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Tag : optimization

Cache PHP response in static file only in 10 line of code

October 13, 2013 Article

There are lot of techniques where you can optimize your php script. Here is simple and very easy example to get faster php response using file based cache in 10 line of code.Watch Full Movie Online Streaming Online and Downloadmovie War for the Planet of the Apes

You can use it mainly for ajax calls.

//Cache TTL(When to purge static file) in minutes
$ttl=10;

//Unique Cache Key
$key = "cache/".md5($_SERVER['REQUEST_URI']);

//Purge Old Cache
if(@file_exists($key)){
$minutesBefore = (time()-@fileatime($key))/60;
if($minutesBefore>$ttl){
@unlink($key);
}
}

//Get Cached Content
if(@file_exists($key)){
echo @file_get_contents($key);
exit;
}
//Write Into Buffer
ob_start();
//Your code

//.....
$content = ob_get_contents();
ob_clean();
//Create new cache i

@file_put_contents($key,$content);

//Print response content;
echo $content;

Categories: Linux, PHP, Website Peformance

Tags: cache, optimization, performance, php performance, static cache

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Elasticsearch Installation and Configuration

March 25, 2013 Article

Elasticsearch is …

  • Open Source (Apache 2)
  • Distributed
  • RESTful
  • Search Engine built on top of Apache Lucene.

It is …..

  1. Very fast
  2. Schema Free
  3. JSON over HTTP
  4. Scale to hundred and real time search.

 Installation

Elasticsearch is based on java, so we need to install JAVA>6


yum install java-1.7.0-openjdk.x86_64
java -version

Download source from


wget https://download.elasticsearch.org/
elasticsearch/elasticsearch/elasticsearch-0.20.5.tar.gz
tar -xvf elasticsearch-0.20.5.tar.gz
cp -r elasticsearch-0.20.5.tar.gz elasticsearch
cd elasticsearch

Add elastic home path in “.bash_profile”


export $ES_HOME=/home/elasticsearch

Start/Run Elasticsearch


cd elasticsearch
bin/elasticsearch -f

Is it started?

You can confirm it by browsing URL like - http://127.0.0.1:9200/, it will shows something like


{
"ok" : true,
"status" : 200,
"name" : "Neville, Kate",
"version" : {
"number" : "0.20.5",
"snapshot_build" : false
},
"tagline" : "You Know, for Search"
}

 

Categories: Elasticsearch, Linux, Website Peformance

Tags: Apache Lucene, Distributed, Elastic Index, Elasticsearch, JSON over HTTP, Linux Commands, Open Source, optimization, performance, real time search, remote sync, RESTful, Scale, Schema Free, Search Engine, Search Index, Very fast

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Tags

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