[Fedora-xen] /sys/class/net/xenbr5/bridge: No such file or directory

Jon jonr at destar.net
Sun Apr 3 19:39:57 UTC 2011


I followed Pasi's setup at 
http://wiki.xensource.com/xenwiki/RHEL6Xen4Tutorial to configure and a 
SL6 box. This all worked great and I have a working system. When I look 
at my bridge with 'brctl show' I am seeing this as the output:

brctl show
bridge name    bridge id        STP enabled    interfaces
xenbr5        /sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
/sys/class/net/xenbr5/bridge: No such file or directory
8000.001125a5ce44    no        bond0.5



The files are in the system as 'ls -l' shows:

ls -l /sys/class/net/xenbr5/bridge/

total 0
-rw-r--r-- 1 root root 4096 Apr  3 11:23 ageing_time
-r--r--r-- 1 root root 4096 Apr  3 11:23 bridge_id
--w------- 1 root root 4096 Apr  3 11:29 flush
-rw-r--r-- 1 root root 4096 Apr  3 11:23 forward_delay
-r--r--r-- 1 root root 4096 Apr  3 11:23 gc_timer
-rw-r--r-- 1 root root 4096 Apr  3 11:29 group_addr
-rw-r--r-- 1 root root 4096 Apr  3 11:23 hello_time
-r--r--r-- 1 root root 4096 Apr  3 11:23 hello_timer
-rw-r--r-- 1 root root 4096 Apr  3 11:23 max_age
-rw-r--r-- 1 root root 4096 Apr  3 11:29 priority
-r--r--r-- 1 root root 4096 Apr  3 11:23 root_id
-r--r--r-- 1 root root 4096 Apr  3 11:23 root_path_cost
-r--r--r-- 1 root root 4096 Apr  3 11:23 root_port
-rw-r--r-- 1 root root 4096 Apr  3 11:23 stp_state
-r--r--r-- 1 root root 4096 Apr  3 11:23 tcn_timer
-r--r--r-- 1 root root 4096 Apr  3 11:23 topology_change
-r--r--r-- 1 root root 4096 Apr  3 11:23 topology_change_detected
-r--r--r-- 1 root root 4096 Apr  3 11:23 topology_change_timer


I am bonding my interface eth0 and eth1 and assinging the bridge to the 
bond, here are my ifcfg scripts:

# Intel Corporation 82546GB Gigabit Ethernet Controller
DEVICE=eth0
HWADDR=00:11:25:a5:ce:44
BOOTPROTO=none
ONBOOT=yes
MASTER=bond0
SLAVE=yes
ISALIAS=no
MTU=9000
NM_CONTROLLED=no


# Intel Corporation 82546GB Gigabit Ethernet Controller
DEVICE=eth1
HWADDR=00:11:25:a5:ce:45
BOOTPROTO=none
ONBOOT=yes
MASTER=bond0
SLAVE=yes
ISALIAS=no
MTU=9000
NM_CONTROLLED=no


DEVICE=bond0
BOOTPROTO=none
BONDING_OPTS="mode=1 miimon=100"
ONBOOT=yes
MTU=9000
NM_CONTROLLED=no


DEVICE=bond0.5
BOOTPROTO=none
ONBOOT=yes
VLAN=yes
BRIDGE=xenbr5
TYPE=Ethernet
MTU=9000
NM_CONTROLLED=no


DEVICE=xenbr5
BOOTPROTO=static
IPADDR=192.168.6.2
NETMASK=255.255.255.0
BROADCAST=192.168.6.255
ONBOOT=yes
TYPE=Bridge
MTU=9000
NM_CONTROLLED=no


I read through this post,  
http://permalink.gmane.org/gmane.comp.emulators.xen.devel/98821, and it 
never did give an answer to what may be causing this. Is this something 
that can be ignored?


Thanks for any help,

Jon


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