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[debug] Better debug messages to try to determine if pool is slowly losing clients to forever busy

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indexzero 2010-09-17 13:09:43 -04:00
parent 7c2eb5de35
commit dd1918dc36
2 changed files with 11 additions and 2 deletions
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4
lib/node-http-proxy.js
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@ -30,7 +30,7 @@ var sys = require('sys'),
pool = require('./../vendor/pool/main'),
eyes = require('eyes'),
min = 0,
max = 100;
max = 10;
// Setup the PoolManager
var manager = pool.createPoolManager();
@ -146,7 +146,7 @@ HttpProxy.prototype = {
// Open new HTTP request to internal resource with will act as a reverse proxy pass
var p = manager.getPool(port, server);
sys.puts('current pool count for ' + req.headers.host + ":" + port + ' ' +p.clients.length);
sys.puts('Current pool count for ' + req.headers.host + ":" + port + ' ' + p.clients.length + ', Busy: ' + p.getBusy() + ', Free: ' + p.getFree());
p.on('error', function (err) {
// Remark: We should probably do something here

9
vendor/pool/main.js vendored
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@ -84,6 +84,14 @@ Pool.prototype.onFree = function (client) {
if (this.pending.length > 0) this.pending.shift()(client);
};
Pool.prototype.getFree = function () {
return this.clients.filter(function (client) { return !client.busy }).length;
};
Pool.prototype.getBusy = function () {
return this.clients.filter(function (client) { return client.busy }).length;
};
Pool.prototype.setMinClients = function (num) {
this.minClients = num;
if (this.clients.length < num) {
@ -98,6 +106,7 @@ Pool.prototype.setMinClients = function (num) {
Pool.prototype.setMaxClients = function (num) {
this.maxClients = num;
};
Pool.prototype.end = function () {
this.clients.forEach(function (c) {c.end()});
};