All Questions
62
questions
0
votes
1
answer
113
views
Best way to compress a directory tree containing archives and files selectively extracted from them? [closed]
I have a file structure that looks something like this:
.
└── base/
├── archives/
│ ├── foo.zip
│ ├── bar.rar
│ └── baz.7z
├── unzipped-1/
│ └── complex subdir tree/
...
- 133
0
votes
0
answers
213
views
How do I clone a game CD- or DVD-rom that gives IO-errors whenever I try to clone it, but I can access the files just fine?
EDIT: I managed to do it with Gnome Disk Utils, as it just replaces unreadable bytes with 0s
I am trying to make a backup of all my old CD- and DVD-rom games so that I can access them from anywhere ...
- 11
1
vote
3
answers
871
views
Increase robustness of 7z LZMA archiving?
I create backups of several PHP projects like Wordpress etc, which contain a huge amount of small files. Hence I zip them into one archive to make transfering and checking the file easier / faster. I ...
- 350
1
vote
2
answers
177
views
Is there anything "bad" data preservation-wise about zipping a big dir of subdirs and tons of files?
I have a "gold backup base" directory tree of 48 GB of data containing "11 411 Files, 1 054 Folders".
Since USB/ROBOCOPY/Windows takes forever to transfer many little files to all ...
- 13
5
votes
3
answers
4k
views
How can I compress a large collection of images together (for backup purposes) as densely as possible?
I have a fairly large (by personal use standards) collection of images. This is roughly in the range of 150k files of a total size of 200GB. It is by and large PNG and JPG files, each making up about ...
- 51
3
votes
1
answer
374
views
Add error correction information to piped tar stream
I'm using Amazon S3 Glacier Deep Archive to store backups on my Ubuntu machine. My workflow basically boils down to:
tar cf - $FILES | gzip -3 --stdout | aws s3 cp - $TARGET
I think this works quite ...
- 146
0
votes
2
answers
688
views
Is it possible to extract a single folder from a corrupted zip archive
I have a 22gb zip file which was located In a flash drive, I moved this archive to desktop but I am unable to extract it, it says the archive is corrupted. I used WinRAR to repair it but it didn't ...
0
votes
1
answer
2k
views
How to stress test a new portable hard drive before using it as a backup
I guess the title says it all. I'm getting a 2TB WD My Passport which I intend to use as a backup, but I've heard some stories of people copying all their materials to a new drive only to have it stop ...
5
votes
2
answers
6k
views
Is it safe to use 7-Zip from a data corruption standpoint to archive 500GB of videos?
Would it be okay to use 7-Zip to archive my almost 500GB videos in compression level store format only to my portable external hard drive. I just want to put it in one file with password for my future ...
- 53
1
vote
1
answer
8k
views
How do you download an entire website for offline viewing with Wget?
I would like to download the entirety of a relatively small website (~50 pages) for offline viewing.
I could manually open every page in a browser and download them via ctrl + s, and this would create ...
0
votes
1
answer
508
views
Recover DAR Archive Slices using an Isolated Catalogue
I have a DAR archive of 10 slices. Having lost the last slice, how can the files in the 9 intact slices be recovered. (The catalogue of the whole archive is contained in the last slice.)
There is a ...
- 43
0
votes
1
answer
576
views
Error during running mysqldump for creating tar archive
I created mysqldump for creating tar archive but every time I received notice
tar: Cowardly refusing to create an empty archive
Using gzip created archive normally but with tar I can't move forward.
...
1
vote
1
answer
1k
views
Are there drawbacks to sqlite as archivation format?
I have a few huge folders of small files I want to archive for long term storage (about 200GB).
Instead of just using something like gzip/tar/dar/7zip I am considering to use sqlite
sqlite3 ...
- 123
0
votes
3
answers
558
views
How to store high volume of small files
Let's have following task:
backup large amount (e.g. 500GB) of small files (few kB up to 1MB) on linux
the backup storage is mostly read-only
the storage is fast enough to access particular files in ...
- 423
2
votes
1
answer
2k
views
Thunderbird: how to back up everything, including attachments
I want to create a backup snapshot of everything I have on Gmail (preferably including Contacts), in a form that is later browseable by Thunderbird. This should also include all attachments. The ...
- 143