Questions tagged [memory]

RAM (random access memory), either RAM hardware or software and operating system use of RAM.

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Does Windows Server 2019 require ECC memory?

I am planning to upgrade a system running Windows Server to Windows Server 2019. The CPU (Intel i7-950), motherboard, and RAM do not support ECC. This is a physical deployment, not a virtual ...
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Not able to understand output of top command (RAM)

Can someone please help me understand the memory usage here? Most of the memory (approximately 70%) is part of buffers/cache. How is abJava process reporting 93.5% memory usage? Is buffers/cache ...
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Intel Atom CXXX family (Denverton) and max RAM [closed]

I'm about to acquire a motherboard based on Intel Atom C3958 (SoC) for my home hi-end NAS/microserver. Motherboard will have 4 RAM slots for 2 channels. For my tasks I need minimum 256Gb of ECC RAM ...
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1answer
90 views

How does memory banking and bank switching work?

I do not know if this is the right site, so please bear with me. I know what memory banking and memory switching is, but I cannot find out how they are implemented. Is there a sort of switch that ...
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3answers
295 views

How the CPU determines whether to put data in L1i or L1d

How does CPU decides what cache to use to store data just retrieved from memory? As far as I know the smallest unit of memory that CPU can access (read or write) is 64 Bytes (x86_64, DDR3/DDR4) which ...
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Replaced ram getting BSOD thread exception not handled/kernel security check failure

Hi guys not sure if the is the correct forum for this type of query. So I bought a new DDR 3 8GB 1333mhz DIMM(transcend ts1glk64v3h) to replace my old DD3R 4GB DIMM(Apacer AU04GFA33C9QBGC). Now I ...
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1answer
70 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 ...
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1answer
19 views

Gigabyte Aorus X570 Xtreme RAM compatibility

On Gigabyte website these are the supported Corsair RAMs at 3600 MHz But this one Corsair DIMM 32 GB DDR4-3600 Kit, CMK32GX4M2D3600C18, Vengeance LPX Is not listed. Does anyone know would this RAM ...
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42 views

Process Explorer showing RAM use of 99.73%

Is it possible for for Process Explorer to show a RAM use of 99.73%, on Windows 7 SP1 x64 Ultimate (virtual memory disabled to avoid swap)? I thought that Windows was reserving a few % of RAM for ...
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38 views

is acceptable to have NVME as an alternative to RAM for specific cases [closed]

it is possible to find many older topics about this... but indeed things changed and I want to go more specific... No questions about advantages of RAM, as also there is no questioning about its cost....
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1answer
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Windows 10 unable to disable ALL caching of files to memory

I'm trying to disable windows file write cache. I have disabled the Sysmain service, disabled Prefetch in registry (EnablePrefetcher = 0) and I have even tried turning off disk write caching in the ...
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1answer
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Does macOS compact RAM to save power?

We all know that a modern OS will save power by throttling the CPU (or even putting it to sleep) when it isn't needed. But what about the RAM? After all, DRAM can't be powered-down without losing its ...
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41 views

(DDR4/RAM) Writing speed more faster than reading speed

This is giving me a headache. As I know, all RAM modules are a bit faster while reading instead of writing due it's nature. My only and last (I think valid) theory: a bad DDR4 timings (calculated by ...
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62 views

Why is my keyboard not functioning when I load my PC causing it to swap upto 2GB of memory?

I have a below avarage laptop with 6GB RAM (I know it should be either 4GB or 8GB for optimisation reasons and such but I gotta work with what I got) and about 1GB of it is used up by my desktop ...
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Clevo W65_67SB motherboard memory voltages in BIOS [closed]

I'm having a problem understanding memory voltages. I had 4GB preinstalled memory on my laptop. I didn't know anything about RAM characteristics, so I just came to the computer market and asked for ...
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6 views

RAM Installation didn't work

I have a HP Pavilion 15 Gaming Laptop. It has 1 8gb RAM in and I recently added another following the instructions from some YouTube video. The laptop doesn't seem to recognise it though. I have been ...
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23 views

Is it possible to test the memory controller of my CPU?

My system has been on the fritz for the past week throwing up random RAM-related errors (windows bsod about memory management, memtest giving errors) and after swapping out just about all parts the ...
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54 views

RAM in Windows 7 is used by “Driver Locked”, but not allocated dynamically to the Host OS?

I have the problem, that my RAM is locked by Driver Locked, according to RamMap. This is a known "feature" from something called hypervisor. This should work perfectly, but obviously my Firefox ...
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1answer
43 views

Create a small file in RAM

I know there exists several RAM disk programs, that allow to create a whole (temporary) filesystem in RAM, but here I have a slightly different request: How to create a single file in RAM (just a few ...
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1answer
42 views

Is it OK to run 48 GB RAM on a Ryzen Win64 system?

I have a Windows 10 system powered by a Ryzen 5 2600X. When I built it, I set it up with 16GB of dual-channel RAM (8x2 sticks). Now it's giving me messages that memory is low, and I notice that at ...
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1answer
46 views

How to add swap to ECS containers?

My EC2 instance is running out of memory, and I thought adding swap could help I'm not sure EC2 ran out of memory or container did, following is screenshot of EC2 offered by AWS get-instance-...
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13 views

Ram upgrade fail

So recently, I got a 2x4 Gb ram from Corsair (CMX8GX3M2A1333C9) to upgrade my mobo. I had 2x2Gb ram (NT28C64B88B0NF-CG). But now my motherboard (Asrock G41MH/USB3 rev 2) is not booting anymore. It is ...
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1answer
53 views

Will my system crash randomly if I use RAM DIMMs of different capacities?

I currently have Gigabyte GA-B250M-DS3H mother-board and 1x 8GB DDR4 RAM with 2133MHz speed and CAS latency of 16. Now if I install 1x 16GB DDR4 RAM with 2400MHz speed and CAS latency of 16. Is my ...
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3answers
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Can you combine DDR3 and DDR4?

I have a computer with two sticks of DDR4 RAM, and someone just gave me some old RAM that's DDR3. Can I use both in the same computer?
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1answer
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Diagnosing root cause of single core failure

I have a strange issue with a new system comprising of Ryzen 3700X and ASUS TUF X570 (WiFi). I was able to boot the system, install Windows on an NVMe and then start and run Windows. After a couple ...
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Can't find driver using up my RAM with poolmon

I've been experiencing really high idle ram usage (70+%) so I looked into it and believe it's a driver memory leak. When I tried to use poolmon and cmd to find the driver I don't get the driver name. ...
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1answer
49 views

Intel® Xeon® Scalable Processors - Do they support 'Flex Mode'?

Intel has a memory mode called Flex Mode Is this mode supported by Xeon-SP CPU's (specifically 1st gen Xeon Platinum CPUs)? I couldn't find a list of CPUs supporting this mode and not sure if this is ...
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2answers
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I cant find correct information about my laptop max ram capacity

I have msi ge60-0nc-037tr laptop using windows 7 when i check the model of my motherboard wmic baseboard get product,Manufacturer,version,serialnumber return MS-16GA model motherboard when i check ...
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37 views

Computer won't boot after installing 32GB RAM kit [duplicate]

Computer configuration: CPU: Intel Core i5-7600K, 7th gen MB: ASUS H110I-PLUS, allows up to 2 DIMM slots, max. 32GB and 2400MHz RAM: Corsair Vengeance LPX, 32GB (2x16GB), 2400MHz, CL16, 1.2v (...
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91 views

Windows 10 Pro stopped using half of the RAM

Basically, I have 16GB of RAM (HX428C14SB/8, two sticks), and it worked perfectly well for around 3 years, but then they stopped. The only significant thing that happened to my PC around this time was ...
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Commited memory keeps going up

So I have been having this problem for over a year, if anyone can help me solve this I would be forever grateful. Seriously. Upon using my laptop (8Gb of physical memory) for a long time eventually ...
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1answer
65 views

how to run a linux program faster after its first execution

I use a Sophos antivirus program to scan email in antispam software ASSP, server OS Centos 7.4, MTA EXIM. It run in this way /usr/local/bin/savscan -sc -s -archive /file It works very well to block ...
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0answers
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PHP process memory leak [migrated]

I'm having a really strange problem when running a PHP script as a Daemon. First I want to say that I've been using those kind of scripts for several years now without any problem. During the past ...
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3answers
59 views

Find a string in the whole RAM

How to search a string in the whole RAM? (not only in some processes' allocated memory, but the whole RAM) Or is there a way to dump the whole RAM into a 4GB or 8GB disk file? Then I could easily do:...
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Is it possible to set an application to avoid being transferred into virtual memory?

Is it technically possible to set an application to always stay inside the RAM memory and never be transferred into virtual memory? Basically, I'm having a few AutoHotkey scripts and some time after ...
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1answer
51 views

GPU for web browsing, developing?

I owned a 10-year old laptop with Core2 Duo chip and Radeon HD 4650 GPU, running Windows 7 Pro. I was able to use Chrome or Firefox with 100+ tabs open and have very few problems or glitches. Now I ...
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1answer
20 views

Upgrading memory in Lenovo Ideapad FLEX 14-IWL

I want to upgrade the RAM in my Lenovo Ideapad FLEX 14-IWL (mtm # 81SQ0008US). Task manager shows as 1 of 2 slot used, but Lenovo says there is only one slot, and maximum ram is 32 for it. I am not ...
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2answers
774 views

What is the contemporary meaning of primary storage?

I've always associated the term "primary storage" with main memory, so memory which can be accessed directly by the CPU and its of the volatile type. The past few days I've been reading some technical ...
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46 views

Where does the Windows 10 game bar store ongoing background recordings, on disk or in memory?

When you enable the background recording feature of the Windows 10 "game bar", so that you can record a (by default) 30-second clip on demand, where is the ongoing recording stored? "In memory" would ...
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3answers
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I have 4 GB RAM in both of the available slots; can I upgrade one of them to 8 GB?

Does having unequal size RAM affect performance?  I want to make this upgrade because I run out of RAM while playing games and doing other resource-intensive stuff. My PC is a Dell 7577.  Will it run ...
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0answers
47 views

LENOVO Ideapad 700 15ISK Instant Shutdown Using GPU While Power Plugged In

I have a Lenovo Ideapad laptop. Dual boot Linux and Windows. Whenever I try to play games on Linux or Windows (game or OS does not matter), it's shuts down immediately. On power plugged battery. But ...
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1answer
68 views

My DDR3 RAM is not running at its native speed

I upgraded my PC. Previously I had 2x4GB kingston hyperx 1866MHz. I then added 2 more sticks of the same type, speed of ram. But now it's only running at 1600MHz which is disappointing. I tried ...
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2answers
161 views

How many virtual machines could be run on top of a physical host machine at the same time?

I have been facing problem with my host machine having 4GB RAM and Intel Core i3 (2GHz) processor. I am trying to make a cluster with few virtual machines (VMs). Anyway, It is just fine with 2 VMs ...
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1answer
45 views

Random 10 letters .exe file at startup takes up 150MB of RAM then immediately kill itself [duplicate]

A process named 'eepBn5hbZX.exe' takes over 180MB of RAM at startup (the computer is up for 55s) for a while before disappearing. It's pretty large (85.9MB) and located in the Desktop folder This has ...
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1answer
27 views

what ram can I buy for my linux PC

I have an old PC - 2011 I think. It only has 4gb of ram and I'd like to buy more because it keeps maxing out and hanging. I took out the 1 stick of RAM that was in there already and checked out the ...
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1answer
23 views

PC stuck on a reboot loop after crashing, but only if >3 RAM sticks are installed

OS: Windows 10 v1903 (but I guess it's a hardware or BIOS problem) MoBo: ASUS Z97M-PLUS CPU: Intel Core i7 4790K PSU:  XFX 650W P1-650S-NLB9 RAM: 2x Corsair Vengeance 4GB 1600MHz DDR3           2x ...
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1answer
65 views

PC goes into endless reboot loop after filling all RAM slots

My PC goes into endless reboot loop after filling all RAM slots. There's no POST screen nor audible error code. After powering on, it takes ~15s before it shuts down and powers on again. Until ...
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0answers
15 views

What is the history behind `ulimit -m` / RLIMIT_RSS not working?

According to man setrlimit (which is what man ulimit directs me to), RLIMIT_RSS Specifies the limit (in bytes) of the process's resident set (the number of virtual pages resident in RAM). ...
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2answers
109 views

What speed will my RAM run if my system memory spec is 2933MHz and the RAM is 3200MHz?

So I’m about to build a new PC, my 1st. I plan on buying a Ryzen 5 2600X. The thing is that I want to pair it with 16GB, 3200MHz of RAM. The specs of the CPU say that the system memory is 2933MHz and ...
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0answers
15 views

VPS with Centos 6 Apache server and Directadmin - something is using all the arm

I'm using Direct Admin on Centos 6 on a VPS that has 32 GB RAM which has 2 WordPress websites yesterday, I opened my site and it was super slow I opened the Apache's server status and I didn't see ...