Date: Wed, 5 Oct 2022 15:43:31 +0200 (CEST) From: Wojciech Puchar <wojtek@puchar.net> To: Pau Amma <pauamma@gundo.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Block sizes for dd(1) to USB memory sticks (flash drives) for installers for FreeBSD Message-ID: <ebbeee24-88c8-7421-55b6-a5940512cf0@puchar.net> In-Reply-To: <3999539a33b13a2843ae50b5ba3c44fa@gundo.com> References: <1cede94a-c114-17fa-a81c-bb58c2b5879c@freebsd.org> <750a38c-2c86-a571-eb65-f63998b7649f@puchar.net> <3999539a33b13a2843ae50b5ba3c44fa@gundo.com>
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unless you have options MAXPHYS=4194304 like i do On Wed, 5 Oct 2022, Pau Amma wrote: > On 2022-10-03 08:26, Wojciech Puchar wrote: >>> <https://www.freebsd.org/releases/13.1R/announce/#_availability>; and >>> elsewhere: >>> >>> bs=1m >>> >>> Why so small? >> I've just checked. 128kB, 1MB and 4MB makes no noticable difference > > I remember someone in #freebsd (memory says debdrup) saying 128K is the > largest amount FreeBSD will write to a file or device as a single unit. > > -- > #BlackLivesMatter #TransWomenAreWomen #AccessibilityMatters > #StandWithUkrainians > English: he/him/his (singular they/them/their/theirs OK) > French: il/le/lui (iel/iel and ielle/ielle OK) > Tagalog: siya/niya/kaniya (please avoid sila/nila/kanila) > > >
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