Published articles
TensorFlow installation on Docker
Categories: Containers Orchestration, Data Science, Learning | Tags: CPU, Linux, AI, Deep Learning, Docker, Jupyter, TensorFlow
TensorFlow is an Open Source software from Google for numerical computation using a graph representation: Vertex (nodes) represent mathematical operations Edges represent N-dimensional data array…
Aug 5, 2019
Druid and Hive integration
Categories: Big Data, Business Intelligence, Tech Radar | Tags: LLAP, OLAP, Druid, Hive, Data Analytics, SQL
This article covers the integration between Hive Interactive (LDAP) and Druid. One can see it as a complement of the Ultra-fast OLAP Analytics with Apache Hive and Druid article. Tools description…
Jun 17, 2019
Kubernetes Storage Primitives for Stateful Workloads
Categories: Cloud Computing, Containers Orchestration, Open Source Summit Europe 2017 | Tags: Container Storage Interface (CSI), PVC, Azure, Docker, GCE, Kubernetes, Storage
This article is based on the presentation “Introduction to Kubernetes Storage Primitives for Stateful Workloads” from the OSS Convention Prague 2017 by the {Code} team. So, let’s start, what is…
Oct 28, 2017
Advanced multi-tenant Hadoop and Zookeeper protection
Categories: Big Data, Infrastructure | Tags: DoS, iptables, Operation, Scalability, Zookeeper, Clustering, Consensus
Zookeeper is a critical component to Hadoop’s high availability operation. The latter protects itself by limiting the number of maximum connections (maxConns = 400). However Zookeeper does not protect…
Jul 5, 2017
Apache Apex with Apache SAMOA
Categories: Data Science, Events, Tech Radar | Tags: Apex, Samoa, Storm, Tools, Flink, Hadoop, Machine Learning
Traditional Machine Learning Batch Oriented Supervised - most common Training and Scoring One time model building Data set Training: Model building Holdout: Paremeter tuning Test: Accuracy Online…
Jul 17, 2016
Network Namespace without Docker
Categories: Hack | Tags: DNS, Linux, Namespaces, VLAN, Docker, Network
Let’s imagine the following use case: I am connected to several networks (wlan0, eth0, usb0). I want to choose which network I’m gonna use when I launch apps. My app doesn’t allow me to choose a…
Jul 6, 2016
