== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:41:19 (1787708479)
llite.lustre-ffff8bf8051c5000.statahead_max=1024
llite.lustre-ffff8bf8051c5000.statahead_batch_max=32
llite.lustre-ffff8bf8051c5000.statahead_min=64
llite.lustre-ffff8bf8051c5000.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 6.72 seconds: 148.75 ops/second
llite.lustre-ffff8bf8051c5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bf8051c5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bf8051c5000.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:            1787708497.103620003 secs.nsecs
start_time:               1787708492.478160866 secs.nsecs
elapsed_time:             4.625459137 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         8   8  15
4:		         7   7  23
8:		         9   9  32
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1787708497.103688754 secs.nsecs
start_time:               1787708492.478272364 secs.nsecs
elapsed_time:             4.625416390 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787708527.771746873 secs.nsecs
start_time:               1787708492.478160866 secs.nsecs
elapsed_time:             35.293586007 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         8   8  16
4:		         7   7  23
8:		         9   9  33
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1787708527.771816201 secs.nsecs
start_time:               1787708492.478272364 secs.nsecs
elapsed_time:             35.293543837 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 7.64 seconds: 130.91 ops/second
llite.lustre-ffff8bf8051c5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bf8051c5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bf8051c5000.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:            1787708544.107722707 secs.nsecs
start_time:               1787708540.755985141 secs.nsecs
elapsed_time:             3.351737566 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         9  10  14
8:		         4   4  19
16:		         6   7  26
32:		        60  73 100
snapshot_time:            1787708544.107801448 secs.nsecs
start_time:               1787708540.756097631 secs.nsecs
elapsed_time:             3.351703817 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:            1787708575.381736298 secs.nsecs
start_time:               1787708540.755985141 secs.nsecs
elapsed_time:             34.625751157 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         9  10  15
8:		         4   4  20
16:		         6   7  27
32:		        60  72 100
snapshot_time:            1787708575.381814920 secs.nsecs
start_time:               1787708540.756097631 secs.nsecs
elapsed_time:             34.625717289 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787708584 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787708594 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8bf8051c5000.enable_statahead_fname=1
llite.lustre-ffff8bf8051c5000.statahead_min=8
llite.lustre-ffff8bf8051c5000.statahead_batch_max=64
llite.lustre-ffff8bf8051c5000.statahead_max=128