Gentoo Archives: gentoo-user

From: Joseph <syscon780@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] making bootable USB
Date: Tue, 02 Sep 2014 05:55:30
Message-Id: 20140902055515.GL15640@syscon7
In Reply to: Re: [gentoo-user] making bootable USB by Mick
1 On 09/02/14 06:36, Mick wrote:
2 >On Tuesday 02 Sep 2014 01:26:05 Joseph wrote:
3 >> On 09/02/14 01:08, Neil Bothwick wrote:
4 >> >On Mon, 1 Sep 2014 17:42:47 -0600, Joseph wrote:
5 >> >> I just tried "usb_instal.sh" script from systemrescuecd-x86-4.3.0.iso
6 >> >> and my box boots just fine. So why do I have problem using "unetbootin"
7 >> >> and generating bootable USB manually.
8 >> >
9 >> >unetbootin uses some $MAGIC that doesn't work with all ISOs. isohybrid
10 >> >seems to work with everything and is much simpler to use too.
11 >>
12 >> I just tried it as root:
13 >> isohybrid install-amd64-minimal-20140828.iso
14 >> dd if=/home/joseph/Downloads/install-amd64-minimal-20140828.iso of=/dev/sda
15 >> bs=4096 sync
16 >>
17 >> And the USB still can not boot it :-/
18 >
19 >This is rather strange.
20 >
21 >What do you see when you run
22 >
23 > fdisk -l /dev/sda
24 >
25 >*after* you have completed dd and sync as you show above?
26 >
27 >--
28 >Regards,
29 >Mick
30
31 Yes, indeed I find it very strange as well.
32 I just re-run the dd on my faster box.
33
34 dd if=/home/joseph/Downloads/install-amd64-minimal-20140828.iso of=/dev/sdb bs=4096
35 48640+0 records in
36 48640+0 records out
37 199229440 bytes (199 MB) copied, 318.573 s, 625 kB/s
38 sync
39
40 fdisk -l /dev/sdb
41
42 Disk /dev/sdb: 960 MiB, 1006632960 bytes, 1966080 sectors
43 Units: sectors of 1 * 512 = 512 bytes
44 Sector size (logical/physical): 512 bytes / 512 bytes
45 I/O size (minimum/optimal): 512 bytes / 512 bytes
46 Disklabel type: dos
47 Disk identifier: 0x1047d058
48
49 Device Boot Start End Blocks Id System
50 /dev/sdb1 * 0 389119 194560 17 Hidden HPFS/NTFS
51
52 --
53 Joseph

Replies

Subject Author
Re: [gentoo-user] making bootable USB Dale <rdalek1967@×××××.com>
Re: [gentoo-user] making bootable USB Matti Nykyri <matti.nykyri@×××.fi>