== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:24:32 (1788855872)
llite.lustre-ffff9f17c2fa4000.statahead_max=1024
llite.lustre-ffff9f17c2fa4000.statahead_batch_max=32
llite.lustre-ffff9f17c2fa4000.statahead_min=64
llite.lustre-ffff9f17c2fa4000.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 7.30 seconds: 136.92 ops/second
llite.lustre-ffff9f17c2fa4000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f17c2fa4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f17c2fa4000.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:            1788855891.519779811 secs.nsecs
start_time:               1788855885.683143915 secs.nsecs
elapsed_time:             5.836635896 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         7   8   9
4:		         9  10  20
8:		         6   7  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1788855891.522252959 secs.nsecs
start_time:               1788855885.683278055 secs.nsecs
elapsed_time:             5.838974904 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: 994
miss_total: 1
snapshot_time:            1788855922.042025370 secs.nsecs
start_time:               1788855885.683143915 secs.nsecs
elapsed_time:             36.358881455 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         7   8  10
4:		         9  10  21
8:		         6   7  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1788855922.042099985 secs.nsecs
start_time:               1788855885.683278055 secs.nsecs
elapsed_time:             36.358821930 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 7.84 seconds: 127.48 ops/second
llite.lustre-ffff9f17c2fa4000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f17c2fa4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f17c2fa4000.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:            1788855940.424421262 secs.nsecs
start_time:               1788855936.489391343 secs.nsecs
elapsed_time:             3.935029919 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   6   9
4:		         3   3  13
8:		         8   9  23
16:		         5   6  29
32:		        58  70 100
snapshot_time:            1788855940.424487683 secs.nsecs
start_time:               1788855936.489484657 secs.nsecs
elapsed_time:             3.935003026 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788855971.100791218 secs.nsecs
start_time:               1788855936.489391343 secs.nsecs
elapsed_time:             34.611399875 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   6  10
4:		         3   3  14
8:		         8   9  24
16:		         5   6  30
32:		        58  69 100
snapshot_time:            1788855971.101004258 secs.nsecs
start_time:               1788855936.489484657 secs.nsecs
elapsed_time:             34.611519601 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788855981 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788855992 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff9f17c2fa4000.enable_statahead_fname=1
llite.lustre-ffff9f17c2fa4000.statahead_min=8
llite.lustre-ffff9f17c2fa4000.statahead_batch_max=64
llite.lustre-ffff9f17c2fa4000.statahead_max=128