blake2 is a crypto alternative to MD5 and SHA2/3. There is one test and it runs very quickly. Everything in 18 seconds
Topdown doesn’t give enough data points to be interesting.
AMD metrics confirm less than 0.25 of a core. Given the quick runtime some of these will have large variance.
elapsed 18.217
on_cpu 0.012 # 0.20 / 16 cores
utime 2.829
stime 0.809
nvcsw 1997 # 82.25%
nivcsw 431 # 17.75%
inblock 0 # 0.00/sec
onblock 12568 # 689.89/sec
cpu-clock 3652210663 # 3.652 seconds
task-clock 3654667751 # 3.655 seconds
page faults 146960 # 40211.590/sec
context switches 2343 # 641.098/sec
cpu migrations 252 # 68.953/sec
major page faults 2 # 0.547/sec
minor page faults 146958 # 40211.042/sec
alignment faults 0 # 0.000/sec
emulation faults 0 # 0.000/sec
branches 1925133462 # 111.763 branches per 1000 inst
branch misses 75108029 # 3.90% branch miss
conditional 1253682827 # 72.782 conditional branches per 1000 inst
indirect 48540116 # 2.818 indirect branches per 1000 inst
cpu-cycles 4271127161 # 0.08 GHz
instructions 8197281049 # 1.92 IPC
slots 9518953572 #
retiring 2937855969 # 30.9% (30.9%)
-- ucode 8066347 # 0.1%
-- fastpath 2929789622 # 30.8%
frontend 4455054076 # 46.8% (46.9%) high
-- latency 3428611128 # 36.0%
-- bandwidth 1026442948 # 10.8%
backend 1641986612 # 17.2% (17.3%) low
-- cpu 267262731 # 2.8%
-- memory 1374723881 # 14.4%
speculation 472121254 # 5.0% ( 5.0%)
-- branch mispredict 467125922 # 4.9%
-- pipeline restart 4995332 # 0.1%
smt-contention 11706067 # 0.1% ( 0.0%)
cpu-cycles 4186759574 # 0.08 GHz
instructions 8276096679 # 1.98 IPC
instructions 2941668691 # 34.044 l2 access per 1000 inst
l2 hit from l1 83962542 # 18.64% l2 miss
l2 miss from l1 10031346 #
l2 hit from l2 pf 7548860 #
l3 hit from l2 pf 3708030 #
l3 miss from l2 pf 4927792 #
instructions 2938636863 # 13.305 float per 1000 inst
float 512 33 # 0.000 AVX-512 per 1000 inst
float 256 16 # 0.000 AVX-256 per 1000 inst
float 128 39098678 # 13.305 AVX-128 per 1000 inst
float MMX 0 # 0.000 MMX per 1000 inst
float scalar 0 # 0.000 scalar per 1000 inst
instructions 2667718 #
opcache 999256 # 374.573 opcache per 1000 inst
opcache miss 539651 # 54.0% opcache miss rate
l1 dTLB miss 5231 # 1.961 L1 dTLB per 1000 inst
l2 dTLB miss 1112 # 0.417 L2 dTLB per 1000 inst
instructions 2696632 #
icache 1329318 # 492.955 icache per 1000 inst
icache miss 115047 # 8.7% icache miss rate
l1 iTLB miss 13 # 0.005 L1 iTLB per 1000 inst
l2 iTLB miss 0 # 0.000 L2 iTLB per 1000 inst
tlb flush 19 # 0.007 TLB flush per 1000 inst
Intel metrics
elapsed 15.968
on_cpu 0.010 # 0.16 / 16 cores
utime 2.220
stime 0.354
nvcsw 1774 # 93.76%
nivcsw 118 # 6.24%
inblock 112 # 7.01/sec
onblock 1264 # 79.16/sec
cpu-clock 2580927898 # 2.581 seconds
task-clock 2583053059 # 2.583 seconds
page faults 135868 # 52599.771/sec
context switches 1799 # 696.463/sec
cpu migrations 234 # 90.590/sec
major page faults 3 # 1.161/sec
minor page faults 135865 # 52598.610/sec
alignment faults 0 # 0.000/sec
emulation faults 0 # 0.000/sec
branches 1625570992 # 102.545 branches per 1000 inst
branch misses 19043958 # 1.17% branch miss
conditional 1625582928 # 102.545 conditional branches per 1000 inst
indirect 48884031 # 3.084 indirect branches per 1000 inst
slots 19603652576 #
retiring 7249074069 # 37.0% (37.0%)
-- ucode 631164105 # 3.2%
-- fastpath 6617909964 # 33.8%
frontend 5624336959 # 28.7% (28.7%)
-- latency 2694991000 # 13.7%
-- bandwidth 2929345959 # 14.9%
backend 4502057955 # 23.0% (23.0%)
-- cpu 1875569336 # 9.6%
-- memory 2626488619 # 13.4%
speculation 2242365031 # 11.4% (11.4%) high
-- branch mispredict 2120900191 # 10.8%
-- pipeline restart 121464840 # 0.6%
smt-contention 0 # 0.0% ( 0.0%)
cpu-cycles 3338619990 # 0.09 GHz
instructions 7455339080 # 2.23 IPC
l2 access 223930695 # 30.114 l2 access per 1000 inst
l2 miss 67819500 # 30.29% l2 miss
cpu-cycles 3318259338 # 20.6% memory latency
load stalls 611490716 # 1.3% l1 bound
l1 miss 568002941 # 8.8% l2 bound
l2 miss 275638797 # 2.3% l3 bound
l3 miss 199388104 # 6.0% dram bound
store_stalls 73518241 # 2.2% store bound
Process overview is mostly test overhead
299 processes
68 clinfo 18.54 8.10
38 vulkaninfo 1.15 1.15
6 glxinfo:gdrv0 0.14 0.06
6 glxinfo:gl0 0.14 0.06
4 vulkani:disk$0 0.13 0.12
2 llvmpipe-0 0.07 0.06
2 llvmpipe-1 0.07 0.06
2 llvmpipe-10 0.07 0.06
2 llvmpipe-11 0.07 0.06
2 llvmpipe-12 0.07 0.06
2 llvmpipe-13 0.07 0.06
2 llvmpipe-14 0.07 0.06
2 llvmpipe-15 0.07 0.06
2 llvmpipe-2 0.07 0.06
2 llvmpipe-3 0.07 0.06
2 llvmpipe-4 0.07 0.06
2 llvmpipe-5 0.07 0.06
2 llvmpipe-6 0.07 0.06
2 llvmpipe-7 0.07 0.06
2 llvmpipe-8 0.07 0.06
2 llvmpipe-9 0.07 0.06
2 glxinfo 0.07 0.03
2 glxinfo:cs0 0.07 0.03
2 glxinfo:disk$0 0.07 0.03
2 glxinfo:sh0 0.07 0.03
2 glxinfo:shlo0 0.07 0.03
6 php 0.06 0.04
3 clang 0.04 0.02
3 rocminfo 0.03 0.00
1 lspci 0.01 0.02
57 sh 0.00 0.00
6 gcc 0.00 0.00
6 gsettings 0.00 0.00
5 dconf worker 0.00 0.00
5 gmain 0.00 0.00
5 phoronix-test-s 0.00 0.00
5 stat 0.00 0.00
4 systemd-detect- 0.00 0.00
3 llvm-link 0.00 0.00
2 lscpu 0.00 0.00
2 uname 0.00 0.00
2 which 0.00 0.00
2 xset 0.00 0.00
1 cc 0.00 0.00
1 date 0.00 0.00
1 dirname 0.00 0.00
1 dmesg 0.00 0.00
1 dmidecode 0.00 0.00
1 grep 0.00 0.00
1 ifconfig 0.00 0.00
1 ip 0.00 0.00
1 lsmod 0.00 0.00
1 mktemp 0.00 0.00
1 qdbus 0.00 0.00
1 readlink 0.00 0.00
1 realpath 0.00 0.00
1 sed 0.00 0.00
1 sort 0.00 0.00
1 template.sh 0.00 0.00
1 wc 0.00 0.00
1 xrandr 0.00 0.00
0 processes running
47 maximum processes