0
votes
1answer
30 views

mdadm grow operation giving nonstop libata errors

Running Debian 7, mdadm 3.2.5. I issued a command to grow a 5 disk, 3 spare raid 5 array to an 8 disk, 0 spare raid 6 array: mdadm --grow /dev/md0 --level=6 --raid-devices=8 ...
3
votes
2answers
1k views

Raid 5 with 4 disks on Debian automatically creates a spare drive

I'm trying to to create a RAID 5 with 4x 2TB disks on Debian 6. I followed the instructions from: http://zackreed.me/articles/38-software-raid-5-in-debian-with-mdadm I created the raid with following ...
0
votes
1answer
212 views

Setting up separate raid5 on Debian

I want to set up a NAS/share with SAMBA on Debian(squeeze) with Webmin, and i want a setup like this: 2x40GB(IDE), in RAID1 for distro/debian. 4x40gb(SATA), in RAID5 for storage/NAS This is just ...
0
votes
2answers
384 views

raid5 samba upload write slows down

I have Samba installed on a server, that has 8 2TB HDDs in raid5, os is debian 2.6.32, 64bit. When I copy a 3.5GB file to the server, the first GB is transferred with about 100MB/s, but afterwards the ...
0
votes
2answers
997 views

Debian squeeze, mdadm. Degraded RAID5 array after each reboot

/etc/mdadm/mdadm.conf ARRAY /dev/md0 level=raid5 num-devices=4 metadata=00.90 UUID=54e55d36:c3971e21:d484c166:6e86c3d7 devices=/dev/sdb,/dev/sdc,/dev/sdd,/dev/sde MAILADDR root mdadm -D ...
1
vote
3answers
836 views

Problem with RAID5 (mdadm) - disk detached

Having these lines in /var/log/syslog Apr 18 16:53:05 Server kernel: [4487878.816036] ata4: EH in SWNCQ mode,QC:qc_active 0x1 sactive 0x1 Apr 18 16:53:05 Server kernel: [4487878.816058] ata4: ...
1
vote
2answers
739 views

Debian Raid5 LVM

I want to setup a debian server mainly used as data storage. I have 4 devices: /dev/sda (160GB) - installed debian on it /dev/sdb, /dev/sdc, /dev/sdd (all 500GB) - created a raid5 array with it ...
1
vote
3answers
623 views

RAID 5 heavy IO hard freezes Ubuntu: Why?

I have a software RAID 5 partition on LVM in Ubuntu (desktop, actually, but I'm using it as a server). I have been rsyncing a ton of data to it, and the computer was hard freezing, as in I needed to ...