How to debug “ImagePullBackOff”?

You can use the ‘describe pod‘ syntax For OpenShift use: For vanilla Kubernetes: Examine the events of the output. In my case it shows Back-off pulling image unreachableserver/nginx:1.14.22222 In this case the image unreachableserver/nginx:1.14.22222 can not be pulled from the Internet because there is no Docker registry unreachableserver and the image nginx:1.14.22222 does not exist. … Read more

Memcached vs. Redis?

Summary (TL;DR) Updated June 3rd, 2017 Redis is more powerful, more popular, and better supported than memcached. Memcached can only do a small fraction of the things Redis can do. Redis is better even where their features overlap. For anything new, use Redis. Memcached vs Redis: Direct Comparison Both tools are powerful, fast, in-memory data … Read more

Git : fatal: Could not read from remote repository. Please make sure you have the correct access rights and the repository exists

I asked in the discussion: does ssh -T [email protected] ouput the same username (in Hi [My Username]!) as in the one used for the ssh url of your repo ([email protected]:username/repo.git)? Sorry It not showing same name That means somehow the credentials have changed. One solution would be to at least copy %HOME%\.ssh\id_rsa.pub in the SSH … Read more

What do I do when my program crashes with exception 0xc0000005 at address 0?

My Delphi program runs as an NT service and has been running fine for more than 2 months and then it stops suddenly and generates a crash dump: Faulting application name: tca_shctisvc_ip.exe, version: 7.1.0.1843, time stamp: 0x2a425e19 Faulting module name: unknown, version: 0.0.0.0, time stamp: 0x00000000 Exception code: 0xc0000005 Fault offset: 0x00000000 There were no … Read more