0
votes
0answers
104 views

Fsck Errors on raid 5 Enclosure

We have a server (running ubuntu), with an eSATA attached 5 disk enclosure, running hardware RAID 5, that has (had?) an ext4 file system on it. So the enclosure uses RAID 5 to mux the 5 drives ...
0
votes
0answers
67 views

Why parsing directories are so slow?

I have a directory with 136 000 files for a total of 1.8GB. The server has: 8 Cores - Intel(R) Xeon(R) CPU E5606 @ 2.13GHz 25GB RAM Ubuntu 12.04.2 LTS Hardware RAID 1 (LSI Logic / Symbios Logic ...
1
vote
1answer
172 views

RAID 50 24Port Fast Writes Slow Reads - Ubuntu

What is going on here?! I am baffled. serveradmin@FILESERVER:/Volumes/MercuryInternal/test$ sudo dd if=/dev/zero of=/Volumes/MercuryInternal/test/test.fs bs=4096k count=10000 10000+0 records in ...
1
vote
4answers
266 views

Ubuntu Server: Partitioning large hardware raids

I am trying to set up a storage server which has a hardware raid controller and 15x3 TB harddrives. This server is a dedicated server from hetzner.de and I am using the default setup routine ...
1
vote
2answers
381 views

Is HP p212 raid controller supported on Ubuntu 8.04 server LTS?

sorry for my simple question, however I can't find any useful resources on the internet. Except the official HP page about my p212 here. From this I understand that HP doesn't support Ubuntu 8.04. But ...
0
votes
4answers
1k views

How to (hardware) RAID 10 on Ubuntu 10.04 LTS with 4 drives and motherboard with RAID contoller

I have 4 500GB hard drives. I set up a RAID 10 in BIOS, much like shown here: http://www.supermicro.com/manuals/other/RAID_SATA_ESB2.pdf Then I followed these instructions: ...
2
votes
1answer
241 views

Slipstreaming Drivers for a PCI Controller Card into Ubuntu Server 10.04 Installation

I'm setting up a backup server with RAID10. The PCI Controller Card is new to the computer so the drivers need to be installed for the OS install to recognize it. I went through this process ...
1
vote
2answers
721 views

Hardware RAID controller set to 256kB stripe size, but XFS to 4k block size

Is this configuration ok? I've read that the stripe size should match the block size. I am mostly storing 8-30GB single files that are read sequentially. What should I adjust, and how? Ubuntu ...
-2
votes
1answer
634 views

Software RAID vs Hardware RAID

I need more info about RAID. I have a 1U server from Dell R210 with an onboard RAID controller, which I am not able to get to work with Ubuntu install, so I setup a software RAID on Ubuntu. My ...
0
votes
1answer
382 views

RAID 10 Setup showing 2 drives

I have a RAID 10 (0+1) setup among 4 drives and I'm installing my OS and it's showing 2 drives. My understanding of this structure as outlined here: ...
1
vote
2answers
3k views

Should I use SW RAID / setting up RAID on HP Proliant server with Ubuntu

I have looked at a number of messages regarding software vs. hardware RAID here on SF but can't figure out which one I should use. The server I'm installing is HP Proliant ML330 G6 and the RAID ...
0
votes
1answer
389 views

Convert an old PC to Ubuntu File Server

I have an old PC (P-III 550Mhz, 512MB RAM) which has reliably served as my local development server for years. I now want give it this box additional role of a file server for network backups, by ...
3
votes
3answers
2k views

Ubuntu Server Hotswap RAID 1: Hardware or Software?

I'm building new servers for a project I'm working on. They will all run Ubuntu Server x64 (10.04 soon) and require a RAID 1 hotswap configuration (just two drives) to minimize downtime. I'm not ...