== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:10:16 (1788840616)
llite.lustre-ffff8e20c2d00000.statahead_max=1024
llite.lustre-ffff8e20c2d00000.statahead_batch_max=32
llite.lustre-ffff8e20c2d00000.statahead_min=64
llite.lustre-ffff8e20c2d00000.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 6.91 seconds: 144.72 ops/second
llite.lustre-ffff8e20c2d00000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e20c2d00000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e20c2d00000.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:            1788840635.442774987 secs.nsecs
start_time:               1788840631.112027440 secs.nsecs
elapsed_time:             4.330747547 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  12  12
2:		         5   5  17
4:		         9  10  28
8:		         4   4  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1788840635.442867147 secs.nsecs
start_time:               1788840631.112096212 secs.nsecs
elapsed_time:             4.330770935 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 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:            1788840666.814771857 secs.nsecs
start_time:               1788840631.112027440 secs.nsecs
elapsed_time:             35.702744417 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  13  13
2:		         5   5  18
4:		         9  10  28
8:		         4   4  33
16:		         0   0  33
32:		        60  66 100
snapshot_time:            1788840666.814837339 secs.nsecs
start_time:               1788840631.112096212 secs.nsecs
elapsed_time:             35.702741127 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 5.82 seconds: 171.83 ops/second
llite.lustre-ffff8e20c2d00000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e20c2d00000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e20c2d00000.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:            1788840683.487749507 secs.nsecs
start_time:               1788840679.301292333 secs.nsecs
elapsed_time:             4.186457174 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   2   2
4:		         3   3   6
8:		         6   7  14
16:		         6   7  22
32:		        59  77 100
snapshot_time:            1788840683.487812251 secs.nsecs
start_time:               1788840679.301378376 secs.nsecs
elapsed_time:             4.186433875 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: 995
miss_total: 0
snapshot_time:            1788840715.064021990 secs.nsecs
start_time:               1788840679.301292333 secs.nsecs
elapsed_time:             35.762729657 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		         3   3   7
8:		         6   7  15
16:		         6   7  23
32:		        59  76 100
snapshot_time:            1788840715.065557318 secs.nsecs
start_time:               1788840679.301378376 secs.nsecs
elapsed_time:             35.764178942 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788840723 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788840733 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8e20c2d00000.enable_statahead_fname=1
llite.lustre-ffff8e20c2d00000.statahead_min=8
llite.lustre-ffff8e20c2d00000.statahead_batch_max=64
llite.lustre-ffff8e20c2d00000.statahead_max=128