Month: May 2018

  • grep using icmpv6 and ptrace?

    So in the line of ‘can you trust the upstream’, one of the docker containers I used to do a build causes this to be emitted to the kernel log. And I cannot fathom a legitimate reason grep would be doing either networking or ptrace. [1121294.488937] ICMPv6: process `grep’ is using deprecated sysctl (syscall) net.ipv6.neigh.eth0.base_reachable_time […]

  • The docker reach-around: hacking containers for fun and profit

    The docker reach-around: hacking containers for fun and profit

    OK. Those who know me know I use the term ‘hacker’ in the original RFC 1392 sense of the word, “A person who delights in having an intimate understanding of the internal workings of a system, computers and computer networks in particular.”, and not the Hollywood “This is Unix, I know this” where someone can just […]

  • xkcd expresses the enlightenment that comes from the onion peeling of containers

    xkcd expresses the enlightenment that comes from the onion peeling of containers

    Too good not to share. I wish I could draw stick figures!

  • Peeling the stinky onion that expresses the beautiful simplicity of cloud

    Peeling the stinky onion that expresses the beautiful simplicity of cloud

    With 1 line we can have a postgresql 10 image running. We stand on the shoulders of giants, and are efficient. Maybe we should take an early and long lunch after that exertion? I mean, why bother to poke under the covers? But what risks did we just introduce to our organisation? Lets take a […]

  • Cloud billing ~= Telco billing?

    Cloud billing ~= Telco billing?

    I have a ton of experience in telecom charging, rating, billing. I’ve testified before regulators on it, I’ve implemented it at carriers, I’ve given strategy sessions to telecom carrier board of directors on it. And one thing it is not is simple. Imagine the complexity of: my-circle/friends-and-family (zero-rate) evenings and weekends 611 services calls zero […]