Re: high performance, highly available web clusters

2004-05-24 Thread Marcel Hicking
--Friday, May 21, 2004 01:23:52 +1000 Russell Coker [EMAIL PROTECTED]: [...] My idea was to have a cron job watch the FTP logs to launch rsync. That way rsync would only try to copy the files that were most recently updated. There would be a daily rsync cron job to cover for any problems

Re: high performance, highly available web clusters

2004-05-24 Thread Marcel Hicking
--Friday, May 21, 2004 01:23:52 +1000 Russell Coker [EMAIL PROTECTED]: [...] My idea was to have a cron job watch the FTP logs to launch rsync. That way rsync would only try to copy the files that were most recently updated. There would be a daily rsync cron job to cover for any problems

Re: high performance, highly available web clusters

2004-05-21 Thread Jeremy Zawodny
On May 20, 2004, at 9:27 AM, David Wilk wrote: Now, here's the other question. Now that the web cluster can scale the static content ad infinitum, what about the dynamic content? What can be done with Mysql to load balance? currently they do what everyone does with two stand-alone Mysql servers

Re: high performance, highly available web clusters

2004-05-20 Thread John Keimel
On Wed, May 19, 2004 at 11:48:31PM -0600, David Wilk wrote: ... The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of MySQL servers. The current bottle-neck is, of course, the NFS servers. However, the entire

Re: high performance, highly available web clusters

2004-05-20 Thread David Wilk
On Thu, May 20, 2004 at 08:43:35AM -0400 or thereabouts, John Keimel wrote: Personally, I can't see the sense in replacing a set of NFS servers with individual disks. While you might save money going with local disks in the short run your maintenance costs (moreso the time cost than dollar

Re: high performance, highly available web clusters

2004-05-20 Thread Russell Coker
On Thu, 20 May 2004 15:48, David Wilk [EMAIL PROTECTED] wrote: The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of MySQL servers. The current bottle-neck is, of course, the NFS servers. However, the entire thing

Re: high performance, highly available web clusters

2004-05-20 Thread David Wilk
On Fri, May 21, 2004 at 01:23:52AM +1000 or thereabouts, Russell Coker wrote: On Thu, 20 May 2004 15:48, David Wilk [EMAIL PROTECTED] wrote: The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of MySQL servers.

Re: high performance, highly available web clusters

2004-05-20 Thread Jeremy Zawodny
On May 20, 2004, at 9:27 AM, David Wilk wrote: Now, here's the other question. Now that the web cluster can scale the static content ad infinitum, what about the dynamic content? What can be done with Mysql to load balance? currently they do what everyone does with two stand-alone Mysql servers

high performance, highly available web clusters

2004-05-20 Thread David Wilk
Howdy all, I am thinking about how to increase the capacity of a web cluster and was wondering if anyone out there had any experience with this type of thing. The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of

Re: high performance, highly available web clusters

2004-05-20 Thread John Keimel
On Wed, May 19, 2004 at 11:48:31PM -0600, David Wilk wrote: ... The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of MySQL servers. The current bottle-neck is, of course, the NFS servers. However, the entire

Re: high performance, highly available web clusters

2004-05-20 Thread David Wilk
On Thu, May 20, 2004 at 08:43:35AM -0400 or thereabouts, John Keimel wrote: Personally, I can't see the sense in replacing a set of NFS servers with individual disks. While you might save money going with local disks in the short run your maintenance costs (moreso the time cost than dollar

Re: high performance, highly available web clusters

2004-05-20 Thread David Wilk
On Fri, May 21, 2004 at 01:23:52AM +1000 or thereabouts, Russell Coker wrote: On Thu, 20 May 2004 15:48, David Wilk [EMAIL PROTECTED] wrote: The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of MySQL servers.

high performance, highly available web clusters

2004-05-19 Thread David Wilk
Howdy all, I am thinking about how to increase the capacity of a web cluster and was wondering if anyone out there had any experience with this type of thing. The cluster is comprised of a load-balancer, several web servers connected to a redundant pair of NFS servers and a redundant pair of