On Wed, May 30, 2012 at 05:55:07PM -0400, Bruce Momjian wrote:
Seems buffers_alloc is the number of calls to StrategyGetBuffer(), which
tells how many time we have requested a buffer. Not sure how that helps
measure buffer pressure.
Once the linked list is empty, every request for a
Le jeudi 31 mai 2012 19:11:07, Bruce Momjian a écrit :
On Wed, May 30, 2012 at 05:55:07PM -0400, Bruce Momjian wrote:
Seems buffers_alloc is the number of calls to StrategyGetBuffer(),
which tells how many time we have requested a buffer. Not sure how
that helps measure buffer
On Thu, May 31, 2012 at 10:11 AM, Bruce Momjian br...@momjian.us wrote:
However, this doesn't help people configure shared buffers larger (e.g.
35%) if their working set is larger. Right now, I don't see how a user
would know this is happening. On the flip side, they might have a
smaller
As part of a blog, I started looking at how a user could measure the
pressure on shared buffers, e.g. how much are they being used, recycled,
etc.
They way you normally do it on older operating systems is to see how
many buffers on the free list (about to be reused) are reclaimed as
needed ---
On Wed, May 30, 2012 at 9:56 AM, Bruce Momjian br...@momjian.us wrote:
As part of a blog, I started looking at how a user could measure the
pressure on shared buffers, e.g. how much are they being used, recycled,
etc.
They way you normally do it on older operating systems is to see how
many
On Wed, May 30, 2012 at 10:38:10AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 9:56 AM, Bruce Momjian br...@momjian.us wrote:
As part of a blog, I started looking at how a user could measure the
pressure on shared buffers, e.g. how much are they being used, recycled,
etc.
They way
On Wed, May 30, 2012 at 10:57 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 10:38:10AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 9:56 AM, Bruce Momjian br...@momjian.us wrote:
As part of a blog, I started looking at how a user could measure the
pressure on shared
On Wed, May 30, 2012 at 11:06:45AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 10:57 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 10:38:10AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 9:56 AM, Bruce Momjian br...@momjian.us wrote:
As part of a blog, I
On Wed, May 30, 2012 at 11:23 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 11:06:45AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 10:57 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 10:38:10AM -0700, Jeff Janes wrote:
Isn't that what the
On Wed, May 30, 2012 at 11:51:23AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 11:23 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 11:06:45AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 10:57 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at
On Wed, May 30, 2012 at 2:55 PM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 11:51:23AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 11:23 AM, Bruce Momjian br...@momjian.us wrote:
On Wed, May 30, 2012 at 11:06:45AM -0700, Jeff Janes wrote:
On Wed, May 30, 2012 at 10:57
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