max-rocket-internet

CPU: percentage of limit

A lot of people land when trying to find out how to calculate CPU usage metric correctly in prometheus, myself included! So I'll post what I eventually ended up using as I think it's still a little difficult trying to tie together all the snippets of info here and elsewhere.

This is specific to k8s and containers that have CPU limits set.

To show CPU usage as a percentage of the limit given to the container, this is the Prometheus query we used to create nice graphs in Grafana:

sum(rate(container_cpu_usage_seconds_total{name!~".*prometheus.*", image!="", container_name!="POD"}[5m])) by (pod_name, container_name) /

wawiesel

F=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks

for d in $(ls -d $F/*.framework);
do
sudo ln -s $d /Library/Frameworks/;
done

for d in $(ls -d $F/ApplicationServices.framework/Versions/A/Frameworks/*.framework);
do
sudo ln -s $d /Library/Frameworks/;

dumbledore

#!/bin/bash
BITLOCKER_PARTITION="${1}"
BITLOCKER_PASSWORD="${2}"

function usage() {
    echo "$(basename ${0}) <partition> <password>"
    echo "Unlocks and mounts a bitlocker partition as read-only"
}

if [ -z "${BITLOCKER_PARTITION}" ]

reggi

How to setup AWS lambda function to talk to the internet and VPC

I'm going to walk you through the steps for setting up a AWS Lambda to talk to the internet and a VPC. Let's dive in.

So it might be really unintuitive at first but lambda functions have three states.

1. No VPC, where it can talk openly to the web, but can't talk to any of your AWS services.
2. VPC, the default setting where the lambda function can talk to your AWS services but can't talk to the web.
3. VPC with NAT, The best of both worlds, AWS services and web.

jmoiron

package main

import (
	"fmt"
	"io"
	"net/http"
	"os"
)

func init() {

hansmaad

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    <Grid>
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