== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:56:50 (1787864210)
llite.lustre-ffff913d02a8c800.statahead_max=1024
llite.lustre-ffff913d02a8c800.statahead_batch_max=32
llite.lustre-ffff913d02a8c800.statahead_min=64
llite.lustre-ffff913d02a8c800.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 6.08 seconds: 164.52 ops/second
llite.lustre-ffff913d02a8c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff913d02a8c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff913d02a8c800.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:            1787864227.546827791 secs.nsecs
start_time:               1787864223.692547003 secs.nsecs
elapsed_time:             3.854280788 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   7  11
4:		        13  14  26
8:		         4   4  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787864227.551014099 secs.nsecs
start_time:               1787864223.692701796 secs.nsecs
elapsed_time:             3.858312303 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:            1787864257.841874206 secs.nsecs
start_time:               1787864223.692547003 secs.nsecs
elapsed_time:             34.149327203 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   7  12
4:		        13  14  26
8:		         4   4  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1787864257.841938148 secs.nsecs
start_time:               1787864223.692701796 secs.nsecs
elapsed_time:             34.149236352 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 5.52 seconds: 181.26 ops/second
llite.lustre-ffff913d02a8c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff913d02a8c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff913d02a8c800.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:            1787864272.203501201 secs.nsecs
start_time:               1787864268.409873597 secs.nsecs
elapsed_time:             3.793627604 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  15  15
2:		         3   3  18
4:		         1   1  19
8:		         7   7  27
16:		         7   7  35
32:		        59  64 100
snapshot_time:            1787864272.203574040 secs.nsecs
start_time:               1787864268.409965732 secs.nsecs
elapsed_time:             3.793608308 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: 994
miss_total: 1
snapshot_time:            1787864303.052899710 secs.nsecs
start_time:               1787864268.409873597 secs.nsecs
elapsed_time:             34.643026113 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  16  16
2:		         3   3  19
4:		         1   1  20
8:		         7   7  28
16:		         7   7  35
32:		        59  64 100
snapshot_time:            1787864303.052962483 secs.nsecs
start_time:               1787864268.409965732 secs.nsecs
elapsed_time:             34.642996751 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787864310 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787864320 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff913d02a8c800.enable_statahead_fname=1
llite.lustre-ffff913d02a8c800.statahead_min=8
llite.lustre-ffff913d02a8c800.statahead_batch_max=64
llite.lustre-ffff913d02a8c800.statahead_max=128