Thank you Matt, Etienne, and Frank for your great advice. I'm going to
set up a small test cluster to familiarize myself with the process
before making the change on my production environment. Thank you all
again, I really appreciate it!
Jason
On 2022-02-21 17:58, Jason Borden wrote:
Hi all,
I'm looking for some advice on reducing my ceph cluster in half. I
currently have 40 hosts and 160 osds on a cephadm managed pacific
cluster. The storage space is only 12% utilized. I want to reduce the
cluster to 20 hosts and 80 osds while keeping the cluster operational.
I'd prefer
Hi Robert!
Thanks for answering my question. I take it you're working a lot with Ceph
these days! On my pre-octopus clusters I did use LVM backed by partitions, but
I always kind of wondered if it was a good practice or not as it added an
additional layer and obscures the underlying disk topolo
Greetings,
I have a question regarding the use of cephadm and disk partitions. I have
noticed that the cephadm documentation mentions that a device cannot have
partitions to be considered "available" for use. In my situation I don't want
to use a device with partitions, but rather a partition i
I missed a line while pasting the previous message:
# ceph orchestrator set backend cephadm
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Ok, I've been digging around a bit with the code and made progress, but haven't
got it all working yet. Here's what I've done:
# yum install cephadm
# ln -s ../sbin/cephadm /usr/bin/cephadm #Needed to reference the correct path
# cephadm bootstrap --output-config /etc/ceph/ceph.conf --output-key
Thanks for the quick reply! I am using the cephadm package. I just wasn't aware
that of the user that was created as part of the package install. My
/etc/sudoers.d/cephadm seems to be incorrect. It gives root permission to
/usr/bin/cephadm, but cephadm is installed in /usr/sbin. That is easily f
We have been using ceph-deploy in our existing cluster running as a non root
user with sudo permissions. I've been working on getting an octopus cluster
working using cephadm. During bootstrap I ran into a
"execnet.gateway_bootstrap.HostNotFound" issue. It turns out that the problem
was caused