Wojtek @suda Siudzinski


ObjC/Python/Node developer, DIY hacker, rookie designer, 3D print junkie. CEO @ Issue Stand, Senior Full Stack @ Particle.io


  1. Moving Kubernetes Persistent Volumes within the same cloud account/cluster

    During restructuring of my Digital Ocean Kubernetes cluster I needed to move some Persistent Volumes across namespace and some of them across the clusters. One approach was to manually copy all the data using dvsync script but fortunately both clusters existed under the same Digital Ocean account which meant it…

    on kubernetes, aws, ebs, eks, kubectl, Persistent Volume, Persistent Volume Claim, persistentVolumeReclaimPolicy, Digital Ocean

  2. Running privileged containers as system services in Swarm mode

    Update 11 Jun 2019: A patch by Olli Janatuinen that implements this feature has been merged and should be shipped in Docker 19.06 / 19.09. Thanks Olli! This title might be misleading so let me clarify: when a node is in Swarm mode, services and stacks don't support privileged…

    on docker, swarm, systemd, coreos

  3. Migrating from Docker Cloud to Docker Swarm with Portainer

    The announcement that Docker Cloud is shutting down was sudden for everyone. It wasn't much of a surprise as it wasn't updated in a long time. But lack of transparency/reponse from Docker and the decision of giving only 60 days to migrate out of DC made a lot of…

    on docker, swarm, portainer, stackfile, docker-compose, docker cloud

  4. Improving UI of a Chinese car head unit

    Last couple of years I had the pleasure (and sometimes lack thereof) to drive a variety of different cars mostly due to not owning a car and having to rent one when needed. Some of them were cute, some were my childhood dreams and then there was Tesla Model S.…

    on android, nova launcher, gboard, automate

  5. Cheapest ($6.86) hosted InfluxDB, Chronograf and Kapacitor with Hyper.sh

    The TICK stack is a very powerful architecture for managing time-series data. It can be used for everything from monitoring server infrastructure to process IoT data. Unfortunately hosted InfluxCloud starts at $99 a month which might be too much when considering it for experiments or prototypes. Thankfully Matt pointed me…

    on docker, hypersh, tick, influxdb, kapacitor, chronograf, telegraf