== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:21:58 (1788571318)
llite.lustre-ffff91e368573800.statahead_max=1024
llite.lustre-ffff91e368573800.statahead_batch_max=32
llite.lustre-ffff91e368573800.statahead_min=64
llite.lustre-ffff91e368573800.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 8.28 seconds: 120.84 ops/second
llite.lustre-ffff91e368573800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91e368573800.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:            1788571336.863250572 secs.nsecs
start_time:               1788571331.966434918 secs.nsecs
elapsed_time:             4.896815654 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   4
4:		        11  13  18
8:		         7   8  26
16:		         2   2  28
32:		        59  71 100
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:            1788571367.327607696 secs.nsecs
start_time:               1788571331.966434918 secs.nsecs
elapsed_time:             35.361172778 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		        11  13  19
8:		         7   8  27
16:		         2   2  29
32:		        59  70 100
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
 - create 988 (time 1788571381.44 total 10.01 last 98.70)
total: 1000 create in 10.08 seconds: 99.17 ops/second
llite.lustre-ffff91e368573800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91e368573800.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:            1788571388.483277529 secs.nsecs
start_time:               1788571384.598957644 secs.nsecs
elapsed_time:             3.884319885 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         2   2  11
4:		         3   3  14
8:		        11  12  26
16:		         7   7  34
32:		        58  65 100
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:            1788571419.611739961 secs.nsecs
start_time:               1788571384.598957644 secs.nsecs
elapsed_time:             35.012782317 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         2   2  12
4:		         3   3  15
8:		        11  12  27
16:		         7   7  35
32:		        58  64 100
 - unlinked 0 (time 1788571427 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
 - unlinked 0 (time 1788571444 ; total 0 ; last 0)
total: 1000 unlinks in 20 seconds: 50.000000 unlinks/second
llite.lustre-ffff91e368573800.enable_statahead_fname=1
llite.lustre-ffff91e368573800.statahead_min=8
llite.lustre-ffff91e368573800.statahead_batch_max=64
llite.lustre-ffff91e368573800.statahead_max=128