It's not normal for Geode to be not servicing requests.   I *do not*
recommend changing the fault tolerances until you find out why things
aren't responding in 10 seconds to 1 minute.    Imagine your users waiting
for a minute or more for an in-memory system to return a value.

Some things to look out for is overcommitted hardware.   You can review
steal time on the guest OS.   However, most enterprises disable host
reporting so you might have to review Ready Time In MS on the Geode VM.
 This shows how long a VM was waiting to run - if its anything larger then
zero - make sure this is what you want.

Here is a video where I talk about overcommitted hardware - which is
applicable to all things running on containers / vms.

https://www.youtube.com/watch?v=0I2oPBKctgU

Regards,

Charlie

On Fri, Oct 19, 2018 at 5:32 AM aashish choudhary <
[email protected]> wrote:

> Hi,
>
> Recently in one of our client application for geode we are getting below
> exception.
>
> Pool unexpected socket timed out on client
>
>
> Server unreachable: could not
>
> connect after 1 attempts
>
> After looking at various threads came to know that we need to set
> read-timeout in client configuration to a higher value.Default is 10
> seconds I believe. Just curious to know why server would take more than 10
> seconds to respond. As 10 seconds seems to be on a higher side already.For
> now we will probably increase to 30 seconds atleast and observe it if makes
> any difference.
>
> Also on the server side could see below warnings.
>
> ClientHealthMonitor Unregistering client with member id identity xxxx due
> to: Socket closed.
> Monitoring client with member id identity xxxx It had been 60534 ms since
> the latest heartbeat. Max interval is 60000. Terminated client.
>
> Could this be because of high load on a particular server? But we have
> seen these warnings on all of our data nodes.
>
> Any parameters we need to tune in server side for this?
>
> Thanks,
> Ashish
>
-- 
[email protected] | +1.858.480.9722
Principal Realtime Data Engineer

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