== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:21:12 (1785403272)
llite.lustre-ffff955b9639a800.statahead_max=1024
llite.lustre-ffff955b9639a800.statahead_batch_max=32
llite.lustre-ffff955b9639a800.statahead_min=64
llite.lustre-ffff955b9639a800.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 5.57 seconds: 179.41 ops/second
llite.lustre-ffff955b9639a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff955b9639a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff955b9639a800.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:            1785403291.550475796 secs.nsecs
start_time:               1785403285.700217199 secs.nsecs
elapsed_time:             5.850258597 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		        15  17  24
8:		         4   4  29
16:		         1   1  30
32:		        59  69 100
snapshot_time:            1785403291.550546592 secs.nsecs
start_time:               1785403285.700379402 secs.nsecs
elapsed_time:             5.850167190 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:            1785403322.744046630 secs.nsecs
start_time:               1785403285.700217199 secs.nsecs
elapsed_time:             37.043829431 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		        15  17  25
8:		         4   4  30
16:		         1   1  31
32:		        59  68 100
snapshot_time:            1785403322.744107053 secs.nsecs
start_time:               1785403285.700379402 secs.nsecs
elapsed_time:             37.043727651 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 6.04 seconds: 165.64 ops/second
llite.lustre-ffff955b9639a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff955b9639a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff955b9639a800.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:            1785403343.776770005 secs.nsecs
start_time:               1785403338.238004283 secs.nsecs
elapsed_time:             5.538765722 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  14  14
2:		         5   5  19
4:		         9   9  28
8:		         7   7  35
16:		         7   7  42
32:		        57  57 100
snapshot_time:            1785403343.776834765 secs.nsecs
start_time:               1785403338.238268776 secs.nsecs
elapsed_time:             5.538565989 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:            1785403375.071608424 secs.nsecs
start_time:               1785403338.238004283 secs.nsecs
elapsed_time:             36.833604141 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  15  15
2:		         5   5  20
4:		         9   9  29
8:		         7   7  36
16:		         7   7  43
32:		        57  57 100
snapshot_time:            1785403375.071677141 secs.nsecs
start_time:               1785403338.238268776 secs.nsecs
elapsed_time:             36.833408365 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785403388 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1785403404 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff955b9639a800.enable_statahead_fname=1
llite.lustre-ffff955b9639a800.statahead_min=8
llite.lustre-ffff955b9639a800.statahead_batch_max=64
llite.lustre-ffff955b9639a800.statahead_max=128