Re: fault tolerant web servers on freebsd

2010-04-08 Thread Robert Joosten
Hi, > Let's say i need to run a few php/sql based web sites and I would like > to maintain uptime of about 99,99% per month. > From what You say I need some level of HA system, to maintain the > required uptime. Okay > (i'm skiping (..) network issues at the moment). Then you won't succeed.

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Marek 'Buki' Kozlovský
On Wed, Apr 07, 2010 at 08:37:14AM +0100, Matthew Seaman wrote: [snip] > >> Out of curiosity: have you considered MySQL Cluster: > >> http://en.wikipedia.org/wiki/MySQL_Cluster > >> http://www.mysql.com/products/database/cluster/faq.html > >> > >> If yes, can you share your evaluation results? > >>

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Alban Hertroys
On 7 Apr 2010, at 8:05, Aristedes Maniatis wrote: > Until we get to 'database' everything is HA and quite easy to build and > manage. Having a clustered database solution is expensive and beyond most > smallish budgets. mysql and postgresql don't have anything available that is > quite ready ye

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Paul Procacci
On 4/7/2010 2:37 AM, Matthew Seaman wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 07/04/2010 08:15:16, Joshua Boyd wrote: On Wed, Apr 7, 2010 at 3:00 AM, Andriy Gapon wrote: on 07/04/2010 09:05 Aristedes Maniatis said the following: Until we get to 'database' everything is HA a

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Matthew Seaman
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 07/04/2010 08:15:16, Joshua Boyd wrote: > On Wed, Apr 7, 2010 at 3:00 AM, Andriy Gapon wrote: > >> on 07/04/2010 09:05 Aristedes Maniatis said the following: >>> Until we get to 'database' everything is HA and quite easy to build and >>> manage. H

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Aristedes Maniatis
On 7/04/10 5:00 PM, Andriy Gapon wrote: on 07/04/2010 09:05 Aristedes Maniatis said the following: Until we get to 'database' everything is HA and quite easy to build and manage. Having a clustered database solution is expensive and beyond most smallish budgets. mysql and postgresql don't have a

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Joshua Boyd
On Wed, Apr 7, 2010 at 3:00 AM, Andriy Gapon wrote: > on 07/04/2010 09:05 Aristedes Maniatis said the following: > > Until we get to 'database' everything is HA and quite easy to build and > > manage. Having a clustered database solution is expensive and beyond > > most smallish budgets. mysql an

Re: fault tolerant web servers on freebsd

2010-04-07 Thread Andriy Gapon
on 07/04/2010 09:05 Aristedes Maniatis said the following: > Until we get to 'database' everything is HA and quite easy to build and > manage. Having a clustered database solution is expensive and beyond > most smallish budgets. mysql and postgresql don't have anything > available that is quite rea

Re: fault tolerant web servers on freebsd

2010-04-06 Thread Aristedes Maniatis
On 6/04/10 7:10 AM, Maciej Jan Broniarz wrote: W dniu 10-04-05 22:43, jfar...@goldsword.com pisze: Quoting Maciej Jan Broniarz : W dniu 10-04-05 22:08, Tonix (Antonio Nati) pisze: Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: So first you have to define your w

Re: fault tolerant web servers on freebsd

2010-04-06 Thread Chuck Swiger
On Apr 5, 2010, at 2:10 PM, Maciej Jan Broniarz wrote: > W dniu 10-04-05 22:43, jfar...@goldsword.com pisze: >> Quoting Maciej Jan Broniarz : >> So first you have to define your workload, then define what errors you >> must avoid or allow, and then define how to deal with failures, errors, >> etc.

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Mehmet Erol Sanliturk
On Mon, Apr 5, 2010 at 7:29 AM, Maciej Jan Broniarz wrote: > Hi All, > > I am thinking about building a fault tolerant web servers running FreeBSD. > The servers would be serving web sites using jails+apache+php+mysql. > Would anyone be so kind, as to give me some advice about building such a > so

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Adam Vande More
On Mon, Apr 5, 2010 at 4:10 PM, Maciej Jan Broniarz wrote: > > Let's say i need to run a few php/sql based web sites and I would like to > maintain uptime of about 99,99% per month. No matter how good the hardware - > it will always fail at some time. My goal is to build a system, that can > maint

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Maciej Jan Broniarz
W dniu 10-04-05 22:43, jfar...@goldsword.com pisze: Quoting Maciej Jan Broniarz : W dniu 10-04-05 22:08, Tonix (Antonio Nati) pisze: Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: So first you have to define your workload, then define what errors you must avoid

Re: fault tolerant web servers on freebsd

2010-04-05 Thread jfarmer
Quoting Maciej Jan Broniarz : W dniu 10-04-05 22:08, Tonix (Antonio Nati) pisze: Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: Just to use exact words, fault toulerancy is not possible with any FreeBSD/Linux O.S. F.T. means outage can occur in every moment, but al

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Tonix (Antonio Nati)
Maciej Jan Broniarz ha scritto: W dniu 10-04-05 22:08, Tonix (Antonio Nati) pisze: Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: > Just to use exact words, fault toulerancy is not possible with any FreeBSD/Linux O.S. F.T. means outage can occur in every moment, bu

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Maciej Jan Broniarz
W dniu 10-04-05 22:08, Tonix (Antonio Nati) pisze: Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: > Just to use exact words, fault toulerancy is not possible with any FreeBSD/Linux O.S. F.T. means outage can occur in every moment, but all current operation will be a

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Tonix (Antonio Nati)
Maciej Jan Broniarz ha scritto: W dniu 10-04-05 17:45, Mike Jakubik pisze: You may want to check out carp(4). http://www.freebsd.org/cgi/man.cgi?query=carp Thanks. Carp is fine, but I still have to figure out how to synchronize data on disks or in the database. Usign just carp would leave

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Pete French
> soulution similar to drbd+heartbeat on Linux? Geom_gate looks nice, but > I have no idea if it has been used in a production enviroment. I use it for production - it works nicely, but you wont get automatic failover that way. -pete. ___ freebsd-stab

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Andriy Gapon
on 05/04/2010 20:04 Maciej Jan Broniarz said the following: > W dniu 10-04-05 17:45, Mike Jakubik pisze: >> You may want to check out carp(4). >> >> http://www.freebsd.org/cgi/man.cgi?query=carp >> > > Thanks. Carp is fine, but I still have to figure out how to synchronize > data on disks or in th

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Maciej Jan Broniarz
W dniu 10-04-05 17:45, Mike Jakubik pisze: You may want to check out carp(4). http://www.freebsd.org/cgi/man.cgi?query=carp Thanks. Carp is fine, but I still have to figure out how to synchronize data on disks or in the database. Usign just carp would leave me with two separate databases c

Re: fault tolerant web servers on freebsd

2010-04-05 Thread Mike Jakubik
You may want to check out carp(4). http://www.freebsd.org/cgi/man.cgi?query=carp On 4/5/2010 7:29 AM, Maciej Jan Broniarz wrote: Hi All, I am thinking about building a fault tolerant web servers running FreeBSD. The servers would be serving web sites using jails+apache+php+mysql. Would anyone

fault tolerant web servers on freebsd

2010-04-05 Thread Maciej Jan Broniarz
Hi All, I am thinking about building a fault tolerant web servers running FreeBSD. The servers would be serving web sites using jails+apache+php+mysql. Would anyone be so kind, as to give me some advice about building such a solution? I have read a lot about freebsd cluster, but it was focused