Re: [ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-16 Thread kas
huang jun wrote: : do you have osd's crush location changed after reboot? I am not sure which reboot do you mean, but to sum up what I wrote in previous messages i this thread, it probably went as follows: - reboot of the OSD server - the server goes up with wrong hostname "localhost" - n

Re: [ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-15 Thread huang jun
do you have osd's crush location changed after reboot? kas 于2019年5月15日周三 下午10:39写道: > > kas wrote: > : Marc, > : > : Marc Roos wrote: > : : Are you sure your osd's are up and reachable? (run ceph osd tree on > : : another node) > : > : They are up, because all three mons see them as u

Re: [ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-15 Thread kas
kas wrote: : Marc, : : Marc Roos wrote: : : Are you sure your osd's are up and reachable? (run ceph osd tree on : : another node) : : They are up, because all three mons see them as up. : However, ceph osd tree provided the hint (thanks!): The OSD host went back : with hostname "loca

Re: [ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-15 Thread kas
295 -Yenya : From: Jan Kasprzak [mailto:k...@fi.muni.cz] : Sent: woensdag 15 mei 2019 14:46 : To: ceph-us...@ceph.com : Subject: [ceph-users] Huge rebalance after rebooting OSD host (Mimic) : : Hello, Ceph users, : : I wanted to install the recent kernel update on my OSD hosts with CentOS

Re: [ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-15 Thread Marc Roos
Are you sure your osd's are up and reachable? (run ceph osd tree on another node) -Original Message- From: Jan Kasprzak [mailto:k...@fi.muni.cz] Sent: woensdag 15 mei 2019 14:46 To: ceph-us...@ceph.com Subject: [ceph-users] Huge rebalance after rebooting OSD host (

[ceph-users] Huge rebalance after rebooting OSD host (Mimic)

2019-05-15 Thread Jan Kasprzak
Hello, Ceph users, I wanted to install the recent kernel update on my OSD hosts with CentOS 7, Ceph 13.2.5 Mimic. So I set a noout flag and ran "yum -y update" on the first OSD host. This host has 8 bluestore OSDs with data on HDDs and database on LVs of two SSDs (each SSD has 4 LVs for OS