Ceph dmesg log "socket closed (con state OPEN)"

[yena]

Hello,
i have a lot of this log on my Ceph nodes:
------------------------------------------------------------
May 4 06:58:53 nodo4 kernel: [1154326.808175] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.809178] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.810221] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.811115] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.811720] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.812154] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.813182] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.815045] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.815579] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.816090] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.817059] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.817972] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.818878] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.819511] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.820455] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.821565] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.823288] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.823698] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.824301] libceph: osd6 10.10.10.4:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.827692] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.831653] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
May 4 06:58:53 nodo4 kernel: [1154326.835153] libceph: osd3 10.10.10.2:6800 socket closed (con state OPEN)
----------------------------------------------------------------------

Googoling seem a kernel's bug...

my pveversion:

proxmox-ve: 4.4-86 (running kernel: 4.4.49-1-pve)
pve-manager: 4.4-13 (running version: 4.4-13/7ea56165)
pve-kernel-4.4.35-1-pve: 4.4.35-77
pve-kernel-4.4.49-1-pve: 4.4.49-86
lvm2: 2.02.116-pve3
corosync-pve: 2.4.2-2~pve4+1
libqb0: 1.0.1-1
pve-cluster: 4.0-49
qemu-server: 4.0-110
pve-firmware: 1.1-11
libpve-common-perl: 4.0-94
libpve-access-control: 4.0-23
libpve-storage-perl: 4.0-76
pve-libspice-server1: 0.12.8-2
vncterm: 1.3-2
pve-docs: 4.4-4
pve-qemu-kvm: 2.7.1-4
pve-container: 1.0-97
pve-firewall: 2.0-33
pve-ha-manager: 1.0-40
ksm-control-daemon: 1.2-1
glusterfs-client: 3.5.2-2+deb8u3
lxc-pve: 2.0.7-4
lxcfs: 2.0.6-pve1
criu: 1.6.0-1
novnc-pve: 0.5-9
smartmontools: 6.5+svn4324-1~pve80
zfsutils: 0.6.5.9-pve15~bpo80
ceph: 10.2.7-1~bpo80+1
-----------------------------------------

Thanks!

 

[fireon]

Please update on latest version pve-kernel-4.4.59-1-pve. But we have also runnnig 4.4.49-1-pve and havend this logs. 3 Node Cephcluster.

pveversion -v 
proxmox-ve: 4.4-86 (running kernel: 4.4.49-1-pve) 
pve-manager: 4.4-13 (running version: 4.4-13/7ea56165) 
pve-kernel-4.4.35-2-pve: 4.4.35-79 
pve-kernel-4.4.19-1-pve: 4.4.19-66 
pve-kernel-4.4.49-1-pve: 4.4.49-86 
lvm2: 2.02.116-pve3 
corosync-pve: 2.4.2-2~pve4+1 
libqb0: 1.0.1-1 
pve-cluster: 4.0-49 
qemu-server: 4.0-110 
pve-firmware: 1.1-11 
libpve-common-perl: 4.0-94 
libpve-access-control: 4.0-23 
libpve-storage-perl: 4.0-76 
pve-libspice-server1: 0.12.8-2 
vncterm: 1.3-2 
pve-docs: 4.4-3 
pve-qemu-kvm: 2.7.1-4 
pve-container: 1.0-93 
pve-firewall: 2.0-33 
pve-ha-manager: 1.0-40 
ksm-control-daemon: 1.2-1 
glusterfs-client: 3.5.2-2+deb8u3 
lxc-pve: 2.0.7-4 
lxcfs: 2.0.6-pve1 
criu: 1.6.0-1 
novnc-pve: 0.5-9 
smartmontools: 6.5+svn4324-1~pve80 
zfsutils: 0.6.5.8-pve14~bpo80 
ceph: 10.2.6-1~bpo80+1