Hi Punit,

it is ok since ovirt-engine is using loopback for its purposes, e.g. postgress 
databas access. Try to check netstat -putna | grep 127.0.0 to see how many 
things are attached to it.

If you are interested in checking what is going on a bit more have a look @ 
this great how-to 
http://www.slashroot.in/find-network-traffic-and-bandwidth-usage-process-linux 
<http://www.slashroot.in/find-network-traffic-and-bandwidth-usage-process-linux>


HTH 

Martin Pavlik

RHEV QE

> On 26 Jan 2015, at 02:24, Punit Dambiwal <hypu...@gmail.com> wrote:
> 
> Hi,
> 
> I have noticed that the loop back interface has huge network packets sent and 
> received...is it common or need to some tweaks.... 
> 
> 1. Ovirt 3.5.1
> 2. Before ovirt engine installation...loop back address doesn't has that huge 
> amount of packets sent/receive....
> 3. After Ovirt engine install it's keep increasing.....and in just 48 hours 
> it reach to 35 GB...
> 
> [root@ccr01 ~]# ifconfig
> eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>         inet 43.252.x.x  netmask 255.255.255.0  broadcast 43.252.x.x
>         ether 60:eb:69:82:0b:4c  txqueuelen 1000  (Ethernet)
>         RX packets 6605350  bytes 6551029484 (6.1 GiB)
>         RX errors 0  dropped 120622  overruns 0  frame 0
>         TX packets 2155524  bytes 431348174 (411.3 MiB)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>         device memory 0xdf6e0000-df700000
> 
> eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>         inet 10.10.0.2  netmask 255.255.255.0  broadcast 10.10.0.255
>         ether 60:eb:69:82:0b:4d  txqueuelen 1000  (Ethernet)
>         RX packets 788160  bytes 133915292 (127.7 MiB)
>         RX errors 0  dropped 0  overruns 0  frame 0
>         TX packets 546352  bytes 131672255 (125.5 MiB)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
>         device memory 0xdf660000-df680000
> 
> lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
>         inet 127.0.0.1  netmask 255.0.0.0
>         loop  txqueuelen 0  (Local Loopback)
>         RX packets 84747311  bytes 40376482560 (37.6 GiB)
>         RX errors 0  dropped 0  overruns 0  frame 0
>         TX packets 84747311  bytes 40376482560 (37.6 GiB)
>         TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
> 
> [root@ccr01 ~]# w
>  09:23:07 up 2 days, 11:43,  1 user,  load average: 0.27, 0.30, 0.31
> USER     TTY        LOGIN@   IDLE   JCPU   PCPU WHAT
> root     pts/0     09:16    3.00s  0.01s  0.00s w
> [root@ccr01 ~]#
> 
> Thanks,
> Punit
> _______________________________________________
> Users mailing list
> Users@ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users

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