Questions tagged [ecc]

Error-correcting code, as in a type of memory that can correct single-bit errors. ECC memory is typically found on servers and workstations, where maximum reliability is required.

Filter by
Sorted by
Tagged with
1
vote
1answer
41 views

Is server RAM any different than consumer RAM with consumer chipsets supporting DIMM & ECC? [duplicate]

After looking at Micron Server DRAM and seeing how massively expensive it is, I went to look for the differences. This 11 year old post states that there are differences in reliability, ECC support, ...
0
votes
1answer
14 views

ECC RAM Data Width showing 72

I have installed ECC RAM and I would like to know why Data Width is showing 72 instead of 64? I have googled but can't find any related answer at all. Thank you in advance. Microsoft Windows [Version ...
2
votes
1answer
28 views

Why is there no “Toggle the encrypt capability” when generating master key using ECC vs RSA?

Evaluating switching from RSA to ECC when provisioning YubiKeys. Noticed that when I run gpg --expert --full-generate-key and select “ECC (set your own capabilities)”, the “Toggle the encrypt ...
0
votes
0answers
31 views

Why is dvdisaster data redundancy not working?

I did some dvdisaster tests. Carried out tests as before - on CD (because it's cheaper). As a result - I DOUBT about the effectiveness of dvdisaster. I used this version: dvdisaster on github ...
62
votes
6answers
9k views

What happened to ECC RAM?

A decade or two ago I could buy ECC (Error Correction Code) RAM for PCs I assembled. ECC RAM provided SEC-DED, I guess from bit flips caused by ionizing radiation (I don't know what else could cause ...
1
vote
0answers
59 views

Will i3 9100F support my ECC unbuffered RAM?

I read from the intel website that i3 9100f supports ECC ram, and when I am buying the ECC RAM, the guy said that the i3 9100F won't run with unbuffered RAM. Can anyone confirm this? My motherboard is ...
0
votes
0answers
19 views

Changing the RAM of lenovo workstaion from 8GB stick to 32GB [duplicate]

I have Lenevo P700 It supports this memory . This is ram which is currently inside https://postimg.cc/Ny2WQR8w THis is what i find from google it supports 32GB https://www.compuram.biz/memory/lenovo/...
0
votes
0answers
40 views

How to start memory scrubbing manually

ECC memory scrubbing is usually a passive process that happens in the background. But I was wondering if I can start it by hand and monitor its progress and maybe test specific address ranges? Regards
2
votes
1answer
395 views

Does DDR4 RAM with ECC give a significant advantage over regular DDR4 RAM with its CRC?

Standard DIMMs before DDR4 had no error checking and the common practice for HA servers or workstations with increased RAM was the use of DIMMs with ECC. The DDR4 standard introduced CRC checking for ...
0
votes
1answer
171 views

What exactly is the difference between “Max“ and “Super“ setting in ECC BIOS setting of Asus M5A78L-M/USB3 motherboard?

The manual says only: ECC Configuration ECC Mode [Disabled] Enables or disables the DRAM ECC that allows the hardware to report and correct memory errors automatically. Configuration options: [...
0
votes
1answer
68 views

Does HDD firmware write back corrected sector when reading bad but correctable sector?

I understand what is error correction and how it works, what I want to know is that when the firmware of the drive is reading data and chances upon a damaged sector that contains enough information to ...
0
votes
6answers
215 views

Why there is no ECC RAM type device invented to bypass bad sectors in HDD?

ECC RAM for reducing corruption errors on servers. Why there is no ECC RAM type device invented to bypass bad sectors in HDD?
1
vote
1answer
2k views

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 ...
1
vote
0answers
1k views

amd64_edac_mod.ko(Error Detection and Correction driver) not loading with the latest kernel to check RAS

I am trying to enable ECC to confirm RAS feature in ubuntu-18.04 Its GIGABYTE BIOS mode, I have checked ECC option, but it is not present. and details of server is: :~$ lscpu Architecture: ...
1
vote
2answers
842 views

Do 32GB DDR4 SO-DIMM ECC memory modules exist?

I'd like to buy a couple modules for a laptop, but I can't seem to find any when I search on Google. For example, I tried searching for things like "32gb" "pcie" "nvme" "ecc" "ssd"and"32gb" "m.2" "...
1
vote
1answer
4k views

what is the size of public key for ecdsa spec256r1

I tried to generate pair key for ecdsa using openssl. Why the public key length is 65 bytes and not 64? Create private key openssl ecparam -genkey -name secp256r1 -noout -out private.pem Generate ...
0
votes
1answer
131 views

Is this samsung memory ECC or not

i have question about memory name, everywhere in shops, i could find module like this: https://www.amazon.com/Samsung-1866MHzCL13-RegECC-Internal-M393B2G70DB0-CMA/dp/B00T3CJ6OW You could see in name "...
0
votes
2answers
2k views

Does ECC RAM with a Coffee Lake CPU need specific motherboard support?

I'm preparing to build a new computer, and I'd like to use ECC RAM if possible. In the past, that required a motherboard with ECC support, but these days it's unclear whether that's still true. The ...
0
votes
1answer
82 views

Nginx server return duplicate intermediate cert when enable both ECC and RSA cert in Nginx

I have configured Nginx to support both ECC and RSA cert in a hybrid mode. After enabling, used below cmd to get the full chain cert from my server: openssl s_client -showcerts -connect server:443 -...
7
votes
1answer
5k views

How come bit flips aren't destroying my computer?

Tech YouTuber ThioJoe made a video about ECC memory, in which he explained how bits in memory can randomly change and can lead to data corruption if you don't have ECC memory. Here's what an article ...
1
vote
1answer
124 views

How to change cipher & elliptical curve priority/order in Firefox?

Bugzilla.mozilla.org dev's suggest this was added a couple of years ago (references below) however I see no information anywhere or any options under about:config to accomplish this... I only see ...
0
votes
1answer
227 views

Dell poweredge T310 memory upgrade issue

I have a Dell PowerEdge T310. It's specs state it supports 6 x 4GB RAM. I wanted to upgrade my ram, from 8GB to 24GB. Since it has two 4GB 1333 registered ecc sticks I bought four more sticks with ...
0
votes
1answer
155 views

Home NAS RAM questions

Just trying to build a Home NAS system with the Ryzen 3 2200G CPU and ASROCK AB350 Gaming-ITX/ac board. Since I'm going to use ZFS, I guess the ECC memory is a must-have. As I'm quite new to building ...
0
votes
0answers
305 views

Memory Error to Serial Number

My server recently rebooted, and the error logs show that there was a multi-bit ECC error. Apparently this has been happening for a while now, so I will be replacing the memory stick. Is there a way ...
1
vote
2answers
3k views

Is registered ram the same as ECC ram?

Registered (often referred to as "buffered") memory uses a technology that is often paired with, but not directly related to, ECC RAM. Registered memory has a "register" that resides between the RAM ...
0
votes
0answers
413 views

ECC alternative for real time RAM error checking/handling?

I had 2 days of labor lost when compiling and getting errors. I finally ran memtest and found that one of my 6 year old stick of GSKILL ram had errors(by the way... they never replied to the RMA ...
1
vote
0answers
732 views

When consumer motherboards state they "support ECC", do they mean "as fully as server boards", or only somewhat?

A number of modern consumer boards state they "support ECC" when used with RDIMMs + Xeon, for example, this ASROCK X99 board. But the documentation never seems to say (for any brand, not just this ...
2
votes
0answers
243 views

How do channels and rank interact if using pair-matched RDIMMs?

So, my Supermicro X10 R3 board has a single CPU with 8 DDR4 DIMM slots. When fully loaded it has 2 DIMM pairs in each channel x 4 channels (I think). I always use only matched pairs of DIMMs. The ...
2
votes
1answer
707 views

OpenSSL Handshake failed, point is not on curve

When I try to connect a SSL/TLS client (OpenSSL 1.0.0d) to an SSL/TLS server (OpenSSL 1.0.2), sometimes the handshake fails and errors with point is not on curve, and decryption failed or bad record ...
1
vote
1answer
1k views

Can a DDR3 ECC module be used in a slot without ECC?

I have tried for a while to use a DDR3 SODIMM module with ECC on the VC709. While I can get the memory that ships with it (Single Rank, 204 PIN, 64 Data Lines) to work easy enough, I cannot get a ...
3
votes
1answer
20k views

Memory types - PC3L-12800R vs PC3L-12800E

I'm trying to determine if a specific memory module (which I have not yet acquired) will work with my server. My server is an Acer Altos T310 P3 server, and currently has a single 8GIG DIMM in it. ...
14
votes
1answer
16k views

How to get ECSDA with p-256 and SHA256 in openSSL?

Apple requests to its APNS must use JWT (JSON Web Token) signed using a Elliptic Curve Digital Signature Algorithm aka ECSDA using a p-256 curve and a SHA256 hash. How can you sign with such params in ...
2
votes
1answer
4k views

Does ECC RAM help in a home-use NAS?

Do i need to use ECC RAM if i'm only going to use a 100TB Server for video file storing, organizing and copying files on and off of it ? The build will be Asrock X370 Taichi + Ryzen 3 + Windows 10 ...
15
votes
5answers
21k views

What exactly is the cause of RAM incompatibility?

I'm looking at rather short QVL lists from manufacturers, and I'm wondering what is the underlying cause of RAM incompatibility aside from the obvious: Obvious Reasons for Incompatibility RAM ...
1
vote
1answer
10k views

DDR4 RAM vs. DDR3 and EEC vs. Non-EEC

I am about to upgrade my DELL XPS 8900 and add 64GB memory to it, I have found that the montherboard of DELL XPS 8900 does support that kind of capacity. However I have a hard time picking up the ...
1
vote
1answer
953 views

Does non-ECC RAM work in a ECC motherboard?

I have HP Workstation xw4600 (datasheet) with two ECC RAM modules in it. I want buy more RAM modules, specifically two regular non-ECC DDR2 800 MHz. Will these non-ECC RAMs work with this ECC ...
1
vote
0answers
1k views

Why EDAC sbridge: ECC is disabled. Aborting

I have a server with 4 x ECC memory and I installed CentOS 7+ I got EDAC sbridge: ECC is disabled. Aborting when boot up but if I use memtest86 test I can see my memory is ECC memory and enable, the ...
3
votes
2answers
3k views

How to test whether ECC is working properly?

According to AMD Ryzen supports ECC memory, but they did not validate it, so we don't know whether this feature works properly. Is there a way to test whether ECC is working properly? Afaik. memtest86+...
0
votes
1answer
123 views

RAM for a Dell PowerEdge server

I need to order RAM for a Dell PowerEdge server. It came with 4GB RAM. Specs: 4 UDIMM slots, support up to 32GB 1600MT/s DDR3 Error Correction Code (ECC) memory I would like to add 8 or 16GB RAM. ...
-2
votes
1answer
360 views

Server 2003 system config file corrupt, which is run inside of VMWare. How to fix?

I'm using ecc 6.0 software in Server 2003 through VMWare, suddenly system32 config system file corrupt of Server 2003. Is there any process to fix this without uninstalling or change data of ecc6.0? ...
-1
votes
1answer
91 views

How to tell if my server REQUIRES ECC RAM?

I know ECC is recommended for servers, but do certain pieces of hardware REQUIRE you to have it? If so, which component? e.g: CPU, motherboard
0
votes
1answer
209 views

How is it possible that WinRar can repair any volume with any single one of .rev files?

There is already a similar question(and 2 solid answers), but mine is a little bit different. Suppose you create a 5-volume archive + 3 recovery volumes(.rev files). This is supposed to reconstruct ...
3
votes
1answer
86 views

Can someone advise on DL380 G5 RAM, what is the difference between these DIMMs?

I have 3x DL380 G5 servers that were second hand retired ones. One of the servers, I populated with 4x 4GB DIMMs, and 4x 1GB DIMMs. Everything was working away merrily, and I decided to purchase some ...
0
votes
1answer
339 views

RAM for Lenovo Thinkserver TS 440

I am setting up a new Lenovo Thinkserver TS440 in my home as a workstation and as a test server. Here is the system I purchased: http://www.tigerdirect.com/applications/SearchTools/item-details.asp?...
-1
votes
1answer
1k views

GA-H170N-WIFI motherboard compatible memory

I bought GA-H170N-WIFI and since it can handle 32GB of DDR4 I want to buy two 16GB modules but can't find them. I found some cheap 16GB modules selling at my location but they are marked Buffered (or ...
1
vote
1answer
3k views

ECC ram memory in MSI X99S

I bought motherboard MSI X99S Krait Edition and I found 1x16 GB RAM DDR4 with ECC. Can I run motherboard with this RAM? I don't know if it supports ECC. Where I can find? Can I use ECC memory on non-...
0
votes
0answers
591 views

What is more likely? storage bit rot (e.g.URE) or ram memory bit rot?

The background to the question is that on most computersystems data can corrupted at several places. The questions asks about the relative problems connceted with two places of such data-rot/data-...
0
votes
0answers
2k views

L3 data cache ECC error

I happened to have a terminal window open in Linux (Debian) and, as I was browsing the web, I heard a beep so I looked to see what happened and I found the following message in the terminal window: ...
3
votes
2answers
6k views

How to force a server to use a specific elliptic curve at the beginning of the handshake via openssl?

Is there a possibility or command in openssl to force a server to use a specific elliptic curve that I am requesting with a certificate or key? Can I "ask" the process the curves it is able to use?
13
votes
1answer
7k views

get x and y components of ec public key using openssl

I am generating a KeyPair for ECC from curve 'secp128r1' using openssl Steps I followed : first I generated a private key using the command openssl ecparam -genkey -name secp128r1 -noout -out ...