I have to unzip and then (after processing) again zip(archive) the source files. File sizes are huge typically around 200-250 GB (unzipped, .dat format)(total 96 files). The process of unzipping t...

Currently I am using: exec("zcat $filename", $output) To uncompress a .Z type file but unfortunately my hosting company has now disabled this function. Is there a workaround? $pathtofile = "fi...

How to get the first few lines from a gziped file ? I tried zcat, but its throwing an error zcat CONN.20111109.0057.gz|head CONN.20111109.0057.gz.Z: A file or directory in the path name does not e...

I have a huge pipeline written in Python that uses very large .gz files (~14GB compressed), but need a better way to send certain lines to an external software (formatdb from blast-legacy/2.2.26). ...

I need to unzip a compressed file on the fly in my program. It works when I try it on my own linux computer, but for some reason the school computers fail whenever I tell them to do it. To unzip I'...

I have all my Apache access log files as access.log, access.log.1 access.log.1.gz etc... What I want is to zcat all files in and not in gzip format and pipe them into an X program. I know I can do...

I'm trying to search for a certain string in a lot of gziped csv files, the string is located at the first row and my thought was to get the first row of each file by combining find, zcat and head....