Re: [Astlinux-users] RAMdisk and HA

2017-07-09 Thread Michael Knill
Yes agreed! Regards Michael Knill From: Darrick Hartman Reply-To: AstLinux List Date: Monday, 10 July 2017 at 12:53 pm To: AstLinux List Subject: Re: [Astlinux-users] RAMdisk and HA Michael, I think the best HA middleware would be the enterprise license of VMware. With the next major releas

Re: [Astlinux-users] RAMdisk and HA

2017-07-09 Thread Darrick Hartman
Michael, I think the best HA middleware would be the enterprise license of VMware. With the next major release, AstLinux supports openvmtools which should allow guest fail over to a different VM host if there is a hardware issue with the original host. We had some scripts to do some “duct tape

Re: [Astlinux-users] RAMdisk and HA

2017-07-09 Thread Michael Knill
Hi Mehdi 1. Im interested in your requirements here. Are you having performance issues with the current setup? Are the DB lookups your bottleneck? Are you using an SSD? 2. Astlinux supports WAN failover only. There are a few articles available regarding solutions for Asterisk HA but it i

Re: [Astlinux-users] RAMdisk and HA

2017-07-09 Thread Lonnie Abelbeck
I don't know the low-level details how Asterisk and SQLite (astdb) writes occur ... are they synchronous or asynchronous ? is the data flushed to disk after a write ? Also, it is possible using ODBC with a SQLite3 backend would have better performance than using Asterisk astdb ... Asterisk ODB

Re: [Astlinux-users] RAMdisk and HA

2017-07-09 Thread David Kerr
I'm still curious as to why astdb needs to be on ramdisk. I also read from astdb several times for every incoming call, but I don't write to it. And Linux does a lot of filesystem cacheing... essentially the linux kernel uses every available byte of ram to cache data and programs so that you are