Re: [Gluster-devel] Need help with bitrot

2016-02-26 Thread Ajil Abraham
mp;query_format=advanced&v1=easyfix > > > Regards, > Joe > > > - Original Message ----- > From: "Ajil Abraham" > To: "FNU Raghavendra Manjunath" > Cc: "Gluster Devel" > Sent: Thursday, February 25, 2016 8:58:35 PM > Subject: Re: [Gl

Re: [Gluster-devel] Need help with bitrot

2016-02-26 Thread Ajil Abraham
Thank you sir. I will read these documents. - Ajil On Thu, Feb 25, 2016 at 9:05 PM, FNU Raghavendra Manjunath < rab...@redhat.com> wrote: > As of now, signing happens only upon data modification. Metadata changes > and xattr changes does not trigger signing. > > For more information about glust

Re: [Gluster-devel] Need help with bitrot

2016-02-26 Thread Raghavendra Talur
p;product=GlusterFS&query_format=advanced&v1=easyfix > > > Regards, > Joe > > > - Original Message - > From: "Ajil Abraham" > To: "FNU Raghavendra Manjunath" > Cc: "Gluster Devel" > Sent: Thursday, February 25, 2016 8:5

Re: [Gluster-devel] Need help with bitrot

2016-02-25 Thread Joseph Fernandes
format=advanced&v1=easyfix Regards, Joe - Original Message - From: "Ajil Abraham" To: "FNU Raghavendra Manjunath" Cc: "Gluster Devel" Sent: Thursday, February 25, 2016 8:58:35 PM Subject: Re: [Gluster-devel] Need help with bitrot Thanks FNU Raghave

Re: [Gluster-devel] Need help with bitrot

2016-02-25 Thread Ajil Abraham
Thanks FNU Raghavendra. Does the signing happen only when the file data changes or even when extended attribute changes? I am also trying to understand the Gluster internal data structures. Are there any materials for the same? Similarly for the translators, the way they are stacked on client & s

Re: [Gluster-devel] Need help with bitrot

2016-02-25 Thread FNU Raghavendra Manjunath
As of now, signing happens only upon data modification. Metadata changes and xattr changes does not trigger signing. For more information about gluster and its internals, you can look here " https://gluster.readthedocs.org/en/latest/";. Regards, Raghavendra On Thu, Feb 25, 2016 at 10:28 AM, Ajil

Re: [Gluster-devel] Need help with bitrot

2016-02-24 Thread FNU Raghavendra Manjunath
Hi Ajil, Expiry policy tells the signer (Bit-rot Daemon) to wait for a specific period of time before signing a object. Whenever a object is modified, a notification is sent to the signer by brick process (bit-rot-stub xlator sitting in the I/O path) upon getting a release (i.e. when all the fds

[Gluster-devel] Need help with bitrot

2016-02-24 Thread Ajil Abraham
Hi, I am a student interested in GlusterFS. Trying to understand the design of GlusterFS. Came across the Bitrot design document in Google. There is a mention of expiry policy used to sign the files. I did not clearly understand what the expiry policy is. Can somebody please help? -Ajil ___