== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:16:45 (1787865405)
llite.lustre-ffff89b044d0f000.statahead_max=1024
llite.lustre-ffff89b044d0f000.statahead_batch_max=32
llite.lustre-ffff89b044d0f000.statahead_min=64
llite.lustre-ffff89b044d0f000.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 5.99 seconds: 167.01 ops/second
llite.lustre-ffff89b044d0f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89b044d0f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89b044d0f000.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:            1787865421.189190631 secs.nsecs
start_time:               1787865417.052757853 secs.nsecs
elapsed_time:             4.136432778 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         6   7  11
8:		         5   6  17
16:		         4   5  23
32:		        60  76 100
snapshot_time:            1787865421.189253476 secs.nsecs
start_time:               1787865417.052840153 secs.nsecs
elapsed_time:             4.136413323 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:            1787865452.252294188 secs.nsecs
start_time:               1787865417.052757853 secs.nsecs
elapsed_time:             35.199536335 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         6   7  12
8:		         5   6  18
16:		         4   5  24
32:		        60  75 100
snapshot_time:            1787865452.253006669 secs.nsecs
start_time:               1787865417.052840153 secs.nsecs
elapsed_time:             35.200166516 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 5.45 seconds: 183.40 ops/second
llite.lustre-ffff89b044d0f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89b044d0f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89b044d0f000.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:            1787865465.362162191 secs.nsecs
start_time:               1787865462.234790426 secs.nsecs
elapsed_time:             3.127371765 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         3   3  13
8:		         6   7  20
16:		         7   8  28
32:		        59  71 100
snapshot_time:            1787865465.362247053 secs.nsecs
start_time:               1787865462.234975216 secs.nsecs
elapsed_time:             3.127271837 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: 994
miss_total: 1
snapshot_time:            1787865496.176382978 secs.nsecs
start_time:               1787865462.234790426 secs.nsecs
elapsed_time:             33.941592552 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         3   3  14
8:		         6   7  21
16:		         7   8  29
32:		        59  70 100
snapshot_time:            1787865496.176455045 secs.nsecs
start_time:               1787865462.234975216 secs.nsecs
elapsed_time:             33.941479829 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787865504 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787865513 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff89b044d0f000.enable_statahead_fname=1
llite.lustre-ffff89b044d0f000.statahead_min=8
llite.lustre-ffff89b044d0f000.statahead_batch_max=64
llite.lustre-ffff89b044d0f000.statahead_max=128