== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:27:41 (1788917261)
llite.lustre-ffff8a47c902a000.statahead_max=1024
llite.lustre-ffff8a47c902a000.statahead_batch_max=32
llite.lustre-ffff8a47c902a000.statahead_min=64
llite.lustre-ffff8a47c902a000.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 2.31 seconds: 432.75 ops/second
llite.lustre-ffff8a47c902a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a47c902a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a47c902a000.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:            1788917268.232970830 secs.nsecs
start_time:               1788917266.021104787 secs.nsecs
elapsed_time:             2.211866043 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		        11  13  14
8:		        11  13  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1788917268.233068093 secs.nsecs
start_time:               1788917266.021198730 secs.nsecs
elapsed_time:             2.211869363 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788917299.730372822 secs.nsecs
start_time:               1788917266.021104787 secs.nsecs
elapsed_time:             33.709268035 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		        11  12  15
8:		        11  12  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1788917299.730415616 secs.nsecs
start_time:               1788917266.021198730 secs.nsecs
elapsed_time:             33.709216886 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 1.65 seconds: 606.98 ops/second
llite.lustre-ffff8a47c902a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a47c902a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a47c902a000.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:            1788917305.016525413 secs.nsecs
start_time:               1788917303.306111136 secs.nsecs
elapsed_time:             1.710414277 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         3   3   7
8:		         7   8  16
16:		         8  10  26
32:		        58  73 100
snapshot_time:            1788917305.016586520 secs.nsecs
start_time:               1788917303.306181756 secs.nsecs
elapsed_time:             1.710404764 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:            1788917336.458045988 secs.nsecs
start_time:               1788917303.306111136 secs.nsecs
elapsed_time:             33.151934852 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         3   3   8
8:		         7   8  17
16:		         8  10  27
32:		        58  72 100
snapshot_time:            1788917336.458108772 secs.nsecs
start_time:               1788917303.306181756 secs.nsecs
elapsed_time:             33.151927016 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788917339 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1788917341 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8a47c902a000.enable_statahead_fname=1
llite.lustre-ffff8a47c902a000.statahead_min=8
llite.lustre-ffff8a47c902a000.statahead_batch_max=64
llite.lustre-ffff8a47c902a000.statahead_max=128