== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:29:41 (1788535781)
llite.lustre-ffff8be9c5ee0000.statahead_max=1024
llite.lustre-ffff8be9c5ee0000.statahead_batch_max=32
llite.lustre-ffff8be9c5ee0000.statahead_min=64
llite.lustre-ffff8be9c5ee0000.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 4.69 seconds: 213.10 ops/second
llite.lustre-ffff8be9c5ee0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8be9c5ee0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8be9c5ee0000.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:            1788535797.110368649 secs.nsecs
start_time:               1788535792.619726004 secs.nsecs
elapsed_time:             4.490642645 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         9  10  16
8:		         6   7  24
16:		         3   3  27
32:		        60  72 100
snapshot_time:            1788535797.110432684 secs.nsecs
start_time:               1788535792.620335534 secs.nsecs
elapsed_time:             4.490097150 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:            1788535827.457672796 secs.nsecs
start_time:               1788535792.619726004 secs.nsecs
elapsed_time:             34.837946792 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         9  10  17
8:		         6   7  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1788535827.457736608 secs.nsecs
start_time:               1788535792.620335534 secs.nsecs
elapsed_time:             34.837401074 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: 183.50 ops/second
llite.lustre-ffff8be9c5ee0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8be9c5ee0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8be9c5ee0000.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:            1788535843.440979710 secs.nsecs
start_time:               1788535839.129217657 secs.nsecs
elapsed_time:             4.311762053 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         6   7  13
8:		         9  10  24
16:		         2   2  26
32:		        60  73 100
snapshot_time:            1788535843.441044918 secs.nsecs
start_time:               1788535839.129328715 secs.nsecs
elapsed_time:             4.311716203 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788535874.261733674 secs.nsecs
start_time:               1788535839.129217657 secs.nsecs
elapsed_time:             35.132516017 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         6   7  14
8:		         9  10  25
16:		         2   2  27
32:		        60  72 100
snapshot_time:            1788535874.261797081 secs.nsecs
start_time:               1788535839.129328715 secs.nsecs
elapsed_time:             35.132468366 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788535882 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788535892 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff8be9c5ee0000.enable_statahead_fname=1
llite.lustre-ffff8be9c5ee0000.statahead_min=8
llite.lustre-ffff8be9c5ee0000.statahead_batch_max=64
llite.lustre-ffff8be9c5ee0000.statahead_max=128