Re: [GENERAL] pgrestore command

2014-03-01 Thread Michael Paquier
On Sat, Mar 1, 2014 at 3:23 AM, John R Pierce wrote: > On 2/28/2014 5:06 AM, Michael Paquier wrote: >> >> You could expect a loss of 20% at I/O level by using a virtualized >> environment compared to a physical server with similar hardware (rule >> of thumb, number more or less general by experien

Re: [GENERAL] pgrestore command

2014-02-28 Thread John R Pierce
On 2/28/2014 5:06 AM, Michael Paquier wrote: You could expect a loss of 20% at I/O level by using a virtualized environment compared to a physical server with similar hardware (rule of thumb, number more or less general by experience). and that could be 200% or more if there is IO and/or CPU co

Re: [GENERAL] pgrestore command

2014-02-28 Thread Michael Paquier
On Fri, Feb 28, 2014 at 4:41 PM, Arun P.L wrote: > Hi > > Is there any chances for any performance issues with pg_restore when > changing the servers, like openvz, xen, etc.? You could expect a loss of 20% at I/O level by using a virtualized environment compared to a physical server with similar h

[GENERAL] pgrestore command

2014-02-27 Thread Arun P . L
Hi Is there any chances for any performance issues with pg_restore when changing the servers, like openvz, xen, etc.? Will the server difference make the time of restore longer in this case? ThanksArun