Re: [firebird-support] DRBD

2014-12-10 Thread Michael Weissenbacher m...@dermichi.com [firebird-support]
Hi! 1. Does anyone know if Firebird + DRBD is a thing or am I ploughing my own furrow? I have it working flawlessly for 5+ years here. DRBD + XFS + Firebird Databases on 2 Cluster nodes with Heartbeat / Pacemaker. 2. Can anyone suggest a way that I could try to induce database killing

Re: [firebird-support] DRBD

2014-12-10 Thread Alexey Kovyazin a...@ib-aid.com [firebird-support]
Hi All, 1. Does anyone know if Firebird + DRBD is a thing or am I ploughing my own furrow? I have it working flawlessly for 5+ years here. DRBD + XFS + Firebird Databases on 2 Cluster nodes with Heartbeat / Pacemaker. The more interesting question is how database corruption will be

Re: [firebird-support] DRBD

2014-12-10 Thread wobble...@yahoo.co.uk [firebird-support]
So, did you make experiments with sudden reboot of one of the nodes with simultaneous high load (inserting or updating a lot of records)? Hi Alexey, That's pretty much the only test that we've tried in several different ways. The problem is that Firebird is just too reliable, so I don't

Re: [firebird-support] DRBD

2014-12-10 Thread Alexey Kovyazin a...@ib-aid.com [firebird-support]
Ian, My next test, hopefully tomorrow, will be to turn Forced Writes off, and kill the link in the 5 second time between doing stuff and the OS deciding to do anything with it, but I think I'm still on a hiding to nothing unless I can get the packets to drop part way through the