Questions tagged [pae]

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9 votes
3 answers
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Why does the "free" command and "dmidecode" show different values for RAM?

I've got a CentOS 5.10 (32-bit) server running on VMWare. It's allocated 4 GB of RAM. If I run dmidecode -t 17 | grep Size | grep MB I see: Size: 4096 MB Yet when I run free, I see: ...
Mike B's user avatar
  • 11.9k
7 votes
5 answers
79k views

What processors do/do not support PAE?

I'm doing some research, and trying to find out if any processors do not support PAE that are currently being used. Wikipedia has a short list (Pentium M, Celeron M, Pentium PRO... I found this list ...
bradlis7's user avatar
  • 363
7 votes
2 answers
12k views

How do I find out if PAE is enabled?

What's the command to find out if PAE is enabled ?
Andrei Ciobanu's user avatar
6 votes
4 answers
3k views

Can 32-bit Linux use all 4 GB of RAM without a PAE kernel?

Will I benefit from the 32-bit PAE-enabled Linux kernel over the 32-bit non-PAE kernel in a server that has exactly 4GB of ram (and 'pae' in the cpuid flags)? Will the system be able to use all 4GB of ...
joeforker's user avatar
  • 2,409
4 votes
3 answers
6k views

How much memory can SQL Server 2005 x86 use when installed on Windows Server 2008 x64?

If I install SQL Server 2005 x86 on Windows Server 2008 x64 how much memory will SQL be able to use be default? How much after setting SQL server's AWE switch? This post talks about using /3gb, /PAE, ...
Chris Magnuson's user avatar
2 votes
4 answers
2k views

More than 4Gb memory on MS SQL

We have a Database running on MS SQL 2005. We have a bit of a memory problem on that server. We want to up the memory to 8GB but it is running on a Server 2003 R2 standard edition OS. Will it be ...
user avatar
2 votes
4 answers
9k views

Is using the /3GB statup switch in Windows 2008 x86 only running Sql Server 2008 x86, a good thing?

I previously asked this same question a while back but that was for the x64 bit versions of the OS and Sql Server. Now, I'm asking the same thing for the x86 (32 bit) versions of the OS and Sql ...
Pure.Krome's user avatar
  • 6,548
2 votes
7 answers
6k views

/3GB switch on win2k3 server with 6gb RAM and PAE

We are currently evaluating adding the /3gb switch to some of our servers to increase the available memeory for one of the running processes (that is compiled with the IMAGEFILELARGEADDRESSAWARE flag ...
Sam's user avatar
  • 881
2 votes
1 answer
1k views

Why doesn't my server doesn't recognise more than 4GB RAM even with Physical Address Extensions?

Why doesn't my server doesn't recognise more than 4GB RAM even with Physical Address Extensions under Windows Server 2003 SP2? I thought PAE should enable the server to use more RAM than 4GB but ...
NickG's user avatar
  • 654
2 votes
1 answer
3k views

Will windows server 2008 show PAE memory in task manager

First off I am a programmer I am just investigating this and making sure I have my facts straight. We are getting some memory issues on a terminal server when a few people load a program that uses ...
PeteT's user avatar
  • 157
2 votes
1 answer
1k views

Severe mysqldump performance degradation using Centos Linux, 8GB PAE and MySQL 5.0.77

We use MySQL 5.0.77 on CentOS 5.5 on VMWare: Linux dev.ic.soschildrensvillages.org.uk 2.6.18-194.11.4.el5PAE #1 SMP Tue Sep 21 05:48:23 EDT 2010 i686 i686 i386 GNU/Linux We have recently upgraded ...
Duncan Harris's user avatar
1 vote
4 answers
3k views

Running out of LowMem with Ubuntu PAE Kernel and 32GB of RAM

I'm running a Java data import process on a 32-bit Ubuntu 10 PAE kernel machine. After running the process for a while, the oom-killer zaps my Java process. After some Googling and digging through ...
magneticMonster's user avatar
1 vote
1 answer
397 views

How to tell if PAE is hurting me?

We have a couple of servers with 20-30 GB RAM that are running (a variant of) RHEL4. They are currently running the SMP i386 kernel, not x64, not even the hugemem kernel. This means LowMem is confined ...
James's user avatar
  • 627
1 vote
2 answers
622 views

VMware Server 2 under 32 bit OS and more than 4G RAM crashes

We have VMware Server 2 running under a 32 bit OS (Ubuntu Hardy) installed by our provider. PAE is enabled, so we could exceed the 32 bit 4G limit. However, when we let install 4G more RAM to a ...
nalply's user avatar
  • 1,097
1 vote
2 answers
4k views

Enable PAE for Windows 10 pro to use more than 4 GB RAM

I'm having a relatively new hardware (i5 CPU x64) with a legacy 32 bit Windows 10 install. It is running older company software so the upgrade to 64 bit is not practical for several reasons. I know ...
horv77's user avatar
  • 23
0 votes
2 answers
1k views

Is it possible create a 4TB bootable partition in the x86 edition of Windows Server 2003 Enterprise?

I'd like to find out if there is any way to accomplish this, since it would benifit my storage server greatly. I am using a Promise FastTrak 8660 and five Seagate ST31000340NS 1TB drives in a RAID 5 ...
Giffyguy's user avatar
  • 365
0 votes
1 answer
860 views

What is limit for user and kernel space after enabling /PAE option in server?

By default in 32 bit system, 2 GB is allocated to user space programs and 2GB for kernel space programs. Now, if we add /3GB option in boot.ini user and kernel space get respectively 3 and 1GB. We ...
Ved's user avatar
  • 21
0 votes
2 answers
559 views

Is is possible to move to a CentOS PAE kernel after installing more RAM

I'm creating new virtual Linux servers on ESXi hosts. The existing systems are 32-bit RHEL with 4GB RAM. I am planning to create the new servers with 4GB RAM and run 32-bit CentOS 5. If I want to add ...
mmcg's user avatar
  • 390
0 votes
1 answer
476 views

can xen server be configured to address more than 4 GB for host machine

Can xen server be configured to address more than 4Gb RAM. Since its based on a 32 bit kernel,is it possible to address more than 4GB ram.I have heard about PAE can it solve this? Will changing the ...
Blue Gene's user avatar
0 votes
0 answers
43 views

Issue with i9-10900TE while activating PAE on linux kernel 5.15.x

I've to compile a linux 32b kernel 5.15.86 RT56 for running on 2 different computers with Intel CPUs : one with an i7-9700TE and 32Gb RAM, and the other one using an i9-10900TE with 64 Gb RAM. I need ...
oartigues's user avatar
-3 votes
4 answers
1k views

60Gb of Memory, 32-bit OS and PAE vs 64-bit OS

I have 60 Gb of RAM on server. Windows 2008, 32bit with PAE. One Sql Server 2008 Express Instance can use 1 Gb of RAM. So if I install 60 instances, each can use 1 Gb of RAM, right? And the second ...
Igor Golodnitsky's user avatar