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Dave Hay
Blog Title A Portal to a Portal
Blog Description Geeking in technology since 1985, with IBM Development, focused upon Docker and Kubernetes on the IBM Z LinuxONE platform In the words of Dr Cathy Ryan, "If you don't write it down, it never happened". To paraphrase one of my clients, "Every day is a school day". I do, I learn, I share The postings on this site are my own and don’t necessarily represent IBM’s positions, strategies or opinions. Remember, YMMV
Blog URL http://portal2portal.blogspot.com
Feed http://portal2portal.blogspot.com/feeds/posts/default?alt=rss
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Recent Blog Posts
15 2021-07-28 Dave Hay Fun and games with sed and unterminated commands in Jenkins
17 2021-07-27 Dave Hay Fun and games with sudo and Go in Ubuntu 20.04
41 2021-07-25 Dave Hay Nesting VMs - not quite as cosy as it sounds....
19 2021-07-25 Dave Hay For a future me - remembering to stop VMware Tools service when running Kata Containers on Ubuntu on VMware on macOS
48 2021-07-23 Dave Hay A reprise - growing disks in Ubuntu
17 2021-07-15 Dave Hay Gah, problems building Kata Containers but totally self-inflicted
24 2021-07-10 Dave Hay Following up - arrays and string munging in Rust
36 2021-07-05 Dave Hay And here we go - more Rust By Example
41 2021-07-05 Dave Hay Learning Rust - because Kata
28 2021-07-04 Dave Hay Fun n' games breaking, and then fixing, containerd
44 2021-07-02 Dave Hay Learning new stuff each and every day - turning Markdown into man pages
27 2021-06-28 Dave Hay Docker Content Trust and the Case of the PEBCAK
27 2021-06-23 Dave Hay More fun with containerd and the ctr tool
31 2021-06-17 Dave Hay Networking notworking on Ubuntu ?
34 2021-06-16 Dave Hay Aurélie Vache's Series - Some really useful learnings ...
44 2021-06-14 Dave Hay Design, build, and deploy universal application images
16 2021-06-10 Dave Hay Tinkering with containerd and the ctr tool
16 2021-06-09 Dave Hay Tinkering with OpenLDAP on Docker on Ubuntu
23 2021-06-09 Dave Hay Bash and fun with escape characters
27 2021-06-06 Dave Hay Doh, Kubernetes fails to run due to a lack of ...
11 2021-06-06 Dave Hay TIL: How do I find the requisite information to join a Compute Node to an existing K8s Cluster ?
15 2021-06-06 Dave Hay Why won't Kubernetes kubelet come up ?
10 2021-06-06 Dave Hay Wrangling Kubernetes using crictl
29 2021-06-03 Dave Hay Apple Remote - tell the telly to turn the heck off !
22 2021-06-02 Dave Hay Now that I did not know - using pushd and popd to navigate the Bourne Again Shell (BASH)
17 2021-06-01 Dave Hay Inspecting certificates using OpenSSL and a variant of grep
11 2021-06-01 Dave Hay Building Kubernetes on Linux on IBM Z - it's a matter of trust ...
9 2021-06-01 Dave Hay Kata Containers and Ubuntu Linux - lessons learned - 4/many
9 2021-06-01 Dave Hay Kata Containers and Ubuntu Linux - lessons learned - 3/many - a WIP
10 2021-06-01 Dave Hay Kata Containers and Ubuntu Linux - lessons learned - 2/many
18 2021-06-01 Dave Hay Kata Containers and Ubuntu Linux - lessons learned - 1/many
29 2021-05-17 Dave Hay Calico Node, more like Calico No
29 2021-05-13 Dave Hay Grubbing about with Grub on Ubuntu 20.04
17 2021-05-11 Dave Hay Tinkering with containerd on Linux - "cannot delete a non stopped container"
24 2021-05-10 Dave Hay Kubernetes - debugging the API Server - and there's more
24 2021-05-07 Dave Hay Debugging Kubernetes - some things for me to remember ....
56 2021-04-26 Dave Hay Wow, SSHD on Synology - fun and games
46 2021-04-14 Dave Hay New day, new Docker, new capability - image scanning
88 2021-04-09 Dave Hay Penny dropped - why is my job immutable ?
65 2021-03-17 Dave Hay Not in Kansas anymore - apparently I don't exist
34 2021-03-16 Dave Hay Two of my favourite things - Kubernetes and jq
51 2021-03-04 Dave Hay Gah, again with the ImagePullBackOff
27 2021-03-02 Dave Hay Fun with IBM Container Registry, Vulnerability Advisor and Nginx
33 2021-02-23 Dave Hay Munging Dockerfiles using sed
25 2021-02-17 Dave Hay Tinkering with YQ, it's like JQ but for YAML rather than JSON
36 2021-02-15 Dave Hay JQ - more filtering, more fun
31 2021-02-15 Dave Hay I learn something new each and every day - finding big files on macOS
20 2021-02-11 Dave Hay Gah, ImagePullBackOff with Calico CNI running on Kubernetes
39 2021-02-10 Dave Hay Argh, Kubernetes and YAML hell
30 2021-01-27 Dave Hay More about jq - this time it's searching for stuff
26 2021-01-27 Dave Hay JQ - Syntax on macOS vs. Linux
17 2021-01-23 Dave Hay More about K8s medium-strength ciphers and Kube Scheduler
23 2021-01-23 Dave Hay Scripts for a future me - grabbing a container's IP address
31 2021-01-15 Dave Hay JQ saves me time AND typing
54 2021-01-05 Dave Hay HTTP 403 - Unauthorized - REST API being hexed ...
36 2020-12-30 Dave Hay Microsoft Visual Studio Code and Go - compiler says "No" - "main redeclared in this block" -
42 2020-12-22 Dave Hay Kubernetes on IBM Z - Flannel says "No"
46 2020-12-20 Dave Hay Today I learned ... when is Bash not Bash ?
37 2020-12-20 Dave Hay RESTing rather than wrestling with Jenkins
19 2020-12-16 Dave Hay Connecting to IBM Db2 from SQuirreLSQL on macOS
22 2020-12-11 Dave Hay Want to learn IBM Cloudant ? Check out YouTube ....
51 2020-12-03 Dave Hay TIL - how to print from  Notes in iOS and iPadOS 14.2
64 2020-11-26 Dave Hay Back in the day - PuTTY and Windows and RDP
19 2020-11-23 Dave Hay Tinkering with Spotlight disk indexing in macOS 11 Big Sur
44 2020-11-21 Dave Hay Synology NAS via Ethernet - more fun n' games
44 2020-11-20 Dave Hay macOS 11 Big Sur and Kernel Extensions - down the rabbit hole I go ....
16 2020-11-13 Dave Hay Inspecting Kubernetes Worker nodes - a Work-in-Progress
15 2020-11-13 Dave Hay Yet more fun and goodness with Cloudant and couchimport
17 2020-11-12 Dave Hay Random weirdness with OpenSSL on Ubuntu 18.04.5
19 2020-11-11 Dave Hay More with Cloudant - Serverless web application and API
22 2020-11-11 Dave Hay macOS Software Versioning and Updating from the command-line
26 2020-11-10 Dave Hay Want to know a little more about Red Hat OpenShift Container Platform ?
28 2020-11-06 Dave Hay Backslash broke my Cloudant
19 2020-11-05 Dave Hay More on Cloudant - things to read
22 2020-11-05 Dave Hay Cloudy databases - Back with Cloudant on IBM Cloud
22 2020-11-03 Dave Hay UrbanCode Deploy - Using the query symbol to reference properties
48 2020-11-02 Dave Hay IBM UrbanCode Deploy - it's been a while ...
30 2020-10-31 Dave Hay Digging into certificate expiration using OpenSSL
19 2020-10-30 Dave Hay Every Day Is A School Day - Changing metadata on movie files ...
18 2020-10-30 Dave Hay Sharing media libraries between Apple Macs - d'oh, I'm holding it wrong
36 2020-10-24 Dave Hay Ubuntu upgrades - dealing with things that don't get upgraded
26 2020-10-24 Dave Hay Mitigating "SSL Medium Strength Cipher Suites Supported" warnings from Nessus scans
33 2020-10-20 Dave Hay macOS and the `networksetup` command - now I did not know that
20 2020-10-16 Dave Hay Tinkering with Tekton - A useful read
31 2020-10-14 Dave Hay Tinkering with Docker and relative vs. absolute paths for volume mounting
18 2020-10-14 Dave Hay More on SonarQube - RESTing on my laurels
40 2020-10-13 Dave Hay VMware Fusion - Toggling back and forth...
23 2020-10-12 Dave Hay More about SonarQube and scanning Java source code ....
32 2020-10-08 Dave Hay Talking with tree - on the Mac
26 2020-10-08 Dave Hay Getting to grips with Maven - in five minutes ...
22 2020-10-07 Dave Hay Tinkering with SonarQube for code-scanning shell scripts ...
18 2020-10-03 Dave Hay Docker Content Trust and the case of the strange errors e.g. "read/write on closed pipe"
24 2020-10-01 Dave Hay "Permission denied" - Docker and permissions and PostgreSQL
30 2020-09-26 Dave Hay It's been a while, tinkering with IBM MQ and scripting ...
47 2020-09-25 Dave Hay Apple AirPods Suck ... no, read on, it's not what you think....
18 2020-09-21 Dave Hay Debugging Kubernetes DNS
28 2020-09-21 Dave Hay SSL and Ciphers on my Synology DiskStation
17 2020-09-21 Dave Hay Playing with Overcast podcasting app on iOS 14
36 2020-09-12 Dave Hay TIL checking your routing tables on Ubuntu
36 2020-09-10 Dave Hay More fun with adding users on Ubuntu




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