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From: "Richard W.M. Jones" <rjones@redhat.com>
To: linux-ext4@vger.kernel.org
Subject: Create ext2 filesystem from a directory
Date: Tue, 19 Feb 2019 08:03:33 +0000	[thread overview]
Message-ID: <20190219080333.GA2912@redhat.com> (raw)


This might interest/disgust/shock/scare(?!) people on this list:

$ time ./nbdkit --filter=partition -U - linuxdisk . partition=1 --run 'qemu-img convert $nbd /var/tmp/ext2fs.img'

real   0m1.314s
user   0m0.424s
sys    0m0.889s

$ ls -lh /var/tmp/ext2fs.img 
-rw-r--r--. 1 rjones rjones 351M Feb 19 07:44 /var/tmp/ext2fs.img

Code here:

https://github.com/rwmjones/nbdkit/commit/6e7908c828e60f082d84d866070fe8406e6f2b04

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
virt-p2v converts physical machines to virtual machines.  Boot with a
live CD or over the network (PXE) and turn machines into KVM guests.
http://libguestfs.org/virt-v2v

             reply	other threads:[~2019-02-19  8:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-19  8:03 Richard W.M. Jones [this message]
2019-02-20  0:44 ` Create ext2 filesystem from a directory Theodore Y. Ts'o
2019-02-20  0:55   ` Richard W.M. Jones
2019-02-20  6:31 ` Andreas Dilger
2019-02-20  7:57   ` Richard W.M. Jones

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