Re: [ilugd] Syncing Servers

2009-01-11 Thread Arun Khan
Interesting discussion, please share the setup of whatever solution you adopt eventually. -- Arun Khan ___ ilugd mailinglist -- ilugd@lists.linux-delhi.org http://frodo.hserus.net/mailman/listinfo/ilugd Archives at:

Re: [ilugd] Syncing Servers

2009-01-11 Thread Goldwyn Rodrigues
On Sat, Jan 10, 2009 at 9:43 PM, Niyaz lists.ni...@gmail.com wrote: Hi, I need your suggestions friends. My friend has two machines which he wants to use as test LAMP servers. He would also use the same machines as a mail servers. He wants to keep the two machine in sync so that if one of

[ilugd] Syncing Servers

2009-01-10 Thread Niyaz
Hi, I need your suggestions friends. My friend has two machines which he wants to use as test LAMP servers. He would also use the same machines as a mail servers. He wants to keep the two machine in sync so that if one of those fails (for any reason) the mails and LAMP business keep going on the

Re: [ilugd] Syncing Servers

2009-01-10 Thread narendra sisodiya
I think, rsync can help have a rysn server on primary machine.. ___ ilugd mailinglist -- ilugd@lists.linux-delhi.org http://frodo.hserus.net/mailman/listinfo/ilugd Archives at: http://news.gmane.org/gmane.user-groups.linux.delhi

Re: [ilugd] Syncing Servers

2009-01-10 Thread Niyaz
On Sat, 2009-01-10 at 22:21 +0530, narendra sisodiya wrote: I think, rsync can help have a rysn server on primary machine.. Thank you for the suggestion, i am reading about it. ___ ilugd mailinglist -- ilugd@lists.linux-delhi.org

Re: [ilugd] Syncing Servers

2009-01-10 Thread Ramkumar R
My friend has two machines which he wants to use as test LAMP servers. He would also use the same machines as a mail servers. He wants to keep the two machine in sync so that if one of those fails (for any reason) the mails and LAMP business keep going on the other machine. Assuming he's

Re: [ilugd] Syncing Servers

2009-01-10 Thread Niyaz
On Sat, 2009-01-10 at 22:59 +0530, Ramkumar R wrote: My friend has two machines which he wants to use as test LAMP servers. He would also use the same machines as a mail servers. He wants to keep the two machine in sync so that if one of those fails (for any reason) the mails and LAMP

Re: [ilugd] Syncing Servers

2009-01-10 Thread narendra sisodiya
On Sat, Jan 10, 2009 at 11:10 PM, Angad Singh an...@angadsingh.in wrote: -Rsync for sync'ing files -mysql replication for syncing the database I was not aware of this , for a perfect HA backup system, what other constraint we need to consider ? and you need a high availablility clustering

Re: [ilugd] Syncing Servers

2009-01-10 Thread Angad Singh
-Rsync for sync'ing files -mysql replication for syncing the database and you need a high availablility clustering agent to get that always-available behaviour. On Sat, Jan 10, 2009 at 11:07 PM, Niyaz lists.ni...@gmail.com wrote: On Sat, 2009-01-10 at 22:59 +0530, Ramkumar R wrote: My

Re: [ilugd] Syncing Servers

2009-01-10 Thread Niyaz
On Sat, 2009-01-10 at 23:29 +0530, narendra sisodiya wrote: On Sat, Jan 10, 2009 at 11:10 PM, Angad Singh an...@angadsingh.in wrote: -Rsync for sync'ing files -mysql replication for syncing the database I was not aware of this , for a perfect HA backup system, what other constraint we

Re: [ilugd] Syncing Servers

2009-01-10 Thread Raj Mathur
On Saturday 10 Jan 2009, narendra sisodiya wrote: I was not aware of this , for a perfect HA backup system, what other constraint we need to consider ? The first thing you need for high availability is data sharing. If the applications permit it, you can have separate stores and

Re: [ilugd] Syncing Servers

2009-01-10 Thread vikram ranade
The first step would be to ensure that the data used by the lamp applications and mail servers is replicated on both the machines in near real time. this can be done thru DRBD and a network share like (NFS or iscsi) DRBD is kind of a RAID 1 over a network.If one of the drives or servers goes down