== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:47:27 (1787323647)
llite.lustre-ffff91bd0831f000.statahead_max=1024
llite.lustre-ffff91bd0831f000.statahead_batch_max=32
llite.lustre-ffff91bd0831f000.statahead_min=64
llite.lustre-ffff91bd0831f000.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 6.06 seconds: 165.12 ops/second
llite.lustre-ffff91bd0831f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91bd0831f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91bd0831f000.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:            1787323661.452894332 secs.nsecs
start_time:               1787323658.361246640 secs.nsecs
elapsed_time:             3.091647692 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   5
4:		         4   5  10
8:		         6   7  17
16:		         6   7  25
32:		        59  74 100
snapshot_time:            1787323661.452954221 secs.nsecs
start_time:               1787323658.361459484 secs.nsecs
elapsed_time:             3.091494737 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:            1787323692.222761654 secs.nsecs
start_time:               1787323658.361246640 secs.nsecs
elapsed_time:             33.861515014 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         4   5  11
8:		         6   7  18
16:		         6   7  26
32:		        59  73 100
snapshot_time:            1787323692.222852950 secs.nsecs
start_time:               1787323658.361459484 secs.nsecs
elapsed_time:             33.861393466 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: 183.60 ops/second
llite.lustre-ffff91bd0831f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91bd0831f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91bd0831f000.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:            1787323706.328087549 secs.nsecs
start_time:               1787323703.277724332 secs.nsecs
elapsed_time:             3.050363217 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         3   3  14
4:		         7   7  21
8:		         5   5  27
16:		         6   6  34
32:		        60  65 100
snapshot_time:            1787323706.328150829 secs.nsecs
start_time:               1787323703.279613429 secs.nsecs
elapsed_time:             3.048537400 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:            1787323736.915932439 secs.nsecs
start_time:               1787323703.277724332 secs.nsecs
elapsed_time:             33.638208107 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         3   3  15
4:		         7   7  22
8:		         5   5  28
16:		         6   6  34
32:		        60  65 100
snapshot_time:            1787323736.916036462 secs.nsecs
start_time:               1787323703.279613429 secs.nsecs
elapsed_time:             33.636423033 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787323745 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787323754 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff91bd0831f000.enable_statahead_fname=1
llite.lustre-ffff91bd0831f000.statahead_min=8
llite.lustre-ffff91bd0831f000.statahead_batch_max=64
llite.lustre-ffff91bd0831f000.statahead_max=128