athlan

Sometimes there's a problem where containers taking up all space. The following checklist helps with diagnosing what is the root cause of that.

1. Basic commands to check docker status and consumed size

docker system df
docker system df -v
docker container ls -s

athlan

FROM XXXX

#Install cron
RUN apt-get update; \
    apt-get install -y cron; \
    apt-get clean; \
    touch /var/log/cron.log

COPY crontab.txt /etc/cron.d/crontab
COPY run-cron.sh /usr/local/app/entrypoint/run-cron.sh

athlan

package pl.athlan.common.concurrent;

import java.util.function.Supplier;

import javax.annotation.concurrent.ThreadSafe;

/**
 * Thread-safe implementation of {@link MementoSupplier}.
 *
 * @param <T>

athlan

package pl.athlan.common.concurrent;

import static java.util.Objects.requireNonNull;

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.function.Supplier;

/**

athlan

package pl.athlan.commons.pool;


import static java.util.stream.Collectors.toList;

import java.util.Collection;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.function.Supplier;
import java.util.stream.IntStream;

athlan

doctrine:
    orm:
        mappings:
            Money:
                type: xml
                dir: '%kernel.project_dir%/PATH_TO_MAPPING'
                prefix: 'Money'

athlan

Wrocław JUG, 8.11.2018

Wstep

Profilery:

• Samplujące - próbki o zadanej częstotliwości - dane mogą nie być widoczne - szybksze
• Instrumentujące - wpinają się w kod i odkładają dane - wolniejsze

JFR

athlan

Most space-consuming directories

df -h .; du -sh -- * | sort -hr

Find files newer than..

find . -type f -newermt 2018-01-01

athlan

<?php

// h - host
// u - user
// p - pass
// d - domain
// c - cert
// k - private key

$options = getopt("h:u:p:d:c:k:");

athlan

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