== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:28:01 (1780342081)
llite.lustre-ffff906b84cca000.statahead_max=1024
llite.lustre-ffff906b84cca000.statahead_batch_max=32
llite.lustre-ffff906b84cca000.statahead_min=64
llite.lustre-ffff906b84cca000.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 5.37 seconds: 186.20 ops/second
llite.lustre-ffff906b84cca000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff906b84cca000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff906b84cca000.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:            1780342093.985915341 secs.nsecs
start_time:               1780342091.125366374 secs.nsecs
elapsed_time:             2.860548967 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         3   3  13
4:		         4   4  18
8:		         4   4  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1780342093.985980544 secs.nsecs
start_time:               1780342091.127100887 secs.nsecs
elapsed_time:             2.858879657 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:            1780342124.821742857 secs.nsecs
start_time:               1780342091.125366374 secs.nsecs
elapsed_time:             33.696376483 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  10  10
2:		         3   3  14
4:		         4   4  19
8:		         4   4  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1780342124.821816738 secs.nsecs
start_time:               1780342091.127100887 secs.nsecs
elapsed_time:             33.694715851 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 5.76 seconds: 173.73 ops/second
llite.lustre-ffff906b84cca000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff906b84cca000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff906b84cca000.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:            1780342136.831282609 secs.nsecs
start_time:               1780342134.404742980 secs.nsecs
elapsed_time:             2.426539629 secs.nsecs
subreqs per batch   batches   % cum %
1:		        33  27  27
2:		        10   8  35
4:		         5   4  39
8:		         9   7  46
16:		         8   6  53
32:		        57  46 100
snapshot_time:            1780342136.831325309 secs.nsecs
start_time:               1780342134.404827700 secs.nsecs
elapsed_time:             2.426497609 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:            1780342167.424205566 secs.nsecs
start_time:               1780342134.404742980 secs.nsecs
elapsed_time:             33.019462586 secs.nsecs
subreqs per batch   batches   % cum %
1:		        34  27  27
2:		        10   8  35
4:		         5   4  39
8:		         9   7  47
16:		         8   6  53
32:		        57  46 100
snapshot_time:            1780342167.424284591 secs.nsecs
start_time:               1780342134.404827700 secs.nsecs
elapsed_time:             33.019456891 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1780342172 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1780342181 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff906b84cca000.enable_statahead_fname=1
llite.lustre-ffff906b84cca000.statahead_min=8
llite.lustre-ffff906b84cca000.statahead_batch_max=64
llite.lustre-ffff906b84cca000.statahead_max=128