== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:44:02 (1787348642)
llite.lustre-ffff9a7e5966f000.statahead_max=1024
llite.lustre-ffff9a7e5966f000.statahead_batch_max=32
llite.lustre-ffff9a7e5966f000.statahead_min=64
llite.lustre-ffff9a7e5966f000.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 8.78 seconds: 113.88 ops/second
llite.lustre-ffff9a7e5966f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a7e5966f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a7e5966f000.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:            1787348664.813032896 secs.nsecs
start_time:               1787348659.744032903 secs.nsecs
elapsed_time:             5.068999993 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		        10  12  20
8:		         4   4  25
16:		         0   0  25
32:		        61  74 100
snapshot_time:            1787348664.813090176 secs.nsecs
start_time:               1787348659.744190863 secs.nsecs
elapsed_time:             5.068899313 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 ''
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:            1787348695.613349809 secs.nsecs
start_time:               1787348659.744032903 secs.nsecs
elapsed_time:             35.869316906 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3   9
4:		        10  12  21
8:		         4   4  26
16:		         0   0  26
32:		        61  73 100
snapshot_time:            1787348695.613422354 secs.nsecs
start_time:               1787348659.744190863 secs.nsecs
elapsed_time:             35.869231491 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 9.35 seconds: 106.96 ops/second
llite.lustre-ffff9a7e5966f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a7e5966f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a7e5966f000.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:            1787348718.466505230 secs.nsecs
start_time:               1787348712.315127217 secs.nsecs
elapsed_time:             6.151378013 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         4   4   9
8:		        11  13  23
16:		         3   3  27
32:		        59  72 100
snapshot_time:            1787348718.466571537 secs.nsecs
start_time:               1787348712.315220118 secs.nsecs
elapsed_time:             6.151351419 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:            1787348749.691878086 secs.nsecs
start_time:               1787348712.315127217 secs.nsecs
elapsed_time:             37.376750869 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         4   4  10
8:		        11  13  24
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1787348749.691951232 secs.nsecs
start_time:               1787348712.315220118 secs.nsecs
elapsed_time:             37.376731114 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787348758 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787348768 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9a7e5966f000.enable_statahead_fname=1
llite.lustre-ffff9a7e5966f000.statahead_min=8
llite.lustre-ffff9a7e5966f000.statahead_batch_max=64
llite.lustre-ffff9a7e5966f000.statahead_max=128