Den ons 16 sep. 2020 kl 06:27 skrev Danni Setiawan <
danni.n.setia...@gmail.com>:
> Hi all,
>
> I'm trying to find performance penalty with OSD HDD when using WAL/DB in
> faster device (SSD/NVMe) vs WAL/DB in same device (HDD) for different
> workload (RBD, RGW with index bucket in SSD pool, and C
Hi David, Jan,
Terribly terribly sorry, I just noticed that the imaptest program used
this 'DON'T DELETE THIS MESSAGE -- FOLDER INTERNAL DATA' to test with,
which is 537 bytes. This explains at least why half the messages were so
small. So conclusion is that.
- either the hint is not corre
Yes, I agree that there are many knob for fine tuning Ceph performance.
The problem is we don't have data which workload that benefit most from
WAL/DB in SSD vs in same spinning drive and by how much. Does it really
help in a cluster that mostly for object storage/RGW? Or may be just
block stor
Hi David,
the morning's log is fine for now. The full log is preferred unless it's
too large. If that's the case then please take 2 lines prior to the
read failure. Just in case please also check whether additional
occurrences for "_verify_csum bad" are present before this snippet.
Once
Sounds similar to this one: https://tracker.ceph.com/issues/46847
If you have or can reconstruct the crush map from before adding the OSDs, you
might be able to discover everything with the temporary reversal of the crush
map method.
Not sure if there is another method, i never got a reply to m
This is the fifth backport release of the Ceph Octopus stable release
series. This release brings a range of fixes across all components. We
recommend that all Octopus users upgrade to this release.
Notable Changes
---
* CephFS: Automatic static subtree partitioning policies may now
Hi everyone,
We are in the process of migrating from docs.ceph.com to
ceph.readthedocs.io. We enabled it in
https://github.com/ceph/ceph/pull/34499 and will now be using it by
default.
Why?
- The search feature in ceph.readthedocs.io is much better than
docs.ceph.com and allows you to search mul
- In the future you will not be able to read the docs if you have an
adblocker(?)
-Original Message-
To: dev; ceph-users
Cc: Kefu Chai
Subject: [ceph-users] Migration to ceph.readthedocs.io underway
Hi everyone,
We are in the process of migrating from docs.ceph.com to
ceph.readth
I wonder if this new system allows me to choose Ceph versions. I see the
v:latest in the right bottom corner but it seems to be the only choice so
far.
On Wed, Sep 16, 2020 at 12:31 PM Marc Roos wrote:
>
>
> - In the future you will not be able to read the docs if you have an
> adblocker(?)
>
>
On Wed, Sep 16, 2020 at 10:51 AM Sasha Litvak
wrote:
>
> I wonder if this new system allows me to choose Ceph versions. I see the
> v:latest in the right bottom corner but it seems to be the only choice so far.
Not yet, but that's where we plan to incorporate other versions.
>
> On Wed, Sep 16
On Wed, Sep 16, 2020 at 11:08 AM Marc Roos wrote:
>
>
>
> - In the future you will not be able to read the docs if you have an
> adblocker(?)
not aware of anything of this sort
>
>
>
> -Original Message-
> To: dev; ceph-users
> Cc: Kefu Chai
> Subject: [ceph-users] Migration to ceph.read
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