MySQL, OOM killer, overcommitting and other memory related issues

It started with an error message This post is a bit of a coredump of myself attempting to resolve a sudden web server failure. And even more important, understand why it happened (check on that) and try avoiding it from happening in the future (not as lucky there). I’ve noticed that there are many threads [...]

AudioCodes MP202B hacking notes (Netvision)

This is a no-go These are notes during my failed attempts to turn an old (2011?) Israeli ISP provider’s SIP adapter (MP202B, provided by Netvision) into one that works with any SIP provider. The first step is to get access of its configuration, and that’s exactly where it stopped. Netvision has taken action to prevent [...]