gaeljw

Full thread dump OpenJDK 64-Bit Server VM (17.0.10+7 mixed mode, sharing):
Threads class SMR info:
_java_thread_list=0x00007f7b48429dc0, length=42, elements={
0x00007f7bd4029a20, 0x00007f7bd4078ff0, 0x00007f7bd407a410, 0x00007f7bd4080d90,
0x00007f7bd4082120, 0x00007f7bd4083510, 0x00007f7bd4084f20, 0x00007f7bd4086430,
0x00007f7bd40878a0, 0x00007f7bd40b2eb0, 0x00007f7bd40b9070, 0x00007f7bd54520b0,
0x00007f7bd54ce770, 0x00007f7bd54cf5d0, 0x00007f7bd54d0660, 0x00007f7bd54d16e0,
0x00007f7bd54d2760, 0x00007f7bd54d37f0, 0x00007f7bd54d4880, 0x00007f7bd54d5850,
0x00007f7bd54d6820, 0x00007f7bd54d78d0, 0x00007f7bd54d8980, 0x00007f7bd54d9960,
0x00007f7bd54da940, 0x00007f7bd54db920, 0x00007f7bd54dc900, 0x00007f7bd54dd7d0,

gaeljw

Memory LIMIT and REQUEST in Containers and JVM

• Do you run a JVM inside a container on Kubernetes (or maybe OpenShift)?
• Do you struggle with REQUEST and LIMIT parameters?
• Do you know the impact of those parameters on your JVM?
• Have you met OOM Killer?

Hope you will find answers to these questions in this example-based article.

How to set up JVM Heap size in a Container

gaeljw

Keybase proof

I hereby claim:

• I am gaeljw on github.
• I am gaeljourdan (https://keybase.io/gaeljourdan) on keybase.
• I have a public key ASCbEVoZA5sRv_eBumITEDvMaJ518c3WTiwXLMiaMPWNtgo

To claim this, I am signing this object:

gaeljw

# Extract RPM content
rpm2cpio myrpmfile.rpm | cpio -idmv

gaeljw

package utils

import scala.concurrent.{ExecutionContext, Future}

object FutureExt {

  /**
    * For each item in items, sequentially generate a future using futureGenerator to create a future for an item.
    *
    * @param items           initial items

gaeljw

package patmat

import common._

/**
  * Assignment 4: Huffman coding
  *
  */
object Huffman {

gaeljw

package forcomp

import scala.collection.immutable._

object Anagrams {

  /** A word is simply a `String`. */
  type Word = String

  /** A sentence is a `List` of words. */

gaeljw

# Created by https://www.gitignore.io/api/java,eclipse,maven,git

### Intellij ###

.idea/
*.iml

### Eclipse ###

gaeljw

# 1 - Recuperer les auteurs dans un fichier authors.txt et associer userSVN=userGit
# Windows
svn.exe log --quiet | ? { $_ -notlike '-*' } | % { ($_ -split ' \| ')[1] } | Sort -Unique
# Linux : https://stackoverflow.com/questions/2494984/how-to-get-a-list-of-all-subversion-commit-author-usernames

# 2 - Migration
git svn init --prefix=svn/  --no-metadata --trunk=trunk --tags=tags --branches=branches <url>

git svn config --local --get user.name
git svn config --local svn.authorfile authors.txt

gaeljw

# Archive
git archive --format zip --output nomDuZip.zip refGit # refGit = tag/branche...

# Reset author
git commit --amend --reset-author --no-edit

# Rebase onto (start exclusive, end inclusive)
git rebase --onto <where> <current-start> <current-end>