[LITMUS^RT] HELP:NFS+KVM Tutorial

Sanjib Das cnt.sanjib at googlemail.com
Mon Jan 20 01:07:02 CET 2014


Dear Concern,

Can any one give me some suggestion about file sharing. Cause I am
following the link https://wiki.litmus-rt.org/litmus/LiblitmusViaNFS but
still not succeeded.

I am trying to do this with the following command 'qemu-system-x86_64
-enable-kvm -cpu host -smp 2 -hda
/home/sdas/images/ubuntu.backing.qcow2.img -m 1024 -name "ubuntu-qemu-cjk"
-nographic -kernel "/home/sdas/litmus/litmus-rt/arch/x86_64/boot/bzImage"
-append "console=ttyS0,115200 root=/dev/hda1" -gdb tcp::12345 -net nic -net
user,hostfwd=::2222-:22'

And as a result eth0 in side the guest is configured automatically

>From guest to host  'ping 10.0.2.2' is working
"root at ubuntu-qemu:~# ping 10.0.2.2
PING 10.0.2.2 (10.0.2.2) 56(84) bytes of data.
64 bytes from 10.0.2.2: icmp_req=1 ttl=255 time=2.28 ms
64 bytes from 10.0.2.2: icmp_req=2 ttl=255 time=0.515 ms
^C
--- 10.0.2.2 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1001ms
rtt min/avg/max/mdev = 0.515/1.398/2.281/0.883 ms
root at ubuntu-qemu:~#
"
But Host to guest 'ping 10.0.2.15' not working

"sdas at debian:~$ ping 10.0.2.15
PING 10.0.2.15 (10.0.2.15) 56(84) bytes of data.
^C
--- 10.0.2.15 ping statistics ---
2 packets transmitted, 0 received, 100% packet loss, time 1006ms

sdas at debian:~$
"

ip route guest :
root at ubuntu-qemu:~# ip route
default via 10.0.2.2 dev eth0  metric 100
10.0.2.0/24 dev eth0  proto kernel  scope link  src 10.0.2.15
root at ubuntu-qemu:~#


ip route host:

sdas at debian:~$ ip route
default via 192.168.0.1 dev eth0
169.254.0.0/16 dev eth0  scope link  metric 1000
192.168.0.0/24 dev eth0  proto kernel  scope link  src 192.168.0.101
sdas at debian:~$

my host is debian 7 wheezy.

Any quick suggestion/ alternate tutorial / link/  will very helpful.
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