I have an express.js application and it has to run a sub-process everytime there is a particular request (here it is : /compute/real-time ). There will be user-created scripts to compute the data. So, I am using node cluster module to create a pool o...
I want the following   During startup, the master process loads a large table from file and saves it into a shared variable. The table has 9 columns and 12 million rows, 432MB in size. The worker processes run HTTP server, accepting real-time queries...
I have setup a test of a Node.js server but how is the server best launched?   My strategy for now is to use cluster (http://learnboost.github.com/cluster/). This mostly works really nice. I have the following setup in my app.js file (created with ex...
I fork workers in my Node.js application via the Cluster module and pass a custom ID to the environment of all my workers. That works well for far.  However, I do not know how I can access this id in my master when an 'online' or 'exit...
Looking at the example given at the nodejs domain doc page: http://nodejs.org/api/domain.html, the recommended way to restart a worker using cluster is to call first disconnect in the worker part, and listen to the disconnect event in the master part...
So I am wanting to incorporate Marker Cluster into my map (obviously), however I am having a few issues.  Note: I am doing this within a project and didn't write the code for the map itself, but I  understand the gist of it.  We fetch the locatio...
I am trying to draw circle which colour depends on a "group" attribute in my geojson. I followed a simple example with these colours:   map.addSource("data", {     type: "geojson",     data: url,     cluster: true,     cluster...
I have a simple java app, that was developed on a single server and works perfectly on it, but when it is deployed on the cluster(it is the test environment before production, the cluster contains two nodes) it creates duplicates of HTML blocks.  Pro...
In the following code I have a worker send a message to the master (through process.send from a different file) to tell the master to inform all workers to execute a function, but only the worker which is sending the message executes the function.  H...
TL;DR  Is it possible to have two different cluster masters that aren't a shared global? Such as making a new instance myCluster = new cluster()?  The longer version  After using the new cluster module in NodeJS for some time, I've come acros...

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