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Benchmark commands

Producer

Setup

bin/kafka-topics.sh \
  --zookeeper zookeeper.example.com:2181 \
  --create \

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TCP Dump Example

Check TCP Packet Content on Port 80

tcpdump -i eth0 -nn -s 1800 -XXX port 80

Check TCP Syn Packet on Port 80

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Kafka Topics

List existing topics

bin/kafka-topics.sh --zookeeper localhost:2181 --list

Describe a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --describe --topic mytopic

Purge a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --config retention.ms=1000

... wait a minute ...

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{
    "host": "api-3scale-apicast-staging.apps.latam-559c.open.redhat.com",
    "next": {
        "current": {
            "configuration": {
                "services": {
                    "hasht": {},
                    "node2key": {},
                    "key2node": {}
                },

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"parameters": [
          {
            "name": "user_key",
            "description": "Your access API Key",
            "type": "string",
            "in": "query",
            "x-data-threescale-name": "user_keys",
            "required": true
          },
          // ...

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# @author Rodrigo Ramalho - [email protected] / [email protected]
# This script creates:
# - nfs directory
# - persistence volume on openshift
# - persistence claim on openshift
# Parameters:
# 1. Directory to be create (every names, pv, pvc, nfs will be based on this name)
# 2. Size in Gb
# 3. Project in which pvc will be created
# Usage: oc-nfs-volume jenkis-storage 5 desenvolvimento claim-name

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# From your host, SSH as ec2-user into the bastion server
# ssh -i /path/ocpkey.pem \
#       [email protected]

# Become root on the bastion server
#sudo -i

oc get pods --all-namespaces | grep Crash | awk '{ printf ("oc delete pod %5s\t -n %s\n", $2, $1) }' | while read -r line ; do $line; done

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Integration Demos

Integrating message-oriented middleware with a RESTful API using AMQ Online

This is available as a walkthrough. On Integreatly environment.

1) Create a queue

work-queue-requests

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Route.java

rest("/orders").description("Content Base Router Example")

.get("/")
    .route().routeId("get-all-orders")
    .log("processing your request")
    .wireTap("direct:process-request")
    .setBody().simple("processing your request");

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Day in the life workshop

In the local machine (REMEBER TO CHANGE TO YOURS)

export GUID=latam-f81b

On the remote machine

Connect and download the workshop: