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@phemmer
phemmer / bench_test.go
Created February 25, 2015 14:31
string concat benchmark
package main
import (
"fmt"
"testing"
)
const str = "s"
var bslice = []byte(str)
@phemmer
phemmer / bench_test.go
Created April 10, 2015 16:31
defer vs no defer
package main
import (
"testing"
)
type conn struct{}
func (c *conn) Close() {}
func (c *conn) Value() bool {
@phemmer
phemmer / lock_test.go
Created April 11, 2015 01:05
golang locking benchmarks
package main
import (
"sync"
"sync/atomic"
"testing"
)
var v int64
@phemmer
phemmer / callers_test.go
Last active August 29, 2015 14:19
golang callers benchmark
package main
import (
"runtime"
"testing"
)
var callers [100]uintptr
var callersCopy []uintptr
@phemmer
phemmer / main_test.go
Last active August 29, 2015 14:20
golang json unmarshal benchmarks
package main
import (
"encoding/json"
"fmt"
"testing"
)
type elements map[string]int
@phemmer
phemmer / main_test.go
Created May 12, 2015 16:31
go hash benchmark
package main
import (
"crypto/md5"
"crypto/sha1"
"crypto/sha256"
"fmt"
"hash/crc32"
"testing"
)
@phemmer
phemmer / main_test.go
Last active November 1, 2015 00:36
golang slow range array
package main
import (
"testing"
)
var MyArray = [100]int{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99}
var MyVar int
func BenchmarkArray(b *testing.B) {
#!/bin/bash
set -e
. /run/coreos-kubernetes/options.env
: ${K8S_VER:=latest}
curl -s https://storage.googleapis.com/kubernetes-release/release/$K8S_VER/bin/linux/amd64/kubelet > /tmp/kubelet
mkdir -p /opt
install -m 0755 /tmp/kubelet /opt/kubelet-$K8S_VER
#!/bin/bash
sed -i -e 's# --cloud-provider=aws##' /etc/systemd/system/kubelet.service
sed -i -e 's#ExecStart=/usr/bin/kubelet #ExecStart=/usr/bin/kubelet --cloud-provider=aws #' /etc/systemd/system/kubelet.service
systemctl daemon-reload
systemctl restart kubelet.service
@phemmer
phemmer / server.rb
Created December 7, 2015 05:13
ruby rack hello world
#!/usr/bin/ruby
require 'rack'
require 'rack/server'
class HelloWorld
def response
[200, {}, 'Hello World']
end
end