== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:28:56 (1787844536)
llite.lustre-ffff9a785091c000.statahead_max=1024
llite.lustre-ffff9a785091c000.statahead_batch_max=32
llite.lustre-ffff9a785091c000.statahead_min=64
llite.lustre-ffff9a785091c000.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 6.27 seconds: 159.59 ops/second
llite.lustre-ffff9a785091c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a785091c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a785091c000.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:            1787844554.813897716 secs.nsecs
start_time:               1787844549.883180073 secs.nsecs
elapsed_time:             4.930717643 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   7  12
4:		         8   9  21
8:		         2   2  24
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1787844554.813956922 secs.nsecs
start_time:               1787844549.883267918 secs.nsecs
elapsed_time:             4.930689004 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 ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787844586.025207179 secs.nsecs
start_time:               1787844549.883180073 secs.nsecs
elapsed_time:             36.142027106 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  13
4:		         8   9  22
8:		         2   2  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1787844586.025276198 secs.nsecs
start_time:               1787844549.883267918 secs.nsecs
elapsed_time:             36.142008280 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 6.26 seconds: 159.83 ops/second
llite.lustre-ffff9a785091c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a785091c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a785091c000.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:            1787844600.658545126 secs.nsecs
start_time:               1787844596.882819192 secs.nsecs
elapsed_time:             3.775725934 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         4   5  10
8:		         7   8  18
16:		         2   2  21
32:		        62  78 100
snapshot_time:            1787844600.658613346 secs.nsecs
start_time:               1787844596.882983493 secs.nsecs
elapsed_time:             3.775629853 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 ''
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:            1787844632.404599167 secs.nsecs
start_time:               1787844596.882819192 secs.nsecs
elapsed_time:             35.521779975 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         4   5  11
8:		         7   8  20
16:		         2   2  22
32:		        62  77 100
snapshot_time:            1787844632.404696672 secs.nsecs
start_time:               1787844596.882983493 secs.nsecs
elapsed_time:             35.521713179 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787844640 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787844651 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9a785091c000.enable_statahead_fname=1
llite.lustre-ffff9a785091c000.statahead_min=8
llite.lustre-ffff9a785091c000.statahead_batch_max=64
llite.lustre-ffff9a785091c000.statahead_max=128