== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:25:18 (1787754318)
llite.lustre-ffff9750e8e76000.statahead_max=1024
llite.lustre-ffff9750e8e76000.statahead_batch_max=32
llite.lustre-ffff9750e8e76000.statahead_min=64
llite.lustre-ffff9750e8e76000.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 8.65 seconds: 115.64 ops/second
llite.lustre-ffff9750e8e76000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9750e8e76000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9750e8e76000.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:            1787754338.191977691 secs.nsecs
start_time:               1787754334.286919990 secs.nsecs
elapsed_time:             3.905057701 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		         8  10  16
8:		         4   5  21
16:		         1   1  22
32:		        61  77 100
snapshot_time:            1787754338.192056347 secs.nsecs
start_time:               1787754334.287048835 secs.nsecs
elapsed_time:             3.905007512 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787754368.871275422 secs.nsecs
start_time:               1787754334.286919990 secs.nsecs
elapsed_time:             34.584355432 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         8  10  17
8:		         4   5  22
16:		         1   1  23
32:		        61  76 100
snapshot_time:            1787754368.871744107 secs.nsecs
start_time:               1787754334.287048835 secs.nsecs
elapsed_time:             34.584695272 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 8.48 seconds: 117.95 ops/second
llite.lustre-ffff9750e8e76000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9750e8e76000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9750e8e76000.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:            1787754387.719255849 secs.nsecs
start_time:               1787754384.033954624 secs.nsecs
elapsed_time:             3.685301225 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         6   8  10
8:		         3   4  15
16:		         1   1  16
32:		        61  83 100
snapshot_time:            1787754387.719400919 secs.nsecs
start_time:               1787754384.034179254 secs.nsecs
elapsed_time:             3.685221665 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:            1787754418.656800731 secs.nsecs
start_time:               1787754384.033954624 secs.nsecs
elapsed_time:             34.622846107 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   4
4:		         6   8  12
8:		         3   4  16
16:		         1   1  17
32:		        61  82 100
snapshot_time:            1787754418.656863261 secs.nsecs
start_time:               1787754384.034179254 secs.nsecs
elapsed_time:             34.622684007 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787754427 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787754437 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9750e8e76000.enable_statahead_fname=1
llite.lustre-ffff9750e8e76000.statahead_min=8
llite.lustre-ffff9750e8e76000.statahead_batch_max=64
llite.lustre-ffff9750e8e76000.statahead_max=128