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Groups > comp.os.linux.misc > #92360
| From | "Carlos E.R." <robin_listas@es.invalid> |
|---|---|
| Newsgroups | comp.os.linux.misc |
| Subject | Re: Tips for dd ( was Re: Ventoy for ISO management?) |
| Date | 2026-09-28 10:09 +0200 |
| Organization | Tebibyte_Retro_Gaming |
| Message-ID | <cujpomxljj.ln2@Telcontar.valinor> (permalink) |
| References | (13 earlier) <1198rh6$kn69$1@dont-email.me> <87a4p3vbtb.fsf@atr2.ath.cx> <119a0s6$10eok$2@dont-email.me> <569nomxdq3.ln2@Telcontar.valinor> <kR-dnWpg4tq_YCT3nZ2dnZfqnPadnZ2d@giganews.com> |
On 2026-09-28 07:37, c186282 wrote: > On 9/27/26 06:53, Carlos E.R. wrote: >> On 2026-09-27 05:00, Lawrence D’Oliveiro wrote: >>> On Sat, 26 Sep 2026 19:21:20 -0400, jayjwa wrote: >>> >>>> ... I think I'll stick with "dd". >>> >>> Tips for dd when copying to USB sticks, SD cards, etc: >>> >>> * Use a larger blocksize (e.g. “bs=65536”). If not specified, the >>> default >>> is to read and write 512 bytes at a time, which can be quite slow. >>> The device does not need to be an exact multiple of this in size; dd >>> will correctly cope with a partial block at the end. >>> >>> * Use lsblk to correctly identify the device before writing. Useful >>> information columns to ask for: name,size,vendor,model,serial. >>> >>> * I’ve starting specifying “conv=fsync”, just to be sure buffers are >>> flushed at the end before removing the stick/card. You’ve probably >>> been getting away without this before, and so have I, but I think >>> it’s better to be safe than sorry. ;) >>> >>> Feel free to offer any other tips you have found useful. >> >> dd if=ISO of=DEV bs=16M oflag=direct status=progress >> >> Otherwise, the iso is cached, using a lot of memory and possibly >> starving other processes. Probably this happens severely or nothing at >> all depending on the combination of RAM size and ISO size. > > TOO large a buffer size and it's also hard > to tell WHEN the copy is done unless the > target drive has a blinky light. 'progress' > is helpful there, but does seem to slow down > things just a bit. with oflag=direct that's a non issue. > > 512 is VERY old-school. 1M to 8M are maybe the better > modern settings. > > I've fooled with 'dd' quite a lot. You DO get speed > increases, but maybe only worthwhile up until around > the 8M mark. HAVE seen comparison charts online. -- Cheers, Carlos. ES🇪🇸, EU🇪🇺;
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Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-15 03:52 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Marco Moock <mm@dorfdsl.de> - 2026-09-15 10:54 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-15 23:30 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Woozy Song <suzyw0ng@outlook.com> - 2026-09-15 17:08 +0800
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-15 16:38 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-15 17:21 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E. R." <robin_listas@es.invalid> - 2026-09-15 21:32 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 01:07 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 00:35 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E. R." <robin_listas@es.invalid> - 2026-09-16 07:13 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 11:38 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-16 21:26 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 08:17 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 06:25 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 08:38 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-17 03:34 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-17 02:41 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 09:44 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2026-09-17 17:44 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 20:38 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 19:39 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 19:35 +0000
Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) Lars Poulsen <lars@beagle-ears.com> - 2026-09-26 09:23 -0700
Re: Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) rbowman <bowman@montana.com> - 2026-09-26 19:21 +0000
Re: Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) jayjwa <jayjwa@atr2.ath.cx.invalid> - 2026-09-26 19:21 -0400
Re: Tips for dd ( was Re: Ventoy for ISO management?) Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-27 03:00 +0000
Re: Tips for dd ( was Re: Ventoy for ISO management?) Eli the Bearded <*@eli.users.panix.com> - 2026-09-27 04:18 +0000
Re: Tips for dd ( was Re: Ventoy for ISO management?) Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-27 07:05 +0000
Re: Tips for dd ( was Re: Ventoy for ISO management?) Nuno Silva <nunojsilva@invalid.invalid> - 2026-09-27 09:17 +0100
Re: Tips for dd ( was Re: Ventoy for ISO management?) The Natural Philosopher <tnp@invalid.invalid> - 2026-09-27 12:57 +0100
Re: Tips for dd ( was Re: Ventoy for ISO management?) "Carlos E.R." <robin_listas@es.invalid> - 2026-09-27 14:23 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) The Natural Philosopher <tnp@invalid.invalid> - 2026-09-27 17:41 +0100
Re: Tips for dd ( was Re: Ventoy for ISO management?) "Carlos E.R." <robin_listas@es.invalid> - 2026-09-27 19:55 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) "Carlos E.R." <robin_listas@es.invalid> - 2026-09-27 12:53 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) Nuno Silva <nunojsilva@invalid.invalid> - 2026-09-27 18:04 +0100
Re: Tips for dd ( was Re: Ventoy for ISO management?) c186282 <c186282@nnada.net> - 2026-09-27 04:13 -0400
Re: Tips for dd ( was Re: Ventoy for ISO management?) "Carlos E.R." <robin_listas@es.invalid> - 2026-09-27 12:53 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) c186282 <c186282@nnada.net> - 2026-09-28 01:37 -0400
Re: Tips for dd ( was Re: Ventoy for ISO management?) "Carlos E.R." <robin_listas@es.invalid> - 2026-09-28 10:09 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) Philippe <p.naudin+nntp@free.fr> - 2026-09-28 12:10 +0200
Re: Tips for dd ( was Re: Ventoy for ISO management?) Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-28 23:03 +0000
Re: Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) "s|b" <me@privacy.invalid> - 2026-09-27 18:56 +0200
Re: Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) Andy Burns <usenet@andyburns.uk> - 2026-09-27 18:17 +0100
Re: Ventoy for ISO management? (Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) ant@zimage.comANT (Ant) - 2026-09-28 00:50 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 19:28 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 11:37 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 18:04 +0000
ISO9660 images, vfat USB mass storage devices and El Torito (was: Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) Nuno Silva <nunojsilva@invalid.invalid> - 2026-09-16 18:55 +0100
Re: ISO9660 images, vfat USB mass storage devices and El Torito c186282 <c186282@nnada.net> - 2026-09-16 22:25 -0400
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 08:22 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito c186282 <c186282@nnada.net> - 2026-09-17 03:28 -0400
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 10:32 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito rbowman <bowman@montana.com> - 2026-09-17 20:25 +0000
Re: ISO9660 images, vfat USB mass storage devices and El Torito c186282 <c186282@nnada.net> - 2026-09-17 21:26 -0400
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-19 21:39 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito rbowman <bowman@montana.com> - 2026-09-20 01:55 +0000
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-20 14:10 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito rbowman <bowman@montana.com> - 2026-09-20 17:35 +0000
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-20 21:01 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito rbowman <bowman@montana.com> - 2026-09-21 02:28 +0000
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-21 11:36 +0200
Re: ISO9660 images, vfat USB mass storage devices and El Torito rbowman <bowman@montana.com> - 2026-09-21 19:06 +0000
Re: ISO9660 images, vfat USB mass storage devices and El Torito "Carlos E.R." <robin_listas@es.invalid> - 2026-09-21 21:48 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 00:33 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E. R." <robin_listas@es.invalid> - 2026-09-16 07:14 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-16 05:45 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E. R." <robin_listas@es.invalid> - 2026-09-16 08:52 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-16 07:44 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E. R." <robin_listas@es.invalid> - 2026-09-16 10:07 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 17:53 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 14:02 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 19:02 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 22:18 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 06:18 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 11:39 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 17:48 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-16 20:40 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-16 21:40 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-16 22:18 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2026-09-17 03:29 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 08:25 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-17 02:33 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 14:11 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! "Carlos E.R." <robin_listas@es.invalid> - 2026-09-17 20:40 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 14:00 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-09-16 21:27 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 02:11 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 14:07 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-17 19:41 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 11:35 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 18:02 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-17 14:04 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-09-16 01:05 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lars Poulsen <lars@beagle-ears.com> - 2026-09-15 05:50 -0700
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Philippe <p.naudin+nntp@free.fr> - 2026-09-15 15:23 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Bud Frede <frede@mouse-potato.com> - 2026-10-08 15:52 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Cóilín Nioclásín Glostéir <thanks-to@Taf.com> - 2026-10-10 18:40 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! c186282 <c186282@nnada.net> - 2026-10-11 00:12 -0400
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Andy Burns <usenet@andyburns.uk> - 2026-10-11 10:01 +0100
Monochrome and readability (was: Re: Wow - Oracle Linux - 10+ Gigabyte ISO !) Nuno Silva <nunojsilva@invalid.invalid> - 2026-10-11 10:15 +0100
Re: Monochrome and readability The Natural Philosopher <tnp@invalid.invalid> - 2026-10-11 10:37 +0100
Re: Monochrome and readability c186282 <c186282@nnada.net> - 2026-10-12 01:06 -0400
Re: Monochrome and readability Andy Burns <usenet@andyburns.uk> - 2026-10-12 10:12 +0100
Re: Monochrome and readability Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-10-12 21:08 +0000
Re: Monochrome and readability John Ames <commodorejohn@gmail.com> - 2026-10-12 14:50 -0700
Re: Monochrome and readability Rich <rich@example.invalid> - 2026-10-15 02:51 +0000
Re: Monochrome and readability c186282 <c186282@nnada.net> - 2026-10-13 00:58 -0400
Re: Monochrome and readability Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2026-10-12 16:27 +0000
Re: Monochrome and readability Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-10-12 21:14 +0000
Re: Monochrome and readability c186282 <c186282@nnada.net> - 2026-10-13 01:37 -0400
Re: Monochrome and readability "Carlos E.R." <robin_listas@es.invalid> - 2026-10-13 12:50 +0200
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-10-11 10:37 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-10-11 21:31 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! The Natural Philosopher <tnp@invalid.invalid> - 2026-10-11 10:31 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Andy Burns <usenet@andyburns.uk> - 2026-09-15 14:40 +0100
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-15 17:24 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-09-16 01:50 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! Leroy H <lh@somewhere.net> - 2026-09-16 02:31 +0000
Re: Wow - Oracle Linux - 10+ Gigabyte ISO ! rbowman <bowman@montana.com> - 2026-09-16 06:25 +0000
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