[sheepdog-users] SIGABRT when doing: dog vdi check
marcin at mejor.pl
Mon Jan 6 17:38:41 CET 2014
W dniu 2014-01-06 08:27, Liu Yuan pisze:
> On Sat, Jan 04, 2014 at 04:13:27PM +0100, Marcin Mirosław wrote:
>> W dniu 2014-01-04 06:28, Liu Yuan pisze:
>>> On Fri, Jan 03, 2014 at 10:51:26PM +0100, Marcin Mirosław wrote:
>> Hi all!
>>>> I'm new on "sheep-run";) I'm starting to try sheepdog so probably
>>>> I'm doing many things wrongly. I'm playing with sheepdog-0.7.6.
>>>> First problem (SIGABRT): I started multi sheep daemeon on
>>>> localhost: # for x in 0 1 2 3 4; do sheep -c local -j size=128M
>>>> -p 700$x /mnt/sheep/metadata/$x,/mnt/sheep/storage/$x; done
>>>> Next: # dog cluster info Cluster status: Waiting for cluster to
>>>> be formatted
>>>> # dog cluster format -c 2:1
>>> 0.7.6 doesn't support erasure code. Try latest master branch
>> Now I'm on 486ace8ccbb [master]. How I should check choosen redundancy?
>> # cat /mnt/test/vdi/list
>> Name Id Size Used Shared Creation time VDI id
>> Copies Tag
>> testowy 0 1.0 GB 0.0 MB 0.0 MB 2014-01-04 15:07 cac836 3
>> Here I can see 3 copies, can't see info about how many parity strips
>> is configured. Probably this isn't implemented yet?
> Not yet. But currently you can 'dog cluster info -s' to see the global policy
> scheme x:y (that you 'dog cluster format -c x:y').
> With erasure coding, 'copies' will have another meaning that the number of total
> data + parity objects. In your case, it is 2+1=3. But as you said, this is
> confusing, I think of adding a extra field to indicate redundancy scheme per vid.
> Well, for about issue, I can't reproduce it. Could you give me more envronment
> information such as 32 or 64 bits of your OS? what is your distro?
I'm using Gentoo 64bits, gcc version 4.7.3 (Gentoo Hardened 4.7.3-r1
p1.4, pie-0.5.5), kernel 3.10 with Gentoo patches.
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