs
start_time:               1778662392.828423876 secs.nsecs
elapsed_time:             35.658202365 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 6.71 seconds: 149.01 ops/second
llite.lustre-ffff9581988de800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9581988de800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9581988de800.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:            1778662444.117754035 secs.nsecs
start_time:               1778662440.677510894 secs.nsecs
elapsed_time:             3.440243141 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         6   6  18
4:		         4   4  22
8:		        11  11  34
16:		         5   5  39
32:		        57  60 100
snapshot_time:            1778662444.117856308 secs.nsecs
start_time:               1778662440.677715370 secs.nsecs
elapsed_time:             3.440140938 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: 994
miss_total: 1
snapshot_time:            1778662475.102112363 secs.nsecs
start_time:               1778662440.677510894 secs.nsecs
elapsed_time:             34.424601469 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  12  12
2:		         6   6  18
4:		         4   4  23
8:		        11  11  34
16:		         5   5  40
32:		        57  60 100
snapshot_time:            1778662475.102183713 secs.nsecs
start_time:               1778662440.677715370 secs.nsecs
elapsed_time:             34.424468343 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1778662482 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1778662494 ; total 1 ; last 1)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9581988de800.enable_statahead_fname=1
llite.lustre-ffff9581988de800.statahead_min=8
llite.lustre-ffff9581988de800.statahead_batch_max=64
llite.lustre-ffff9581988de800.statahead_max=128