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From Boris Shulman <shulm...@gmail.com>
Subject Re: Unreliable transport layer
Date Sun, 07 Mar 2010 18:55:47 GMT
So, do you think it will be problematic on a large scale? If  yes is
it configurable in 0.6?

On Sat, Mar 6, 2010 at 6:19 PM, Avinash Lakshman
<avinash.lakshman@gmail.com> wrote:
> We have observed this. But in practice it doesn't cause any deleterious
> effects. IMHO detecting false failures of nodes is the most dangerous thing
> that could result from this kind of behavior. But that is why we have an
> Accrual FD which reacts and adjusts to these conditions. But having said
> that moving TCP is not a bad option at all at relatively small scale.
>
> Cheers
> Avinash
>
> On Fri, Mar 5, 2010 at 4:54 PM, Ashwin Jayaprakash
> <ashwin.jayaprakash@gmail.com> wrote:
>>
>> Hey guys! I have a simple question. I'm a casual observer, not a real
>> Cassandra user yet. So, excuse my ignorance.
>>
>> I see that the Gossip feature uses UDP. I was curious to know if you guys
>> faced issues with unreliable transports in your production clusters? Like
>> faulty switches, dropped packets etc during heavy network loads?
>>
>> If I'm not mistaken are all client reads/writes doing point-to-point over
>> TCP?
>>
>> Thanks,
>> Ashwin.
>>
>>
>
>

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