== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:00:10 (1786179610)
llite.lustre-ffff9b2558f66000.statahead_max=1024
llite.lustre-ffff9b2558f66000.statahead_batch_max=32
llite.lustre-ffff9b2558f66000.statahead_min=64
llite.lustre-ffff9b2558f66000.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 6.18 seconds: 161.72 ops/second
llite.lustre-ffff9b2558f66000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b2558f66000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b2558f66000.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:            1786179627.357390077 secs.nsecs
start_time:               1786179622.342629600 secs.nsecs
elapsed_time:             5.014760477 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         7   8  10
4:		         9  10  21
8:		         5   5  27
16:		         3   3  30
32:		        59  69 100
snapshot_time:            1786179627.357467405 secs.nsecs
start_time:               1786179622.343598517 secs.nsecs
elapsed_time:             5.013868888 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:            1786179658.284080843 secs.nsecs
start_time:               1786179622.342629600 secs.nsecs
elapsed_time:             35.941451243 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   8  11
4:		         9  10  22
8:		         5   5  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1786179658.284157635 secs.nsecs
start_time:               1786179622.343598517 secs.nsecs
elapsed_time:             35.940559118 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 6.11 seconds: 163.56 ops/second
llite.lustre-ffff9b2558f66000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b2558f66000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b2558f66000.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:            1786179673.379805537 secs.nsecs
start_time:               1786179669.465970490 secs.nsecs
elapsed_time:             3.913835047 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         3   3  11
8:		         5   6  17
16:		         2   2  20
32:		        63  79 100
snapshot_time:            1786179673.379902400 secs.nsecs
start_time:               1786179669.466214425 secs.nsecs
elapsed_time:             3.913687975 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:            1786179704.531257041 secs.nsecs
start_time:               1786179669.465970490 secs.nsecs
elapsed_time:             35.065286551 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         0   0   8
4:		         3   3  12
8:		         5   6  18
16:		         2   2  21
32:		        63  78 100
snapshot_time:            1786179704.531326764 secs.nsecs
start_time:               1786179669.466214425 secs.nsecs
elapsed_time:             35.065112339 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786179714 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786179725 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9b2558f66000.enable_statahead_fname=1
llite.lustre-ffff9b2558f66000.statahead_min=8
llite.lustre-ffff9b2558f66000.statahead_batch_max=64
llite.lustre-ffff9b2558f66000.statahead_max=128