dynamic bandwidth allocation

Jamie Lokier jamie at shareable.org
Sun Mar 15 00:39:49 GMT 2009

Felipe Alvarez wrote:
> Hi list
> I was wondering if this is (or could be) possible with rsync. I was
> wondering if there was a way to change the bandwidth limit
> (--bwlimit=KBPS) dynamically while rsync is running? Could this be
> possible maybe with signals like USR1 add 5KBPS and USR2 subtracts
> 5KBPS? I'm not a programmer, just throwing ideas out there!

If your OS is Linux, you can limit the bandwidth at the OS level with
"tc" (although it's a bit complicated to use), and change that while
rsync is running.

-- Jamie

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