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2
votes
1answer
69 views

Is it okay to run my system off a flash drive?

I've been running my main system off a Linux persistent LiveCD flash drive for a couple months. The drive has a 2 GiB fat32 boot partition, and a 12.91 GiB ext2 casper-rw partition. I'm ...
1
vote
1answer
137 views

fixing an Ubuntu install on a flash memory with defective blocks

I've recently bought a cheap mini-PC with an ARM SOC and a 8GB builtin flash memory. I've flashed the Ubuntu Trusty image on the internal NAND but after a while i've started noticing random file ...
1
vote
1answer
65 views

How to diagnose potential JFFS2 flash problems?

I have a large fleet of embedded ARM systems using the JFFS2 filesystem. Are there any particular commands or log file entries I can query to gauge whether they are having any corruption or other ...
1
vote
1answer
167 views

How can I determine the cause of CF card corruption?

I installed qnx in my CF card and made it bootable and it was working well. However, yesterday it stopped working while my system was running. Checking the filesystem revealed that it was corrupted. ...
1
vote
1answer
454 views

flash_erase & nandwrite seem to work, but uname -a shows the same kernel version

I've seen this question: How can I flash_erase mtd0? I have a similar problem with my mini2440. When I use flash_erase /dev/mtd2 0 0 and then nandwrite -p -N /dev/mtd2 uImage-mini2440 ...
0
votes
1answer
29 views

Check if it's an external flash drive or usb flash stick?

When a usb flash stick or usb external drive get connected, is there any way to check whether it's a usb stick or external flash drive by means of Linux? Is there any utility or something like that?
0
votes
1answer
322 views

Can't access flash drive on kali

I have flash drive but it can not be detect on kali and ubuntu. Windows can detect it but can't format it. Even in gparted it isn't listed. I refresh devices on gparted and get a warning: Libparted ...
0
votes
1answer
97 views

Mount a USB unit via ssh to transfer music using Amarok

I want to use Amarok to transfer my audio files to my cellphone (Android). Amarok allows transfer files using only USB drives. Then, I though in mount my cellphone using ssh or sshfs. At the moment, I ...
4
votes
0answers
790 views

Are there any tools to test MTD/JFFS2 for Linux 2.4 kernels

I have some issues with a platform I support and I suspect memory problems. I wanted to check the Flash parts using some MTD JFFS2 test tools, I found a link to a bunch on this site. However they ...
3
votes
0answers
128 views

How to check flash memory for ECC errors from the Linux command line

Is there a way to check flash memory for ECC errors from the Linux command line? Note that I do not want to correct ECC errors. I just want to detect errors and list page addresses where they occur.
2
votes
0answers
25 views

Any way to perform failsafe upgrade without having two images?

I'm figuring out a failsafe upgrade scheme for my embedded Linux device. I want to be able to upgrade the kernel and RFS, and have the system revert to an older image if the new image fails for some ...
2
votes
0answers
101 views

How to use blktrace to monitor the eMMC Flash access pattern?

I'm trying to simulate a FTL(Flash Translation Layer) algorithm and evaluate its performance. What I need is a trace file of a flash access(containing information about block and page access). I'm ...
2
votes
0answers
215 views

Print list of bad blocks in NAND flash from user space

Is there any user space tool that can retrieve and dump the list of bad blocks in a NAND flash device? I've checked the mtdinfo command line utility, and also searched /proc and /sys, but couldn't ...
2
votes
0answers
224 views

Reduce cache size of flash storage devices

For various benefits Linux uses a memory cache for writes to removable stogare devices like memory sticks. This cache seems to be quite large on my system, which leads to some annoying behavior. For ...
1
vote
0answers
15 views

Getting mmc_block to display more than 8 partitions

When you format an SD card or a USB drive with the Chromebook Recovery Utility, it creates twelve partitions. It also leaves the rest of the memory unallocated. I want to be able to use this space as ...
1
vote
0answers
96 views

How to check UBIFS for errors?

My ARM system uses NANDFlash and UBIFS. IS there a command that will let me check the filesystem, report any errors or warnings, and also report the current compression level?
1
vote
0answers
190 views

Error when trying to mount MTD device from Linux

How do I mount an MTD device from Linux? The mount command is failing, see below: [root@10 ~]# cat /proc/mtd dev: size erasesize name mtd0: 00400000 00080000 "UBoot" mtd1: 00400000 00080000 "...
1
vote
0answers
178 views

Flash memory and set to read only , Is it virus?

Becuase some of limitation of MS.Windows, my friends and my family gime their flash memory to solve their problem. Such as format, partitioning in Linux with the cfidsk ,parted, sfidsk(dump and ...
1
vote
0answers
713 views

format / rewrite old ide flash module

I have an old PC where the disk is a 32mb IDE flash module. BIOS boots the Flash, works good. But if I am in a Linux distro (tinycore/arch/puppy) the flash module is not recognized nor mountable. ...
0
votes
0answers
32 views

Flash an OS to an eMMC, from uSD with larger capacity than eMMC

With a Debian distro installed into a 8GB uSD (although uSD memory is almost free), I need to flash this distro into the 4GB eMMC of a BeagleBone Black board, based on AM335x SoC. The S2 switch ...
0
votes
0answers
4 views

Zorin9 on Flash being laggy

It's been more than six months now. Flash used to work well, now-a-days it has become way too slow. Being on a flash drive, I never thought of it having defragmented, also there's quite a free space. ...
0
votes
0answers
93 views

I cannot open up my flash drive

I have a flash drive that has a storage space of 8GB, a mark of ASA MANHATTAN. When I plug it in my computer, I get the following message: This location could not be displayed. Sorry, could not ...
0
votes
0answers
43 views

FORENSIC PURPOSE - Acquire Android image using flash drive OTG

In Linux, the dd command is used to pull the image from the smartphone to computer. And of course, the smartphone need to be rooted before the dd command launched.From the research i do and multi hand ...
0
votes
0answers
15 views

nand flash ubi_ctrl but no ubi0

I am trying to mount my nand within my linux system but I cant mount the device. Below are the devices specifically I am trying to mount mtd2. I appreciate this question is lacking slightly but I ...
0
votes
0answers
118 views

Any tool or command can detect flash disk or SSD memory type?

Here I mean "SLC" or "MLC", basically, how many bits per cell for the NAND memory. Is there anything we can get? Thanks.
0
votes
0answers
169 views

impossible to make fsck

I'm trying to make a fsck to a pendrive and it says me: e2fsck 1.42.8 (20-Jun-2013) Pass 1: Checking inodes, blocks, and sizes Error reading block 40402759450689 (Invalid argument). Ignore error? ...