== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:49:41 (1781221781)
llite.lustre-ffff9d3751b8a800.statahead_max=1024
llite.lustre-ffff9d3751b8a800.statahead_batch_max=32
llite.lustre-ffff9d3751b8a800.statahead_min=64
llite.lustre-ffff9d3751b8a800.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 5.64 seconds: 177.43 ops/second
llite.lustre-ffff9d3751b8a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d3751b8a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d3751b8a800.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:            1781221797.473308845 secs.nsecs
start_time:               1781221793.561070231 secs.nsecs
elapsed_time:             3.912238614 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   7
4:		        10  12  19
8:		         6   7  26
16:		         1   1  27
32:		        60  72 100
snapshot_time:            1781221797.473377332 secs.nsecs
start_time:               1781221793.561230293 secs.nsecs
elapsed_time:             3.912147039 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:            1781221829.054883075 secs.nsecs
start_time:               1781221793.561070231 secs.nsecs
elapsed_time:             35.493812844 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   8
4:		        10  11  20
8:		         6   7  27
16:		         1   1  28
32:		        60  71 100
snapshot_time:            1781221829.054962290 secs.nsecs
start_time:               1781221793.561230293 secs.nsecs
elapsed_time:             35.493731997 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 6.73 seconds: 148.68 ops/second
llite.lustre-ffff9d3751b8a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d3751b8a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d3751b8a800.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:            1781221846.241187091 secs.nsecs
start_time:               1781221842.773854905 secs.nsecs
elapsed_time:             3.467332186 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   7
4:		         3   3  10
8:		        11  12  23
16:		         6   7  30
32:		        59  69 100
snapshot_time:            1781221846.241269795 secs.nsecs
start_time:               1781221842.773925960 secs.nsecs
elapsed_time:             3.467343835 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1781221877.470634332 secs.nsecs
start_time:               1781221842.773854905 secs.nsecs
elapsed_time:             34.696779427 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   8
4:		         3   3  11
8:		        11  12  24
16:		         6   6  31
32:		        59  68 100
snapshot_time:            1781221877.470733630 secs.nsecs
start_time:               1781221842.773925960 secs.nsecs
elapsed_time:             34.696807670 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781221887 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781221898 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9d3751b8a800.enable_statahead_fname=1
llite.lustre-ffff9d3751b8a800.statahead_min=8
llite.lustre-ffff9d3751b8a800.statahead_batch_max=64
llite.lustre-ffff9d3751b8a800.statahead_max=128