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

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0
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2answers
124 views

Massive Computer Slowdown On Most Everything

I feel dumb asking this, being A+ certified and all that, but I'm not sure what to start at. So this problem has been getting progressively and progressively worse, and now it's to the point where ...
0
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0answers
25 views

Performance degradation migrating the OS on SSD to bigger SSD

I'm planning to buy a bigger SSD but soon a question came up to my mind: would my performance fall down after moving the OS on the bigger SSD (like it happens from HDD > SSD without clean install)? In ...
0
votes
1answer
170 views

Windows 8.1 cached memory and memory optimizers

I can't find similar question so talking about it so I would like to create one. It is a bit long so I bold what I want to ask actually. Someone had noticed Windows 8 is taking too much memory for ...
0
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0answers
10 views

Performance issues after migrating to a new server with better hardware config

I need help optimizing a server. We are currently using a pc with below configuration as a server (current) for Sugarcrm. Processor: RAM: 16GB Hard disk: SATA 500GB 7200 rpm OS: Ubuntu 12.04 LTS ...
1
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1answer
83 views

Consistently high disk usage slowing down computer

I am getting extremely high disk usage on my computer when running my virtual machine which is causing the vm to slow to a crawl. The native OS is Windows 8.1. The vm is Ubuntu 14.04 64 bit running in ...
3
votes
2answers
133 views

Which graphical settings impact CPU usage?

When running a game on a CPU-bottlenecked PC, which graphics settings should be decreased to improve performance? In other words, which settings usually have impact on CPU usage (rather than GPU)?
0
votes
1answer
139 views

What is the difference between CPU and Core temperatures? [duplicate]

While trying to figure out why the performance of my machine has suddenly severely degraded, I noticed that although CPU temperature is being reported as 45C while idle, the temperatures of all 6 ...
0
votes
1answer
98 views

Does ASRock XFast USB actually improve file transfer?

Since I bought my computer from a friend, I have been using the ASRock XFast USB software. It came with the ASRock motherboard (that is, it's not something that was found on the internet and installed ...
1
vote
1answer
31 views

How to Match Memory to FSB (pre IMC)

I have the following hardware: P35-DS3L supporting FSB 333/266/200 Mhz, quad-pumped. Four dual-channel slots. E2180 currently @ 2.00Ghz (200.00x10) I plan to raise the FSB to 266.66. This is my ...
3
votes
2answers
52 views

Is there a performance difference when installing an OS on the last partition?

I have a laptop with Windows installed on a GPT hard drive. I want to have another partition to store data and yet another to install Linux Mint (or Ubuntu, still deciding). Should I install it on the ...
0
votes
0answers
28 views

DNS resolution takes too long

[Reposting here because it was deemed off-topic at Stackoverflow] This is regarding a home internet connection via a cable modem. All of a sudden Chrome takes ages to render a page. Whenever I type ...
2
votes
2answers
45 views

Why does my hard drive perform well in benchmarks but slow in applications?

My hard drive has been acting slow lately, taking several seconds to load an application. It's the Hitachi HTS723232L9SA62 (7200 RPM). I ran a benchmark and the speeds were in the 70 Megabytes/second ...
0
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0answers
183 views

Extremely slow USB transfer rate in ASUS Windows 8.1 USB 3.0

I have an ASUS N56JR. It has several USB 3.0 ports. I have 5TB back-up drive which I manually backup my files to. This slow transfer rate happened right after we had a power-outage during a ...
0
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0answers
9 views

Is HDFS concurrent reading less efficient than reading a replicated copy?

If I have two identical files A and B on HDFS, and then have two simultaneous read tasks on those files. Is scenario 1 faster? Scenario 1: read A + read B Scenario 2: read A + read A If the ...
0
votes
1answer
61 views

High disk usage after recovering from standby in Windows 7 when switching from one app to the others

I have a problem with my Windows 7 64bit (Sony VAIO Core i7, 6GB of RAM, 1TB HD with over 300GB of free space) that i hope someone can solve. I frequently use Visual Studio and other CPU/memory ...
6
votes
2answers
197 views

SSD upgrade underperforming

I upgraded my Windows 7 PC from a Samsung Spinpoint F4EG HD204UI HDD to a SanDisk Pulse SDSSDP-128G-G25 SSD but, unlike seemingly everyone else in the world, I have never noticed a performance ...
0
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0answers
49 views

Can't solve mysterious 20 seconds http delay

I read a few similar questions, but they seem to be always different somehow. The situation here is very puzzling: for a handful of websites, I get a roughly 20 seconds delay when requesting any page ...
-5
votes
1answer
73 views

Is my computer fast enough to play league of legends? [closed]

Do you guys think that a Intel Celeron E1200 Dual-Core Processor, with 2 gigabytes of ram is fast enough to play league of legends, provided that the rest of the system is good enough.
1
vote
1answer
31 views

In short, I can't seem to download or install most things on my Win7 Lappy from Chrome…as well as the whole system just being slow

I have a Toshiba Satellite with Win7. At first I started noticing videos playing slower. At my boyfriends place it was less noticeable since the internet speed was cranked up pretty high and we lived ...
1
vote
0answers
47 views

Computer suddenly became slow?

I am using Fedora OS on my Desktop. Normally, I always leave my computer on and access with teamviewer remotely. Last week my computer was on for 7 days, and after I start using it I have discovered ...
4
votes
3answers
380 views

HDD on SATA I (1.5 Gbps)

I am planning to buy an SSD for my laptop, but my budget isn't high enough to afford something like a 1 TB SSD; the most I can get on my budget is 240 GB.  So I am planning to go for an SSD, which I ...
0
votes
2answers
52 views

Power cord blew, computer is now sporadically slow

So I have a substantial gaming/ graphic arts computer running Windows 7 Ultimate. A few weeks ago I was playing a game when my power cord blew. The computer instantly shut off and there was a hole in ...
0
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0answers
40 views

How can I tell if antivirus is causing performance issues for CPU intensive tasks on a machine?

My company publishes simulation software that regularly performs prolonged CPU (and GPU, and occasionally I/O) intensive tasks. Our userbase are engineers, of whom some are embedded in large ...
4
votes
1answer
249 views

Intel SSD DC P3600 1.2TB performance

I just got a workstation with an Intel SSD DC P3600 1.2TB on an Asus X99-E WS motherboard. I started Ubuntu 15.04 from a live CD and ran the Disks (gnome-disks) application to benchmark the SSD. The ...
0
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0answers
87 views

Why am I exceeding my VRAM limit in my games and not suffering from dramatic frame rate drops?

Just like my other question, this isn't by any means a problem I'm complaining about, this is just something I want to know the secret behind. System Specifications CPU: AMD A10-6790K 4.0 ...
-1
votes
2answers
44 views

CPU running slower than normal - and hotter

Some liquid got spilled on my PC. I cleaned it up but when trying to turn it on I noticed that there were some drops of water on the CPU (AMD). The PC wouldn't turn on - it would start up, but nothing ...
2
votes
1answer
185 views

CPU low performance

I've been using an Asus laptop for almost 3 years. During that time I never had any kind of issues, and every program used to run pretty smoothly. A few days ago, after patching some Windows updates, ...
10
votes
3answers
409 views

Is it possible to process millions of datagrams per second with Windows?

I am investigating if I can implement an HPC app on Windows that receives small UDP multicast datagrams (mostly 100-400 Bytes) at a high rate, using a dozen or up to maybe 200 multicast groups (i.e. ...
1
vote
2answers
63 views

Loss of space on a 16 Gb flash after format

So, I have a friend who has a flash drive that was playing music on a dvd player. Everything was great then all of a sudden it just stopped. First, I tried to do some data recovery on it but the ...
0
votes
1answer
253 views

firefox 38.0.1 runs slow in virtualbox guest windows

I am making a new windows virtualbox image today, and just installed firefox from https://www.mozilla.org I have used firefox for years, and it has always being very fast and as responsive as my cell ...
0
votes
0answers
19 views

Win7 Plug&Play-Daemon slows down Internet browser

I currently have a strange problem on a windows 7 system at work. Browsing the web with Firefox or Chrome is awefully slow. Even the browsers themself are slow. e.g. highlighting a button with a ...
3
votes
2answers
127 views

Intel RS3UC080(LSI3008) + Samsung Evo 840 = slow writing performance?

I am getting pretty slow writing performance in comparison with my Z87 board. Does anybody know if these results are to be expected out of the Intel RS3UC080 or what the problem might be if there is ...
0
votes
1answer
117 views

Does the amount of files on desktop affect computer performance?

I store thousands of files directly on the desktop folder. When I tell that to some people, they begin to yell "you're making the computer slower!" without any rigorous arguments whatsoever, just ...
0
votes
1answer
146 views

NetDMA (and Direct Cache Access?) have been removed from Windows 8 / Server 2012. Why?

The MSDN page on Direct Cache Access (DCA), which is part of NetDMA, states The NetDMA interface is not supported in Windows 8 and later. So I guess both NetDMA and DCA are gone. As both seemed ...
0
votes
1answer
28 views

Installing EFI boot on 128GB memory card

I am using laptop having 5200rpm hdd, and I stuck with its speed, so I was thinking to purchase a ssd which can improve performance but hdd are so expensive, and I can't keep both hdd in my laptop. So ...
-1
votes
3answers
246 views

How to prevent GPO from mapping network drives on my PC?

I'm using a Windows 8.1 laptop I got from my workplace and it's a member of the workplace domain. The IT department at my workplace thinks it's a good idea to enforce mapped network drives for all ...
4
votes
0answers
236 views

Stutter while gaming every 3-4 seconds in Windows using MacBook Pro 2012 (MacBook 9.1) using Windows 7

I'm using Windows with Bootcamp on my Mid-2012 MacBook Pro (Here is the config). Recently when I play a game, I get frequent (and somewhat constant) stutter every 2-3 seconds, no matter if it's a 2D ...
0
votes
0answers
13 views

fio: can't generate filenames based on jobnames

I am trying to benchmark performance using fio. Unfortunately I have some issues with fio (2.2.8 from git) and the interpretation of the manual. The manual reads (line 142, HOWTO): If no filename ...
1
vote
1answer
44 views

curl capturing http status and timing the request

I have a loop in wich I check urls from file one-by-one and want to get the status header and the execution time of every request as result. I have two curl commands: This one outputs the header ...
18
votes
4answers
1k views

Why is my Windows unbearably slow? [duplicate]

I use Windows since ever, sometimes Linux, sometimes OSX. Since Windows ME/2000 I have been having this major problem: I install a fresh copy of Windows, it boots fast as hell, everything goes ...
-1
votes
3answers
78 views

Why is my computer so slow s:

I've had this problem for so long and it's annoying me. Everyone says my computer is bad but I dont get it. on Runescape I get 4 FPS. On LoL my computer just crashes and Skyrim is insanely laggy and ...
2
votes
0answers
55 views

Wrong total ram ( 8 GB installed, 4 appears and used in total )

I have this motherboard: GA-X38-DQ6 which can hold up to 8 GB of Ram. When I got this computer it had 4 memory sticks, 1 GB each, and everything was fine. Now, I have two sticks, 4 GB memory each: ...
0
votes
0answers
101 views

Bad performance after re-install windows

Lately my laptop was having trouble playing certain games because the disk would go to 100%, after trying multiple things to fix it without succes I decided to start from scratch and reinstall ...
1
vote
0answers
124 views

QCA9565 / AR9565 Slow at some distance

I'm having trouble with an Dell Inspiron 14 5447 Wifi using Ubuntu 14.04. It's an QCA9565 / AR9565 Wireless Network Adapter. When I'm at 4 meters distance of my wireless router, it works fine, as ...
0
votes
0answers
38 views

Does putting virtual machines in separate partition affect performance?

I have a 500 GB HDD in a laptop. I partitioned it into two drives so I could leave the C drive for windows and the other drive E for virtual machines. I run CrystalDisk benchmark on the C drive and ...
0
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0answers
357 views

Facebook load times are very slow, but other pages are fast, and >12Mbit/s up & down

I have measured 12 Mbit/s up and downstream. I have a wireless Network Adapter called Asus PCE-N53 (300Mbps 11n Dual band Wireless LAN PCI-E Card) and is connected to my local wireless router. I have ...
0
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0answers
119 views

Fast Wi-Fi speed on smartphone but slow on notebook

I have a Lenovo G710 notebook and a Samsung Galaxy Note 3 smartphone connecting to a Linksys E1200 AP. The Wi-Fi speed on my G710 is extremely slow compared to the Note 3, and half of a month on, ...
0
votes
0answers
114 views

Set Windows 7 to “Performance optimized” under Visual Effects with Batch script

I have this .bat script to start a specific game: @echo off if not "%~1"=="p" start /min cmd.exe /c %0 p&exit start "" "GTAVLauncher.exe" timeout /t 60 /nobreak >nul taskkill /f /im ...
1
vote
2answers
30 views

Are there any security or performance implications of changing the user-agent in a browser?

I am working on a production issue which only occurs in IE10 and not in chrome/Firefox. If I change the IE10's user-agent (F12) to Mozilla Firefox it works. I need to debug the app. layer to find ...
0
votes
1answer
34 views

Why does maps.yandex.com load sooo slowly?

Considering that maps.yandex.com is the Russian equivalent of Google Maps (and hence, presumably, very popular), why does the website perform so extremely poorly? I'm viewing the website from the UK ...