Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-07 Thread Shyam
On 03/05/2016 05:26 AM, Pranith Kumar Karampuri wrote: That is the point. There is an illusion of choice between Data integrity and HA. But we are not *really* giving HA, are we? HA will be there only if second brick in the replica pair goes down. In your typical @Pranith, can you elaborate on

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-05 Thread Pranith Kumar Karampuri
On 03/04/2016 08:36 PM, Shyam wrote: On 03/04/2016 07:30 AM, Pranith Kumar Karampuri wrote: On 03/04/2016 05:47 PM, Bipin Kunal wrote: HI Pranith, Thanks for starting this mail thread. Looking from a user perspective most important is to get a "good copy" of data. I agree that people

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-05 Thread Pranith Kumar Karampuri
On 03/04/2016 09:10 PM, Jeff Darcy wrote: I like the default to be 'none'. Reason: If we have 'auto' as quorum for 2-way replication and first brick dies, there is no HA. If users are fine with it, it is better to use plain distribute volume "Availability" is a tricky word. Does it mean

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Jeff Darcy
> I like the default to be 'none'. Reason: If we have 'auto' as quorum for > 2-way replication and first brick dies, there is no HA. If users are > fine with it, it is better to use plain distribute volume "Availability" is a tricky word. Does it mean access to data now, or later despite

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Shyam
On 03/04/2016 07:30 AM, Pranith Kumar Karampuri wrote: On 03/04/2016 05:47 PM, Bipin Kunal wrote: HI Pranith, Thanks for starting this mail thread. Looking from a user perspective most important is to get a "good copy" of data. I agree that people use replication for HA but having stale

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Pranith Kumar Karampuri
On 03/04/2016 05:47 PM, Bipin Kunal wrote: HI Pranith, Thanks for starting this mail thread. Looking from a user perspective most important is to get a "good copy" of data. I agree that people use replication for HA but having stale data with HA will not have any value. So I will suggest to

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Bipin Kunal
HI Pranith, Thanks for starting this mail thread. Looking from a user perspective most important is to get a "good copy" of data. I agree that people use replication for HA but having stale data with HA will not have any value. So I will suggest to make auto quorum as default configuration even

Re: [Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Ravishankar N
On 03/04/2016 05:26 PM, Pranith Kumar Karampuri wrote: hi, So far default quorum for 2-way replication is 'none' (i.e. files/directories may go into split-brain) and for 3-way replication and arbiter based replication it is 'auto' (files/directories won't go into split-brain). There are

[Gluster-devel] Default quorum for 2 way replication

2016-03-04 Thread Pranith Kumar Karampuri
hi, So far default quorum for 2-way replication is 'none' (i.e. files/directories may go into split-brain) and for 3-way replication and arbiter based replication it is 'auto' (files/directories won't go into split-brain). There are requests to make default as 'auto' for 2-way