2017-07-27 20:18 GMT+08:00 Richard W.M. Jones <[email protected]>: > On Thu, Jul 27, 2017 at 06:34:13PM +0800, lampahome wrote: > > I can mount qcow2 img to nbd devices through guestfish or qemu-nbd > > > > I'm curious about which performance is better? > > They do quite different things, they're not comparable. > > Can you specifically give the commands you are trying? We might be > able to give more sensible advice. > > Rich. > > -- > Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~ > rjones > Read my programming and virtualization blog: http://rwmj.wordpress.com > Fedora Windows cross-compiler. Compile Windows programs, test, and > build Windows installers. Over 100 libraries supported. > http://fedoraproject.org/wiki/MinGW >
guestfish: guestfish --rw -a demo.qcow2 -m /dev/nbd0 qemu-nbd: qemu-nbd -c /devnbd0 demo.qcow2 I just want to mount demo.qcow2 to a device
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