== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:43:37 (1788839017)
llite.lustre-ffff8df0eccb7000.statahead_max=1024
llite.lustre-ffff8df0eccb7000.statahead_batch_max=32
llite.lustre-ffff8df0eccb7000.statahead_min=64
llite.lustre-ffff8df0eccb7000.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 7.40 seconds: 135.07 ops/second
llite.lustre-ffff8df0eccb7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8df0eccb7000.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:            1788839036.339418219 secs.nsecs
start_time:               1788839031.132839410 secs.nsecs
elapsed_time:             5.206578809 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   6
4:		        14  16  23
8:		         5   5  29
16:		         1   1  30
32:		        60  69 100
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:            1788839066.676707786 secs.nsecs
start_time:               1788839031.132839410 secs.nsecs
elapsed_time:             35.543868376 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         1   1   8
4:		        14  16  24
8:		         5   5  29
16:		         1   1  31
32:		        60  68 100
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: 168.64 ops/second
llite.lustre-ffff8df0eccb7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8df0eccb7000.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:            1788839081.242222870 secs.nsecs
start_time:               1788839078.103903017 secs.nsecs
elapsed_time:             3.138319853 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   4   5
4:		         5   5  11
8:		        10  11  23
16:		         8   9  32
32:		        57  67 100
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: 995
miss_total: 0
snapshot_time:            1788839112.673679751 secs.nsecs
start_time:               1788839078.103903017 secs.nsecs
elapsed_time:             34.569776734 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   6
4:		         5   5  12
8:		        10  11  24
16:		         8   9  33
32:		        57  66 100
 - unlinked 0 (time 1788839121 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788839131 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff8df0eccb7000.enable_statahead_fname=1
llite.lustre-ffff8df0eccb7000.statahead_min=8
llite.lustre-ffff8df0eccb7000.statahead_batch_max=64
llite.lustre-ffff8df0eccb7000.statahead_max=128