== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:12:19 (1787127139)
llite.lustre-ffff9b918b752800.statahead_max=1024
llite.lustre-ffff9b918b752800.statahead_batch_max=32
llite.lustre-ffff9b918b752800.statahead_min=64
llite.lustre-ffff9b918b752800.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 9.17 seconds: 109.10 ops/second
llite.lustre-ffff9b918b752800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b918b752800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b918b752800.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:            1787127163.413533031 secs.nsecs
start_time:               1787127158.105580492 secs.nsecs
elapsed_time:             5.307952539 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   6   8
4:		         8   8  17
8:		        12  13  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1787127163.413601881 secs.nsecs
start_time:               1787127158.112678089 secs.nsecs
elapsed_time:             5.300923792 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787127194.212434824 secs.nsecs
start_time:               1787127158.105580492 secs.nsecs
elapsed_time:             36.106854332 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		         8   8  18
8:		        12  13  32
16:		         2   2  34
32:		        59  65 100
snapshot_time:            1787127194.212641295 secs.nsecs
start_time:               1787127158.112678089 secs.nsecs
elapsed_time:             36.099963206 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 6.90 seconds: 144.89 ops/second
llite.lustre-ffff9b918b752800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b918b752800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b918b752800.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:            1787127212.168209519 secs.nsecs
start_time:               1787127208.294504436 secs.nsecs
elapsed_time:             3.873705083 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  11
4:		         9   9  21
8:		         8   8  30
16:		         7   7  38
32:		        57  61 100
snapshot_time:            1787127212.168265771 secs.nsecs
start_time:               1787127208.294605819 secs.nsecs
elapsed_time:             3.873659952 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787127243.370409629 secs.nsecs
start_time:               1787127208.294504436 secs.nsecs
elapsed_time:             35.075905193 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         5   5  12
4:		         9   9  22
8:		         8   8  31
16:		         7   7  38
32:		        57  61 100
snapshot_time:            1787127243.370481633 secs.nsecs
start_time:               1787127208.294605819 secs.nsecs
elapsed_time:             35.075875814 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787127257 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1787127271 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff9b918b752800.enable_statahead_fname=1
llite.lustre-ffff9b918b752800.statahead_min=8
llite.lustre-ffff9b918b752800.statahead_batch_max=64
llite.lustre-ffff9b918b752800.statahead_max=128