Header Shadow Image


Archive for the 'NIX Posts' Category

RTNETLINK answers: Network is unreachable

Getting this? RTNETLINK answers: Network is unreachable Maybe the interface is down: ip link set eno1 up ip addr add 10.0.0.100 dev dno1 ip route add default via 10.0.0.1 dev dno1 Thx,

lun4194304 has a LUN larger than allowed by the host adapter

Getting this? Dec 25 09:56:14 mdskvm-p06 kernel: sd 0:0:0:0: lun4194304 has a LUN larger than allowed by the host adapter Dec 25 09:56:14 mdskvm-p06 kernel: scsi 0:3:0:0: lun4194304 has a LUN larger than allowed by the host adapter Fix it by adding the following and rebuilding the initramfs: [root@mdskvm-p06 ~]# cat /etc/modprobe.d/lpfc.conf options lpfc  lpfc_nodev_tmo=10 […]

ARP replies not forwarded to virtual interface / Destination Host Unreachable / received packet on bond0 with own address as source address

Getting this? Request timed out  Running tcpdump on the interface reveals no replies: # tcpdump -i one-19-0 -s 0 -n arp or icmp | grep -Ei "192.168.0.128|192.168.0.224" 11:59:08.551814 ARP, Request who-has 192.168.0.224 tell 192.168.0.128, length 46 11:59:09.553599 ARP, Request who-has 192.168.0.224 tell 192.168.0.128, length 28 11:59:09.553689 ARP, Request who-has 192.168.0.224 tell 192.168.0.128, length 46 When […]

connect: Network is unreachable

Getting this? [root@mdskvm-p01 yum.repos.d]# ping 8.8.8.8 connect: Network is unreachable [root@mdskvm-p01 yum.repos.d]# ip route add default via 192.168.0.1 Solve it by donig this:

Getting this adding hosts to XCP-ng? write EPROTO 140708195170112:error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol:../deps/openssl/openssl/ssl/s23_clnt.c:827:  

bash: /usr/local/bin/node: No such file or directory

Getting this? bash: /usr/local/bin/node: No such file or directory Fix with: [root@xoa-org01 bin]# node -v -bash: /usr/local/bin/node: No such file or directory [root@xoa-org01 bin]# . ~/.bash_profile [root@xoa-org01 bin]# node > .exit [root@xoa-org01 bin]# node -v v8.16.2 [root@xoa-org01 bin]# Thx, TK

XCP-ng: No SR specified and Pool default SR is null

If you're getting this error:   Oct 14 01:43:26 xcpng01 xapi: [error|xcpng01.nix.mds.xyz|3179 UNIX /var/lib/xcp/xapi|dispatch:SR.get_uuid D:3c84eaa48cb2|backtrace] SR.get_uuid D:855756122ab7 failed with exception Db_exn.DBCache_NotFound("missing row", "SR", "OpaqueRef:NULL")

XCP-ng: Adding Plugins: GlusterFS

To create a plugin entry for XCP-ng 8.0.1, follow the following procedure ( We will use the GlusterFS plugin for this example. ): Create the GlusterFS repo: [19:40 xcpng02 sm]# cat /etc/yum.repos.d/gluster63.repo [gluster63] name=Gluster 6.3 baseurl=http://mirror.centos.org/centos/7/storage/x86_64/gluster-6/ gpgcheck=0 enabled=1 [19:41 xcpng02 sm]#

Cryptsvc / Cryptographic Services: HTTPS Pages are slow to load.

HTTPS pages are slow to load.  If you have this issue, try the following: Visit Services -> Cryptsvc (Cryptographic Services) -> Properties -> Logon Tab -> Select Local System Account Cheers, TK

XCP-ng: Create local storage using LVM

Create local storage under XCP-ng as follows.  


     
  Copyright © 2003 - 2013 Tom Kacperski (microdevsys.com). All rights reserved.

Creative Commons License
This work is licensed under a Creative Commons Attribution 3.0 Unported License