[pve-devel] adding live migration options ? (xbzlre, compression, ...)

Dietmar Maurer dietmar at proxmox.com
Wed Sep 23 17:47:35 CEST 2015

> for xbzrle, I think we could enable it by default, as it's has been optimized
> since this commit:
> http://git.qemu.org/?p=qemu.git;a=commit;h=27af7d6ea5015e5ef1f7985eab94a8a218267a2b
> for compression, slides said that for 10GBE, it's slower with compression.
> also for compression, we can configure number of threads and compression level
> http://git.qemu.org/?p=qemu.git;a=blob;f=docs/multi-thread-compression.txt

I think those are special cases, and it is always better to enable compression,
it reduces traffic on the network. But do we already use lz4?

More information about the pve-devel mailing list