The compression tag has no wiki summary.
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0answers
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Setting MySQL INNODB Compression KEY_BLOCK_SIZE
I recently started using the Barracuda InnoDB/MySQL table format which allows compression.
I compressed one of my tables by running:
alter table pricing row_format=compressed, key_block_size=8;
...
1
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2answers
37 views
Is it a good idea to compress a MS SQL database backup?
Quick question! I heard that we should never shrink our databases. However, does the same rules apply to compressing our SQL backup?
Thanks
0
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0answers
19 views
WinRAR and compression enquiry/issue [closed]
I've got a large disk (500GB) but am deciding to free up space - got 249GB left, so that's 49.8% of the disk left, if my calculations are right.
I'm planning on install of Adobe Photoshop and ...
0
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1answer
27 views
How can I compress large log files on Windows 2008 Server?
Some of our log files are > 4GB, and the build-in windows zip will not compress them.
I need to get them off the box, and really don't want to download them uncompressed. I can't install any ...
1
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1answer
65 views
IIS 7.5 Not Compressing Javascript: NO_MATCHING_CONTENT_TYPE
I have IIS 7.5 set to compress all static files (the default), yet it does not compress .js (javascript) files. When I turn on failed request tracing for compression, the error I get for the ...
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2answers
81 views
Disk cloning using dd thru gzip - how effective is it? [closed]
Is gzip or gzip -9 for a disk clone worth the extra time that it takes to perform the compression? Does it yield a significant saving?
There is very little information on how effective piping data ...
0
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1answer
51 views
IIS7 compression failing with “COMPRESSION_DISABLED” despite having the option enabled
I have been unable to get GZIP compression working on my IIS7.5 server. I have tried all the suggestions online, including here at ServerFault and no matter what, the trace always comes back stating ...
0
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1answer
71 views
Different options on btrfs subvolumes
I'm using kernel 3.0 and was wondering if btrfs supports / is planning to support different options on different subvolumes.
For example I'd like to turn compression on for /usr, /lib, ..., but not ...
7
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1answer
89 views
Is there a compression format that supports tail operations?
I'm looking for a compression format that supports being tailed. Meaning you dont have to read the entire file to get the last X uncompressed bytes.
Is this possible with any of the formats like ...
0
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1answer
149 views
Serve pre-compressed html files using apache2, functionality equivalent to mod_gunzip
Is there a way to implement mod_gunzip's functionality using apache filters?
Store gzipped files on the server, hand out compressed data to the browsers that can cope with it and uncompress it for ...
5
votes
4answers
253 views
How to “undo” an “unzip” performed in terminal / CLI?
I know this is possible with a botched unTAR, although I can't recall the exact command.... but is it possible to "undo" a recent "unzip" command, in this case, using the mac terminal?
This is using ...
0
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2answers
68 views
IIS7 Windows Server 2008 Add Roles Stalls
I'm trying to install Dynamic Content Compression on IIS 7 on Windows Server 2008 SP2.
Tried going to Server Management -> Roles -> Add Role -> Check Dynamic Content Compression.
Click next and it ...
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0answers
160 views
Content Encoding Error on new IIS 7 server with PHP
I recently moved a PHP (Cake framework) development site from an IIS 6 (x86) server to an IIS 7 server (x64). The content is all the same and the URL rewriting works, but on the attempt to display the ...
0
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1answer
124 views
Enable Http Compression in IIS 7.5
I'm trying to enable HTTP compression to my web site, my server is running Windows 2008R2 and IIS 7.5.
I followed these steps:
installed static and dynamic compression through the Serve manager.
...
1
vote
1answer
284 views
Content Encoding Error when loading an URL in browser
One particular page on our site - http://www.newint.org/issues/1979/10/01/ - gives a Content Encoding Error when loaded in a browser. In Firefox, it says:
"Content Encoding Error
The page you are ...
1
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1answer
70 views
Apache deflates .xml.gz files
I noticed an error in google webmaster tools regarding a gzipped version of a sitemap. Turns out the sitemap.xml.gz file is gzipped twice: one upon creation (as it should be) and another time when ...
1
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1answer
465 views
How to install the dynamic content compression component of IIS (both 6 and 7) non interactively?
Any of the following goes as non interactive for me:
Command line silent installation
Script file
Code (.NET, C, VB, whatever)
Thanks.
EDIT
I'd like to stress, that I wish to install the module ...
6
votes
1answer
169 views
Ultra-efficient compression
I store a very large (TBytes) amount of logs. These logs will rarely be extracted, and when they will - only a single file will be required.
Could you recommend an ultra-efficient and extremely ...
2
votes
1answer
688 views
How can I enable GZIP compression in Jetty?
I have a Jetty server which does not have compression enabled (I tested this here). How can I enable compression?
1
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2answers
42 views
Is it possible to store MySQL data as comressed?
Is it possible to store MySQL data compressed? Option for that in MySQL?
2
votes
2answers
151 views
Erratic gzip compression on IIS7.5
This is best demonstrated when we just try to request a single CSS file from our IIS server. Sometimes we get the whole uncompressed file back. We'll wait 5 seconds and refresh, then the CSS file is ...
0
votes
2answers
67 views
IIS6 wont compress js and css
So recently I configured IIS6 to compress files I now have most files compressing apart from my JavaScript and CSS files. Does anyone have an idea what maybe causing them not to be compressed.
I know ...
1
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1answer
45 views
How does random access work with compressed drives on Windows?
If one turns on drive compression in Windows Server 2003 (ignoring dire warnings of performance), how does random access to that file work? Does Windows create a temporary uncompressed version of the ...
5
votes
5answers
261 views
File size with zfs compression
I usually estimate the size of a whole directory tree using du -ks $DIRECTOY_TREE_ROOT, but this method cannot be used when zfs compression is on.
The total displayed by ls -l is ok for a single ...
0
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2answers
57 views
Resizing Compressed Volume in Windows Server 2008
I recently ran into an interesting situation with a client. They were reporting that the application we support was having performance issues, namely it was running very slowly.
Upon investigation we ...
0
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2answers
174 views
Ubuntu: Compressed, but not encrypted, tunnel for TCP?
How can I set up a tunnel for TCP connections between two hosts so that I can test a few different compression algorithms?
I'm aware of stunnel & SSH, but want to avoid the overhead of ...
0
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1answer
140 views
making apache serve unzipped content from zipped files
I need to serve a bunch of gzipped MIDI files from an Apache server. The catch is that when the user requests them, the response should come back with a "audio/midi" content-type header and not a gzip ...
2
votes
3answers
152 views
Does ZFS cache Compressed or Uncompressed data in a ZFS file-system with compression turned on?
ZFS supports file-system compression and it also caches frequently or recently accessed data.
If a system has lots of CPU but the underlying data storage system is slow. It is possible that ZFS would ...
0
votes
1answer
58 views
How do you turn off compression on a specific page?
When compression is turned on globally for the root website, is there a way to turn compression off for a specific page? (ex. download.aspx) I would like to turn it off on a few select pages where we ...
0
votes
1answer
118 views
Apache2 server not recognizing text/css files for expire/compression
I'm trying to add two things:
ExpiresActive On
ExpiresByType text/css "access plus 30 day"
and
AddOutputFilterByType DEFLATE text/css
but in either case it does not show up compressed or have a ...
2
votes
2answers
158 views
7z all files in directory, remove originals
I have some directories (linux machine) full of highly compressible *.foo files.
Right now I just have a script that does gzip *.foo and it gzips each file into its own .gz file, and removes the ...
0
votes
3answers
65 views
Best way to serve .iso's on low disk space host?
A bit of story: I am hosting a few modified Linux distribution images, around 700MBs each. My server's free disk space is the main concern here, my current archive uses up roughly 16/20GBs of my disk ...
0
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1answer
84 views
Do any of you use lrzip on your servers?
I have been reading about this: https://github.com/epa/lrzip and it seems that lrzip gets more bang for your money. My initial tests however showed takes quite long using lrztar. Any one here have ...
2
votes
1answer
215 views
Performance affects of compressing Program Files on Windows / NTFS
What are the performance affects of compressing Program Files on Windows NTFS?
On a fast, multicore machine, the overhead of decompression is minimal. Machines are generally disk bound, and if you ...
0
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1answer
651 views
Zlib Compression and Deflate compression. how to use correctly in htaccess?
in order to speed up my website and php pages, i use compression my php pages currently fetch text, create thumbnails etc. Currently these two compression paragraphs are at the very bottom of my ...
0
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3answers
315 views
Is it a Bad Idea to Use Compressed Folders for Log File Archiving?
We have a custom Windows Service in our production environment that for auditing and diagnostic reasons generates log files in the file system. The log files are quite verbose (by necessity) and ...
1
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1answer
230 views
How to get Apache (on Debian squeeze) to compress JS/CSS
I am running Debian squeeze and cannot get Apache to compress JavaScript or CSS. HTML, however, is being compressed. In the conf files in the sites-enabled dir, I've got the following:
<Location ...
1
vote
2answers
703 views
IIS7 Compression CSS files only compressed when dynamic compression is enabled
If anyone can help it would be appreciated. I would like to enable compression for static files within IIS7 (for the sake of simplicity I'll just refer to static css files for the time being).
The ...
2
votes
2answers
86 views
is gunzip atomic?
I have two scripts that watch a directory (postgres warm-standby)
one script copies compressed files into the directory and then uncompresses them.
the other script watches for the uncompressed ...
4
votes
5answers
259 views
VMWare Image and Compression
I acquired a VMWare image, but everything in the folder was GZipped, IE Each individual file. Now when I attempt to uncompressed the images in order to put onto an ESX machine I run out of space(They ...
0
votes
1answer
151 views
phpmyadmin on my server doesn't support compression
phpmyadmin on my server doesn't support compression:
You attempted to load file with unsupported compression (application/gzip). Either support for it is not implemented or disabled by your ...
0
votes
1answer
457 views
Gzip pre-compression
I'm using mod_deflate to compress my .css and .js files on the fly:
<ifmodule mod_deflate.c>
AddOutputFilterByType DEFLATE text/text text/html text/plain text/xml text/css ...
9
votes
5answers
695 views
Tips on efficiently storing 25TB+ worth million files in filesystem
Say you are confronted with 25 TB worth uncompressed log files and you have at your disposal an array of 20 commodity boxes with collective free storage capacity of 25 TB.
How would you store these ...
0
votes
1answer
93 views
Creating a tgz file on a remote server without using local harddrive
I have a fairly ancient Fedora server which I have inherited from another company. I only have access to the server VIA SSH. Here are some details of the server:
Linux REMOVED 2.6.15-1.1831_FC4 #1 ...
1
vote
2answers
157 views
Need compression utility which uses all CPUs and compresses the best
I uses RAR since it was released a decade ago perhaps. However it is good for desktop applications I just found that on server where I need to compress a lot of text files every weekend it takes ages. ...
3
votes
1answer
224 views
is mod_deflate 's default configuration ok to use in a production setup?
The official documentation for mod_deflate works, and gives me nice results so far on my serveR. Are there any changes anyone suggests for use on a production machine?
...
2
votes
3answers
3k views
For large files compress first then transfer or rsync -z? which would be fastest?
I have a ton of relativity small data files but they take up about 50 GB and I need them transferred to a different machine. I was trying to think of the most efficient way to do this.
Thoughts I had ...
0
votes
1answer
164 views
Disabling Apache compression
How do I disable Apache compression per virtual host or per directory? Is this done through a modification to the http.conf file, a .htaccess file or something else?
1
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2answers
157 views
Tell if IIS is being asked to serve compressed pages?
I'm trying to find out if our IIS server is being asked to serve pages compressed. I'm a noob regarding a lot of this so am working my way through the issues.
We're using IIS 6.0 and have correctly ...
0
votes
1answer
56 views
IIS 6 Compression for a folder
I want to enable IIS 6 compression for all of the folders in my application except one; in this one folder, I do some things that fails when IIS 6 compression is enabled...
Any advice? Thanks.
