== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:32:35 (1786743155)
llite.lustre-ffff90b8d87ba000.statahead_max=1024
llite.lustre-ffff90b8d87ba000.statahead_batch_max=32
llite.lustre-ffff90b8d87ba000.statahead_min=64
llite.lustre-ffff90b8d87ba000.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 6.71 seconds: 148.94 ops/second
llite.lustre-ffff90b8d87ba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90b8d87ba000.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:            1786743170.268039117 secs.nsecs
start_time:               1786743167.180009629 secs.nsecs
elapsed_time:             3.088029488 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         4   4  11
4:		         4   4  16
8:		         4   4  21
16:		         5   5  27
32:		        61  72 100
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:            1786743201.471345806 secs.nsecs
start_time:               1786743167.180009629 secs.nsecs
elapsed_time:             34.291336177 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         4   4  17
8:		         4   4  22
16:		         5   5  28
32:		        61  71 100
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 8.66 seconds: 115.49 ops/second
llite.lustre-ffff90b8d87ba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90b8d87ba000.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:            1786743221.648213733 secs.nsecs
start_time:               1786743216.141817268 secs.nsecs
elapsed_time:             5.506396465 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   5
4:		         1   1   6
8:		         8  10  17
16:		         2   2  19
32:		        61  80 100
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: 994
miss_total: 1
snapshot_time:            1786743252.554176121 secs.nsecs
start_time:               1786743216.141817268 secs.nsecs
elapsed_time:             36.412358853 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         1   1   7
8:		         8  10  18
16:		         2   2  20
32:		        61  79 100
 - unlinked 0 (time 1786743262 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1786743273 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff90b8d87ba000.enable_statahead_fname=1
llite.lustre-ffff90b8d87ba000.statahead_min=8
llite.lustre-ffff90b8d87ba000.statahead_batch_max=64
llite.lustre-ffff90b8d87ba000.statahead_max=128