metamaps--metamaps/realtime/node_modules/redis/benches/stress/rpushblpop/pub.js

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'use strict';
var freemem = require('os').freemem;
//var profiler = require('v8-profiler');
var codec = require('../codec');
var sent = 0;
var pub = require('redis').createClient(null, null, {
//command_queue_high_water: 5,
//command_queue_low_water: 1
})
.on('ready', function() {
this.del('timeline');
this.emit('drain');
})
.on('drain', function() {
process.nextTick(exec);
});
var payload = '1'; for (var i = 0; i < 12; ++i) payload += payload;
console.log('Message payload length', payload.length);
function exec() {
pub.rpush('timeline', codec.encode({ foo: payload }));
++sent;
if (!pub.should_buffer) {
process.nextTick(exec);
}
}
//profiler.takeSnapshot('s_0');
exec();
setInterval(function() {
//var ss = profiler.takeSnapshot('s_' + sent);
//console.error(ss.stringify());
pub.llen('timeline', function(err, result) {
console.error('sent', sent, 'free', freemem(),
'cmdqlen', pub.command_queue.length, 'offqlen', pub.offline_queue.length,
'llen', result
);
});
}, 2000);
/*setTimeout(function() {
process.exit();
}, 30000);*/