Adventures in Container Sharding – SQLite performance problem and the pivot point.

Hey world it’s been a while, turns out I’m not much of a blogger. But I know how useful for myself it is to do write-ups occasionally so I can actually find them later.. having said that. In my last post I mentioned I was an OpenStack Developer.. and it’s…

NTLM Authentication in Squid using Winbind.

Some old windows servers require authentication through the old NTLM protocol, luckily with the help from squid, samba and winbind we can do this under Linux. Some URLs a much of this information was gathered from are: http://wiki.squid-cache.org/ConfigExamples/Authenticate/NtlmCentOS5 http://wiki.squid-cache.org/ConfigExamples/Authenticate/Ntlm HOW TO In order to authenticate through winbind we will be…

Posfix – Making sense of delays in mail

The maillog The maillog is easy enough to follow, but when you understand what all the delay and delays numbers mean then this may help really understand what is going on! A standard email entry in postfix looks like: Jan 10 10:00:00 testmtr postfix/smtp[20123]: 34A1B160852B: to=, relay=mx1.example.lan[1.2.3.4]:25, delay=0.49, delays=0.2/0/0.04/0.25, dsn=2.0.0,…