== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:12:19 (1777061539)
llite.lustre-ffff898404ddf800.statahead_max=1024
llite.lustre-ffff898404ddf800.statahead_batch_max=32
llite.lustre-ffff898404ddf800.statahead_min=64
llite.lustre-ffff898404ddf800.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 5.66 seconds: 176.61 ops/second
llite.lustre-ffff898404ddf800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff898404ddf800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff898404ddf800.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:            1777061555.092319187 secs.nsecs
start_time:               1777061550.016262099 secs.nsecs
elapsed_time:             5.076057088 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         0   0   3
4:		        15  17  21
8:		         7   8  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1777061555.092434649 secs.nsecs
start_time:               1777061550.016382161 secs.nsecs
elapsed_time:             5.076052488 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1777061585.997527609 secs.nsecs
start_time:               1777061550.016262099 secs.nsecs
elapsed_time:             35.981265510 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        15  17  22
8:		         7   8  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1777061585.997622579 secs.nsecs
start_time:               1777061550.016382161 secs.nsecs
elapsed_time:             35.981240418 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 3.68 seconds: 271.67 ops/second
llite.lustre-ffff898404ddf800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff898404ddf800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff898404ddf800.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:            1777061598.453555744 secs.nsecs
start_time:               1777061593.560903910 secs.nsecs
elapsed_time:             4.892651834 secs.nsecs
subreqs per batch   batches   % cum %
1:		        37  28  28
2:		         5   3  32
4:		        11   8  40
8:		        16  12  52
16:		         7   5  58
32:		        55  41 100
snapshot_time:            1777061598.454018494 secs.nsecs
start_time:               1777061593.560983252 secs.nsecs
elapsed_time:             4.893035242 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:            1777061629.696188791 secs.nsecs
start_time:               1777061593.560903910 secs.nsecs
elapsed_time:             36.135284881 secs.nsecs
subreqs per batch   batches   % cum %
1:		        38  28  28
2:		         5   3  32
4:		        11   8  40
8:		        16  12  53
16:		         7   5  58
32:		        55  41 100
snapshot_time:            1777061629.696284971 secs.nsecs
start_time:               1777061593.560983252 secs.nsecs
elapsed_time:             36.135301719 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1777061636 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1777061643 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff898404ddf800.enable_statahead_fname=1
llite.lustre-ffff898404ddf800.statahead_min=8
llite.lustre-ffff898404ddf800.statahead_batch_max=64
llite.lustre-ffff898404ddf800.statahead_max=128