== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:53:41 (1782618821)
llite.lustre-ffff8b7b4b5cb000.statahead_max=1024
llite.lustre-ffff8b7b4b5cb000.statahead_batch_max=32
llite.lustre-ffff8b7b4b5cb000.statahead_min=64
llite.lustre-ffff8b7b4b5cb000.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 7.27 seconds: 137.59 ops/second
llite.lustre-ffff8b7b4b5cb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b7b4b5cb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b7b4b5cb000.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:            1782618839.706611165 secs.nsecs
start_time:               1782618835.253310727 secs.nsecs
elapsed_time:             4.453300438 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		         8   9  16
8:		         7   8  25
16:		         4   4  29
32:		        59  70 100
snapshot_time:            1782618839.706752199 secs.nsecs
start_time:               1782618835.253786387 secs.nsecs
elapsed_time:             4.452965812 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: 993
miss_total: 2
snapshot_time:            1782618870.445116344 secs.nsecs
start_time:               1782618835.253310727 secs.nsecs
elapsed_time:             35.191805617 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         8   9  17
8:		         7   8  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1782618870.445194446 secs.nsecs
start_time:               1782618835.253786387 secs.nsecs
elapsed_time:             35.191408059 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 5.93 seconds: 168.73 ops/second
llite.lustre-ffff8b7b4b5cb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b7b4b5cb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b7b4b5cb000.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:            1782618885.043934689 secs.nsecs
start_time:               1782618881.370286461 secs.nsecs
elapsed_time:             3.673648228 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         2   2  10
8:		         7   8  19
16:		         5   6  25
32:		        61  74 100
snapshot_time:            1782618885.044002025 secs.nsecs
start_time:               1782618881.370384930 secs.nsecs
elapsed_time:             3.673617095 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: 993
miss_total: 2
snapshot_time:            1782618915.976044047 secs.nsecs
start_time:               1782618881.370286461 secs.nsecs
elapsed_time:             34.605757586 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         2   2  12
8:		         7   8  20
16:		         5   6  26
32:		        61  73 100
snapshot_time:            1782618915.976113092 secs.nsecs
start_time:               1782618881.370384930 secs.nsecs
elapsed_time:             34.605728162 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1782618923 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1782618932 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8b7b4b5cb000.enable_statahead_fname=1
llite.lustre-ffff8b7b4b5cb000.statahead_min=8
llite.lustre-ffff8b7b4b5cb000.statahead_batch_max=64
llite.lustre-ffff8b7b4b5cb000.statahead_max=128