== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:07:34 (1788599254)
llite.lustre-ffff97829514c800.statahead_max=1024
llite.lustre-ffff97829514c800.statahead_batch_max=32
llite.lustre-ffff97829514c800.statahead_min=64
llite.lustre-ffff97829514c800.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 6.61 seconds: 151.24 ops/second
llite.lustre-ffff97829514c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff97829514c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff97829514c800.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:            1788599271.094630034 secs.nsecs
start_time:               1788599266.533980095 secs.nsecs
elapsed_time:             4.560649939 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		        10  11  16
4:		        10  11  27
8:		         2   2  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1788599271.094694209 secs.nsecs
start_time:               1788599266.534164652 secs.nsecs
elapsed_time:             4.560529557 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:            1788599301.665400691 secs.nsecs
start_time:               1788599266.533980095 secs.nsecs
elapsed_time:             35.131420596 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		        10  11  17
4:		        10  11  28
8:		         2   2  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1788599301.665470289 secs.nsecs
start_time:               1788599266.534164652 secs.nsecs
elapsed_time:             35.131305637 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 7.22 seconds: 138.55 ops/second
llite.lustre-ffff97829514c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff97829514c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff97829514c800.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:            1788599317.229490399 secs.nsecs
start_time:               1788599314.006345866 secs.nsecs
elapsed_time:             3.223144533 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         6   7  16
8:		         5   6  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1788599317.229544634 secs.nsecs
start_time:               1788599314.006466227 secs.nsecs
elapsed_time:             3.223078407 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:            1788599347.923916993 secs.nsecs
start_time:               1788599314.006345866 secs.nsecs
elapsed_time:             33.917571127 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         6   7  17
8:		         5   5  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1788599347.923988957 secs.nsecs
start_time:               1788599314.006466227 secs.nsecs
elapsed_time:             33.917522730 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788599356 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788599365 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff97829514c800.enable_statahead_fname=1
llite.lustre-ffff97829514c800.statahead_min=8
llite.lustre-ffff97829514c800.statahead_batch_max=64
llite.lustre-ffff97829514c800.statahead_max=128