Re: 64-bit versus 32-bit kernel and different paging utilizations...

From: Bill Verzal (BVerzal@KOMATSUNA.COM)
Date: Wed Nov 12 2003 - 09:57:44 EST


(See attached file: Converting between 32 and 64 bit AIX Kernel.doc)
--------------------------------------------------------

"If everything is coming your way, then you are in the wrong lane"

Bill Verzal
AIX Administrator, Komatsu America
(847) 970-3726 - direct
(847) 970-4184 - fax

                      Mark Lamport
                      <lamport@KCMETRO. To: aix-l@Princeton.EDU
                      CC.MO.US> cc:
                      Sent by: IBM AIX Subject: Re: 64-bit versus 32-bit kernel and different paging utilizations...
                      Discussion List
                      <aix-l@Princeton.
                      EDU>

                      11/12/2003 08:45
                      AM
                      Please respond to
                      IBM AIX
                      Discussion List

No, but how do I enable the 64bit kernel? I enabled 64bit applications with
smit / system environments and thought the kernel was 64 too but,
<mcc6702>#ls -la /unix

lrwxrwxrwx 1 root system 21 Sep 13 17:04 /unix -> /usr/lib/boot/unix_mp

thanks.

Mark Lamport

----- Original Message -----
From: "Bill Verzal" <BVerzal@KOMATSUNA.COM>
Newsgroups: bit.listserv.aix-l
To: <aix-l@Princeton.EDU>
Sent: Wednesday, November 12, 2003 8:28 AM
Subject: 64-bit versus 32-bit kernel and different paging utilizations...

> sape:/ >ssh root@sap1a
> Last unsuccessful login: Fri Sep 12 01:45:12 CDT 2003 on /dev/pts/0 from
> sap80i
> Last login: Wed Nov 12 08:15:27 CST 2003 on ssh from sape
>
>
****************************************************************************

***
> *
> *
> *
> *
> * Welcome to AIX Version 5.2!
> *
> *
> *
> *
> *
> * Please see the README file in /usr/lpp/bos for information pertinent
to
> *
> * this release of the AIX Operating System.
> *
> *
> *
> *
> *
>
****************************************************************************

***
> sap1a:root:/> lsps -a
> Page Space Physical Volume Volume Group Size %Used Active Auto
> Type
> hd6 hdisk1 rootvg 4096MB 11 yes
yes
> lv
> sap1a:root:/> ls -la /unix
> lrwxrwxrwx 1 root system 21 Jul 08 13:20 /unix ->
> /usr/lib/boot/unix_mp
>
>
>
>
>
> sape:/ >ssh root@sap1b
> Last unsuccessful login: Fri Sep 12 02:08:34 CDT 2003 on /dev/pts/0 from
> sap1g
> Last login: Wed Nov 12 08:15:30 CST 2003 on ssh from sape
>
>
****************************************************************************

***
> *
> *
> *
> *
> * Welcome to AIX Version 5.2!
> *
> *
> *
> *
> *
> * Please see the README file in /usr/lpp/bos for information pertinent
to
> *
> * this release of the AIX Operating System.
> *
> *
> *
> *
> *
>
****************************************************************************

***
> sap1b:root:/> lsps -a
> Page Space Physical Volume Volume Group Size %Used Active Auto
> Type
> hd6 hdisk1 rootvg 4096MB 4 yes
yes
> lv
> sap1b:root:/> ls -la /unix
> lrwxrwxrwx 1 root system 21 Aug 11 11:16 /unix ->
> /usr/lib/boot/unix_64
>
>
>
> Above, there are 2 servers. Does anyone know why with similar loads, the
> 64-bit one uses less paging space ?
>
> BV
> --------------------------------------------------------
>
> "If everything is coming your way, then you are in the wrong lane"
>
> Bill Verzal
> AIX Administrator, Komatsu America
> (847) 970-3726 - direct
> (847) 970-4184 - fax





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