All Questions
27
questions
2
votes
0
answers
980
views
Computer feels laggy running Linux but okay with Windows 10 don't know why?
Processor: AMD A8-6600K APU with Radeon(tm) HD Graphics 3.90 GHz
Installed RAM: 8.00 GB (7.20 GB usable)
System type: 64-bit operating system, x64-based processor
Pen and touch: No pen or touch ...
- 25
0
votes
4
answers
1k
views
Why OS(s) take so much memory. Are they fully optimised?
Mac Os eating more than 3.5 GB's of Ram:
I have seen windows and mac os taking about 3-4 GB of ram space even in cleaned PC with no apps opened.
Can't developers further optimise operating systems to ...
0
votes
1
answer
331
views
Does expanding RAM of PC affect the existing dual boot?
I recently dual booted my laptop of 4GB RAM into Windows and Debian. Since then I have observed that it has slowed down considerably. Hence I wish to expand its RAM. My laptop has extra slots alright, ...
2
votes
2
answers
5k
views
64GB memory installed but only 32GB detected in UEFI BIOS and OS
I have extended my memory to 64GB (4x16GB) and noticed a strange behavior: First the mainboard doesn't boot and turned of automatically. Then I updated the UEFI (changelog shows memory compatibility ...
- 905
0
votes
1
answer
216
views
Dual Boot Linux/Windows if RAM is not split where is "state of open programs" saved?
Basically I am dual booting windows and linux on a laptop, I am using windows and i close the lid and it goes to sleep, I leave documents and programs open. When I open it up the next day it has ...
3
votes
1
answer
2k
views
Why do operating systems use more RAM for the same processes after you increase the RAM capacity?
Recently, I increased my RAM capacity from 8 GB to 16 GB and I noticed how both Linux and Windows use more RAM for the same processes.
As an example: Before the RAM upgrade I would have Firefox and ...
- 157
1
vote
1
answer
941
views
Why do I seem to run out of memory when at 80% memory usage instead of 100%
Both on windows and Linux machines it seems as if memory usage tops out around 80% according to resource monitors. Once memory gets around 80% disk IO starts to shoot up and I can hear the computers ...
- 249
0
votes
1
answer
131
views
How can I get all the benefits of restarting my computer without actually rebooting it?
There are a lot of different reasons why a reboot would be beneficial for the system (like flushing RAM), and all the applications that might be running for a while. However, if we wanted to get to a ...
- 1
1
vote
0
answers
48
views
Can a program running in user space and one running in kernel space access the same file in the file system?
I have a C-library that is being used by programs running both in user space and in kernel space. I want the C-library to be able to read from a file stored at some place in the file system.
Will ...
- 139
1
vote
1
answer
794
views
Emptying trash bin slows down PC
When I empty the trash bin on my computer (be it Linux or windows), the data still exists, so I was told. I read that after emptying the trash bin, an Index of some kind is removed. That's it. The ...
- 13
2
votes
1
answer
413
views
What happens when you mlock(2) memory that is already swapped?
Simple question, but I couldn't find an answer.
If there's a page in memory that has already been swapped out to disk by the kernel, and then its owner process calls mlock(2) or VirtualLock on that ...
- 141
0
votes
1
answer
114
views
Unable to get past bootloader (either GRUB or Windows Bootloader)
I recently did some hardware upgrades to my computer. The new specs are:
CPU: Ryzen 5 1600
Mainboard: MSI B350 MATE
RAM: G.Skill Ripjaw V Series - 3200 MHz DDR4 - 16 GB (2 x 8 GB)
Video Card: ASUS ...
- 101
-1
votes
1
answer
93
views
Do Linux bases operating system provide an API to check the amount of available RAM memory of the system? [closed]
Let's say that someone wants to write a program that takes a decision based on the amount of available RAM memory that system have.
How can a C++ or JAVA program find out what is the amount of ...
- 1,863
0
votes
1
answer
64
views
Power-off on CPU-intensive task
I'm not sure if this is the right place to ask, but I'm a bit lost at the moment:
I recently looked into this project which is quite memory and cpu intensive. Everytime I start a calculation my ...
- 103
0
votes
0
answers
845
views
How to install Linux/Windows with bad RAM
I have a sub-notebook (Sony VAIO SVP) where Windows boots to a BSOD. By now, I have found out that the RAM has some errors. Since RAM, CPU and FlashDrive are solderd to the board and the warranty has ...
- 2,274