Skip to content

Instantly share code, notes, and snippets.

@diegolovison
diegolovison / log4j2.xml
Last active July 20, 2022 01:37
how create filters for log4j2
<?xml version="1.0" encoding="UTF-8"?>
<Configuration name="InfinispanServerConfig" monitorInterval="60" shutdownHook="disable">
<Properties>
<Property name="path">${sys:infinispan.server.log.path}</Property>
<Property name="accessLogPattern">%X{address} %X{user} [%d{dd/MMM/yyyy:HH:mm:ss Z}] &quot;%X{method} %m %X{protocol}&quot; %X{status} %X{requestSize} %X{responseSize} %X{duration}%n</Property>
</Properties>
<Appenders>
<!-- Colored output on the console -->
<Console name="STDOUT">
<PatternLayout pattern="%highlight{%d{yyyy-MM-dd HH:mm:ss,SSS} %-5p (%t) [%c] %m%throwable}{INFO=normal, DEBUG=normal, TRACE=normal}%n"/>
@diegolovison
diegolovison / install-hsdis-amd64.md
Last active January 22, 2021 14:01
Could not load hsdis-amd64.dylib; PrintAssembly is disabled; OSX
mkdir tmp
cd tmp
git clone https://github.com/AdoptOpenJDK/openjdk-jdk11u.git
cd openjdk-jdk11u/src/utils/hsdis/
wget http://ftp.heanet.ie/mirrors/ftp.gnu.org/gnu/binutils/binutils-2.31.1.tar.gz
tar -xzf binutils-2.31.1.tar.gz 
make BINUTILS=binutils-2.31.1 ARCH=amd64
cp build/macosx-amd64/hsdis-amd64.dylib $JAVA_HOME/lib/server/
Required softwares:
* Vagrant
* docker-machine
* virtualbox
Create a file: `Vagrantfile`
```
Vagrant.configure("2") do |config|
config.vm.box = "ubuntu/bionic64"
config.vm.network "private_network", ip: "192.168.33.10"
@diegolovison
diegolovison / scalability_test.py
Created May 20, 2020 19:37
Scalability Tests Prediction from RadarGun Benchmark
import pandas as pd
from datetime import datetime
import numpy as np
# https://github.com/wip727/PyUSL/issues/1
from usl_v2 import usl_v2
def _append(node, max_index, row):
sum_value = 0
l = reversed(range(max_index + 1))
package org.jboss.arquillian.junit.container;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.jboss.arquillian.container.test.spi.TestRunner;
import org.jboss.arquillian.junit.State;
import org.jboss.arquillian.test.spi.TestResult;
import org.junit.Test;
import org.junit.Test.None;
[hudson@edg-perf01 ~]$ ls -l perf.data
-rw-------. 1 hudson hudson 303476 Jan 8 08:19 perf.data
[hudson@edg-perf01 ~]$ perf script --header > perf.data.log
Failed to open /tmp/perf-16853.map, continuing without symbols
[hudson@edg-perf01 ~]$
@diegolovison
diegolovison / ispn.hf.yaml
Created January 6, 2020 10:40
ispn.hf.yaml
name: ispn
http:
host: http://127.0.0.1:11223
phases:
- example:
atOnce:
users: 10
scenario:
- test:
- randomInt: cacheId <- 1 .. 999
@diegolovison
diegolovison / processes-swapped.sh
Created November 14, 2019 11:39
Below is the script obtained from http://stackoverflow.com/questions/479953/how-to-find-out-which-processes-are-swapping-in-linux (thanks to the author) that, when executed, will show all the processes that are being swapped
#!/bin/bash
# Get current swap usage for all running processes
# Erik Ljungstrom 27/05/2011
# Modified by Mikko Rantalainen 2012-08-09
# Pipe the output to "sort -nk3" to get sorted output
# Modified by Marc Methot 2014-09-18
# removed the need for sudo
SUM=0
OVERALL=0
@diegolovison
diegolovison / nubank-report.js
Created October 17, 2019 13:46
nubank report
var data = "";
var charges = document.getElementsByClassName("charge")
for (var i=0; i<charges.length;i++) {
var charge = charges[i];
var date = charge.querySelectorAll(".date")[0].innerText;
var desc = charge.querySelectorAll(".description")[0].innerText;
var amount = charge.querySelectorAll(".amount")[0].innerText;
data += date + "\t" + desc + "\t" + amount + "\n";
}
@diegolovison
diegolovison / podman.yaml
Created October 15, 2019 11:33
install podman ansible
- name: Install podman packages
yum: pkg={{ item }}
with_items:
- container-tools:1.0
- name: Start podman
service:
name: podman
state: started