All Questions
23
questions
0
votes
0
answers
29
views
Understanding nvme over fabrics configuration and its persistence
I'm experimenting with understanding the NVMe protocol and for that creating a local NVMe over fabrics setup using a Linux VM, two VMs actually. These VMs are on the same network.
One of these VMs act ...
- 121
0
votes
1
answer
959
views
It possible use SSD as cache?
I have a linux media server that I use mainly with plex and Serviio(dlna server). I have a t400 4gb gpu (transcoding), 16GB ddr4 ram and an i7-6700 cpu. Now, I have 3 SSDs: 1TB for movies, 250GB for ...
2
votes
1
answer
1k
views
How to measure the role of btrfs in SSD wear on my PC?
I've used btrfs for my encrypted partitions (luks) on Samsung EVO SSDs. The disks failed faster than expected. How can I assess whether e.g. ext4 would be more reliable on these disks for my usage, or ...
- 584
0
votes
0
answers
239
views
Check if Docker volume-mounted path is on HDD or SSD?
In Linux, it is relatively easy to determine whether a drive is an HDD or SSD. However, is there a method to achieve the same result when you only have a path?
I need to check, from within a Docker ...
- 191
3
votes
2
answers
399
views
Is SSD performance hindered by access to folder on SSD via symlink on conventional spinning rust HD?
I prefer to keep my OS and applications on one partition and /home/ on another.
I intend to replace the current / drive with an SSD, then symlink /home/myuser/.local/ to a directory on the SSD because ...
- 16.1k
1
vote
1
answer
1k
views
What is the impact of different Linux I/O APIs on performance benchmarking of NVMe SSDs? (libaio vs SPDK vs io_uring)
I am benchmarking NVMe SSDs on my Linux server, with the aim to achieve the IOPS, BW and Latency values as mentioned in the product specifications.
I'm using FIO as workload generator, and used libaio ...
2
votes
1
answer
1k
views
SSD is recognized as HDD in Windows VM in kvm
im facing with a problem in windows vm,
im using ssd for the vm storage but is shown as HDD type in windows.
is there anyway that i can fix this problem?
i know about lun passthrough, but i dont know ...
- 63
1
vote
1
answer
801
views
How can I check if a file/directory is on a fast drive like SSD? [duplicate]
I have a script which has a faster not-so-precise version and a slower thorough version (think recursive directory comparison or duplicate file search). I would like to run the slower version by ...
- 7,357
0
votes
2
answers
165
views
Red Hat Enterprise Linux Server release 6.7 - Finding SAS & SSD Disks Info
I have a Red Hat Enterprise Linux Server release 6.7 system. I want to find SAS & SSD disks parts and which parts combine to form which mount points on system or database (Oracle 11gR2) level. For ...
- 11
1
vote
2
answers
1k
views
To avoid wearing out SD card containing the OS, is it better to have two partitions on an external solid state drive (OS + storage)?
Just to say, I have posted this question on the Raspberry Pi stack exchange, but I think it is a general Linux question (at least on the basic level to which my own knowledge extends), and that people ...
- 157
0
votes
0
answers
81
views
Swap content and partitions of two large drives without space to store both
I have a 512gb ssd which I use to store much of my backups and data, and also have a 1tb ssd which isn't being used much. I've been wanting to swap them, but I don't have another drive that is large ...
- 31
1
vote
0
answers
290
views
SSD is recognized by the fdisk and sfdisk after a secure erase operation
I have an SSD of type MTFDHAL800MCE from Micron technology. My system is based on Mint18 and it is installed on an HDD not the SSD. I connect to this system remotely using putty. Micron has provided a ...
1
vote
0
answers
202
views
In dm-cache, does the metadata volume need to be redundant?
I currently have a pool of hard drive storage in LVM, arranged such that each physical volume is an mdraid mirror device, so that I have full redundancy. Now, I'd like to add a SSD cache to this pool ...
- 315
5
votes
1
answer
16k
views
Persistent disk name /dev/sd'x', changing with almost every reboot
I'm dealing with an issue for a few days now which start pulling my hair. Hopefully someone here has some ideas to get my issue fixed :-).
I have a big storage server with 24x 3,5" drives. These ...
- 51
2
votes
0
answers
191
views
check ssd from udevadm info
I have two peripherals(SSD and USB) connected to my system.
Command: lsblk -S
Output:
NAME HCTL TYPE VENDOR MODEL REV TRAN
sda 1:0:0:0 disk ATA xxxxxxxxxxxxxx 023 sata
...
