== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:27:17 (1787614037)
llite.lustre-ffff9d6354e56800.statahead_max=1024
llite.lustre-ffff9d6354e56800.statahead_batch_max=32
llite.lustre-ffff9d6354e56800.statahead_min=64
llite.lustre-ffff9d6354e56800.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 6.66 seconds: 150.24 ops/second
llite.lustre-ffff9d6354e56800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d6354e56800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d6354e56800.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:            1787614055.365493203 secs.nsecs
start_time:               1787614050.705847743 secs.nsecs
elapsed_time:             4.659645460 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		        11  11  16
4:		        11  11  28
8:		         5   5  33
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1787614055.365578281 secs.nsecs
start_time:               1787614050.705972366 secs.nsecs
elapsed_time:             4.659605915 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:            1787614085.921418717 secs.nsecs
start_time:               1787614050.705847743 secs.nsecs
elapsed_time:             35.215570974 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		        11  11  17
4:		        11  11  29
8:		         5   5  34
16:		         2   2  36
32:		        59  63 100
snapshot_time:            1787614085.921484673 secs.nsecs
start_time:               1787614050.705972366 secs.nsecs
elapsed_time:             35.215512307 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 6.45 seconds: 154.93 ops/second
llite.lustre-ffff9d6354e56800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d6354e56800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d6354e56800.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:            1787614101.893037472 secs.nsecs
start_time:               1787614097.990521302 secs.nsecs
elapsed_time:             3.902516170 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         3   3  14
8:		         6   7  21
16:		         5   5  27
32:		        61  72 100
snapshot_time:            1787614101.893105072 secs.nsecs
start_time:               1787614097.990641385 secs.nsecs
elapsed_time:             3.902463687 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:            1787614133.230212129 secs.nsecs
start_time:               1787614097.990521302 secs.nsecs
elapsed_time:             35.239690827 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         2   2  11
4:		         3   3  15
8:		         6   7  22
16:		         5   5  28
32:		        61  71 100
snapshot_time:            1787614133.230282784 secs.nsecs
start_time:               1787614097.990641385 secs.nsecs
elapsed_time:             35.239641399 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787614143 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787614152 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9d6354e56800.enable_statahead_fname=1
llite.lustre-ffff9d6354e56800.statahead_min=8
llite.lustre-ffff9d6354e56800.statahead_batch_max=64
llite.lustre-ffff9d6354e56800.statahead_max=128