== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:27:11 (1746077231)
llite.lustre-ffff8800a9eba800.statahead_max=1024
llite.lustre-ffff8800a9eba800.statahead_batch_max=32
llite.lustre-ffff8800a9eba800.statahead_min=64
llite.lustre-ffff8800a9eba800.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 2.16 seconds: 461.97 ops/second
llite.lustre-ffff8800a9eba800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800a9eba800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800a9eba800.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:            1746077236.888383242 secs.nsecs
start_time:               1746077235.464040152 secs.nsecs
elapsed_time:             1.424343090 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         6   6  11
4:		         5   5  17
8:		         8   9  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1746077236.888457772 secs.nsecs
start_time:               1746077235.464142118 secs.nsecs
elapsed_time:             1.424315654 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:            1746077267.664896339 secs.nsecs
start_time:               1746077235.464040152 secs.nsecs
elapsed_time:             32.200856187 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         6   6  12
4:		         5   5  18
8:		         8   9  27
16:		         4   4  32
32:		        59  67 100
snapshot_time:            1746077267.665522428 secs.nsecs
start_time:               1746077235.464142118 secs.nsecs
elapsed_time:             32.201380310 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 2.77 seconds: 360.83 ops/second
llite.lustre-ffff8800a9eba800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800a9eba800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800a9eba800.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:            1746077273.111801436 secs.nsecs
start_time:               1746077272.094631133 secs.nsecs
elapsed_time:             1.017170303 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  12  12
2:		         3   3  15
4:		         1   1  16
8:		        12  13  29
16:		         7   7  37
32:		        57  62 100
snapshot_time:            1746077273.111894586 secs.nsecs
start_time:               1746077272.094688655 secs.nsecs
elapsed_time:             1.017205931 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1746077303.495998441 secs.nsecs
start_time:               1746077272.094631133 secs.nsecs
elapsed_time:             31.401367308 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         3   3  16
4:		         1   1  17
8:		        12  13  30
16:		         7   7  38
32:		        57  61 100
snapshot_time:            1746077303.496087714 secs.nsecs
start_time:               1746077272.094688655 secs.nsecs
elapsed_time:             31.401399059 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746077306 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1746077310 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
llite.lustre-ffff8800a9eba800.enable_statahead_fname=1
llite.lustre-ffff8800a9eba800.statahead_min=8
llite.lustre-ffff8800a9eba800.statahead_batch_max=64
llite.lustre-ffff8800a9eba800.statahead_max=128