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Questions tagged [pagefile]

71 questions
219
votes
13 answers

Any benefit or detriment from removing a pagefile on an 8 GB RAM machine?

I'm running Windows 7 on a dual core, x64 AMD with 8 GB RAM. Do I even need a page file? Will removing it help or hurt performance? Would it make a difference if this is a server or a desktop? Does Windows 7 vs. Windows 2008 make a difference with a…
Jason
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89
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6 answers

swap partition vs file for performance?

What is better for performance? A partition closer to the inside of the disk will have slower access times, and we must wait for the drive to switch between the OS and swap partitions. On the other hand, a swap partition bypasses all of the…
Bill Gray
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31
votes
4 answers

How do I tell if my Windows server is swapping?

I'm using Process Explorer to monitor my windows server while it reconstructs some data. It's primarily a CPU intensive process, but I want to make sure it's not swapping. How can I tell if it is using Process Explorer? My initial guess is in the…
churnd
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12
votes
7 answers

What exactly does "system managed size" mean for a Windows pagefile?

Windows has a "system managed size" option for pagefile size, which seems to lack precise documentation. What exactly does Windows do when you choose this? Does it simply select default min and max sizes, or does it do something fancier? Does…
user9887
12
votes
2 answers

Move and Change Pagefile.sys size on Windows Server 2008

Does anyone know how to move the page file on Windows Server 2008. Everything seems to be in a different spot on this OS! Also, I would like to tweak it's size. If you know where that is (probably in the same spot) please let me know.
Vaccano
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10
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3 answers

System drive on SSD; pagefile to its own drive?

I am using an Intel X25-E SSD for the system drive of a Windows Server 2008 R2 server with 16 GB RAM. Would it be good practice to move the pagefile to its own drive? If so, for the pagefile drive, would there be a preference for SSD or…
sejong
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8
votes
4 answers

Virtual memory in virtualized machines (Swap File in VM?)

What are the opinions on allowing virtual memory inside a virtual machine? For example, a host machine w/8 Gig of memory, I could run 4 VMs each w/2 Gig (roughly) and there would be no host swapping. However, in each VM I could have a 2Gig page…
WaldenL
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6
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2 answers

SQL Server Page File location - where to put it?

There are a lot of recommendations about the sizing of the windows page file. What I am looking for is the correct placement. We are running a MS SQL server on a Server 2012R2 VM with multiple seperate virtual disks: Windows disk one disk where…
Tobias
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6
votes
8 answers

Swap file fragmentation: fact or fiction?

This is about Windows, but I'm sure it applies to other OS as well. I've heard people say that if you want better performance, you should avoid swap file fragmentation. To do this, you can either manually specify a constant size for the swap file,…
Vilx-
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5
votes
3 answers

Page file size windows 2008 R2

We are deploying physical windows servers (460c/Gen8/128GB RAM/300GB HDD) if I implement the page file, following the best practice of 1.5 times the ram, its going to take up the complete disk almost, so with such a large amount of RAM will it be…
JJJJNR
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4
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1 answer

Apache is not using SWAP and it's reporting page allocation failure

Check the logs: httpd: page allocation failure. order:4, mode:0xd0 Call Trace: [] __alloc_pages+0x2ef/0x308 [] cache_grow+0x139/0x3c7 [] cache_alloc_refill+0x138/0x188 []…
Spacedust
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4
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4 answers

Pagefile size on a server with tons of RAM

We have a database server that we're upgrading to 64GB of RAM, but currently it only has small SCSI drives - totaling just over 400GB (192GB after mirroring). Our database is relatively small, but everyone tells us that the pagefile should be…
Andrew
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3
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1 answer

Windows Server 2016 pagefile does not increase

I apologize in advance if this is not clear enough to understand my problem, it's a bit long but I've done my best to make it understandable. I'm running an Exchange 2016 CU6 on a Windows server 2016 VM and I am frequently getting warning in the…
Simon Cateau
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3
votes
2 answers

Stop windows paging vmware

I have a couple of vm's running on windows server 2008 and since they are set up to build work project at 3am it seems the memory they use is getting paged to disk and taking for ever to start up when i log back into them. Is there any way to stop…
Lodle
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3
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1 answer

Measuring Only Page Faults That Reach the Disk

I would like to measure "truly" hard page faults, i.e. page faults that result in a disk IO. It looks as if Memory\Page Reads/sec might do the trick, but as was explained in this answer, the page reads value includes reads that are satisfied from…
Helge Klein
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