Java Gzip Compress

Jetty provides Gzip Filter to enable dynamic compression of contents like html, javascript, css etc. The AS Java HTTP Server is configured by default to never compress content that is already compressed or where an additional compression won’t result in significant smaller packages. Checking request/response. Is sending GZIP compressed request supported in Java REST Client? When I set header: HttpHeaders. GZip example. See also Archiving operations provided by the shutil module. Starting with Compress 1. Language Examples. These are powerful properties for serving static content such as fonts and html pages. 10 with PHP 5. zip) ZIP is an archive file format utilized for the lossless compression of one or more pieces of data. Dear all, I've transferred an application from Orion to JBoss and have found a difference in how I need to get GZIP compresison going. The below code would compress a specified file to GZip format. This is the original format of the UNIX gzip program. However, since compression happens at runtime, it can also include considerable processing overhead which can negatively affect performance. Spring boot compress accept-encoding with gzip using server. This chapter shows how to compress textual content using http compression (or 'content encoding') to compress javascript and html with gzip apache modules. com - it should identify whether or not gzip compression is happening. The compressed file consists of a GNU zip header and deflated data. (There once was a bzip, but it seems to have completely vanished off the face of the world. To compress the sandbox folder into a tar file you would run the command as: tar -zcvf sandbox_compressed. This article explains GZIP compression provided by Java and. Share your favorites with the community and they will be published on Github - Star. The goal is to read the data and store it in a workspace variable. The time needed for file compression is much less than the time to transfer a big file over the Internet, thus compression enhances the performance of a website. htaccess file at the root of your site to compress static files using gzip. Compressing and Decompressing files using GZIP Format in java The java. # compress text, html, javascript, css, xml:. And there’s no clear third party library that everyone agrees is great. When server receives this header, and if the server is configured to send compressed files, then it'll send the result compressed using one of the method. GZip Compression. Infinite loops can be caused by parsing some corner case data. Worldwide. Enabling GZIP in servers is as easy as turning on a switch. It merely uses a file compressed beforehand by any compression tool. Enable GZIP Compression on Joomla. tar file formats). To save the bandwidth tar files are cpmpressed using gzip program. By default original file will be replaced by the compressed file ending with extension (. Now when i try to uncompress it using GZIPInputStream throws the following exception "java. net source code and tutorials. I know how to make and sell software online, and I can share my tips with you. When you compress a file on your computer as a ZIP file, the total size of the file is reduced, making it both easier and faster to send to someone. The compression method used by gzip is Lempel-Ziv (LZ77 ). js --preserve-semi -o script-yahoo-s. In this code example we will learn how to compress a file using the gzip compression. GZip and Deflate compression is easy to use in ASP. Java uses standard Zip format, so any compressing or archive utility will be able to read your compressed data. Gzip (GNU zip) is a compressing tool, which is used to truncate the file size. GZipStream allows you to use a byte array buffer for expanding or compressing GZIP-encoded data. Resolving the problem. Before you can use a GZIPOutputStream you must create a GZIPOutputStream instance. The following are the result comparison for one of those JavaScript files. If the client framework or a JAX-RS service receives a message body with a Content-Encoding of "gzip", it will automatically decompress it. 11 Simple Gzip Examples. Make sure all your plugins, themes and WordPress versions are up to date. Additional commands included with gzip The gzip package provides some very useful commands for working with compressed files, such as zcat, zgrep and zless/zmore. Demonstrates how to compress a file to create a. With the htaccess this is quickly done in a few steps and your GZIP is activated. All such forms can be compressed to a lesser number of bytes to save bandwidth over the network. bz2 dir1 dir2 file1 file2. compress A format using the Lempel-Ziv-Welch (LZW) algorithm. bz2 is the name of the tar file we wish to create. 3) My favorite. Click on Change to use the new Code Type and continue, Ignore to continue compression without changing the Code Type, or Cancel to abort so you can manually change your selection and adjust other settings. Additionally, there are utility classes for computing the CRC-32 and Adler-32 checksums of arbitrary input streams. That's because of its almost universal use on Windows, but zip and unzip are well supported among all major (and most minor) operating systems, so things compressed using zip also work on Linux and Mac OS. This functionality is very easy to enable, and is configurable for both requests, and responses. Creating a GZIPOutputStream. 6 cara menaikkan atau meningkatkan kecepatan website untuk mengoptimasi kecepatan website dan menaikkan skor Google Page Speed Insight. I am currently using xmlhttp. Below are the methods for achieving GZIP compression and decompression in Node. Z respectively. In this article, we will do an overview of some of the key optimization techniques that could help you get the best performance out of your website, whether it's built under WordPress or any other Content Management Systems. 3, take a look at this tutorial: mod_gzip - serving compressed content by the Apache webserver. A quick benchmark on ARM64 (odroid, Cortex A53), on kernel Image (12MB), use default compression level (-6) because no way to configure the compression level of btrfs. We are not using image compression software but using open source Java Api’s to achieve compression. I need to compress json response, I have tried IIS dynamic compression and used below code to compress but compression is not working it always i'm getting Content-Type:application/json; charset=utf-8, Gzip headers are properly send to server. In this tutorial, you will learn how to compress files in ZIP format using the java. gzip is a file format and a software application used for file compression and decompression. WordPress is the most popular content management system (CMS) on the Internet today. By its nature, gzip can only compress a single file, you can not use it for compressing a directory and all the files in that directory. The resulting InputStream behaves just like the wrapped ArchiveInputStream except its close () method does nothing. How to enable HTTP Compression in Java (Tomcat) Modern browsers like Internet Explorer, Firefox, Opera etc support gzip compressed content. HTTP compression is a capability that can be built into web servers and web clients to improve transfer speed and bandwidth utilization. According to this benchmark, neither bzip2 nor lzma can compete with gzip in terms of speed or memory usage. 5k so the script compression reduces another 10%. NET code to compress content. The jarformat normally uses the gzip compression mechanism to compress the les in a jar le. Goal: We will enable Brotli compression in Webpack with fallback support to Gzip. Perhaps the creator of the file wanted to gzip a directory but couldn’t do that because the directory needs to be archived using tar first. xml, and then map all resources that can benefit from compression, such as. gz extensions format over the Internet. Unlike files served by the PeopleSoft application, the web server does not GZip compress these static text files. Both of these algorithms are rather old and commonplace, most platforms should have built-in tools for handling both and practically all will be able to. but for css it is not working. Gzip Compression is used by 78. This format is a Lempel-Ziv coding (LZ77) with a 32 bit CRC. By default, when no options set, autodetect deflate/gzip data format via wrapper header. java /* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. Backup your website via your Hosting Company’s Backup options – in case of accidents. FileInputStream, FileOutputStream and GZIPOutputStream classes are provided in Java to compress and decompress the files. The mechanism runs behind the GZIP compression is described below: The browser/client request for a file to the server. Old clients expect x-gzip and x-compress, however the standard dictates that they're equivalent to gzip and compress respectively. The output will be as follows, since I am providing source file of size 481 bytes then the size of output file after. SiteGround enable Gzip Compression process with screenshots. I wanted to test with Gzip compression for a long time, so today I got off my butt and did it. There is no "space in the stringpool" to consider for a normal String object, except for strings literals (i. HTTP compression is a capability that can be built into web servers and web clients to improve transfer speed and bandwidth utilization. Before ob_gzhandler() actually sends compressed data, it determines what type of content encoding the browser will accept ("gzip", "deflate" or none at all) and will return its output accordingly. Free online text compression tools - gzip, bzip2 and deflate. it does not contain a collection of files/directories such as with the. How to Enable the Data Compression Filter (GZip): To reduce network bandwidth utilization between the Maximo application server and the browser client(s), enable the data compression filter as follows: 1. ByteBuffer raw, java. That is why we set out to find that little something that is common to all the pages and to see if we could compress them further. For example "gzip,deflate". What is GZIP compression? When a user visits your website, the server has to deliver the files in order to display the website. The asset pipeline provides a framework to concatenate and minify or compress JavaScript and CSS assets. 2) using popular ZLIB for compressing and decompressing data using the DEFLATE compression algorithm, which is used by the ZIP and GZIP file formats further API JSXCompressor zlib compressed JavaScript code JSXCompressor zlib compressed JavaScript code One possibility to compress the JavaScript source on method to transfer compressed files without using mod_ gzip. Brotli compression Algorithm? Just like gzip, brotli is a lossless compression algorithm widely supported across many browsers. I suggest creating a “debug” version of your page that references the original files. Compression is a simple, effective way to save bandwidth and speed up your site. I am currently using xmlhttp. You can leave a response, or trackback from your own site. Starting with Compress 1. This is even better because you could reuse this Filter in all of your Web Applications and set minimum size limits for compression easily. JavaScript is widely used in web-based applications, and gigabytes of JavaScript code are transmitted over the Internet every day. Hi I compressed a string using GZIPOutputStream. By default, when no options set, autodetect deflate/gzip data format via wrapper header. That’s all for Java GZIP Example. tgz file is usually called a tarball. Mads Kristensen has a great 90 second video that shows off using the new Bundling and Minification feature. Here are 2 methods to compress/uncompress gzipped strings in Java. Hi I compressed a string using GZIPOutputStream. build(); This will construct a HttpClient. aspx) - Textfiles (extension. To extract the archive filename. php in the homepage only? in WordPress GIT - List all the files for a commit (or various commits) in git how to use dynamically generated. Accept-Encoding: compress, gzip This means the browser can accept response that's compressed using the “compress” or “gzip” compression methods. GZIP Compress/Decompress in C#/JAVA. Based on these results, bzip2 is a good middle ground for compression, gzip is only a little faster while xz may not really worth it at its higher default compression ratio of 6 as it takes much longer to complete for little extra gain. gzip is a file format and a software application used for file compression and decompression. Also includes classes for compressing and decompressing data using the DEFLATE compression algorithm, which is used by the ZIP and GZIP file formats. It is commonly believed that HKTM packets do not compress well. Description This filter is on HTTP headers in a HttpServletRequest, compress data written to the HttpServletResponse, or decompress data read from the request. This functionality is very easy to enable, and is configurable for both requests, and responses. This report shows the usage statistics of Gzip Compression as site element on the web. This example will help to understand the concepts of GZIP. Below, we’ll show you two ways to get started with Gzip compression. Why won't my images, PDF's and video files compress? Gzip compression won't work for images, PDF's and other binary formats which are already compressed. TAR and GZIP Compression in Java. And everything would stay transparent for the developer and the 'netsurfer'. dll supports both Gzip and Deflate compression. If given a file as an argument, gzip compresses the file, adds a ". javascript decompressor for data compressed in c#. GZIP Compression is a simple, effective way to save bandwidth and speed up PHP application. All such forms can be compressed to a lesser number of bytes to save bandwidth over the network. You can click to vote up the examples that are useful to you. This example will help to understand the concepts of GZIP. Script files that are compressed by using the GZIP compression method do not work in Internet Explorer 11. input javascript. php file, not the index. There is a third option which deserves some discussion: Compressing javascript files using javascript. This guide covers simple step by step methods to enable Gzip Compression on the SiteGround server easily. Copy and paste your code or you can upload and combine multiple files and then compress. 3) to compress any responses sent from the Web Application. Gzip has around 120 msec latency for medium size messages, but we see some messages that reach up to 9MB occasionally, and the performance of gzip on those is poor --. Enabling dynamic compression (gzip) for WebAPI and IIS Posted by Kristof Mattei October 27, 2014 October 31, 2014 A lot of code on the internet refers to writing custom ActionFilters, or even HttpHandlers that will compress your return payload for you. com, so other filters can do further processing with it. I need this code to compress and decompress a string given by the user, to compress the user will type either "java practice -c" or just "java practice". The Connector may use HTTP/1. Jar files are typically about 1/2 the size of the original class files due to compression. gzip is a file format and a software application used for file compression and decompression. An early alpha preview version of the Brotli compression library is available for you today. To extract the archive filename. To get good compression, we use differential coding: the arrays of integers are sorted and instead of storing the integers themselves, we store the difference between successive integers. Even though the original text is more than double the size, the compressed version is actually only 16 characters more — a whopping 32% reduction in size, which means less to load and a faster website. On the Maximo application server,. com - it should identify whether or not gzip compression is happening. - Static Compression Compresses static content from the hard disk. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header. When string output requested, chunk length can differ from chunkSize, depending on content. It was created in 1989 and implemented by PKWARE, Inc's PKZIP utility to replace ARC compression What is ZIP. htaccess file to achieve GZIP compression. Javadoc - GZIPInputStream; Javadoc - GZIPOutputStream. Compression algorithms like GZip and Deflate are commonly used in HTTP and so we have compared compression with bundling and minification. Well, there is a very, very large script that I would like to compress (even if it's just a tiny bit) for storage, then reinflate for execution. compression. Classes that you will be using to compress a file in gzip format includes the GZipOutputStream, FileInputStream and. GitHub - lz4/lz4-java: LZ4 compression for Java. 7% of all the websites. The below command will enable the deflate module for in Apache on Debian based systems. Additional commands included with gzip The gzip package provides some very useful commands for working with compressed files, such as zcat, zgrep and zless/zmore. Gzip example In this example, it will decompress the Gzip file “ /home/mkyong/file1. tar extension. This will create a GZip file with. It is sending the header Accept-Encoding: gzip, deflate - but only if using HTTP/1. GZIP is a popular method for compressing streaming media, but it doesn't work on images—there are other methods available for optimizing and compressing images. 1: x-gzip: Deprecated (alias for gzip) Section 4. It also adds the ability to write these assets in other languages and pre-processors such as CoffeeScript, Sass and ERB. GZIP implemented in pure JavaScript. Posted on May 22, 2012 by sseaman. Z format compressed file. GZIP compression in Java. It was simply renamed afterwards, I believe. Other answers are also for something else (unzipping files in ZIP format). Based on these results, bzip2 is a good middle ground for compression, gzip is only a little faster while xz may not really worth it at its higher default compression ratio of 6 as it takes much longer to complete for little extra gain. as a single file), and compress the archive to save space. Compressed JavaScript. There are around 74,652,825 sites running on WordPress and around half of those are hosted on the free WordPress. , but for compressing will be using a GZip WriterInterceptor. Support for Brotli content encoding has recently landed and is now testable in Firefox Developer Edition (Firefox 44). 3) to compress any responses sent from the Web Application. Oh no! Here's how I enabled gzip compression and made my site miles faster! Create a file at /etc/nginx/conf. Then: This WebClient will download a page and the server will think it is Internet Explorer 6. zip" package. 19 support for the dump and arj formats is read-only - 7z can read most compressed and encrypted archives but only write unencrypted ones. Hi , I'm new in IIS7. Quick benchmark on ARM64. Apache mod_deflate module is responsible for the DEFLATE output filter that allows output from your server to be compressed before being sent to the client over the network. This post looks at JavaScript compression and explains what is possible, and what is very, very hard. java GzipUtils. One of the simplest ways that…. Enable GZip Compression By using Web. x+ or Mono What's New in This Release: · Multi-member gzip files are now supported. YUI: Compressing JavaScript and CSS files with Ant The YUI Compressor is JavaScript and CSS minifier designed to be 100% safe and yield a higher compression ratio than most other tools. Gzip has been the primary compression method for years, however there is now a new, emerging compression method called Brotli. They are both using gzip compression. Gzip example In this example, it will decompress the Gzip file “ /home/mkyong/file1. For me personally it is a mandatory step in either the website construction or the Search Engine Optimisation process. I hesitated when recommending gzip compression when speeding up your javascript because of problems in older browsers. CharBuffer encoded) Performs Base64 encoding on the raw ByteBuffer, writing it to the encoded CharBuffer. This example will help to understand the concepts of GZIP. The special value -1 can be used to mean the "default compression level", which is a default compromise between speed and compression (currently equivalent to level 6). It is a part of GNU project. The ZLIB compression library was initially developed as part of the PNG graphics standard and is not protected by patents. 2) using popular ZLIB for compressing and decompressing data using the DEFLATE compression algorithm, which is used by the ZIP and GZIP file formats further API JSXCompressor zlib compressed JavaScript code JSXCompressor zlib compressed JavaScript code One possibility to compress the JavaScript source on method to transfer compressed files without using mod_ gzip. Like the compress program, which has disappeared from most UNIX distributions, this content-encoding is not used by many browsers today, partly because of a patent issue (it expired in 2003). Gzip is the most popular and effective compression method currently available and generally reduces the response size by about 70%. filesystem or database) it might be handy to compress those data. After gzip on my Mac OS X system prototype. Note that the gzip_static directive does not enable on-the-fly compression. You can follow any responses to this entry through the RSS 2. 1- Enable gzip compression. An easy and convenient way to reduce the bandwidth needed for each request is to enable gzip compression. The FreeBSD, Illumos, ZFS on Linux, and ZFS-OSX implementations of the ZFS filesystem support the LZ4 algorithm for on-the-fly compression. (A part is delimited by dots. Top 5 WordPress Security Threats and How to Fix Them. Internet Explorer version 4. Gzip (GNU zip) is a compressing tool, which is used to truncate the file size. New here? Start with our free trials. The resulting string is then used as a parameter for a decompression javascript function. Some really easy ways to improve performance in your asp. Now run the code. gzip > GzipUtils. If given a file as an argument, gzip compresses the file, adds a ". To get that codec getCodecByClassName method of the CompressionCodecFactory class is used. It is these compressed files that are transferred to the server. Gzip (GNU zip) is a compressing tool, which is used to truncate the file size. compress - Compress JSON objects using a map to reduce the size of the keys in JSON objects. htaccess file controls many important things for…. how to solve " gzip: stdin: not in gzip format " ? I'm new with Ubuntu and I'm using Xubuntu 10. The below code would compress a specified file to GZip format. In this tutorial we demonstrate how to use GZIP to compress and decompress a file. After gzip on my Mac OS X system prototype. Apache mod_deflate module is responsible for the DEFLATE output filter that allows output from your server to be compressed before being sent to the client over the network. Here note that you can only compress a single file using GZIP not multiple files residing in a folder. txt” into a gzip file – “/home/mkyong/file1. GZIP compression is enabled server-side, and allows for further reduction in the size of your HTML, stylesheets, and JavaScript files. Putting in a request header of ‘Accept-Encoding: compress, gzip’ will prompt the server to respond with compression. IOException: This archives contains unclosed entries. The zlib module is a little bit quirky, and the zlib. I am trying gzip compression for my js and css files. 7-Zip is a file archiver with a high compression ratio for ZIP and GZIP formats, which is between 2 to 10% better than its peers, depending on the exact data tested. TypeScript is already used by famous projects such as Dojo Toolkit 2, AngularJS 2 and Ionic 2. gzip method is no. The special value -1 can be used to mean the "default compression level", which is a default compromise between speed and compression (currently equivalent to level 6). In Listing A, I compress and then decompress a file with the help of Java classes located in the java. If you want to serve compressed files with Apache 1. There is a third option which deserves some discussion: Compressing javascript files using javascript. In this tutorial, you will learn how to compress files in ZIP format using the java. GitHub Gist: instantly share code, notes, and snippets. In this lesson, we will study what classes are present in this module which allows us to perform the mentioned operations along with the additional functions it provides. The gzip init parameter still works, in case you want to only serve static content (which would in fact be more efficient than going through the GZip handler). This tool supports Gzip compression from mod_deflate, mod_gzip or gzip compression through PHP and other server side programming languages. Java program to compress file using gzip format in Hadoop. Then the clent browser receive and unzip them to display. Provides classes for reading and writing the standard ZIP and GZIP file formats. Context/Problem. Why gzip static pages? Compressing static web pages (web pages which do not change each time they are loaded) with gzip (see The gzip home page ) reduces the total amount of bandwidth used serving web pages, and reduces the time it takes a page to travel across the internet, because the. xml, and then map all resources that can benefit from compression, such as. You can also set a minimum required file size, which prevents lower compression ratios or even larger file sizes for smaller files. Tar is an archiver, meaning it would archive multiple files into a single file but without compression. Note that because the compression algorithm is done entirely in Java it could be slower then a native implementation. You can only compress to an outputstream and decompress from an inputstream. For example, some images files, such as MPEG and WAV files, compress well with GZIP, while other file types, such as MP3 files may actually increase in size if you try to compress them. In fact the WP Super Cache plugin for WordPress lets you activate Gzip compression with one click (it is called “Super Compression”). There is a third option which deserves some discussion: Compressing javascript files using javascript. Compressing and Uncompressing Data in Java Using Zlib Posted on 2011/08/26 by thiscouldbebetter The Zlib data compression library is built into Java, and allows you to compress and decompress data. htaccess file:. Press and hold (or right-click) the file or folder, select (or point to) Send to, and then select Compressed (zipped) folder. GZIPOutputStream of Java: 207 Bytes. Tomcat 8 & 9 use the new GZIPOutputStream "flush" flag we introduced in jdk1. Gzip is used to compress a file in order to reduce disk space, it is quite popular in Linux and UNIX operating systems for this reason. How to unzip files in java? How to generate checksum value for for a file in java? How to compress and store objects using zip utility? How to decompress the compressed objects using zip utility? How to zip a file using ZipFile class? How to compress a file in GZip format? How to uncompress a file from GZip format?. import java. Welcome! Welcome to BinSearch -- the binary Usenet search engine. Snappy - The Snappy compressor from Google provides fast compression and decompression but compression ratio is less. If gzip is enabled, the server should return the Content-Encoding: gzip header. This example demonstrates how to compress a Java object. Java comes with “java. Enter your text: Tell Your Friends If you like and use these tools, please tell your friends using the social links at the top of the page. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header. I need to compress json response, I have tried IIS dynamic compression and used below code to compress but compression is not working it always i'm getting Content-Type:application/json; charset=utf-8, Gzip headers are properly send to server. Implement compression for Spring Boot using GZIP. Quick snippets for compressing CSS and JavaScript with PHP’s ob_gzhandler, which will gzip or deflate content depending on browser support. 3, take a look at this tutorial: mod_gzip - serving compressed content by the Apache webserver. I’ve been searching for the option you explained in your faq (´autoptimize_filter_cache_create_static_gzip’), but I do not know where and how to apply it. TAR and GZIP Compression in Java. How to enable/disable gzip compression in nginx on a Plesk server? Answer. A compression utility designed to replace 'compress'. com) to develop websites on a local PC, then you probably don’t need to enable gzip (server-side file compression to reduce the amount…. Let’s get started. This format is a Lempel-Ziv coding (LZ77) with a 32 bit CRC. I recently needed to setup Gzip on my somewhat new Windows 8 VM and had to lookup how to do that. The compress and deflate functions produce data in the zlib format, which is different and incompatible with the gzip format. By using GZIP we can reduce the sizes of the files such as HTML, JavaScript, JSP and images upto 70% of file size. GZIP The GZIP compression algorithm is the other common compression format used. The simple and complex web sites both benefit substantially from file compression. We are using zlib npm module for achieving GZIP compression in NodeJS. To enable compression for both static and dynamic content, add the following your your system. When you try to open an XZ stream for reading using CompressorStreamFactory, Commons Compress will check whether the XZ for Java library is available. The final session of day 1 at SMX Advanced is about to begin. Managed by @ypoirier. How to compress byte array in java? How to decompress byte array in java? How to zip a single file? How to zip multiple files? How to read zip files entries or file name list? How to unzip files in java? How to generate checksum value for for a file in java? How to compress and store objects using zip utility?. The below code would compress a specified file to GZip format. Archives are created by programs such as WinZIP, WinRAR, 7zip, GZIP, BZIP2, and many others. zip package description. GZIP: Using the open standard compression algorithm GZIP, all AHA compression products are developed to increase data transfer rates, offload CPUs, and reduce storage requirements in applications such as High Frequency Trading, remote data replication, enterprise storage arrays, Storage Area Networks (SAN), Wide Area Networks (WANs), Virtual Tape Libraries (VTL), web servers, web accelerators. deprecated since version %2$s! Use %3$s instead. We developed this program as a replacement for compress because of the Unisys and IBM patents covering the LZW algorithm used by compress. txt) - CSS and Javascript (extension. How to unzip files in java? How to generate checksum value for for a file in java? How to compress and store objects using zip utility? How to decompress the compressed objects using zip utility? How to zip a file using ZipFile class? How to compress a file in GZip format? How to uncompress a file from GZip format?. JavaScript: Decompress / inflate /unzip /ungzip strings [closed] unzip strings in javascript That one is marked as answered with an answer for different problem. Make sure all your plugins, themes and WordPress versions are up to date. php and copy following code in it. gz" suffix, and deletes the original file. Classes that you will be using to compress a file in gzip format includes the GZipOutputStream, FileInputStream and FileOutputStream classes. The result would be a file like this: your_tar_file. LZMA provides a high compression ratio and fast decompression, so it is very suitable for embedded applications. The IIS 7. Nginx performs compression before sending responses to clients but does not double compress responses that are already compressed. Built-in GZip/Deflate Compression on IIS 7.