[ceph-users] Ceph OSDs suddenly use public network for heardbeat_check

2023-05-17 Thread Lee, H. (Hurng-Chun)
Hi all, We are running the Nautilus cluster. Today due to UPS work, we shut down the whole cluster. After we start the cluster, many OSDs go down and they seem to start doing the heardbeat_check using the public network. For example, we see the following logs: --- 2023-05-16 19:35:29.254 7efcd

[ceph-users] Re: Ceph OSDs suddenly use public network for heardbeat_check

2023-05-17 Thread Lee, H. (Hurng-Chun)
On Wed, 2023-05-17 at 17:23 +, Marc wrote: > > > > > > In fact, when we start up the cluster, we don't have DNS available > > to > > resolve the IP addresses, and for a short while, all OSDs are > > located > > in a new host called "localhost.localdomain".  At that point, I > > fixed > > it b

[ceph-users] large difference between "STORED" and "USED" size of ceph df

2020-05-03 Thread Lee, H. (Hurng-Chun)
Hello, We use purely cephfs in out ceph cluster (version 14.2.7). The cephfs data is an EC pool (k=4, m=2) with hdd OSDs using bluestore. The default file layout (i.e. 4MB object size) is used. We see the following output of ceph df: --- RAW STORAGE: CLASS SIZEAVAIL USED

[ceph-users] YUM doesn't find older release version of nautilus

2020-07-02 Thread Lee, H. (Hurng-Chun)
Hi, We use the official Ceph RPM repository (http://download.ceph.com/rpm- nautilus/el7) for installing packages on the client nodes running CentOS7. But we noticed today that the repo only provides the latest version (2:14.2.10-0.el7) of nautilus so that we couldn't install an older (2:14.2.7-0

[ceph-users] Re: YUM doesn't find older release version of nautilus

2020-07-02 Thread Lee, H. (Hurng-Chun)
Hi, On Thu, 2020-07-02 at 16:15 +0200, Janne Johansson wrote: Den tors 2 juli 2020 kl 14:42 skrev Lee, H. (Hurng-Chun) mailto:h@donders.ru.nl>>: Hi, We use the official Ceph RPM repository (http://download.ceph.com/rpm- nautilus/el7<http://download.ceph.com/rpm-nautilus/el7>) fo

[ceph-users] Re: Problem with centos7 repository

2020-07-08 Thread Lee, H. (Hurng-Chun)
Hi Tadas, I also noticed the same issue few days ago. https://lists.ceph.io/hyperkitty/list/ceph-users@ceph.io/thread/GDUSELT7B3NY7NBU2XHZP6CRHE3OSD6A/ I have reported it to the developers via the ceph-devel IRC. I was told that it will be fixed on the coming Friday the earlist. Hong On Wed, 2