== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:16:20 (1787375780)
llite.lustre-ffff8cfdfc6d6800.statahead_max=1024
llite.lustre-ffff8cfdfc6d6800.statahead_batch_max=32
llite.lustre-ffff8cfdfc6d6800.statahead_min=64
llite.lustre-ffff8cfdfc6d6800.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 6.18 seconds: 161.85 ops/second
llite.lustre-ffff8cfdfc6d6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cfdfc6d6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cfdfc6d6800.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:            1787375795.340934838 secs.nsecs
start_time:               1787375791.987264117 secs.nsecs
elapsed_time:             3.353670721 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        11  12  23
8:		         6   6  30
16:		         1   1  31
32:		        61  68 100
snapshot_time:            1787375795.341500298 secs.nsecs
start_time:               1787375791.987469662 secs.nsecs
elapsed_time:             3.354030636 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: 993
miss_total: 2
snapshot_time:            1787375826.058534864 secs.nsecs
start_time:               1787375791.987264117 secs.nsecs
elapsed_time:             34.071270747 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        11  12  24
8:		         6   6  31
16:		         1   1  32
32:		        61  67 100
snapshot_time:            1787375826.058601374 secs.nsecs
start_time:               1787375791.987469662 secs.nsecs
elapsed_time:             34.071131712 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 5.95 seconds: 168.03 ops/second
llite.lustre-ffff8cfdfc6d6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cfdfc6d6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cfdfc6d6800.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:            1787375840.085156401 secs.nsecs
start_time:               1787375836.203683549 secs.nsecs
elapsed_time:             3.881472852 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  15  15
2:		         5   5  21
4:		         2   2  23
8:		         6   6  29
16:		         8   8  38
32:		        58  61 100
snapshot_time:            1787375840.085367696 secs.nsecs
start_time:               1787375836.203764547 secs.nsecs
elapsed_time:             3.881603149 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: 994
miss_total: 1
snapshot_time:            1787375871.589126894 secs.nsecs
start_time:               1787375836.203683549 secs.nsecs
elapsed_time:             35.385443345 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  16  16
2:		         5   5  22
4:		         2   2  24
8:		         6   6  30
16:		         8   8  38
32:		        58  61 100
snapshot_time:            1787375871.589193672 secs.nsecs
start_time:               1787375836.203764547 secs.nsecs
elapsed_time:             35.385429125 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787375879 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787375888 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8cfdfc6d6800.enable_statahead_fname=1
llite.lustre-ffff8cfdfc6d6800.statahead_min=8
llite.lustre-ffff8cfdfc6d6800.statahead_batch_max=64
llite.lustre-ffff8cfdfc6d6800.statahead_max=128