Reading and writing with local_quorum should not be a problem in terms of performance if all data centers are healthy. But Quorum queries will take hit due to network latency and that is expected and I believe you are aware of that.
On Wed, Jul 14, 2021 at 12:38 PM Shaurya Gupta <shaurya.n...@gmail.com> wrote: > We are planning to go with 5 DCs with RF of 3 in each. All DCs will have > reads and writes. Most queries are done at LOCAL_QUORUM. > A very few Simple and CAS queries (<0.1%) will be done at QUORUM > consistency. > > On Wed, Jul 14, 2021 at 12:19 PM manish khandelwal < > manishkhandelwa...@gmail.com> wrote: > >> I don't think there is any restriction on the number of data centers. So >> technically you can add as many data centers you want. >> Performance depends on how you use your cluster. For example, one of >> your data centers could be read only, or is there traffic on all the data >> centers. >> >> >> On Wed, Jul 14, 2021 at 12:03 PM Shaurya Gupta <shaurya.n...@gmail.com> >> wrote: >> >>> Hi >>> >>> Does someone have any suggestions on the maximum number of Data Centers >>> which NetworkTopology strategy can have for a keyspace. Not only >>> technically but considering performance as well. >>> In each Data Center RF is 3. >>> >>> Thanks! >>> -- >>> Shaurya Gupta >>> >>> >>> > > -- > Shaurya Gupta > > >
