Re: [GENERAL] WAL logs multiplexing?

2005-12-29 Thread Simon Riggs
On Thu, 2005-12-29 at 10:47 +0300, Dmitry Panov wrote: > On Wed, 2005-12-28 at 11:05 -0500, Tom Lane wrote: > > Dmitry Panov <[EMAIL PROTECTED]> writes: > > > Yes, but if the server has crashed earlier the script won't be called > > > and if the filesystem can't be recovered the changes will be los

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Trent Shipley
On Wednesday 2005-12-28 05:38, Martijn van Oosterhout wrote: > On Wed, Dec 28, 2005 at 03:17:40PM +0300, Dmitry Panov wrote: > > I'm currently considering setting up online backup procedure and I > > thought maybe it would be a useful feature if the online logs could be > > written into more than o

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Dmitry Panov
On Wed, 2005-12-28 at 16:38 +, Ian Harding wrote: > On 12/28/05, Dmitry Panov <[EMAIL PROTECTED]> wrote: > > On Wed, 2005-12-28 at 11:05 -0500, Tom Lane wrote: > > > Dmitry Panov <[EMAIL PROTECTED]> writes: > > > > Yes, but if the server has crashed earlier the script won't be called > > > > an

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Ian Harding
On 12/28/05, Dmitry Panov <[EMAIL PROTECTED]> wrote: > On Wed, 2005-12-28 at 11:05 -0500, Tom Lane wrote: > > Dmitry Panov <[EMAIL PROTECTED]> writes: > > > Yes, but if the server has crashed earlier the script won't be called > > > and if the filesystem can't be recovered the changes will be lost.

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Dmitry Panov
On Wed, 2005-12-28 at 11:05 -0500, Tom Lane wrote: > Dmitry Panov <[EMAIL PROTECTED]> writes: > > Yes, but if the server has crashed earlier the script won't be called > > and if the filesystem can't be recovered the changes will be lost. My > > point is the server should write into both (or more)

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Tom Lane
Dmitry Panov <[EMAIL PROTECTED]> writes: > Yes, but if the server has crashed earlier the script won't be called > and if the filesystem can't be recovered the changes will be lost. My > point is the server should write into both (or more) files at the same > time. As for that, I agree with the ot

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Dmitry Panov
On Wed, 2005-12-28 at 10:39 -0500, Tom Lane wrote: > Dmitry Panov <[EMAIL PROTECTED]> writes: > > I'm currently considering setting up online backup procedure and I > > thought maybe it would be a useful feature if the online logs could be > > written into more than one place (something like oracle

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Tom Lane
Dmitry Panov <[EMAIL PROTECTED]> writes: > I'm currently considering setting up online backup procedure and I > thought maybe it would be a useful feature if the online logs could be > written into more than one place (something like oracle redo logs > multiplexing). You can do whatever you want

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Ian Harding
On 12/28/05, Dmitry Panov <[EMAIL PROTECTED]> wrote: > On Wed, 2005-12-28 at 13:38 +0100, Martijn van Oosterhout wrote: > > On Wed, Dec 28, 2005 at 03:17:40PM +0300, Dmitry Panov wrote: > > > I'm currently considering setting up online backup procedure and I > > > thought maybe it would be a useful

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Dmitry Panov
On Wed, 2005-12-28 at 13:38 +0100, Martijn van Oosterhout wrote: > On Wed, Dec 28, 2005 at 03:17:40PM +0300, Dmitry Panov wrote: > > I'm currently considering setting up online backup procedure and I > > thought maybe it would be a useful feature if the online logs could be > > written into more th

Re: [GENERAL] WAL logs multiplexing?

2005-12-28 Thread Martijn van Oosterhout
On Wed, Dec 28, 2005 at 03:17:40PM +0300, Dmitry Panov wrote: > I'm currently considering setting up online backup procedure and I > thought maybe it would be a useful feature if the online logs could be > written into more than one place (something like oracle redo logs > multiplexing). > > If I

[GENERAL] WAL logs multiplexing?

2005-12-28 Thread Dmitry Panov
Hi, I'm currently considering setting up online backup procedure and I thought maybe it would be a useful feature if the online logs could be written into more than one place (something like oracle redo logs multiplexing). If I got it right if the server's filesystem crashes completely then the

Re: [GENERAL] Wal logs

2004-07-29 Thread Bruce Momjian
6 PM > To: Jason Tesser > Cc: [EMAIL PROTECTED] > Subject: Re: [GENERAL] Wal logs > Jason Tesser wrote: > > This question may seem trivial but how do I rebuild a database with the > > wal logs? > > You can't, but with 7.5 you can archive those logs and use

Re: [GENERAL] Wal logs

2004-07-29 Thread Jason Tesser
how -Original Message- From: Bruce Momjian [mailto:[EMAIL PROTECTED] Sent: Thu 7/29/2004 7:56 PM To: Jason Tesser Cc: [EMAIL PROTECTED] Subject:Re: [GENERAL] Wal logs Jason Tesser wrote: > This question may seem trivial but how do I rebuild a database with the &g

Re: [GENERAL] Wal logs

2004-07-29 Thread Bruce Momjian
Jason Tesser wrote: > This question may seem trivial but how do I rebuild a database with the > wal logs? You can't, but with 7.5 you can archive those logs and use them and a recent backup for point-in-time recovery. -- Bruce Momjian| http://candle.pha.pa.us [EMAIL

[GENERAL] Wal logs

2004-07-29 Thread Jason Tesser
This question may seem trivial but how do I rebuild a database with the wal logs? ---(end of broadcast)--- TIP 6: Have you searched our list archives? http://archives.postgresql.org

Re: [GENERAL] Wal logs continued...

2001-05-14 Thread Tom Lane
Barry Lind <[EMAIL PROTECTED]> writes: > Given what you say below, I think there is a documentation bug then. In > Section 9.3 of the Administrators Guide it says: > "After a checkpoint has been made, any log segments written before the > redo record are removed, so checkpoints are used to fre

[GENERAL] Wal logs continued...

2001-05-14 Thread webb sprague
Earlier I posted with my problems about the WAL logs eating up all my diskspace. I tried the solutions offered--checkpoint after a big copy and shortening the time between flushes. They helped somewhat. Unfortunately, the problem snow seems to happen when I vacuum-analyze after a big delete.