Re: speeding up zfs send | recv (update)

On Wed, 22 Feb 2023, Miroslav Lachman wrote:
>
> I am facing similar problem with low performance of zfs send over network. I 
> have 2 machines in two different datacenters, both have 1Gbps NIC and I would 
> like to saturate the network but it seems impossible even if "everything" 
> seem to have enough unused resources.

Have you tried doing your zfs send locally and send the output to 
/dev/null?  Is the speed much faster than when sending over the 
network?

Does 'zpool scrub' perform well for your pool?

Bob
-- 
Bob Friesenhahn
bfriesen@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
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