Zcat gzip unexpected end of file, gz I get the expected result

Zcat gzip unexpected end of file, It I've checked the integrity of my files and they are fine. gz: unexpected end of file I have also tried piping the output to the tail command, which with default options it completes with output, but not with the last 10 lines of the compressed files, it outputs 10 lines but not the last 10 lines. . fastq. gzip: the_name_of_the_file. Solution Instead of using the usual cat or more commands — which you use with plain text files — use their equivalents for working with gzip files: z cat z more zcat and zmore gzip is a file format and a file compression program. gz | head -8000 | gzip > file1. gz | tail' to see what the end of the file looks like. gz is actually a few bytes in size (not zero), and this will be caused by gzip compressing and writing its null input. How can I convince gzip to let me keep the "corrupted" file? Oct 8, 2015 · I can check the integrity of a gzip file with gzip -t file. tar. Apr 12, 2017 · gzip: log. Jul 30, 2024 · Unix/ Linux FAQ: How can I display the contents of a plain text file that has been compressed with the Unix gzip command, such as by using the Unix/Linux cat or more commands (i. gz and zcat file. The gzip program applied compression, hence the gz extension. I'd try 'zcat file. I, however, disagree - even if the last couple of lines are scrambled, the output is still highly interesting to me. Sometimes I have jobs dying before a compression of a large file finishes. gz > /dev/null as per previous answers. So the command does a couple things: f: this must be the last flag of the command, and the tar f ile must be immediately after. The program uses the Deflate algorithm to compress and decompress a single file using the gzip file format. , you want to “cat a gz file”). gz To explain a little further, tar collected all the files into one package, community_images. Also zcat anything > something. With this script I can obtain the first 8000 lines from a compressed file with 10708712 lines, and compress again. gz: unexpected end of file The same problem happens when I try to extract the file using the GUI tool in Ubuntu or MacOSX, Any ideas? Mar 10, 2015 · gzip: wpaPasswords2. gz I get the expected result. $ echo "foo" | gzip > file1. fq. gz: unexpected end of file After this, the extracted log file is deleted, as gzip thinks that the corrupted extracted data is of no use to me. You can't gunzip them separately and first need to reconstitute the whole file. If it looks weird, maybe the file got corrupted. gz) has no content - not even the GZip header - and the pipeline falls apart. gz makes no sense at all, as the left hand side unzips. The new file overwrites the original file, but that's ok. By the end, you’ll be able to analyze, search, and parse logs efficiently without switching tools. e. I Feb 14, 2013 · When trying to gunzip or zcat a large number of gzip files, zcat/gunzip will terminate with this error: gzip: <gzip-file>: unexpected end of file Is there any way I can get gunzip or zcat to Apr 16, 2019 · At this point, zcat throws an error, because the input file (file1. Curiously, if I run for individual files: gunzip -c file1. You may find that file1. gz Type man tar for more information, but this command should do the trick: tar -xvzf community_images. I'd try to find the source of the error before trusting the file. Dec 8, 2025 · The goal of this guide is to show you how to use `zcat`—a powerful command-line tool—to seamlessly process **both gzipped and non-gzipped Apache logs** in one go.


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