Re: [ceph-users] determine the size

2013-04-13 Thread Waed Bataineh
John, Things seem more clear now, thank you. Dont know if it's already reveal, or i can ask, I got the fact that it depend on the object name in the first place to determine which pg will refer to and then which osd. what i know that by getting the object name Ceph retrieve let's say a value and

Re: [ceph-users] determine the size

2013-04-12 Thread John Wilkins
Waed, I've seen you returning to this line of questioning several times, and I assume the reason is that you are still trying to understand the reasons for computing object locations rather than having them statically defined. Ceph calculates object placement and distributes data randomly. This ha

Re: [ceph-users] determine the size

2013-04-10 Thread Waed Bataineh
On Wednesday, April 10, 2013, Gregory Farnum wrote: > On Wednesday, April 10, 2013 at 2:53 AM, Waed Bataineh wrote: >> Hello, >> >> I have several question i'll be appreciated if i got answers for them: >> >> 1. does the osd have a fixed size or it compatible with the machine >> i'm working with.

Re: [ceph-users] determine the size

2013-04-10 Thread Gregory Farnum
On Wednesday, April 10, 2013 at 2:53 AM, Waed Bataineh wrote: > Hello, > > I have several question i'll be appreciated if i got answers for them: > > 1. does the osd have a fixed size or it compatible with the machine > i'm working with. You can weight OSDs to account for different capacities or

[ceph-users] determine the size

2013-04-10 Thread Waed Bataineh
Hello, I have several question i'll be appreciated if i got answers for them: 1. does the osd have a fixed size or it compatible with the machine i'm working with. if the next case is true what is the equation? 2. i can list the whole objects that in a certain pool, but can we determine the obje