Questions tagged [virtual-memory]

It is an extension of memory address space which is logically appended to the physical memory of a computer by the Memory Management Unit (MMU) of its processor. It is normally realized in operating systems by utilizing free disk space to implement such memory extension and may also be referred to as swap-file or page-file.

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What is the exact meaning of EPTP with Extended Page Tables?

EPT stands for Intel Extended Page Tables. But what does the suffix P stand for in the term EPTP switching ? If there is a reliable source, I would like to add the answer to the Second Level Address ...
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Dell PowerEdge T-620 - Choosing Memory Modes in the BIOS

I'm trying to configure the Memory Mode, in the BIOS, of a Dell PowerEdge T620 with dual processors: Owner's Manual | Technical Guide The system has 384GB of DDR3 LRDIMM Memory and I'm able to choose ...
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Guest machine using all the RAM allocated to it on server [duplicate]

I have a server that has KVM installed on it. this server I have created for testing purposes. server's configuration : OS: CentOS 7 Space: 60GB RAM: 2GB I created one Windows VM on this server with ...
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Linux: The difference between “paging on major page fault” and “swapping enabled manually”

On a Linux machine, we can enable swap by commands like the following sudo fallocate -l 500M /data/swapfile sudo chmod 600 /data/swapfile sudo mkswap /data/swapfile sudo swapon /data/swapfile But ...
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Committed/Allocated memory in Linux is less than used memory. How is that possible?

So I have a system with linux kernel 4.14.73 in which I am using values from /proc/meminfo in an program that shows the system specs including memory used and memory reserved. All was well until I saw ...
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Allocate Added Disk Memory in Ubuntu 18.04.4 Live Server Virtual Box

I have resized my disk memory from 30 GB to 50 GB and it was successful from what I saw in the Virtual Box Manager. Upon running df -h, I saw that the 20 GB was not yet reflected in /dev/sda ...
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create shared volume from folder in partition volume

I have a server with Windows Server 2016 with 2Tb space disk. I have 3 partitions volume. My need is to use one partition and create folders inside representing departments in the company. For each ...
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Is buddyinfo valid in virtual machines

Buddyinfo shows number of contiguous pages for each order available. Since virtual machine treats host's virtual memory as its physical memory does any kernel module allocating higher order memory ...
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112 views

Managed hosting, VPS & RAM - Virtual Memory?

I'm talking to a web host that's just starting up. They have shared hosting and managed VPS's. With shared hosting I understand that they have a script checking if a process goes over memory limits ...
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Windows Memory Usage - Is something throttling available RAM

Can anyone tell by the images below if this machine is unnaturally throttling memory usage. The memory was upgraded from 32GB-64GB for SSRS report rendering, which is the only sizable process to run. ...
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How to increase the Java Memory in Windows Server 2016 R2?

I am trying to follow This Link to increase the memory that is available to the Java Runtime Environment, becase I encountered the "insurfficient memory for the Java Runtime Environment to continue" ...
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Remove swap completely or set swappiness to 0?

In managing a server with 512GB of RAM I encountered a process that keeps consuming swap until it hits 100% of the swap space then stops consuming more (6GB of swap) but keeps working fine (albeit, ...
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System freezes when syslog fills up with “java: page allocation failure”

Ubuntu 16.04 x64bit kernel 4.4.0 cpu:8 , memory:31G , ZFS is main filesystem and cifs share is mounted # sudo numactl --hardware available: 1 nodes (0) node 0 cpus: 0 1 2 3 4 5 6 7 node 0 size: 32157 ...
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What are the specific column headers for the “Mem-Info” dump after “oom-killer”

I'm running a Debian 8 Jessie development server. 16GB mem. I've looked at the other posts about oom-killer, but none are really pertinent to what I'm asking here I'm trying to track down what ...
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Windows Server 2016 pagefile does not increase

I apologize in advance if this is not clear enough to understand my problem, it's a bit long but I've done my best to make it understandable. I'm running an Exchange 2016 CU6 on a Windows server 2016 ...

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