A.M. wrote:
> That said, if postgresql is paging out, the DBA probably has postgresql
> or the server misconfigured.
Keep in mind that "paging in" in this context also means moving stuff
from plain RAM into cache.
--
Alvaro Herrerahttp://www.CommandPrompt.com/
T
On Mar 11, 2009, at 3:18 PM, Grzegorz Jaskiewicz wrote:
On 11 Mar 2009, at 13:51, Marko Kreen wrote:
Linux kernel is moving to use -Os everywhere. AFAIK their argument
is
that kernel code should not be doing anything CPU-intensive, thus
minimal cache usage is more important than unrolled
On 11 Mar 2009, at 13:51, Marko Kreen wrote:
Linux kernel is moving to use -Os everywhere. AFAIK their argument is
that kernel code should not be doing anything CPU-intensive, thus
minimal cache usage is more important than unrolled loops.
This also seems to hint that -Os is not really approp
On 3/11/09, Tom Lane wrote:
> Heikki Linnakangas writes:
> > Nikhil Sontakke wrote:
> >> I was wondering why -Os is not used in place of -O2 while compiling the
> >> Postgres sources with gcc.
>
>
> > There's no free lunch.
>
>
> In any case, this sort of choice is generally something that oug
On Wed, Mar 11, 2009 at 12:42 PM, Tom Lane wrote:
> As far as I know, though, -Os
> is not the preferred choice in any distro, which ought to tell you
> something ...
Unless of course you include distributions like ucLinux or emDebian
which only proves the point.
--
greg
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Sent via pgsql-hac
Heikki Linnakangas writes:
> Nikhil Sontakke wrote:
>> I was wondering why -Os is not used in place of -O2 while compiling the
>> Postgres sources with gcc.
> There's no free lunch.
In any case, this sort of choice is generally something that ought to be
applied at a distro level. If, say, Fedo
Nikhil Sontakke wrote:
I was wondering why -Os is not used in place of -O2 while compiling the
Postgres sources with gcc. I prepared 2 install directories by respectively
using -Os and -O2 flags and in the former case it seems to reduce the
install footprint by about 1MB or so. Agreed this is not
Hi,
I was wondering why -Os is not used in place of -O2 while compiling the
Postgres sources with gcc. I prepared 2 install directories by respectively
using -Os and -O2 flags and in the former case it seems to reduce the
install footprint by about 1MB or so. Agreed this is not significant for
nor