== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:16:49 (1788851809)
llite.lustre-ffff9e95916ad800.statahead_max=1024
llite.lustre-ffff9e95916ad800.statahead_batch_max=32
llite.lustre-ffff9e95916ad800.statahead_min=64
llite.lustre-ffff9e95916ad800.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 6.05 seconds: 165.32 ops/second
llite.lustre-ffff9e95916ad800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e95916ad800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e95916ad800.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:            1788851827.365973108 secs.nsecs
start_time:               1788851822.321812029 secs.nsecs
elapsed_time:             5.044161079 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         4   4  13
4:		        10  11  24
8:		         6   6  31
16:		         0   0  31
32:		        61  68 100
snapshot_time:            1788851827.366052459 secs.nsecs
start_time:               1788851822.321896521 secs.nsecs
elapsed_time:             5.044155938 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788851858.853042033 secs.nsecs
start_time:               1788851822.321812029 secs.nsecs
elapsed_time:             36.531230004 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         4   4  14
4:		        10  11  25
8:		         6   6  32
16:		         0   0  32
32:		        61  67 100
snapshot_time:            1788851858.853190993 secs.nsecs
start_time:               1788851822.321896521 secs.nsecs
elapsed_time:             36.531294472 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 6.87 seconds: 145.53 ops/second
llite.lustre-ffff9e95916ad800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e95916ad800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e95916ad800.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:            1788851878.287284338 secs.nsecs
start_time:               1788851873.099653584 secs.nsecs
elapsed_time:             5.187630754 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         3   3  12
8:		        15  17  29
16:		         5   5  35
32:		        57  64 100
snapshot_time:            1788851878.287516833 secs.nsecs
start_time:               1788851873.099837928 secs.nsecs
elapsed_time:             5.187678905 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:            1788851909.586480821 secs.nsecs
start_time:               1788851873.099653584 secs.nsecs
elapsed_time:             36.486827237 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         3   3  13
8:		        15  16  30
16:		         5   5  35
32:		        57  64 100
snapshot_time:            1788851909.586554262 secs.nsecs
start_time:               1788851873.099837928 secs.nsecs
elapsed_time:             36.486716334 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788851920 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788851929 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9e95916ad800.enable_statahead_fname=1
llite.lustre-ffff9e95916ad800.statahead_min=8
llite.lustre-ffff9e95916ad800.statahead_batch_max=64
llite.lustre-ffff9e95916ad800.statahead_max=128