== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:39:05 (1788950345)
llite.lustre-ffff9089c313e800.statahead_max=1024
llite.lustre-ffff9089c313e800.statahead_batch_max=32
llite.lustre-ffff9089c313e800.statahead_min=64
llite.lustre-ffff9089c313e800.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 6.61 seconds: 151.29 ops/second
llite.lustre-ffff9089c313e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9089c313e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9089c313e800.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:            1788950362.559048857 secs.nsecs
start_time:               1788950358.119475600 secs.nsecs
elapsed_time:             4.439573257 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   8  11
4:		        10  11  23
8:		         3   3  27
16:		         1   1  28
32:		        61  71 100
snapshot_time:            1788950362.559191482 secs.nsecs
start_time:               1788950358.119614837 secs.nsecs
elapsed_time:             4.439576645 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1788950392.852266544 secs.nsecs
start_time:               1788950358.119475600 secs.nsecs
elapsed_time:             34.732790944 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   8  12
4:		        10  11  24
8:		         3   3  27
16:		         1   1  29
32:		        61  70 100
snapshot_time:            1788950392.852335064 secs.nsecs
start_time:               1788950358.119614837 secs.nsecs
elapsed_time:             34.732720227 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 6.03 seconds: 165.78 ops/second
llite.lustre-ffff9089c313e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9089c313e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9089c313e800.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:            1788950408.129413816 secs.nsecs
start_time:               1788950404.236611728 secs.nsecs
elapsed_time:             3.892802088 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         2   2  10
8:		        12  14  25
16:		         2   2  27
32:		        60  72 100
snapshot_time:            1788950408.129473053 secs.nsecs
start_time:               1788950404.236693065 secs.nsecs
elapsed_time:             3.892779988 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:            1788950438.912866281 secs.nsecs
start_time:               1788950404.236611728 secs.nsecs
elapsed_time:             34.676254553 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         1   1   9
4:		         2   2  11
8:		        12  14  26
16:		         2   2  28
32:		        60  71 100
snapshot_time:            1788950438.912934941 secs.nsecs
start_time:               1788950404.236693065 secs.nsecs
elapsed_time:             34.676241876 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788950447 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788950457 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffff9089c313e800.enable_statahead_fname=1
llite.lustre-ffff9089c313e800.statahead_min=8
llite.lustre-ffff9089c313e800.statahead_batch_max=64
llite.lustre-ffff9089c313e800.statahead_max=128