== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:04:24 (1782871464)
llite.lustre-ffff96c7453a2800.statahead_max=1024
llite.lustre-ffff96c7453a2800.statahead_batch_max=32
llite.lustre-ffff96c7453a2800.statahead_min=64
llite.lustre-ffff96c7453a2800.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 2.03 seconds: 492.22 ops/second
llite.lustre-ffff96c7453a2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96c7453a2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96c7453a2800.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:            1782871471.101136471 secs.nsecs
start_time:               1782871468.866108363 secs.nsecs
elapsed_time:             2.235028108 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         0   0   0
4:		        17  20  20
8:		         3   3  24
16:		         1   1  25
32:		        61  74 100
snapshot_time:            1782871471.101286407 secs.nsecs
start_time:               1782871468.866207618 secs.nsecs
elapsed_time:             2.235078789 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:            1782871501.985617434 secs.nsecs
start_time:               1782871468.866108363 secs.nsecs
elapsed_time:             33.119509071 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		        17  20  21
8:		         3   3  25
16:		         1   1  26
32:		        61  73 100
snapshot_time:            1782871501.985730216 secs.nsecs
start_time:               1782871468.866207618 secs.nsecs
elapsed_time:             33.119522598 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 2.02 seconds: 495.26 ops/second
llite.lustre-ffff96c7453a2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96c7453a2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96c7453a2800.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:            1782871508.471503037 secs.nsecs
start_time:               1782871506.536212744 secs.nsecs
elapsed_time:             1.935290293 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         0   0   8
4:		         4   4  12
8:		        12  13  26
16:		         6   6  33
32:		        57  66 100
snapshot_time:            1782871508.471542384 secs.nsecs
start_time:               1782871506.536313969 secs.nsecs
elapsed_time:             1.935228415 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1782871539.156797046 secs.nsecs
start_time:               1782871506.536212744 secs.nsecs
elapsed_time:             32.620584302 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         0   0   9
4:		         4   4  13
8:		        12  13  27
16:		         6   6  34
32:		        57  65 100
snapshot_time:            1782871539.156925144 secs.nsecs
start_time:               1782871506.536313969 secs.nsecs
elapsed_time:             32.620611175 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1782871542 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1782871546 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff96c7453a2800.enable_statahead_fname=1
llite.lustre-ffff96c7453a2800.statahead_min=8
llite.lustre-ffff96c7453a2800.statahead_batch_max=64
llite.lustre-ffff96c7453a2800.statahead_max=128