Archive for the ‘linux’ Category

Moving to another cloud

We are in the process of migrating one of our backend dataprocessing servers from a legacy hosting company in NYC to Contegix.  What’s unusual about this transition is that we’re moving the machine onto Contegix’s new cloud platform rather to a traditional server.  We’ve noticed a few things already.  When we were copying over a [...]

doing a tail on rotating log files

We learned something today, not something new, but new to us. If you do a tail -f to view the end of a log file, it all goes great until your logging system rotates out the file. Then you’re stuck wondering if the program has halted or if your ssh connection died or [...]

Congrats to Contegix

I’ve been accused by a few people of being a Contegix fanboi, which is an label that I completely accept and agree with.  We’ve been hosting with them for around two and a half years after I decided that I didn’t want to handle a growing cluster of machines myself.  Since I ran a small [...]

How Big is that Process?

As I have, you might be tempted to think that top “VIRT” and ps “VSZ” values represent the entire size of a process, including all shared libraries and swapped-out data. Today, we learned that this can’t possibly be the case:

top – 14:41:53 up 86 days, 3:22, 3 users, load average: 13.57, [...]