Thread View: alt.os.linux.suse
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5 total messages
Started by jurij
Mon, 14 Feb 2005 23:02
ANOUNCEMENT: zsplit, unzsplit: free linux tools to make a full drive image backup!
Author: jurij
Date: Mon, 14 Feb 2005 23:02
Date: Mon, 14 Feb 2005 23:02
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Please visit the homepage of DeviceImage-Project: http://www.device-image.de Disk images provide a powerful backup-restore solution and are exact copies of your hard drive which are created by using low level byte by byte copy operation. So even if your drive goes bad, you will still have an entire copy of your system that you can restore. zsplit and unsplit are Linux utilities. zsplit is a command line imager, which allows you to create an exact disk image. Finally it compresses the output image file and splits it into chunks of defined size to fit exactly the size of storage media (CD, DVD or HDD). unzsplit is a command line restore tool. It restores files produced by zsplit to its origin, i.e. splitted and compressed image files will be uncompressed, tied together and restored to the original device or partition. Key Features : 1. runs under GNU/Linux OS 2. creates images from FAT16, FAT16X, FAT32, FAT32X, NTFS (MS Windows- 95, -98, -Me, -NT4, -2000, -XP), Linux Ext2, Linux Ext3, ReiserFS and Linux swap partitions. 3. is able to create images from Very Large Files or devices (tested with 200 Gygabyte devices) 4. output image files can be compressed to various density (900 MiB (megabyte binary) FAT32 partition can be compressed to 350 - 400 MB and can be stored on one CD) 5. output image file can be splitted into pieces of defined size 6. in case of partially damaged devices, blocks and/or sectors safely reads all remaining intact sectors 7. supports non-seekable input and output (so you can use pipes for stdin and/or stdout) Please visit the homepage of DeviceImage-Project: http://www.device-image.de
Re: ANOUNCEMENT: zsplit, unzsplit: free linux tools to make a full drive image backup!
Author: Malke
Date: Tue, 15 Feb 2005 18:05
Date: Tue, 15 Feb 2005 18:05
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jurij@device-image.de wrote: Well, well. Apparently you *weren't* afraid to spam the Linux newsgroups, too. Still stupid, though, if you think spamming lots of newsgroups is A Good Thing. Fscking spammer. Malke -- "I have a cunning plan..."
Re: ANOUNCEMENT: zsplit, unzsplit: free linux tools to make a full drive image backup!
Author: Thomas Wana
Date: Wed, 16 Feb 2005 07:36
Date: Wed, 16 Feb 2005 07:36
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Impressive. But wait! Do I have that already installed on my system? jurij@device-image.de wrote: > Please visit the homepage of DeviceImage-Project: > http://www.device-image.de > > Disk images provide a powerful backup-restore solution and are exact > copies of your hard drive which are created by using low level byte by > byte copy operation. So even if your drive goes bad, you will still > have an entire copy of your system that you can restore. man dd > > zsplit and unsplit are Linux utilities. > zsplit is a command line imager, which allows you to create an exact > disk image. Finally it compresses the output image file and splits it > into chunks of defined size to fit exactly the size of storage media > (CD, DVD or HDD). man dd man bzip2 man gzip man split > > unzsplit is a command line restore tool. It restores files produced by > zsplit to its origin, i.e. splitted and compressed image files will be > uncompressed, tied together and restored to the original device or > partition. man cat man bzip2 man gzip > > Key Features : > > 1. runs under GNU/Linux OS done > > 2. creates images from FAT16, FAT16X, FAT32, FAT32X, NTFS (MS Windows- > 95, -98, -Me, -NT4, -2000, -XP), Linux Ext2, Linux Ext3, ReiserFS and > Linux swap partitions. done > > 3. is able to create images from Very Large Files or devices (tested > with 200 Gygabyte devices) done > > 4. output image files can be compressed to various density (900 MiB > (megabyte binary) FAT32 partition can be compressed to 350 - 400 MB > and can be stored on one CD) done (man mkisofs, man cdrecord) > > 5. output image file can be splitted into pieces of defined size done > > 6. in case of partially damaged devices, blocks and/or sectors safely > reads all remaining intact sectors done > > 7. supports non-seekable input and output (so you can use pipes for > stdin and/or stdout) done > > Please visit the homepage of DeviceImage-Project: > http://www.device-image.de Innovative work, congratulations. Tom
Re: ANOUNCEMENT: zsplit, unzsplit: free linux tools to make a full drive image backup!
Author: jurij
Date: Wed, 16 Feb 2005 20:31
Date: Wed, 16 Feb 2005 20:31
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Thomas Wana <thomas_hatesspam@wana.at> wrote in message news:<4212F814.1010204@wana.at>... > Impressive. But wait! Do I have that already installed on my > system? > > jurij@device-image.de wrote: > > Please visit the homepage of DeviceImage-Project: > > http://www.device-image.de > > > > Disk images provide a powerful backup-restore solution and are exact > > copies of your hard drive which are created by using low level byte by > > byte copy operation. So even if your drive goes bad, you will still > > have an entire copy of your system that you can restore. > > man dd > > > > > zsplit and unsplit are Linux utilities. > > zsplit is a command line imager, which allows you to create an exact > > disk image. Finally it compresses the output image file and splits it > > into chunks of defined size to fit exactly the size of storage media > > (CD, DVD or HDD). > > man dd > man bzip2 > man gzip > man split > Of course you have plenty possibilities using linux/UNIX to reach the same or nearly the same result as with zsplit/unzsplit, but: 1. I have problems to split files bigger then 2 Gigabyte with split 2. also gzip and bzip2 were not helpful with files bigger then 4 Gigabyte. - with zsplit/unzsplit on the same machine, same kernel I can effectively treat files/devices as big as 200 Gigabyte and for sure even bigger. 3. with different tools combined in scripts you cannot have a good control about progress in zipping and splitting files in chunks. 4. to use one tool which combines features of different tools is easier to use in scripts the combination of tools. So as you can see new is here not an idea of imaging, but the combination of features in one tool. Regards, Jurij
Re: ANOUNCEMENT: zsplit, unzsplit: free linux tools to make a full drive image backup!
Author: Sven Guckes
Date: Fri, 18 Feb 2005 17:11
Date: Fri, 18 Feb 2005 17:11
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* Jurij <jurij@device-image.de> [2005-02-16]: > Thomas Wana <thomas_hatesspam@wana.at>: >> Impressive. But wait! Do I have that >> already installed on my system? >> dd bzip2 gzip split > > Of course you have plenty possibilities using linux/UNIX to reach > the same or nearly the same result as with zsplit/unzsplit, but: > 1. I have problems to split files bigger thAn 2 GigabyteS with split > 2. also gzip and bzip2 were not helpful with files bigger thAn 4 GigabyteS. i wish i had your problems.. ;-) > with zsplit/unzsplit on the same machine, same kernel I can effectively > treat files/devices as big as 200 Gigabyte and for sure even bigger. i even wish i could actually *test* this. but my machine only has a 10G disk since its last upgrade. > 3. with different tools combined in scripts you cannot have a good > control about progress in zipping and splitting files in chunks. you can't? why? i'd "watch" the resulting tempfile. > 4. to use one tool which combines features of different tools > is easier to use in scripts the combination of tools. so - are you saying the your tool covers all possible combinations of those other tools? can you actually *prove* this? anyway, i doubt this topic has anything to do with austria or vienna in particular, so i'm deleting those from the Followup-To:. i hope someone can direct this to an even more appropriate newsgroup.. Sven
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