== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:36:16 (1788878176)
llite.lustre-ffff89d060707800.statahead_max=1024
llite.lustre-ffff89d060707800.statahead_batch_max=32
llite.lustre-ffff89d060707800.statahead_min=64
llite.lustre-ffff89d060707800.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 4.62 seconds: 216.60 ops/second
llite.lustre-ffff89d060707800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89d060707800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89d060707800.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:            1788878188.615703022 secs.nsecs
start_time:               1788878186.234211949 secs.nsecs
elapsed_time:             2.381491073 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   7
4:		         9  10  17
8:		         4   4  22
16:		         4   4  27
32:		        61  72 100
snapshot_time:            1788878188.616271828 secs.nsecs
start_time:               1788878186.234307074 secs.nsecs
elapsed_time:             2.381964754 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 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:            1788878219.136589551 secs.nsecs
start_time:               1788878186.234211949 secs.nsecs
elapsed_time:             32.902377602 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         9  10  18
8:		         4   4  23
16:		         4   4  28
32:		        61  71 100
snapshot_time:            1788878219.136658746 secs.nsecs
start_time:               1788878186.234307074 secs.nsecs
elapsed_time:             32.902351672 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 3.43 seconds: 291.32 ops/second
llite.lustre-ffff89d060707800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89d060707800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89d060707800.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:            1788878227.201285073 secs.nsecs
start_time:               1788878225.056041541 secs.nsecs
elapsed_time:             2.145243532 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         4   4  15
4:		         3   3  19
8:		         6   6  25
16:		         7   7  33
32:		        59  66 100
snapshot_time:            1788878227.201337748 secs.nsecs
start_time:               1788878225.056130402 secs.nsecs
elapsed_time:             2.145207346 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 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788878258.032095207 secs.nsecs
start_time:               1788878225.056041541 secs.nsecs
elapsed_time:             32.976053666 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  12  12
2:		         4   4  16
4:		         3   3  20
8:		         6   6  26
16:		         7   7  34
32:		        59  65 100
snapshot_time:            1788878258.032169787 secs.nsecs
start_time:               1788878225.056130402 secs.nsecs
elapsed_time:             32.976039385 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788878262 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1788878266 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
llite.lustre-ffff89d060707800.enable_statahead_fname=1
llite.lustre-ffff89d060707800.statahead_min=8
llite.lustre-ffff89d060707800.statahead_batch_max=64
llite.lustre-ffff89d060707800.statahead_max=128