== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:12:32 (1753434752)
llite.lustre-ffff9c1ed80e8800.statahead_max=1024
llite.lustre-ffff9c1ed80e8800.statahead_batch_max=32
llite.lustre-ffff9c1ed80e8800.statahead_min=64
llite.lustre-ffff9c1ed80e8800.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 6.60 seconds: 151.58 ops/second
llite.lustre-ffff9c1ed80e8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c1ed80e8800.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:            1753434767.077813584 secs.nsecs
start_time:               1753434764.065291662 secs.nsecs
elapsed_time:             3.012521922 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         2   2   6
4:		         4   5  11
8:		         8  10  21
16:		         3   3  25
32:		        59  74 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1753434797.972250062 secs.nsecs
start_time:               1753434764.065291662 secs.nsecs
elapsed_time:             33.906958400 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         2   2   7
4:		         4   5  12
8:		         8  10  22
16:		         3   3  26
32:		        59  73 100
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 6.08 seconds: 164.58 ops/second
llite.lustre-ffff9c1ed80e8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c1ed80e8800.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:            1753434810.420212851 secs.nsecs
start_time:               1753434807.830744158 secs.nsecs
elapsed_time:             2.589468693 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   3
4:		         3   3   7
8:		         7   8  16
16:		         9  11  27
32:		        58  72 100
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:            1753434842.051320620 secs.nsecs
start_time:               1753434807.830744158 secs.nsecs
elapsed_time:             34.220576462 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         2   2   4
4:		         3   3   8
8:		         7   8  17
16:		         9  11  28
32:		        58  71 100
 - unlinked 0 (time 1753434847 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1753434855 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9c1ed80e8800.enable_statahead_fname=1
llite.lustre-ffff9c1ed80e8800.statahead_min=8
llite.lustre-ffff9c1ed80e8800.statahead_batch_max=64
llite.lustre-ffff9c1ed80e8800.statahead_max=128