== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:47:52 (1787572072)
llite.lustre-ffff9efe0a19f800.statahead_max=1024
llite.lustre-ffff9efe0a19f800.statahead_batch_max=32
llite.lustre-ffff9efe0a19f800.statahead_min=64
llite.lustre-ffff9efe0a19f800.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 6.32 seconds: 158.24 ops/second
llite.lustre-ffff9efe0a19f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9efe0a19f800.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:            1787572090.124184128 secs.nsecs
start_time:               1787572084.603367680 secs.nsecs
elapsed_time:             5.520816448 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        11  12  24
8:		         4   4  28
16:		         3   3  32
32:		        59  67 100
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:            1787572120.669992877 secs.nsecs
start_time:               1787572084.603367680 secs.nsecs
elapsed_time:             36.066625197 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        11  12  25
8:		         4   4  29
16:		         3   3  32
32:		        59  67 100
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 8.34 seconds: 119.85 ops/second
llite.lustre-ffff9efe0a19f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9efe0a19f800.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:            1787572139.466332261 secs.nsecs
start_time:               1787572135.353174499 secs.nsecs
elapsed_time:             4.113157762 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         5   6  10
8:		         7   8  19
16:		         8   9  29
32:		        58  70 100
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: 995
miss_total: 0
snapshot_time:            1787572170.789372509 secs.nsecs
start_time:               1787572135.353174499 secs.nsecs
elapsed_time:             35.436198010 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         5   6  12
8:		         7   8  20
16:		         8   9  30
32:		        58  69 100
 - unlinked 0 (time 1787572180 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787572193 ; total 1 ; last 1)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff9efe0a19f800.enable_statahead_fname=1
llite.lustre-ffff9efe0a19f800.statahead_min=8
llite.lustre-ffff9efe0a19f800.statahead_batch_max=64
llite.lustre-ffff9efe0a19f800.statahead_max=128