== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:23:50 (1789611830)
llite.lustre-ffff9040ebe77800.statahead_max=1024
llite.lustre-ffff9040ebe77800.statahead_batch_max=32
llite.lustre-ffff9040ebe77800.statahead_min=64
llite.lustre-ffff9040ebe77800.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 5.72 seconds: 174.76 ops/second
llite.lustre-ffff9040ebe77800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9040ebe77800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9040ebe77800.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:            1789611847.403927987 secs.nsecs
start_time:               1789611842.985364121 secs.nsecs
elapsed_time:             4.418563866 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        10  11  23
8:		         4   4  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1789611847.404087737 secs.nsecs
start_time:               1789611842.985517246 secs.nsecs
elapsed_time:             4.418570491 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: 993
miss_total: 2
snapshot_time:            1789611878.440674647 secs.nsecs
start_time:               1789611842.985364121 secs.nsecs
elapsed_time:             35.455310526 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        10  11  24
8:		         4   4  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1789611878.440740378 secs.nsecs
start_time:               1789611842.985517246 secs.nsecs
elapsed_time:             35.455223132 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 5.55 seconds: 180.17 ops/second
llite.lustre-ffff9040ebe77800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9040ebe77800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9040ebe77800.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:            1789611893.025984894 secs.nsecs
start_time:               1789611889.139537643 secs.nsecs
elapsed_time:             3.886447251 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         1   1   7
8:		        10  12  19
16:		         4   4  24
32:		        61  75 100
snapshot_time:            1789611893.026052194 secs.nsecs
start_time:               1789611889.139683703 secs.nsecs
elapsed_time:             3.886368491 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789611923.385064579 secs.nsecs
start_time:               1789611889.139537643 secs.nsecs
elapsed_time:             34.245526936 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         1   1   8
8:		        10  12  20
16:		         4   4  25
32:		        61  74 100
snapshot_time:            1789611923.385151262 secs.nsecs
start_time:               1789611889.139683703 secs.nsecs
elapsed_time:             34.245467559 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789611931 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1789611943 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9040ebe77800.enable_statahead_fname=1
llite.lustre-ffff9040ebe77800.statahead_min=8
llite.lustre-ffff9040ebe77800.statahead_batch_max=64
llite.lustre-ffff9040ebe77800.statahead_max=128