Don't forget to run a ping with a size of 8500 and "do not fragment"
This will really prove that you are no longer using the small MTU anywhere on the path.
Strahil NikolovOn Jul 9, 2019 17:27, Mark Steele <msteele(a)telvue.com> wrote:
Thank you Strahil,
The MTU appears to be set to 1500 according to 'ifconfig'.
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On Tue, Jul 9, 2019 at 10:14 AM Strahil Nikolov <hunter86_bg(a)yahoo.com> wrote:
> The first thing that comes to my mind is to check the network's MTU.
> By default it is 1500, and I suppose you can go with MTU 9000
> Also , check if OS is using MTU 9000
> Best Regards,
> Strahil Nikolov
> В вторник, 9 юли 2019 г., 9:58:47 ч. Гринуич-4, Mark Steele
> It seems that our oVirt instance never exceeds 550Mbps aggregate traffic (rx / tx)
according to nvstat. I want to make sure that the negotiated speed, handshaking, etc. are
all what I expect them to be from the OS level.
> Mark Steele