They do not communicate with each other, no.
Just run "get key" or "set key" and it should route. I don't actually know
enough about mcrouter to say more. you should stick with their
documentation or ask them.
On Tue, 30 Jan 2018, George Chilumbu wrote:
> Thanks for the response. So the mcrouters do not operate as a cluster, and
> hence do not communicate in any kind of way?
>
> In the terminal, what command on the mcrouter can I use to test accessing
> memcached using the configured routes? I would like to see an example script
> to do this.
>
> Sent from my iPhone
>
> On 30 Jan 2018, at 1:20 PM, dormando <dorma...@rydia.net> wrote:
>
> >>
> >> We have two sets or pools of memcached, and would like to use mcrouter for
> >> scaling our memcached deployments as well as provide us with HA protection.
> >> Memcached hosts in each pool should have the same data.
> >>
> >> I have setup 2 mcrouters to perform routes as well as HA protection just
> >> for testing purposes. The mcrouter config file on each mcrouter server
> >> looks
> >> like this:
> >>
> >> {
> >> "pools": {
> >> "memcache-event": {
> >> "servers": [
> >> "10.1.9.100:11211",
> >> "10.1.9.101:11211"
> >> ]
> >> },
> >> "memcache-notification": {
> >> "servers": [
> >> "10.1.9.200:11211",
> >> "10.1.9.201:11211"
> >> ]
> >> },
> >> "route": {
> >> "type": "OperationSelectorRoute",
> >> "operation_policies": {
> >> //***routes for hosts in the event pool***
> >> "add": "AllSyncRoute|Pool|memcached-event",
> >> "delete": "AllSyncRoute|Pool|memcached-event",
> >> "get": "LatestRoute|Pool|memcached-event",
> >> "set": "AllSyncRoute|Pool|memcached-event"
> >> //***routes for hosts in the notification pool***
> >> "add": "AllSyncRoute|Pool|memcached-notification",
> >> "delete": "AllSyncRoute|Pool|memcached-notification",
> >> "get": "LatestRoute|Pool|memcached-notification",
> >> "set": "AllSyncRoute|Pool|memcached-notification"
> >> }
> >> }
> >>
> >> The mcouters are both up and running, and can telnet to a memcached host
> >> from an mcrouter server with a command like this for example:
> >>
> >> telnet 10.1.9.100 11211
> >>
> >> However, i would like to know 2 things:
> >>
> >> 1.
> >>
> >> With my config above, how can i access a memcached server using the
> >> mcrouter routes? I am basically trying to see an example of how routes in
> >> mcrouter are used to access memcached.
> >
> > You configure a client to use the mcrouter as a server instead of directly
> > talking to the memcached's? I think that's what you're asking.
> >
> >> 2.
> >>
> >> How can i check that my mcrouters are working as a cluster? How can i
> >> check that they are communicating?
> >
> > They don't talk to each other. they only talk to the memcached's for each
> > pool.
> >
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