Date: Mon, 15 Aug 2005 12:03:00 -0700 (PDT) From: jpp@cloudview.com To: "Hornet" <hornetmadness@gmail.com> Cc: John Pettitt <jpp@cloudview.com>, freebsd-questions@freebsd.org Subject: Re: Dump on large file systems Message-ID: <60362.63.202.81.236.1124132580.squirrel@www.cloudview.com> In-Reply-To: <f42935a6050815043231e4907a@mail.gmail.com> References: <42FF5569.1090005@cloudview.com> <f42935a6050815043231e4907a@mail.gmail.com>
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> On 8/14/05, John Pettitt <jpp@cloudview.com> wrote: >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: RIPEMD160 >> >> >> I tried to dump a 600gb file system a few days ago and it didn't >> work. dump went compute bound during phase III and never wrote any >> data to the dump device (this on an up to date RELENG_5 box). - is >> this a known problem? Are there any work arounds? >> >> John >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG v1.4.1 (MingW32) >> >> iD8DBQFC/1VpaVyA7PElsKkRAwnlAKCiqEJ5BLoKpHIRCOLMbcSjrpNBjgCgyyZp >> nM+KOXrDZs96+nk7QV6hOCc> =7Kv9 >> -----END PGP SIGNATURE----- >> >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to >> "freebsd-questions-unsubscribe@freebsd.org" >> > > If you are dumping that 660G slice to a file, you will need to split > it up into smaller chuncks. > > dump -0auLf - / | split -a4 -b1024m - "patth/to/dump/file." > > The above line will create 1G files and append the filename (see the > trailing ".") > eg.. 20050815-root.aaaa > 20050815-root.aaab > > You can also gzip it, but this makes the backup take a long time. > dump -0auLf - / | gzip | split -a4 -b1024m - "patth/to/dump/file.gz." > > Nope I'm dumping to an IOMEGA Rev 35Gb removable disk - but it doesn't get that far -it hangs before wrting any output data. John
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