== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:38:52 (1789375132)
llite.lustre-ffff958928148800.statahead_max=1024
llite.lustre-ffff958928148800.statahead_batch_max=32
llite.lustre-ffff958928148800.statahead_min=64
llite.lustre-ffff958928148800.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 6.22 seconds: 160.86 ops/second
llite.lustre-ffff958928148800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff958928148800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff958928148800.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:            1789375149.483247520 secs.nsecs
start_time:               1789375145.810481972 secs.nsecs
elapsed_time:             3.672765548 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         7   8  18
8:		         9  10  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1789375149.483320798 secs.nsecs
start_time:               1789375145.812844467 secs.nsecs
elapsed_time:             3.670476331 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789375179.993339944 secs.nsecs
start_time:               1789375145.810481972 secs.nsecs
elapsed_time:             34.182857972 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         7   8  19
8:		         9  10  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1789375179.993497621 secs.nsecs
start_time:               1789375145.812844467 secs.nsecs
elapsed_time:             34.180653154 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 6.56 seconds: 152.42 ops/second
llite.lustre-ffff958928148800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff958928148800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff958928148800.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:            1789375196.942640664 secs.nsecs
start_time:               1789375192.293661893 secs.nsecs
elapsed_time:             4.648978771 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		         2   2   9
8:		         9  10  20
16:		         6   7  27
32:		        60  72 100
snapshot_time:            1789375196.942712309 secs.nsecs
start_time:               1789375192.293740393 secs.nsecs
elapsed_time:             4.648971916 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: 995
miss_total: 0
snapshot_time:            1789375227.754638852 secs.nsecs
start_time:               1789375192.293661893 secs.nsecs
elapsed_time:             35.460976959 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         2   2  10
8:		         9  10  21
16:		         6   7  28
32:		        60  71 100
snapshot_time:            1789375227.754710239 secs.nsecs
start_time:               1789375192.293740393 secs.nsecs
elapsed_time:             35.460969846 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789375237 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789375247 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff958928148800.enable_statahead_fname=1
llite.lustre-ffff958928148800.statahead_min=8
llite.lustre-ffff958928148800.statahead_batch_max=64
llite.lustre-ffff958928148800.statahead_max=128