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

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2
votes
0answers
782 views

When tab groups are loaded, Firefox becomes unresponsible for minutes (Unresponsive script)

I have several tab groups (~ 20) in Firefox. I can start the browser without any problems. However, as soon as I … click at the "Group tabs" icon in the toolbar, or right-click on a tab and hover ...
2
votes
6answers
679 views

Computer slow or is it just me?

My main computer these days is a Laptop with an SSD. Besides that, I have a desktop gaming rig. It is from last year, but it still runs recent titles really well. Crysis 2, Witcher 2, Diablo 3, not a ...
2
votes
4answers
253 views

What could cause a computer to slow down over time?

I have an application/game that ran smoothly a few months ago but lately I've realized it runs more sluggish than usual (the frames per second get quite low). I thought maybe something I installed is ...
2
votes
9answers
268 views

Computer Speedup

We've all seen that ads strewn across the web that tout the ability to increase the speed of our computer by 200%+. Obviously, these don't work. But what is the real way to speed up and optimize your ...
1
vote
1answer
1k views

Frequent WiFi disconnects on laptop when not charged

I have a weird wireless connection problem. The whole thing started today, when I installed my new router a D-Link DIR635 model after my previous router became very unreliable and faulty. I use this ...
0
votes
2answers
2k views

rsync slow copy from one disk to another

I got two drives of the same model which are connected using SATA. When benchmarking read speeds using hdparm -t /dev/sdX, speeds of about 160MB/s are returned. When benchmarking write-speed using dd ...
0
votes
3answers
1k views

How to tune Windows Vista startup speed?

My one year old Vista installation at work takes some 10 minutes to start up. However, my freshly installed Vista at home takes only 1 minute to get fully running. What could cause this slowdown, and ...
15
votes
8answers
24k views

How to measure disk-performance under Windows?

I'm trying to find out why my application is very slow on a certain machine (runs fine everywhere else). I think i have traced the performance-problems to hard-disk reads and writes and i think it's ...
9
votes
3answers
32k views

Should I install my operating system on my SSD or HDD?

I'm currently deciding whether to install my Operating System on my SSD (solid state drive) or HD (hard drive). Will I be having programs on the HDD and the OS on the SSD or vice verca? Which will ...
8
votes
3answers
9k 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 ...
5
votes
2answers
12k views

System and Interrupts causing high CPU

Under Process Explorer, I noticed that System -- and occasionally Interrupts -- are taking between 5% and 20% CPU constantly, for hours on end. This is resulting in weird video playback problems. ...
4
votes
5answers
9k views

Windows 8 disk usage is 100%

Windows 8.1 Preview has disk usage of 100%, and the fan is very noisy. It started one week ago, before that it wasn't so noisy and the laptop worked very well. I don't know the cause. I hope you can ...
4
votes
2answers
6k views

How to find out what's accessing a particular hard drive on Windows? [duplicate]

Possible Duplicate: How can I view what percentage of my hard drive bandwidth is currently being used? My HDD on a dock just started making noises like it's being accessed but I don't see ...
4
votes
1answer
2k views

How much of a performance hit using asymmetrical dual channel RAM?

As a follow-up to my question Can a P55 chipset support 6GB as 2GBx3?; I understand there might be a performance hit using an odd-number of sticks. My question therefore is - How much of a ...
4
votes
4answers
4k views

How to *quickly* get a list of files that have bad sectors/blocks/clusters/whatever?

My wife's Windows 7 (64-bit) box has suddenly developed a SMART "disk is bad" status. I'm attempting to copy everything off (no admonishments about lacking a backup regimen, please, I know already ...
4
votes
5answers
963 views

Redeeming an old laptop

I have a 2001-vintage laptop that is getting so slow my kids won't even use it much anymore. Is there anything I can do that's free or inexpensive to make it more usable for light-duty use (web ...
3
votes
3answers
4k views

Does ReadyBoost slow down systems with more RAM?

I have 4 GB of RAM and would like to make use of ReadyBoost to speed up hard drive access, by taking advantage of its hard drive cache method. However, as I understand the technology, ReadyBoost ...
3
votes
2answers
831 views

How to quickly view huge PNG images in OS X?

I need to view and zoom into selected parts of PNG images around 10,000x10,000px, ~10MB. When I open these images with Preview, it takes over a minute to load and then is very slow to show the image ...
3
votes
1answer
1k views

How do Intel HD Graphics from 2010 processors compare to current low level graphics cards? [closed]

This question is similar to this, but here I'm asking about Intel HD Graphics integrated into 2010 processors in general and graphics integrated into Atom N550 in particular. A site with reviews ...
3
votes
4answers
3k views

Windows: Will compressing the hard drive partition speed up disk access? [duplicate]

Possible Duplicate: How does NTFS compression affect performance? In theory, on a reasonably fast PC, the processor is mostly idle during hard drive access. A compressed file takes up less ...
3
votes
3answers
2k views

cpu usage nearly 100 constantly windows xp sp3

When running some heavy applications like games or virtual box for some time.. the cpu usage is normal for some 15 mins and then suddently cpu usage increases. even after i quit the heavy apps and ...
3
votes
3answers
7k views

How to open ports on router for better torrent performance

I've been using utorrent to download and upload torrents for a long time. Recently someone told me that I need to open port(s) for utorrent from my router settings for better downloading and uploading ...
3
votes
6answers
1k views

hibernate takes 4 minutes 38 seconds

I have a 4GB RAM 500GB 7200 rpm HDD laptop and when I hibernate the laptop it takes in the region of 3 or 4 minutes(*) to hibernate. not the 24 seconds it used to take. It takes this long whether or ...
2
votes
2answers
2k views

SSD and Netbook - freezing during I/O

I have a netbook (Dell Inspiron mini 10) that I recently upgraded to an SSD (Plextor PX-256M3). The netbook has 1 GB of RAM (non-upgradable), and just the simple "Standard Dual Channel PCI IDE ...
2
votes
4answers
116 views

How do I speed up lackluster hardware running Windows 7?

I'm one of very few people at my company who does graphic work, and I do quite a lot of it. Headquarters doesn't quite get that graphics work requires different hardware than, for example, sales work, ...
1
vote
2answers
161 views

Performance issue with my system

Recently while using my laptop (Dell XPZ15z) all of a sudden the CPU usage is spiking to 80-100% then will drop in say 5-7 sec. I am not running any application or process that requires such CPU ...
1
vote
1answer
759 views

Stop truecrypt from consuming all available physical memory

I have many truecrypt containers that contain random files that I am trying to consolidate into another set of containers that are better organized this time. To do this requires me to copy all the ...
1
vote
3answers
3k views

Slow Browsing/Direct Download, but Fast Bittorrent Download

I'm using Windows XP SP2. I have a 1 MB connection via a SpeedTouch 585, and my internet speed registers at 0.3 MB, with a maximum download of 30kbps. Not to mention a terrible ping at 500-1500. On ...
1
vote
1answer
156 views

automate system maintenance

How do I automate system maintenance? I'm using tune up utilities 2010, portable spybot, malware bytes, ad-aware, c-cleaner, and avast free antivirus. I'm using windows xp. Please tell me, how can I ...
1
vote
4answers
1k views

Performance Decline after compressing entire C: drive

Hey guys, i recently tried to improve performance in my laptop by compressing files on the c: drive... however due to my own negligence i compressed the entire c: drive and not just the my documents ...
1
vote
1answer
891 views

ATI Radeon HD 4650 poor performance in battery mode

I have an AHTEC Sense XHLB2 (a relabeled version of the Compal HLB2) that has a VGA ATI Radeon HD 4650. When I switch off the power plug and run into battery mode the perfomance of the laptop is ...
0
votes
2answers
2k views

Windows 8: Disk Usage at 100%? Nothing Responds

Lately my Windows disk usage has been "sky-rocketing" to 100% and then everything freezes up, nothing is responding. I can’t even open the menu from sliding my mouse to the top right corner and I ...
0
votes
1answer
235 views

External hdd really slow, and produces error messages for certain folders

I recently reinstalled windows 7 and now my Storejet 1.5TB external hdd is much slower. I can view/open nearly all my data except for a few folders. These folders I cannot delete either. Can you ...
0
votes
1answer
208 views

Will adding extra RAM in my computer speed it up?

I have a 5 year old Dell Inspiron 530 desktop computer which is slowly grinding to a halt. Someone told me if I put extra RAM in it will speed it up. On the motherboard, there are four slots but only ...
0
votes
1answer
2k views

Slow transfer with memory stick (819 kb/s)

What do I do to optimize the file transfer rate of a Memory Stick Duo? The file transfer was not like this when it was still new. Can reformatting give new life to a memory stick? It takes about 20 ...
0
votes
5answers
3k views

Does compressing files in XP slow things down?

I frequently run the Disk Cleanup tool and let it compress old files. However, one of the directories it compressed, full of small icon images, is terribly slow. Is this a result of the compression or ...
178
votes
10answers
26k views

Is there still a reason to choose a 10,000 RPM hard drive over an SSD?

For anyone who's serious about storage performance, SSDs are always the fastest solution. However, WD still makes their 10,000 RPM VelociRaptor hard drives, and a few enthusiasts even use ...
53
votes
9answers
9k views

Why have CPU manufacturers stopped increasing the clock speeds of their processors? [closed]

I have read that manufacturers stopped concentrating on higher clock speeds and are now working on other things to improve performance. With an old Desktop machine with Intel® Xeon® Processor E3110 ...
32
votes
8answers
27k views

Top causes of slow ssh logins

I'd love for one of you smart and helpful folks to post a list of common causes of delays during an ssh login. Specifically, there are 2 spots where I see a range from instantaneous to multi-second ...
19
votes
4answers
61k views

Windows 8 extremely high disk usage and slow IO

Problem After upgrading from Windows 7 to Windows 8 Professional, there seem to be a few disturbing problems. When I have the Task Manager open, I sometimes notice the disk usage climbing to 50, ...
8
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! ...
17
votes
2answers
98k views

What is svchost.exe (LocalSystemNetworkRestricted) when I see it in the Resource Monitor in Windows vista and why is it slowing me down?

Sometimes, when my computer is frozen and just about unusable, it seems that the cause is some heavy background processing. Sometimes, I can catch who is using all my disk-bandwidth using Resource ...
10
votes
4answers
9k views

Quickest way to merge snapshots in VirtualBox?

I have vdi with quite a number of snapshots taken from it - say, 50 or 70 snapshots. I want to have one plain vdi with a current state. These snapshots take way too much disk space and are not needed ...
2
votes
4answers
1k views

Which factors are most important when considering performance aspects of a motherboard?

I like to build my own desktop PCs, and I happen to know that I've got a rockin' processor and graphics card both, so my system definitely has some punch to it. I also know that I didn't get the best ...
26
votes
2answers
2k views

Why are start-up times faster on Windows 8? [closed]

A few people have done benchmarks comparing Windows 8 to Windows 7. Many features don't improve, but consistently, startup time is better. Why does Windows 8 start up faster compared to Windows 7? ...
14
votes
6answers
21k views

Super slow opening my downloads folder

I have an exe file in my download folder that I half downloaded through utorrent (it's not piracy, a legit file from people who use bittorrent to distribute large files). I think I tried to open it ...
13
votes
3answers
4k views

How can I verify that my SSD is performing as it should?

EDIT: Okay, so I've no idea what caused the change, but after trying loads of different things to work out what was wrong, I've rerun the WEI (about the 4th time in total) and the score has jumped to ...
13
votes
4answers
17k views

How to increase performance of Remote Desktop

How can I increase performance of Remote Desktop on windows XP sp3? A better network connection is not an option, this is for at work. I have suggested a network upgrade to my boss and it is not in ...
12
votes
2answers
557 views

The Windows Registry - Why (and Where) Does It Exist?

Was talking to a friend about the registry, and realized I couldn't remember the issues Microsoft was trying to solve that brought it into being. I know it had something to do with too many different ...
9
votes
5answers
26k 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 ...