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Questions tagged [ram]

Random-access memory (RAM) is a form of computer data storage. Today, it takes the form of integrated circuits that allow stored data to be accessed in any order with a worst case performance of constant time.

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Can I allocate free memory to a Minecraft server? (18.04)

So I have about 4gb of available memory and 1gb of free memory, can I allocate 5gb to my Minecraft server? I am a noob, just got ubuntu :D I have no idea what is the difference between free and ...
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Random freezes in (X)Ubuntu 18.04 caused by filled up RAM

I have a problem with random freezes in (X)ubuntu 18.04(.1) under Kernel 4.19.0 and 4.19.4. When I check 'top' during freeze episodes, I can see that all my RAM and SWAP is slowly beeing consumed by ...
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Ubuntu 18.04 doesn't use swap, but whet it does it freezes

My ubuntu 18.04 64bit isn't using the swap file/partition to the point when the 8gigs(of which 7.3 are usable) of ram almost fills up, and when it does, and actually writes some things in swap it ...
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spinning cursor icon - what's it doing?

I am a long time Ubuntu user and I have not seen this before. I recently installed VS Code (https://code.visualstudio.com/). When I open VS Code directly, or use file manager to open a file with VS ...
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Why is Wikipedia taking up so much RAM on Ubuntu (with Google Chrome) and how can I reduce it?

My laptop with 16GB of RAM keeps running out of RAM and the top 10 processes chewing up the RAM are always from Google Chrome tabs, some which are using 900MB of RAM: Opening Google Chrome's own task ...
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33 views

Ubuntu 16.04 use all swap instead of free memory

I have 128GB of memory but Ubuntu 16.04 seems to use all swap space instead of using 55GB free memory. So of course the load goes to the moon. Could someone help?
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G860 CPU to i7-3770 CPU + More RAM - advise requested [duplicate]

I have a G860 CPU installed on an Asrock H61M-DGS Motherboard - works well under Ubuntu 16.04. Now to the question: If I was to purchase and install an Intel Quad Core CPU say i7-3770S could I ...
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Ubuntu(16.04.5) Memory is used more than 97%. Why it is used so much memory? [duplicate]

I have a Ubuntu Server. Version: # lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.5 LTS Release: 16.04 Codename: xenial The uptime is: # cat /...
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24 views

ubuntu 18.04 crash after memory upgrade

I have ubuntu 18.04 installed on Toshiba Satellite C660-A205, by default it has 2 GB ram. So, I purchased additional 4 GB ram , to accommodate the high need of memory in 64 architectures. When I ...
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26 views

RAM DDR 1333 Vs 1600 - Not recongnized

I have a RAM problem. I check every questions I could find on askubuntu but couldn't solve my problem myself. I had two DDR 1333 4Go RAM sticks that worked perfectly well, but I needed more (I run a ...
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22 views

Buff/cache usage increases unexpectedly

I'm currently on Xubuntu 18.04 LTS, I have 12GB of RAM, and 120gb SSD and 500GB of free HDD space. I am dual booting my laptop with Xubuntu (on HDD) and Windows 10 (on SSD). I mostly use Xubuntu alot, ...
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System and applications hogging up RAM after returning from suspend mode

I leave my PC on a lot when I leave and therefore learnt to use sleep/suspend mode. In Ubuntu 18.10 I've noticed that a lot of the applications running after returning from suspend mode have doubled ...
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if I download to a mounted ram disk will it be the same as moving the from hard drive to ram but faster

what I'm asking is: are mounted ram disks (the ones made with commands like this mount -t [TYPE] -o size=[SIZE] [FSTYPE] [MOUNTPOINT]) just a file that works faster so if I download into the file it ...
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1answer
52 views

Number of RAM slots [duplicate]

I am trying to figure out how many free RAM slots are available in my laptop so that I can upgrade them. I have inbuilt two 4gb (8gb) RAM, however I would like to upgrade it to 16gb. I tried using ...
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Linux problem with RAM after instalation and also live

I installed Linux on my Lenovo Yoga 500 with 8GB RAM near my Windows. Windows works correctly and sees 8GB of RAM. But Linux installed on the notebook only sees 2GB RAM (1,8). The command in the ...
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1answer
51 views

6.2 GB usable ram out of 8 GB RAM [duplicate]

When I bought a new laptop it had 4 GB RAM. Then after 1 month I added 4 GB RAM in the second slot. And it shows 7.88 GB RAM usable. After some time it showed 6.4 GB RAM usable and 1.4 GB hardware ...
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3answers
2k views

Ubuntu 18.04 not detecting full RAM size

I have Ubuntu 18.04 dual booted with Windows 10. Windows 10 shows full 8 GB RAM. But in Ubuntu it shows only 6.8 GB. Is there any way to make it near 8 GB or is this natural? ~$ free ...
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88 views

Why can I only access 3gb of RAM with 8 installed on a 64-bit system?

Why can I only access 3gb of RAM with 8 installed on 64 bit system? My BIOS recognizes all 8 gb installed in the system. I thought by installing 64-bit Ubuntu would take advantage of the higher RAM ...
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1answer
57 views

How to check surface ramdisk?

I am here to ask you if it is possible for a ramdisk to get corrupted and if so, is it possible to verify the surface of it?
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33 views

Neofetch and Screenfetch show completely different RAM results

Recently I started using neofetch instead of screenfetch due to more information displayed in the first one. However, I noticed that one-by-one run screenfecth and neofetch show majorly different ...
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22 views

Deleting /tmp does not release (reclaim) space

I am new to Ubuntu and am testing 18.04 to, hopefully, move away from Windows 10. I added the following line to fstab to mount /tmp as tmpfs (I have lots of memory so I omitted a size limit): tmpfs /...
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27 views

Tracker effectively stops system after upgrade to 18.10

After upgrading form 18.04 to 18.10 tracker-extract uses all CPU and memory eventually crashing the system. If I run tracker reset --hard once after boot. The problem does not arise. Any ...
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1answer
34 views

Skype in Ubuntu creates 4 processes and comsumes a lot of RAM

I am using skype (skypeforlinux) in Ubuntu 16.04. I have noticed that when open 4 skype processes are active. More specifically I have: 2 processes of skypeforlinux occupying approximately 162 and ...
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1answer
106 views

Ubuntu 18.04 - Swap space not used, Gnome freezing

I have an issue with my swap space. It is always empty even when it should be used. In the screenshot below, you can that my RAM is half full, and the remaining RAM is full with cache and buffer. ...
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free command shows 7gb of 'free' memory & only 2gb of available memory

when I run the 'free' command it shows my VPS (Ubuntu 18.04 LTS 64bit) as having 8gb total, 7 of which is "free"... From what I understood from this question, free memory is supposed to be very ...
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HP 255 G3 did not get better after upgraded RAM and SSD

I recently got HP 255 G3. The machine was never used. To make the maximum out of the laptop I upgraded RAM from 2gb to 8gb and HDD to SSD (100 gb). Tried elementary os 5 and Ubuntu 18.04. Comparing ...
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1answer
106 views

ECC - EDAC_DRIVER is not set message

Bionic LTS server I have a Ryzen processor and AsRock motherboard, both run ECC with no issues. The problem I am having is in syslog I see Not enabling Memory Error Detection and Correction since ...
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1answer
138 views

vm.swappiness does not apply to tmpfs, Ubuntu Server 16.04.5

Need for some expert advise has brought me here. Observation: OS locks up during high RAM usage, very low swap usage (plenty available), high tmpfs usage. My setup: Ubuntu Server 16.04.5 with ...
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1answer
52 views

Removed all files from Kindle device via cp command

I tried to copy a file to a Kindle device via command line in the following way: cp filename /dev/sdb5 where sdb5 is the name of that device. As result, all files from the Kindle device are removed. ...
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0answers
75 views

How can a blacklist of programs be defined for halting if RAM memory usage goes beyond a certain point?

My computers have been freezing too much because of a lack of RAM. I need this to happen less. I am aware that the system in this high-RAM usage state is technically still solving the problem via SSD ...
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1answer
111 views

OutOfMemoryError: unable to create new native thread with no obvious reason

When starting my modded Minecraft Server using java, I get the following error: java.lang.OutOfMemoryError: unable to create new native thread So my first guess was, that maybe something is creating ...
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1answer
59 views

Transfer to swap the memory data of idle software running in background while keeping in RAM only active ones?

While running 5-6 programs at the same time (Browser, Virtual Machines, Terminal, Text Editor, File Explorer), some of them from time to time (let's say every 15 minutes) are inactive/idle (not ...
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95 views

RAM usage ubuntu vs mac vs windows

Ask the title states. Im a beginner when it comes to understanding ram usage. But is the hole Mac/linux use RAM better a generalisation if so is there truth to it? Thank you for clarifying theres ...
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1answer
242 views

Ubuntu 18.04 shows massive amount of memory in use

After an upgrade from 16.04 to 18.04, the amount of memory in use, even after a reboot, is massive. The System has 64GB of ram. Prior to upgrade, typical usage was about 20% (12GB). Ater the reboot,...
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1answer
45 views

Check for DDR4 support on laptop [closed]

As the question says, how can I check if my laptop's motherboard supports DDR4-RAM or not. Laptop specifications:- OS : Ubuntu 16.04 LTS Product : HP Pavillion Series 15p045tx P.S: Not mentioned ...
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2answers
180 views

Problem with swap in ubuntu 18.04

I have Ubuntu 18.04 installed on my PC which having 8GB total memory and I allowed 2GB swap space when installing Ubuntu. When in normal operation it uses about 2GB from main memory and zero of swap. ...
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0answers
134 views

ubuntu running out of memory

I recently switched to Ubuntu 18.04 (from win 10) and am really starting to like it apart from my problem (and a very annoying bug when transferring files). My system has a i3 processor and 4GB ram, ...
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1answer
73 views

Ubuntu freezes when compiling software

I have a Xubunut16.04 install with 16GB RAM and a 20GB enrypted Swap. When I start a large compilation with configure make -j in a terminal, I can see in the panel load monitor all cores go to ...
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1answer
26 views

Free heap memory

So I'm using Ubuntu for programming I use atom text editor with gcc compiler for C. I want to ask what will happen if I don't clear memory allocated by malloc or calloc? Will the OS take care of it or ...
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2answers
45 views

How much swap space should i use? [duplicate]

I have a 4GB RAM laptop with 500GB hard-disc space and I'm using Ubuntu 18.04 LTS. So, I need to use the android studio a lot and recommended RAM for that is 8GB. My computer crashes a lot lately so ...
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2answers
104 views

Nautilus randomly starts eating all my RAM until computer crashes

Title says it all. I'm dual-booting Ubuntu 18.04 (alongside Win10) on a MSI GS65. I've randomly gotten this problem over the past month or so, but I just got it now twice back to back when ...
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0answers
145 views

Slow booting Ubuntu

I recently removed windows 10 and I reinstalled my laptop's OS to Ubuntu latest version till 13/09/2018 with 2Gb ram and 1Tb hard disk with no graphics card. I probably loaded Ubuntu as I thought this ...
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1answer
64 views

Increasing RAM size on Ubuntu 16.04 running in VMware Workstation

I'm running a Windows 10 64-bit host OS on a Dell XPS 9560 with 8GB of RAM. I've installed Ubuntu 16.04 for programming purposes using VM Workstation, and currently allocated 1GB RAM for the Ubuntu ...
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0answers
31 views

RAM module not detected

I have an hp notebook 14-am003nk under ubuntu 18.04. I had 4G of RAM in one slot, when I added another RAM in the free slot it was not detected, or maybe it's detected but wrongfully. Here is the ...
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1answer
737 views

Increasing the Swap Space on Ubuntu [duplicate]

My Swap space is currently set to 2 GB. How do I increase it? Also I'm running with an SSD and have 16GB of RAM. What is the Max Memory I can set the swap file to?
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0answers
20 views

Go to command prompt when computer tuns out of memory

Is there a way to fall back to command line in Ubuntu 18.04 when computer runs out of memory? It used to be Alt+F2 (and I was able to kill consuming processes), now I can only do REISUB or restart. ...
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0answers
144 views

Increase in memory consumption after updating Ubuntu to 18.04LTS

Something very odd has been observed between Ubuntu 16.04LTS & 18.04LTS i.e memory consumption. Even during the startup memory consumption is more in 18.04LTS. Now when the PC start's it consumes ...
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0answers
23 views

8g ram for my laptop but i have 120g usb, switching to dual boot from VM? [duplicate]

I have dell xps 9560 with i7. I think its pretty powerful laptop but it has only 8G ram. To supplement i bought 120G usb. I was planning to use VM to use ubuntu but I googled around and Ive seen ...
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1answer
193 views

Is my Ubuntu 18.04 using 8GB ram instead of 4GB?

I am using Ubuntu 18.04 and Window 10 on the same machine (dual boot) and recently I have upgraded the RAM from 4GB to 8GB. After that window-10 still used 4GB instead of 8GB. I had performed the "...
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1answer
49 views

How can I make Ubuntu recognize RAM?

I added RAM to my PC with Ubuntu 18.04 but it does not finish booting the system. I added two memories of 2GB each, before had a module of two cards of 1 Gb each. Check the Acer instructions and the ...