strace -p is your friend

So there I was, trying to use a serial port on a node which was connected to a serial port on a switch. Which I needed to properly configure the switch. So I light up minicom and get garbage. Great, a baud rate mismatch, easily fixed. Fix it. Connect again. I get the first 10-12 […]

On expectations

This has happened multiple times over the last few months. Just variations on the theme as it were, so I’ll talk about the theme. The day job builds some of the fastest systems for storage and analytics in market. We pride ourselves on being able to make things go very … very fast. If its […]

Raw Unapologetic Firepower: kdb+ from @Kx

While the day job builds (hyperconverged) appliances for big data analytics and storage, our partners build the tools that enable users to work easily with astounding quantities of data, and do so very rapidly, and without a great deal of code. I’ve always been amazed at the raw power in this tool. Think of a […]

Systemd and non-desktop scenarios

So we’ve been using Debian 8 as the basis of our SIOS v2 system. Debian has a number of very strong features that make it a fantastic basis for developing a platform … for one, it doesn’t have significant negative baggage/technical debt associated with poor design decisions early on in the development of the system […]

You can’t win

Like that old joke about the patient going to the Doctor for a pain … Patient: Doctor, it hurts when I do this (does some action which hurts) Doctor: Don’t do it then Imagine if you will, a patient whom, after being told what is wrong, and why it hurts, and what to do about […]

new SIOS feature: compressed ram image for OS

Most people use squashfs which creates a read-only (immutable) boot environment. Nothing wrong with this, but this forces you to have an overlay file system if you want to write. Which complicates things … not to mention when you overwrite too much, and run out of available inodes on the overlayfs. Then your file system […]