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

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2
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1answer
101 views

Slow download speed on Windows 10

When I built my computer I only had a Windows 7 disk lying around, so I installed Windows 7; Internet worked completely fine and didn't have any issues with the download speed. I then downloaded ...
0
votes
1answer
30 views

Music performance setup - with HDD + SSD + more SSDs?

Question: I'm aware that the OS runs much faster on an SSD than on a HDD. I'm still confused though. I want to do live DJing with my computer. Essentially l need to simultaneously do 3 things very ...
0
votes
1answer
20 views

Performance impact of SATA II over SATA III for ZFS?

I have a bunch of WD RE4 disks I got from a place that I worked. The drives are 3Gbps SATA II interface. I was going to use them in a server I am building for myself to act as a NAS / SAN for my ...
1
vote
1answer
44 views

How to detect thrashing on an SSD-equipped system?

With spinning hard disks it was relatively common to hear disk thrashing when some process, Windows or otherwise, was making a bad fist of things. Quite often this was an indicator that a process was ...
1
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0answers
60 views

Does Synology Hybrid RAID (SHR) have faster read/write speeds than a single HDD?

So I have 4 of the same drive (5400 RPM WD Red's) in SHR. Since there is data parity (same chunks of data exist on multiple drives), will the read speed be greater than that of a single drive? Could ...
0
votes
1answer
139 views

Disabling pagefile in windows 10

I read a lot about disabling pagefile pretty much everywhere and some places tell you that doing so is a great thing for performance (given a lot of ram) and other places tell you that even with a ...
0
votes
1answer
55 views

Is it possible to create virtual disk out of CPU cache?

I heard a story from 1 bro, that some other bro installed small OS on CPU cache and it worked very fast. Intel® Xeon® Processor E7-8870 v3 has model with 45MB cache. Are there some technologies that ...
0
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0answers
36 views

Slow network speed until restart of PC

I have a strange problem that I cannot figure out. After a day or or two my network slows right down from 64Mbps to around 3Mbps, restarting the router only gives it a boost up to around 5Mbps but ...
0
votes
1answer
60 views

GPU Performance levels - unexpected drops

In Speccy I see 4 performance levels of my GPU. Which component is responsible for choosing performance level? Because when I play a game (Heroes of the Storm, Rocket League, NFS 2015) this ...
0
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3answers
70 views

Is my laptop fast enough to run WIndows 10? [closed]

I'm thinking about updating from Windows 8.1 to Windows 10. Before I do that, I would like to know if my laptop will run as fast as it does with Windows 8? Here my specs: Model: Lenovo S210 Touch ...
0
votes
2answers
27 views

How to speed up process start time?

I noticed processes are taking a very long time to start (100ms). My CPUs are mostly idle but has load on it. top - 16:59:29 up 60 days, 23:49, 1 user, load average: 6.38, 6.28, 5.95 Tasks: 544 ...
0
votes
1answer
62 views

Can I run xbootmgr to speed up boot times on an SSD?

It is possible to tune up the Windows boot time by using the xbootmgr tool from the Windows Performance Toolkit, as described in this related question of myself: Should I logon to Windows when using ...
0
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1answer
50 views

Should I logon to Windows when using xbootmgr to speed up boot times?

The below is an (adapted) quotation from Raymond.cc (Fair Use in according to their Terms of Use): The Windows Performance Toolkit also has a command to analyze the Windows boot process and make ...
0
votes
1answer
36 views

UnRAID performance vs. bare metal performance - any tests out there?

I couldn't find any, so perhaps anybody has done some tests? Assume that both hosts are turned on, but one of them is an idle system. One would be Linux and another Windows.
3
votes
0answers
59 views

Clonezilla disk to image speed decreasing over time

I am actually backing my whole 2tb disk using Clonezilla disk-to-image option. I don't use any encryption or anything that I know that could slow down the process, and yet, Clonezilla tells me that ...
0
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0answers
26 views

Windows 7 running slowly despite having lots CPU and memory free

This is my computer spec: Intel i7 2500k @ 3.4ghz Win7 64bit 16gb of ram Radeon HD 6800 My computer is starting to run progressively slower; for example, when switching between programs i.e. Excel ...
0
votes
1answer
92 views

Turn off HyperThreading without BIOS

I need to turn off HyperThreading from my i5-3210 notebook since it hinders my IDE performance. My i3 took about 10+ seconds from compile to run in my Android VM, same code runs in my AMD in about 10 ...
0
votes
0answers
24 views

Laptop boots up very slowly

I've currently reinstalled Windows 7 on my old Acer Laptop. Everything is working fine but whenever i start the Internet Explorer my Laptop slows down heavily. The next boot up then takes about 20 ...
0
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0answers
7 views

Windows 8.1 Slow shutdown [duplicate]

I have Kingston V300 SSD, Hibernate and Fast boot off. It takes 5 mins to shutdown but it happens every 2-3 days, it's becoming more frequent now. I desparately need help. When I only had HDD it was ...
0
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0answers
22 views

What software can write to Cache memory?

I was working through a Higher Computing past paper and the following question came up Describe a situation where the cache memory would not improve the processor’s performance (1 mark) The ...
1
vote
1answer
30 views

Force Chromium browser to use multiple processes

Several people complained here about multiple Chromium browser processes, I seem to have opposite problem. I want (if I did not misunderstood something) to force Chromium to use separate process for ...
1
vote
1answer
86 views

How I tell Windows 7/8/10 to be less aggressive in making copies of RAM to pagefile?

Many people ask how to disable pagefile, because they feel the effects of the issue I will ask about. Instead I want to fix the issue, without disabling pagefile. Windows has the capability of ...
0
votes
1answer
33 views

Find Causes for slow Performance on Windows

I have a situtation where a Eclipse Workspace (identical) performs very differently on two very similar PCs. Both are approx 3-year old PCS, one i7-3520M, the other i5 (I do not have the exact model, ...
0
votes
1answer
35 views

Is RAM speed relevant for copy tasks in Excel?

I am often working with Excel and notice that when I copy and paste large amounts of data from one spreadsheet to the other (especially after the data is filtered), this operation is executed very ...
0
votes
0answers
28 views

RAM writes faster than it reads

I've recently created a RAM-Disk on my MBP17" and tried to check the read/write speeds and everything seemed fine. So i did the same test on my MacPro3,1 and i noticed that my RAM (16GB) writes with ...
0
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0answers
36 views

Intel Management Engine or Collaborative Processor Performance Control throttling

This is a laptop. Before I installed Intel's Collaborative Processor Performance Control Driver and Management Engine, for very demanding jobs my cpu would go up to 95C and the fan would go up to ...
1
vote
1answer
127 views

How do diagnose stuttering performance in games without buying replacement hardware?

I own a reasonably high performance, although a bit outdated (4 years), computer and have been, for some time, experiencing bad performance and about 1 second freezes on all of the games I play. I ...
0
votes
0answers
46 views

My computer is extremely very very slow

I've bought a new computer. It is supposed to be a recent, last-generation PC (Apple imac 21,5" last generation, first model). The OS takes 2 minutes to load - 1 minute for the logon screen and 1 ...
0
votes
0answers
27 views

Why does partition alignment affect hdparm -t /dev/sda

I have a Samsung SSD 840 EVO 120GB in my debian box, which shows disappointing performance beaureve:/home/martin# hdparm -t /dev/sda /dev/sda: Timing buffered disk reads: 242 MB in 3.01 seconds = ...
0
votes
2answers
336 views

High compressed memory usage in Windows 10

I've been having problems on Windows 10: periodically I get a "low memory" warning. A lot of the Super User questions on this topic talk about driver memory leaks, but as I'll explain below mine doesn'...
0
votes
0answers
12 views

Cloud service to on premise file sharing optimization

On AWS I have Windows 2012(file server) & Ubuntu(ipsec vpn) E2C instance. On premise I have a Ubuntu Server(file server & ipsec vpn ). What options do I have in order to optimize sharing ...
0
votes
0answers
94 views

Google Chrome running super slow

Today I started my computer as usual. And opened the Google Chrome browser and found that I was running SUPER slow. What steps will reproduce the problem? (1) Create a new browser window (2) Choose ...
0
votes
1answer
24 views

Slow laptop loading

A few days ago my laptop started to slow loading. It has Lubuntu installed. Further more when it goes to sleep it can not be returned and I can see only black screen. Sympthoms: slow loading, when ...
0
votes
0answers
32 views

Why is transfering files between two Windows 7 machines so slow? [duplicate]

I am trying to transfer files large video files for my Plex server between two Windows 7 machines and it is very slow. Both are wired in, and have gigabit capabilities. I am getting 12.5 Mb/s over ...
1
vote
0answers
10 views

How to decide how to parallelize nested loops on GPU?

Suppose I have an algorithms which I want to implement on a GPU. The algorithm consists of a main loop, and all iterations of the loop can be run in parallel. Also, each iteration of the loop has an ...
0
votes
0answers
81 views

EXTREMELY slow transfer speed

I'm getting VERY slow transfer speeds with 3 different usb flash drives on different computers. This are the aspects I consider relevant: USB 3.0 driver is installed USB 3.0 is enabled from BIOS ...
0
votes
1answer
385 views

Will DDR4 2400Mhz RAM run on the MSI H170 GAMING M3 motherboard? [duplicate]

first question to this forum and i would be happy if someone could help me. I am building a PC and i have bought some components. I already bought the motherboard MSI H170 GAMING M3 with these specs: ...
0
votes
1answer
15 views

Does anyone have any benchmaking data for Rstudio Server?

I need to set up a Linux server that will serve over 200 concurrent users, accessing an R studio server. I will be creating J Meter scenarios to test this, but before I went through all that I would ...
0
votes
1answer
55 views

Anti-aliasing in games and its relation with VRAM

I know the fact that Anti-aliasing is a very heavy process in games and slows down the game play even on strong hardware but I want to understand it more in order to make the best choice in graphic ...
3
votes
1answer
603 views

'System and compressed memory' CPU spiking and causing lag Windows 10

After a random amount of time after reboot (20 minutes to 2 hours), my laptop would have considerable lag, locking up for 2-3 seconds every 6-10 seconds. I tried to follow What is the cause of a high ...
0
votes
0answers
26 views

Virtualbox shared folders performance issues

I use Virtualbox for development and I share the codes between guest and host but this seems to cause performance gaps. What is a better alternative in stead of shared folders?
-2
votes
2answers
47 views

Worth getting thermal paste? Ran 20 youtube videos and got high 70 (degree C) CPU temperature and 80% RAM Usage

CPU: 2.2GHz RAM: 6G OS: Win7 Model: Samsung NP700Z5BH Usage: Image Processing #Is it worth upgrading to 8G RAM too? click to enlarge
70
votes
3answers
9k views

Why are smaller capacity SSDs slower?

I was reading this Tom's Hardware article on testing SSDs and came across the following claim: With SSDs, performance varies by capacity point. Smaller drives tend to be slower than larger ones, ...
1
vote
2answers
30 views

Firefox frequently hanging, but no Javascript? Browser environment corrupted?

Recently my browser (Firefox latest version) has been hanging when visiting heavily commercialized sites even though I have Javascript and YouTube and other programmatic features disabled. How can a ...
0
votes
0answers
5 views

Why does Maya's Create | Cameras submenu load slowly every time?

When hovering over menu items, submenus typically render snappily. However, when I hover over Create | Cameras (1), the Maya interface freezes for 10-25 seconds until the Cameras submenu is rendered (...
0
votes
0answers
36 views

Higher ram frequency and timings slowing my games?

The RAM I have is Gskill Ripjaws X it goes up to 2133MHz at 1.6v and is XMP compatible. Before yesterday my RAM was running at the slowest speed and at 1.5 volts and when I played Smite, Black Ops 3 ...
0
votes
1answer
72 views

Linux very slow and uresponsive - linux swapper process high usage

My laptop with archlinux kde5 is slow and unresposive, to do all task, open chrome or dolphin, etc. and sometimes freezing for 10-30 seconds like if i have a lot cpu usage, i try with different ...
1
vote
1answer
36 views

Dual channel of ram with mismatch size

My laptop have 2GB Ram because i have two ram sloths want to add more. But Before I add more ram. I want know that i have bought a 4GB of ram. without thinking and knowing about dual channel of ram. ...
0
votes
1answer
60 views

Nvidia GTX 960 Lower FPS If Overclocked

I am trying to over-clock my EVGA NVIDIA Geforce GTX 960. I am using EVGA precision X to do so. Whenever I try changing the base clock even a little I instantly to 1/4 of the original performance. I ...
1
vote
3answers
60 views

How to check running processes and get suggestions on garbage to kill? [closed]

As a good 'power user' my Windows 7 install has a few years running strongly. I just opened task manager and I have 185 processes currently running (granted most are chrome windows). I know how to ...