Hi guys, when ZFS starts it ends up hanging the system.
We have a raidz over 5 x 2TB disks with 5 ZFS filesystems. (The
root filesystem is on separate disks).
# uname -a
FreeBSD fortinbras.XXX 8.2-STABLE FreeBSD 8.2-STABLE #0: Wed Oct 19 09:20:04
SAST 2011 r...@storage.xxx:/usr/obj/usr/src/s
You have just learned the hard way that dedup is *highly* toxic if misused. If
you have a backup of your data, then you should delete the *pool*. Trying to
destroy the dataset (the zfs level filesystem) will probably never succeed
unless you have it located on an SSD or you have an enormous am
>
> The system has 6GB of RAM and a 10GB swap partition. I added a 30GB
> swap file but this hasn't helped.
>
ZFS doesn't use swap for the ARC (it's wired aka unswappable memory). And
ZFS uses the ARC for dedupe support.
You will need to find a lot of extra RAM to stuff into that machine in
orde
FYI
http://www.oracle.com/technetwork/articles/servers-storage-admin/o11-113-size-zfs-dedup-1354231.html
never to late:-(
On 12/1/2011 5:19 PM, Freddie Cash wrote:
The system has 6GB of RAM and a 10GB swap partition. I added a 30GB
swap file but this hasn't helped.
ZFS doesn't use sw
I am sorry if these are dumb questions. If there are explanations
available somewhere for those questions that I just haven't found, please
let me know! :-)
1. It has been said that when the DDT entries, some 376 bytes or so, are
rolled out on L2ARC, there still is some 170 bytes in the ARC to re
During the diagnostics of my SAN failure last week we thought we had seen a
backplane failure due to high error counts with 'lsiutil'. However, even with
a new backplane and ruling out failed cards (MPXIO or singular) or bad cables
I'm still seeing my error count with LSIUTIL increment. I've g
On 12/1/2011 4:59 PM, Ragnar Sundblad wrote:
I am sorry if these are dumb questions. If there are explanations
available somewhere for those questions that I just haven't found, please
let me know! :-)
1. It has been said that when the DDT entries, some 376 bytes or so, are
rolled out on L2ARC,
Thanks for your answers!
On 2 dec 2011, at 02:54, Erik Trimble wrote:
> On 12/1/2011 4:59 PM, Ragnar Sundblad wrote:
>> I am sorry if these are dumb questions. If there are explanations
>> available somewhere for those questions that I just haven't found, please
>> let me know! :-)
>>
>> 1. It
On Fri, Dec 02, 2011 at 01:59:37AM +0100, Ragnar Sundblad wrote:
>
> I am sorry if these are dumb questions. If there are explanations
> available somewhere for those questions that I just haven't found, please
> let me know! :-)
I'll give you a brief summary.
> 1. It has been said that when the
On 12/1/2011 6:44 PM, Ragnar Sundblad wrote:
Thanks for your answers!
On 2 dec 2011, at 02:54, Erik Trimble wrote:
On 12/1/2011 4:59 PM, Ragnar Sundblad wrote:
I am sorry if these are dumb questions. If there are explanations
available somewhere for those questions that I just haven't found,
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