Filesystem on an LVM

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Filesystem on an LVM

Postby Basher52 » Wed Mar 24, 2004 4:57 am

Ive always used ext3 for this, but know again... the LVM crashed :( and i lost 90Gs of data :( :(

but know ive heard that i should use ReiserFS instead. (maybe even Reiser4)

Whats the difference? is Reiser like ext3.... journalizing and as "secure" as ext3, and by this i mean, less errors on the disk?

Ive read some stuff at www.namesys.com, but i really cant tell anyway what filesystem i should use(maybe havent found the page yet...lol) or if its better than to use ext3 for LVM's

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Postby Basher52 » Thu Mar 25, 2004 1:08 am

i just found out that i should go for ext3, and about the once again crashed LVM :( i had to loose all data (100G) and start over.
A linux guru i know, had a look and said he'd never seen that kind of problem.
The 2 disks i used in the LVM had lost its partitions..wierd :(

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Postby Void Main » Thu Mar 25, 2004 8:42 am

That is strange. I just don't see things like that happen unless it is a result of some very obvious hardware problem or misconfiguration. This isn't the first time you've had trouble with it right?
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Postby Basher52 » Fri Mar 26, 2004 1:04 am

nope it the 3rd time, but the 1st 2 times i had bad blocks one one of the disks. this time no bad blocks and i reconfigured it all.
but...now i DIDNT use webmin for it(since i cant understand all commands :(...)
a pal helped me out with the commands and i did it with webmin, but i checked everything out by the commands :)
the bad thingy was that even my pal coudlnt understand y the partitions where lost.

the great with LVM is that u should be able to get some data back if one of the disks fails, but i coudlnt even do this, net even on the other two crashes :(

its up and running, lets see how long it'll wor this time...lol

PS. my pal said to me that i should be a beta tester since i can get errors noone ever gets...lol
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Postby Void Main » Fri Mar 26, 2004 1:28 am

If you had bad blocks then it sounds like you actually have a drive going bad. If you have a bad block on a partition boundry or inode table then very bad things are going to happen. I remember back in the old days it was fairly common to have a bad block pop up every now and then but in the last 5+ years any time I've had a bad block pop up the drive was failing and shortly after would be totally unusable. If you want reliability then maybe you should think of mirroring your drives, but then you only have access to half of your total disk space.
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