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

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0
votes
1answer
24 views

How much Is important the distance between sending request position and server position? [closed]

I have a website, usually the users of my website are from Iran. Now I want to know, buying a VPS from a near country is important? For example: Is it better to I buy a VPS from Digitalocean or OVH ...
14
votes
2answers
1k views

Would it improve the write performance to fill a reformatted drive with zeros?

I have a 2 TB drive which was filled to >99%. I’ve delete the partitions with fidsk and formatted them with mkfs.ext4. So as far as I know, the actual data which was on the drive does still ...
0
votes
1answer
356 views

Abnormally high memory usage on Windows 10

I finished building my first computer and I've had this problem for about 2 months now. I first noticed the high memory usage when I tried playing GTA V. I have 8GB of RAM. I would launch GTA V ...
0
votes
1answer
75 views

Win10 (and 8.1) boot performance mysteriously sluggish

I upgraded to 10 from 8.1 recently (and 7 before that). On login, I let a bunch of programs I need autostart and go into the systray: procexp (for monitoring), chat clients, tools like super-f4 and ...
0
votes
1answer
34 views

Is there any relationship between un-allocated disk space and speed in Windows?

In my computer I only allocated half of my hard disk space for usage; other space remains un-allocated. I wonder: will this decrease or improve my CPU performance? My assumption was if I provide ...
2
votes
1answer
135 views

Network transfer speed very slow using nc (netcat) over Wi-fi LAN

Anybody could have a hint why my home Wi-fi transfer using nc is so slow? What I've got: 1) Xubuntu machine with Atheros: $ lspci | grep -i wireless 03:00.0 Network controller: Qualcomm Atheros ...
0
votes
0answers
20 views

Does Windows-7 with only SSD and 32GB memory perform faster with or without Pagefile? [duplicate]

In Control Panel > System > Sys Props.. > Perf Options > Virtual mem: My Windows-7 Pro 64-bit has Pagefile on automatic and size is 24MB. Will Windows-7 perform faster with Pagefile unchecked? I'm ...
0
votes
1answer
79 views

Monitoring Run queue for AIX in NMON

I need to know about Run Queue in AIX and how to find the bottleneck of Run queue. what is the threshold value for Run Queue length. Kindly guide me on this.
0
votes
0answers
20 views

Single Hypervisor storage deduplication using a filer VM : performances

I'm looking forward to use a dedicated server as an hypervisor using VMware ESXi, and I would like to find a way to have storage deduplication and save some disk space. The idea would be to create a ...
2
votes
2answers
68 views

Performing PowerShell analog of *nix grep <multiple files by mask>

Is there a way to optimize PowerShell code below (it greps particular lines by string contained from a bunch of text files into a single one): $ErrorActionPreference = "Continue" Start-Transcript ...
9
votes
5answers
4k views

RAMDISK OS? Installing Windows 10 on a ramdisk

Is it possible to put the entire operating system on a ram disk? If I have 16 GB of RAM and it is an Intel Xeon. I don't have an SSD and my hard drive is killing my boot time. So can I just allocate ...
0
votes
1answer
36 views

Resolution to a very slow network

For some reason I have a very slow network (~10kbps over a 100mbps network). It only happens in office hours which leads me to believe that someone is bottlenecking the network. I need to find out who ...
1
vote
0answers
79 views

Eclipse Mars slows down Windows 7 interface

On a two pretty modern PCs I recently started to experience a strange problem. When I run Eclipse Mars, the Windows 7 GUI suddenly slows down, i.e. scrolling in Chrome, dragging the windows etc. I'd ...
1
vote
0answers
367 views

High Memory usage in Windows 10

I cannot figure out whats been just eating up my RAM lately. I tried looking with poolmon. It shows that the highest usage is Proc. So after searching for a possible driver issue. findstr /s Proc . I ...
0
votes
1answer
614 views

Windows 10 task manager CPU clock speed exceeds displayed maximum clock speed?

So in the windows task manager, in the performance tab, there's data concerning current clock speed and beside it is stated "maximum speed". Maximum speed is stated 2.00 GHz, which is correct as per ...
3
votes
0answers
154 views

Ridiculously slow read/write between two SSDs (Linux)

So I have a Kingston SSD (120Gb HyperX 3K; SH103S3/120G) that is about two years old and just picked up a new Kingston SSD (240GB SSDNow V300; SV300S37A/240G) to go along with it. I’m trying to ...
0
votes
0answers
44 views

Browsers Causing CPU Thrashing

Whether I use Chrome or IE my CPU starts to go crazy. I'm not sure what kind of web content causes this. Streaming? I have a fresh install of Windows 7 x64 and I'm using IE 11 and Chrome ...
4
votes
1answer
646 views

Load Dialog disk access slowdown on Windows 10

TL;DR my hard drive combination is causing load dialogs to take ~6 seconds to load, which is also confirmed via code, and I can't find any relief. I had Windows 7 for a long time, ignoring 8 ...
0
votes
1answer
36 views

If I get a second SSD will there be a performance change by moving the operating system?

I have my OS on an SSD with a HDD storage drive as a secondary. I've had the SSD for about half a year now, and it is starting to get full. If I get a second SSD will there be a performance boost ...
1
vote
1answer
7k views

Are 6th-Generation Intel Processors Slower Than 4th-Generation?

I'm looking at building a computer for my brother. Back when I built my own I used a 4th-gen CPU. My thinking is "well he should obviously have the latest generation because they say they're always ...
0
votes
0answers
38 views

Difference in Mac Pro processing power / Understanding GeekBench scores

I have heard that GHz is not any longer a valid measure of CPU speed, but then is CPU speed and number of cores a reliable measure of CPU power? I generally read on the net, "well, it depends what ...
1
vote
2answers
137 views

Which would be better to overclock VRAM or GPU for gaining performance boost?

I have an AMD Radeon HD7750 Saphire 1GB GDDR5 Edition which is getting pretty outdated and I don't have enough money to get another video card. To solve this I started OC-ing it using CCC. The thing ...
-4
votes
2answers
136 views

Why does the system take so much RAM? [duplicate]

Why is there a total of 5GB of memory used when all the processes together only use over 2GB? Why does the system take so much RAM?
0
votes
0answers
21 views

What is theoretical max benefit from read speeds under RAID5?

I have a 5 drive RAID5 with mdadm. When I do hdparm -Tt on all the constituent drives I find the slowest is about 230MB/s. Is the maximum theoretical limit of read speeds going to be (5-1)*230 or ...
1
vote
0answers
29 views

Ubuntu 12.04 LTS - SIL3124 - Hard drive read at 2.5MB/s

I have a headless media server that I’ve been using for several years now. It’s been entirely reliable, but some time ago 2 of the 4 hard drives started running very slowly. The two slow functioning ...
5
votes
2answers
1k views

Should I split VMware virtual disk into multiple files or not?

I'm using VMware Workstation 12 to create Win7 virtual machine that I can use it on Linux for programs like Photoshop and After Effects. VMware is asking for this option to split virtual machine ...
1
vote
1answer
40 views

Suggestions on how to run a very large Macro

I have an excel macro that I've estimated could take anywhere from 2-7 days (with my current computer) if I've received enough data to process. Is this a feasible task with my Windows 10 Toshiba i3 ...
0
votes
0answers
40 views

Something is blocking and slowing Windows 7 down when I loose the network connection

I've experienced this multiple times on various Windows installations on various work related devices. Sometimes when my laptop looses it's connection to the Intranet, the whole systems seem to hang. ...
1
vote
2answers
96 views

Why is my computer slow despite low percentage of CPU and memory being used?

My computer has recently been lagging in an annoying way despite its low usage of resources. It takes on average 5 seconds for an application to open after clicking it. Physical specification is as ...
3
votes
1answer
128 views

How do I Defrag/Optimize a Windows 8.1 Volume which has no Drive Letter? Does it matter?

I have a Dell Inspiron Ultrabook running Windows 8.1 (64-bit). In File Explorer, I click on Drive C Properties -> Tools -> Optimize. There I see 4 drives listed as follows: OS (C:) -- OK (0% ...
0
votes
1answer
54 views

What could be the reason for frequently losing the internet connection?

I am frequently losing access to internet. Nearly 3 out of 10 pages I open in browser wont open, as if I'm not connected to internet at all. I tested my wireless connection using ping -t and here is ...
1
vote
0answers
82 views

Windows 7 bizarrely system slows down around 15 minutes after boot

I recently installed new hardware in my desktop rig (CPU, MB & RAM) and did a fresh Windows 7 install. The recipe for pure happiness one should think, but sadly I’ve run into a really frustrating ...
0
votes
0answers
31 views

Never reach smooth, constant 60 fps in 3D applications regardless of graphics settings

I have a Radeon R9 290 (though this also happened on my previous card, a 6850) and it seems that only a select few games run at a constant, smooth 60fps. This has no relation to graphics settings as ...
0
votes
1answer
26 views

What metrics should I look at to find why the Tools->Options dialog is slow in the delphi xe5 IDE?

I am have Delphi XE5 installed on two laptops at work, one is newer with an SSD, 16GB, fast processor, and one older with 8GB. Both laptops run Windows 7 64 bit SP1 with the latest changes. The ...
-1
votes
1answer
51 views

How can an app claim to be able to transfer files hundreds of times faster than bluetooth? [closed]

There is an android app that claims to have device-device transfer speeds which are much faster than the underlying protocols allow for: Amazing transferring speed 200 times Bluetooth speed! ...
-1
votes
2answers
2k views

Windows 10 shutdown very slow

I installed windows 10 one week ago, it was working fine. But yesterday, after an auto update and installing some Modern UI app, my laptop shutdown became very slow, after the screen was turned off ...
0
votes
1answer
39 views

Profile windows 7 booting [duplicate]

My windows 7 boot very slow (stage when windows desktop appear), it need something about 10 minutes, to start working normal. Do you know any software to profile/analyze windows booting time ? I want ...
0
votes
1answer
24 views

Network loading issue

Each year I set up computer equipment for an annual black-tie fundraising gala for a local research hospital. In most cases, the venue does not provide or have the ability to connect up to the ...
0
votes
0answers
55 views

How do I capture multiple and specific processes performance user logman/perfmon?

Currently I have created a logman counter to monitor an entire system using the following command: logman create counter genericLogging -o C:\PerfLogging\data.blg -f bincirc -c "\LogicalDisk(*)\% ...
0
votes
0answers
208 views

Slow Gnome shell?

it's been a few days that my Fedora 22 is acting really slow. When I write text, it takes a few ms to appears, the mouse moves by jumps (not smooth). I have rebooted the computer multiple times, it's ...
2
votes
1answer
186 views

6 x Single Rank 8GB or 3 x Dual Rank 16GB RDIMMs (per channel)

I am upgrading my HP ProLiant ML330 G6 (Single Processor) server to 48GB registered RAM. Basically, I have done a bit of research and had come to a conclusion that 6 x Single Rank 8GB ECC RDIMMs ...
0
votes
1answer
284 views

Extremely slow speed when writing to USB FAT32 drive in Linux

I'm trying to copy around 4GB of files onto a USB 3.0 drive formatted with FAT32. The speed is ridiculously slow - 200 kBytes/sec. Writing data directly with dd is okay at about 25-30 MBytes/sec, and ...
0
votes
1answer
196 views

Are Android emulators faster in a Linux-based OS than in Windows?

Are the android emulator and other android VMs (like Geny Motion, BlueStack...) faster in Ubuntu (Linux) than Windows? They are pretty heavy in my Windows and I don't know whether I should install a ...
5
votes
1answer
214 views

Enabling Intel HD Graphics can increase memory speed?

I found that enabling Intel HD Graphics in device manager can increase memory speed about 17%. I also used Prime95 to test memory speed, and same result is found. (Prime95 results are highly dependent ...
4
votes
3answers
430 views

Is there any way to squeeze more performance out of a vintage Itronix GD8000 laptop PC?

Shorter question: I am attempting to use an Itronix GD8000 laptop with 4GB of its 8G RAM given to a Mint 17.2 guest OS under Windows 10 host for an open-source Django development environment, but ...
0
votes
0answers
109 views

XPERF View - Unknown process at svhost.exe flushing Disk

I have followed instructions to detect performance problems in Windows 7 by using Windows Performance Toolkit (xbootmgr and xperfview as shown here). The reason is because I still do not understand ...
1
vote
1answer
57 views

Performance Gain From Excel 2007 to 2010/2013 for modern PC

My work recently upgraded my department’s computers to shiny new spiffy i7 ssd 16GB RAM boxes. I spend most of my time in excel/access and the company still uses the 2007 versions of this software. ...
2
votes
0answers
633 views

Windows 10 keeps showing 100% of CPU usage no matter what

I'm having a curious issue in my Windows 10 Pro 64: the task manager keeps telling I'm using 100% of CPU no mather what: it's just there, fixed, doens't matter which are the consumptions of the listed ...
0
votes
0answers
45 views

Keep smooth desktop slideshow transition without other animations in Windows

I like to disable animations in Windows at work because it feels a lot lighter and faster, so I have the following configuration: However, I also have multiple wallpapers that change every hour ...
1
vote
1answer
201 views

My SSD drives have a very slow write speed (800MB read / 5MB write!)

I've done a lot of digging to try and figure out why I am experiencing slow write speeds to my SSD drives. They’re model number is: PNY XLR8 SSD9SC240GMDA-RB 2.5" 240GB SATA III Internal Solid State ...