For questions concerning computer, or computer-related, performance. Please include metrics in your questions.

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12
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5answers
10k views

Does low disk space affect SSD performance?

I was wondering if having less than 5-10GB of free space on an SSD would affect performance. Is it specific to SSD or is it more of an operating system aspect? For example, on an Intel X-25 G2 that ...
12
votes
9answers
33k views

How does the USB 3 speed compare to eSATA? [closed]

Will the full speed advantages of the future USB 3.0 be negated by the fact the most HD being mass produced are SATA 3? If so, what would you suggest a person do? For performance reasons, I go with ...
12
votes
6answers
22k views

Setting process priority everytime it is launched?

My work computer experiences a lot of slowdown, so I want to do what I can to make sure the stuff I need to be response actually is responsive. For example, I run Pidgin, which loads everytime I ...
12
votes
4answers
1k views

Is it worth buying SSDs for a RAID?

Im seeing people using SSDs for RAID-0 and getting excellent improvements in read/write rates. But now there is a good opportunity to acquire another SSD Force Corsair F60 identical to mine. I'm ...
12
votes
3answers
7k views

VMware Fusion performance degrading after few hours

I've been having an issue with VMware Fusion for some time now, where the VM (running Windows) runs fine initially, but will slow down to a grind after some time (best guess is a couple of hours). ...
12
votes
5answers
8k views

Extremely slow internet speed after reinstall

I have recently had a hard drive failure so I was forced to reinstall my OS (Windows 7). After a fresh install, I noticed the internet speed became extremely slow (~15 minutes for downloading a 20MB ...
11
votes
5answers
4k views

What are the technical reasons for the gradual degrade in performance of computers over time

In over 10 years of using computers I noticed that as the years go by their performance starts to degrade, and not as a result of winrot. Even if you re install Windows its improvement in speed still ...
11
votes
12answers
1k views

RAM, Processor, L2Cache, Etc. - What gives you the most “Bang for your buck”?

I am not a hardware person when it comes to computers so when I buy a new one I just pick the one with the biggest numbers, but I know I am most likely wasting money. If you're going to purchase a ...
11
votes
4answers
1k views

Are faster processors hotter?

Let's take the Intel Core 2 Duo P7350 and P8600 for an example. Both have a 3MB cache and a 1066MHz FSB, but the P7350 runs at 2.0GHz, while the 8600 runs at 2.4GHz. Is there a tradeoff between heat ...
11
votes
15answers
36k views

Why does Adobe Acrobat scroll so slowly, and what can I do about it?

I often am forced to view long PDF documents either in browser or out of browser. When I'm forced to use such documents, it's always frustrating, because whenever I scroll the document, the viewer ...
11
votes
4answers
31k views

Best SSD tweaks for Windows 7 [closed]

I have seen many articles about tweaking an SSD, but many of them seem outdated, or too broad (read all Windows XP, Vista, and Windows 7 general tweaks). And I know that Windows 7 has been ...
11
votes
5answers
3k views

Vim configuration slow in Terminal & iTerm2 but not in MacVim

Ideally, I want to use Vim from Terminal or iTerm2. However, it becomes unbearably slow so I had to resort to using MacVim. There is nothing wrong with MacVim, however my workflow would be much ...
11
votes
6answers
15k views

Samba vs. NFS: Performance

I've got a choice of setting up Samba or NFS on my Linux based NAS ( nslu2 running OpenDebian ). Does anyone have performance related stories comparing the two options ? Are there tuneup tricks ...
11
votes
3answers
102k views

Minimize file size of Microsoft Word documents

What are the best ways to ensure a small filesize for Microsoft Word documents when starting from scratch reduce the size of existing Microsoft Word documents using only tools available in the ...
11
votes
8answers
5k views

Disk operations freeze Debian

I have just installed Debian testing on my new desktop and I am not very happy with performance - when I perform a disk intensive operation, e.g. upgrade packages in the system, everything seems to ...
11
votes
2answers
3k views

How to log processes throughout workday?

Basically, I want to track which processes are running and their cpu % throughout the day to pinpoint random freezing and slowness. I would like to go in to a text file and see a log of the previous ...
11
votes
2answers
2k views

Want Visual Studio 2010 stop using the drive when there's lots of RAM in Windows 7 64 bit

I will be upgrading my system to use 16GB of DDR3 RAM in a Windows 7 64 bit and Visual Studio 2010 Ultimate. CPU will be 6 cores 3.2Ghz. I do lots of compiles/day and my goal for VS is to show a web ...
11
votes
5answers
13k views

Is there a way to transfer thousand of small files faster on Windows 7?

I noticed that if I transfer a few large files between two hard drives, it's pretty speedy, at around at least 30 MB per second, but if I transfer thousands of files less than 5 KB, it is ...
11
votes
6answers
2k views

Best way to optimise disk performance in OS X

As the question suggests, does anybody have any tips in increasing disk performance in OS X Leopard?
10
votes
4answers
647 views

What is overclocking the system?

I have heard this term many time and would like to know what does it exactly means?
10
votes
2answers
5k views

Will using a 10/100 router stunt gigabit switch speeds for an internal network?

I have a 10/100 Verizon router. 3 computers are connected to this via Ethernet. I'd like to put a gigabit switch between the computers and router to enable gigabit speeds on the intranet. If the ...
10
votes
7answers
1k views

USB vs. FireWire for external hard drives

For external hard drives in this question, I'm referring to traditional HDDs; the kind with spinning metal inside of them (no RAM or flash-based super-high-performance hardware): Is there a ...
10
votes
5answers
23k views

Can dual monitors make my PC slower?

I've noticed my PC (win-xp) seems to be running slower. (e.g., I'm getting jitter when watching video) Recently, I upgraded a monitor (larger) and expanded the size of the desktop to take advantage ...
10
votes
5answers
30k views

How to speed up Windows 8 on Samsung laptop?

I just bought a Samsung Series 5 notebook, with Windows 8, but I found it unreasonably slow to reboot and install updates. Last night I waited for 1h30 for it to install 1 update and reboot, when I ...
10
votes
2answers
11k views

How come my Intel 520 180GB SSD performs extremely poorly?

I recently installed a new Intel 520 series 180GB SSD in my brand new MacBook Pro. The system is as follows: Model: MacBook Pro 15-inch, Late 2011 (MacBookPro8,2) Processor: 2.4 GHz Intel Core i7 ...
10
votes
6answers
16k views

Is there an optimal setting for the number of CPU cores exposed to a VM?

VirtualBox, and possibly other VM software, allows the user to specify the number of CPUs exposed to the VM. In my particular case, I have a dual core CPU, with Windows 7 64-bit running natively, and ...
10
votes
2answers
2k views

Is possible to overclock a SSD?

Anyone already had tried to or knows if it is possible to implement in some way an overclock an SSD (or get the same benefits by tunning some parameter on an SSD)?
10
votes
2answers
8k views

In the Resource Monitor of Windows 7, what does the “disk queue length” really mean?

In the Resource Monitor of Windows 7, what does the "disk queue length" really mean? (View larger size) In addition, what does the green area and blue lines stand for, as well as the response time ...
10
votes
4answers
21k views

Does overheating cause a computer to slow down?

It's a pet peeve of mine that people leave the tower of their desktop computers in the small enclosed cabinet part of computer desks. I've heard that heat issues can cause problems with PCs, but is ...
10
votes
3answers
9k views

How do I find out which processes are causing the most disk activity?

I am hoping to find a way to do more performance monitoring--specifically, I hope that monitoring disk activity on a per-process basis will help me decide which programs are causing the most trouble ...
10
votes
4answers
567 views

Why are there different clockspeeds and timings on RAM?

I don't consider myself a novice when it comes to building computers or computer hardware in general, but I've never taken the time to fully understand RAM. Can somebody tell me why there is a need ...
10
votes
1answer
436 views

Does downloading/copying files simultaneously promote fragmentation?

Does writing more than one file simultaneously to a hard drive partition promote fragmentation? Would these files be written interlaced on the hard drive? Examples: Downloading several files ...
10
votes
2answers
1k views

How do I interpret the Memory numbers in Windows Task Manager?

Physical Memory Total Cached Available Free Kernel Memory Paged Nonpaged
10
votes
0answers
297 views

Which windows XP services can I disable without major consequence? [duplicate]

Possible Duplicate: What Windows services can I safely disable? I want to disable some Windows XP services to make PC run faster. I am not going to be using the PC for anything complex, but ...
9
votes
8answers
307 views

System performance myths [closed]

What are examples of advice on system performance, maintenance or upgrade that don't actually provide benefit or can actually result in detrimental changes? As examples: Zapping the PRAM on a Mac ...
9
votes
4answers
2k views

Flatmate uses torrents, will this slow the internet connection?

I share the internet with two other people and I know one of them uses utorrents and is constantly downloading. When her computer is off the internet is substantially faster, would this be because of ...
9
votes
3answers
5k views

Is it possible to use a server to play games?

I am curious on whether I could slap a high end video card into a server and use it as a high end gaming machine. The server is a HP DL360 G5 with x2 Intel Quad Core Xeon processors, 16 GB of RAM and ...
9
votes
4answers
9k views

Does Adblock slow down Firefox?

You might have heard of the Adblock extension that has a massive list of URL filters to block out adverts from most websites. Does this slow down Firefox, considering that for every little image and ...
9
votes
2answers
1k views

Why does unequal amounts of RAM in each slot decrease performance?

This page describes the RAM specifications for many of the MacBook laptops. In the section for my laptop (13" Pro Late 2011), it says: Additional Notes: For best performance, fill both memory ...
9
votes
2answers
2k views

Speeding up Visual Studio 2008 with Resharper

Are there any good tips for speeding Visual Studio that are purely software based? I already have fast HDDs, a lot of RAM and a powerful CPU. Despite all this, VS2008 is slow. I use it mainly for C# ...
9
votes
2answers
5k views

Best Linux for a single application & fast boot? (also How-to?) [closed]

I'm looking for a way to run Celtx,a screenwriting software on a Linux Distro and nothing else, no bluetooth, internet/WiFi, media, games, nothing, not even a desktop. Just boot up the OS and Bam! ...
9
votes
4answers
3k views

In Windows 7, is there a way to know how much memory a service is using?

In windows 7, is there a way (by using common interface or a custom utility) to know how much memory a specific windows service is using ? It seems most services are hosted by svchost.exe processes ...
9
votes
4answers
11k views

Why is my browser using so much memory?

I've recently had problems with Firefox running very slowly when I have many tabs open; say 20 tabs. My whole system would slow down. I decided to give Google Chrome a try, and it started out fine. ...
9
votes
1answer
1k views

Why can Vim open large files faster than some other text editors?

When opening large log files (well, not that large, but 80mb is still a lot of text!), I've always used Vim since it loads them almost instantly. Other text editors like Notepad, Notepad++, etc will ...
9
votes
4answers
28k views

AFP, SMB, NFS which is the best data transfer protocol?

I have a computer with large hard disks running Gentoo. I have to serve med/big files via a wired network to Apple devices (all of them running OS X). Which protocol is the best for the following ...
9
votes
7answers
13k views

Any reason not to disable Windows kernel paging?

So I'm planning on eventually going to 2 GB (mobo max) RAM from 1 GB, and I want to disable kernel paging once I do, because I've heard it can give a performance boost (and that I believe). Any reason ...
9
votes
3answers
14k views

Does a USB hub affect performance?

I have two devices I want maximum throughput and latency with. (Midi drums and midi keyboard for example) Would connecting both to the same USB port via a hub effectively limit the maximum data ...
9
votes
1answer
3k views

Write Activity to .vmem file even though the VM is suspended

I have a VMWare VM I have to use for certain tasks at work. For some reason while the VM is running or suspended something is doing massive (in terms of operations, not Bytes/s) I/O on its .vmem file, ...
9
votes
6answers
31k views

Windows 7 kills VMWare performance by disk caching?

We're running Windows 7 Enterprise 64-bit SP1 on Dell Precision T3500's (Xeon E5630 @ 2.53GHz, 4GB of RAM). On top of this is VMWare Workstation 7.1.4, up to date. Running in a VM is Windows XP ...
9
votes
3answers
11k views

How can I find out what is using the hard disk? [duplicate]

Possible Duplicates: hard drive activity by program? What is causing hard drive grinding? Once or twice a day my computer starts writing significantly hard to the hard drive, the HD led ...