Tag Info

New answers tagged

0

At some point of scaling up you need to buy low-volume high-capacity parts. Low volume is expensive because development costs can be amortized less. There are few systems with 16 sockets in the world. Also, vendors take demand for high-capacity parts as a indication that you make a lot of revenue through this system. They then increase margins assuming that ...


3

In some cases (perhaps most) the servers are already at capacity physically. An increase in the number of CPU's would require a motherboard swap. To add RAM to an existing server could be expensive, depending on how old the server is. Memory modules more than 5 years old and sourced from a dealer can be prohibitively expensive. What all this amounts to ...


-1

Here is the mongodb documentation on how to covert replica set to a sharded cluster. http://docs.mongodb.org/manual/tutorial/convert-replica-set-to-replicated-shard-cluster/ You can follow these steps except creating and adding replica set/sets you can add your standalone instance to the sharded cluster.


1

Parse the JSON when the record in inserted, not later. (OK, maybe you need to collect the JSON in a "staging" table between arrival and processing.) When you parse the JSON, extract only the fields that you need to manipulate/search/etc in MySQL. Be conservative. Don't extract many fields. Leave the JSON as is in case you need the details later. It ...



Top 50 recent answers are included