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xen-bugs
Re: [Xen-bugs] Traffic issues Dom0 > DomU
As far as i can see now, makes no difference.
When i create a new VM from the dom0 everything is fine, when i move a
DomU from another Dom0 with the same kernel i get the ping loss.
----------------------
Met vriendelijk groet / Kind regards,
WIPA Nederland B.V. / Information Trends B.V.
Wieger Bontekoe
Tel.: 06 - 24378263
Verzonden vanaf mijn iPhone 4 16GB
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Op 2 feb. 2011 om 21:06 heeft "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx>
het volgende geschreven:
> On Thu, Jan 27, 2011 at 09:43:25PM +0100, W. Bontekoe - WIPA Nederland B.V.
> wrote:
>> Yes i did, exactly. But also there i found no changes. Every VM that i move
>> to this host has the exact same problem though they use seeral
>> kernals/versions. I compared all VM's, nothing.
>>
>> I even did a reinstall of the dom0 twice, updated all device drivers (HP
>> PSP) .. Nothing.
>
> What happens if you modify the size of the ping? Say ping -s80 or ping -s2000
> does it work better or worst?
>
>>
>> Its really a problem on the Xen bridge (peth0), even in NAT mode....
>>
>>
>> ----------------------
>> Met vriendelijk groet / Kind regards,
>> WIPA Nederland B.V. / Information Trends B.V.
>>
>> Wieger Bontekoe
>> Tel.: 06 - 24378263
>>
>> Verzonden vanaf mijn iPhone 4 16GB
>> ----------------------
>> Op al onze producten en diensten zijn onze algemene voorwaarden van
>> toepassing.
>> ----------------------
>> This email and any files transmitted with it are confidential and intended
>> solely for the use of the individual or entity to whom they are addressed.
>> If you have received this email in error please notify the system manager.
>> This message contains confidential information and is intended only for the
>> individual named.
>>
>> If you are not the named addressee you should not disseminate, distribute or
>> copy this e-mail. Please notify the sender immediately by e-mail if you have
>> received this e-mail by mistake and delete this e-mail from your system.
>>
>> If you are not the intended recipient you are notified that disclosing,
>> copying, distributing or taking any action in reliance on the contents of
>> this
>> information is strictly prohibited.
>>
>> Op 27 jan. 2011 om 21:40 heeft "Konrad Rzeszutek Wilk"
>> <konrad.wilk@xxxxxxxxxx> het volgende geschreven:
>>
>>>> When i ping from the dom0 to the domU:
>>>>
>>>> --- XX.XX.XX.9 ping statistics ---
>>>> 19 packets transmitted, 12 received, 36% packet loss, time 18021ms
>>>> rtt min/avg/max/mdev = 0.032/0.181/1.794/0.486 ms
>>>>
>>>> This means that it drops a lot of connections and this domU seriously can't
>>>> function like this. I've never seen this on any of our other Xen servers so
>>>> this one is really bugging me.
>>>>
>>>> Anybody else had this problem before? The log is not showing anything (no
>>>> errors or faults)
>>>
>>> You tried the usual assortment of turning gso/tso/whatnot on/off? Look
>>> in the xen-devel mailing list for the proper commands.
>>>
>>>
>>
>
>
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