Cool, thanks.
Regards,
James
On 12/7/16, 9:29 AM, "Somnath Roy" <Somnath.Roy@xxxxxxxxxxx> wrote:
No, as I said, we are in process of optimizing it further with multi kv_sync thread and once it is done , will send out the updated numbers.
Thanks & Regards
Somnath
-----Original Message-----
From: LIU, Fei [mailto:james.liu@xxxxxxxxxxxxxxx]
Sent: Tuesday, December 06, 2016 5:24 PM
To: Somnath Roy; Mark Nelson
Cc: ceph-devel
Subject: Re: Bluestore with ZS
Hi Somnath,
Great job. Do you have any latest performance data to share other than the one you sent two weeks ago?
Regards,
James
On 12/6/16, 11:56 PM, "Somnath Roy" <ceph-devel-owner@xxxxxxxxxxxxxxx on behalf of Somnath.Roy@xxxxxxxxxxx> wrote:
No Problem , take your time..Hopefully, by then we can give you stable multi_kv version.
-----Original Message-----
From: Mark Nelson [mailto:mnelson@xxxxxxxxxx]
Sent: Tuesday, December 06, 2016 7:54 AM
To: Somnath Roy
Cc: ceph-devel
Subject: Re: Bluestore with ZS
Excellent Somnath!
I will attempt to test this today, though I also am going to be looking at the new RBD erasure coding stuff so it might be a day or two.
Mark
On 12/06/2016 02:33 AM, Somnath Roy wrote:
> Mark,
> Please find the Bluestore + ZS integrated code synced with today's master in the following location.
>
> https://github.com/somnathr/ceph/tree/wip-bluestore-zs
>
> As discussed in the standup , this is with single kv_sync_thread.
> I am still cleaning up multi kv_sync_thread version and will send out a pull request for Sage to review hopefully by tomorrow.
>
> Here is the steps you need to follow to use this.
>
> 1. ./do_cmake.sh -DWITH_ZS=1
>
> 2. make and make install
>
> 3. In the ceph.conf , use the following option.
>
> enable experimental unrecoverable data corrupting features = bluestore
> zs rocksdb bluestore_sync_submit_transaction = false
> bluestore_kvbackend=zs
>
> With smaller volumes you will be seeing rocks outperforming ZS , but, for bigger volumes ZS is catching up fast.
> The code (shim layer and thus BlueStore) is no way optimally using ZS yet and we are in process of optimizing it further (with multi kv_sync, more batching etc. etc.).
> Will keep community posted on this.
>
> Thanks & Regards
> Somnath
>
>
>
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