== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:41:19 (1788630079)
llite.lustre-ffff88e3b196f800.statahead_max=1024
llite.lustre-ffff88e3b196f800.statahead_batch_max=32
llite.lustre-ffff88e3b196f800.statahead_min=64
llite.lustre-ffff88e3b196f800.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 5.12 seconds: 195.40 ops/second
llite.lustre-ffff88e3b196f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88e3b196f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88e3b196f800.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:            1788630092.662280236 secs.nsecs
start_time:               1788630089.409521403 secs.nsecs
elapsed_time:             3.252758833 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		         6   6  17
8:		         8   9  26
16:		         3   3  30
32:		        60  69 100
snapshot_time:            1788630092.662344046 secs.nsecs
start_time:               1788630089.409601070 secs.nsecs
elapsed_time:             3.252742976 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: 994
miss_total: 1
snapshot_time:            1788630124.045731612 secs.nsecs
start_time:               1788630089.409521403 secs.nsecs
elapsed_time:             34.636210209 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         6   6  18
8:		         8   9  27
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1788630124.045792201 secs.nsecs
start_time:               1788630089.409601070 secs.nsecs
elapsed_time:             34.636191131 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 5.55 seconds: 180.16 ops/second
llite.lustre-ffff88e3b196f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88e3b196f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88e3b196f800.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:            1788630135.662817252 secs.nsecs
start_time:               1788630132.972885281 secs.nsecs
elapsed_time:             2.689931971 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         2   2  10
8:		         4   5  15
16:		         4   5  20
32:		        61  79 100
snapshot_time:            1788630135.662884980 secs.nsecs
start_time:               1788630132.973048021 secs.nsecs
elapsed_time:             2.689836959 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:            1788630167.105063215 secs.nsecs
start_time:               1788630132.972885281 secs.nsecs
elapsed_time:             34.132177934 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         2   2  11
8:		         4   5  16
16:		         4   5  21
32:		        61  78 100
snapshot_time:            1788630167.105158272 secs.nsecs
start_time:               1788630132.973048021 secs.nsecs
elapsed_time:             34.132110251 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788630174 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788630184 ; total 1 ; last 1)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff88e3b196f800.enable_statahead_fname=1
llite.lustre-ffff88e3b196f800.statahead_min=8
llite.lustre-ffff88e3b196f800.statahead_batch_max=64
llite.lustre-ffff88e3b196f800.statahead_max=128