Gentoo Archives: gentoo-user

From: Dale <rdalek1967@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Is there a way to misconfigure USB ports in the kernel?
Date: Wed, 31 Mar 2021 11:37:58
Message-Id: d2a8230a-2196-f31e-8741-f15b18d20ab4@gmail.com
In Reply to: Re: [gentoo-user] Is there a way to misconfigure USB ports in the kernel? by Michael
1 Michael wrote:
2 > You may want to run some tests on the sticks you have, if only to bottom out
3 > what their performance is on different PCs and USB ports:
4 >
5 > dd if=/dev/zero of=/run/media/<USER>/<STICK_LABEL>/TESTFILE bs=512
6 > count=600000 oflag=direct conv=notrunc,fsync status=progress
7 >
8 > Use a large enough file to make sure the USB controller cache gets saturated.
9 >
10 > You could use a ramdisk/tmpfs as an input file.
11 >
12 > If you write directly to the device as Dale suggested it will wipe data, so
13 > keep a backup of anything you need first.
14
15
16 I checked the man page, I see nothing about the show progress option. 
17 You can bet I'll try that next time tho.  I saw a video of someone else
18 using it and it is a lot easier than having to switch Konsoles and type
19 in more commands. 
20
21 Thanks for sharing that option, that isn't in the freaking manual I
22 might add.  This is one time where telling someone to read the manual
23 wouldn't work. ROFL 
24
25 Awesome!!
26
27 Dale
28
29 :-)  :_) 

Replies

Subject Author
Re: [gentoo-user] Is there a way to misconfigure USB ports in the kernel? Michael <confabulate@××××××××.com>