Linked Questions

11
votes
1answer
74k views

Run memtest in terminal [duplicate]

I am running Ubuntu from flash drive and I would like to run memtest in terminal mode as multiple processes, I see file resides in boot directory but not able to execute as I get message "permission ...
58
votes
5answers
251k views

How to check for errors in RAM via Ubuntu?

I have Ubuntu 11 running off a 3.6GB USB flash/stick drive. System has 4GB RAM and blank hard disk (wiped using DBAN tool). How do I check if there are no errors in my RAM? Is there a guaranteed way ...
47
votes
6answers
87k views

How can I add the Memtest86+ options back to the Grub menu?

If using UEFI Please see this question, "Can I boot memtest86+ if I'm using UEFI?" After having installed the 64bit version of Ubuntu 12.04 on my Lenovo B570 I ran into the same problems I had when ...
30
votes
7answers
47k views

Where is the memtest option on the Ubuntu 64-bit live CD?

I'm looking for the memtest option on the 64-bit version of the Ubuntu 12.04 live CD, but the only options I have are "Try Ubuntu without installing", "Install Ubuntu", and "Check disc for defects". ...
4
votes
1answer
1k views

Why does the system (Ubuntu 18.04.1) report 11.8Gb of total Ram when I installed 32Gb? [closed]

I don't undestand why my Ubuntu 18.04 reports 11.8Gb instead of expected +/-32Gb. I have 2 physical "pieces" of 16Gb RAM each on a Dell laptop Precision 7510. OS is 64 bits: $ lsb_release -a No LSB ...
2
votes
1answer
1k views

Read-only file system after power outage

I don't know if there is something wrong with my computer, but every time after a power outage, my file system gets corrupted. I have tried using fsck to fix this, but as soon as I start opening ...
1
vote
1answer
740 views

command to reboot into memtest86+

is it possible to reboot directly into the memtest86+ (without giving any input during boot) , like the Windows command mdsched does?
1
vote
1answer
219 views

Memtest86+ does not start on Lenovo z5070

I would like to test my RAM. I have booted live USB with the latest Ubuntu and used it for accessing of memtest86+, but testing did not start. Note: this USB had worked fine on other my laptop of ...
2
votes
0answers
200 views

Configure Ubuntu 18.04 to boot similarly to the liveUSB version

I have a Lenovo Yoga 2 Pro notebook with dual boot with Ubuntu 18.04.3 LTS (encrypted with luks) and Windows 10 Pro. I brought it in my trip to Bali with me. After a week, Ubuntu doesn't boot anymore. ...
0
votes
0answers
119 views

Ubuntu 18.04 filesystem error after suspend

Ubuntu 18.04 (dual boot with Windows 10) on Dell Inspiron 5593. This only happens when the laptop is not plugged in. If I lock my screen or close my laptop, the computer suspends. When I try to wake ...