[Gluster-devel] Geo-rep start after snapshot restore makes the geo-rep faulty
sacharya at redhat.com
Tue Sep 24 05:39:00 UTC 2019
Thanks for the update. I will get back to you in case of any queries.
On Tue, Sep 24, 2019 at 8:20 AM Aravinda Vishwanathapura Krishna Murthy <
avishwan at redhat.com> wrote:
> Hi Shwetha,
> Good to see this bug is picked up.
> You are right, and the fix should be to remove the path from HTIME file.
> RFE is already available here
> There is one more RFE about optimizing Changelogs storage. Currently, all
> changelogs are stored in a single directory, so this needs to be changed.
> This affects the above RFE, instead of storing a complete changelog path in
> HTIME file store with the prefix used in this RFE.
> These two RFE's to be worked together.
> One major issue with format change is to handle the upgrades. Workaround
> script to be used to upgrade existing HTIME file and new directory
> structure of Changelog files.
> Let me know if you have any questions.
> On Mon, Sep 23, 2019 at 4:14 PM Shwetha Acharya <sacharya at redhat.com>
>> Hi All,
>> I am planning to work on this
>> <https://bugzilla.redhat.com/show_bug.cgi?id=1238699> bugzilla issue.
>> Here, when we restore the snapshots, and start the geo-replication
>> session, we see that the geo-replication goes faulty. It is mainly because,
>> the brick path of original session and the session after snapshot restore
>> will be different. There is a proposed work around for this issue,
>> according to which we replace the old brick path with new brick path inside
>> the index file HTIME.xxxxxxxxxx, which basically solves the issue.
>> I have some doubts regarding the same.
>> We are going with the work around from a long time. Are there any
>> limitations stopping us from implementing solution for this, which I am
>> currently unaware of?
>> Is it important to have paths inside index file? Can we eliminate the
>> paths inside them?
>> Is there any concerns from snapshot side?
>> Are there any other general concerns regarding the same?
> Aravinda VK
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