[OLSR-users] Assertion `metric_counter' failed
Andreas Tønnesen
(spam-protected)
Tue May 17 17:43:30 CEST 2005
well... that was a stupid question :) In your version olsrd crashes when
changing (IPv6)address so obviously they never get to the assert call.
Never mind.
- Andreas
Andreas Tønnesen wrote:
> One more thing - does the assertion only fail on nodes who have their
> address changed?
>
> - Andreas
>
> Andreas Tønnesen wrote:
>
>> Hi,
>>
>> The IPv6 address change crash is already fixed in CVS. But having the
>> debuglevel 3 output from the assertion(compiled with -DDEBUG) would
>> help tracing that the problem.
>>
>> - Andreas
>>
>> Robert Frank wrote:
>>
>>> Hi
>>>
>>> I am also getting the assertion failed error when the IPv6 address of
>>> the node changes. I have 10 nodes . I start the nodes with
>>> preconfigured global Ipv6 address and then change the IPv6 address on
>>> certain nodes (say 5 nodes). when updating the routing table...the
>>> assertion failed error happens.
>>>
>>> I tried replacing the olsr_delete_routes_from_kernel() in the
>>> process_routes.c with the simple link list traverse and delete
>>> (similar to the one use upto 0.4.8 olsr_delete_routes_from_kernel()).
>>> Then it works fine (assertion failed error doesnt happen).
>>>
>>> Also when the IPv6 address changes, the routing table is not formed
>>> properly. I analysing whats happening on when the IPv6 address
>>> changes and i will post a more detailed msg later. Hopefully some
>>> changes in the ifnet.c program will do
>>>
>>> - Rob
>>>
>>> */Andreas Tønnesen <(spam-protected)>/* wrote:
>>>
>>> Hi Philippe,
>>>
>>> Could you provide the output with debug level 3 from when the
>>> assertion
>>> fails?
>>>
>>> - Andreas
>>>
>>> Philippe Vanhaesendonck wrote:
>>> > Hi!
>>> >
>>> > We are running OLSR 0.4.9 on roughly 25 nodes in the Brussels
>>> area.
>>> >
>>> > On one node, olsrd aborts on a regular base with the following
>>> message:
>>> > olsrd: src/process_routes.c: 318: olsr_delete_routes_from_kernel:
>>> > Assertion `metric_counter' failed.
>>> >
>>> > Some facts:
>>> >
>>> > * I have not seen this on any other nodes (but we are only
>>> running
>>> > OLSR since a couple of days)
>>> > * The machine is an i386 BusyBox / uClibc base (Elan SC-400
>>> processor)
>>> > * It runs from a couple of minutes up to a couple of hours
>>> > * We are using NLQ -- all nodes share the same config file
>>> > * The routing is not stable -- that is it changes very fas t.
>>> When
>>> > you run olsr in debug mode (-d 1), it will scroll at high speed.
>>> > This is probably due to the quality of the links, but we have
>>> > substential number of changes in the routes)
>>> >
>>> > Hereunder the config file, a capture of the problem and a
>>> dot-draw of
>>> > the topology (the node having problem is bulles.bxl.rc)
>>> >
>>> > Any idea / suggestions?
>>> >
>>> > thank you in advance
>>> >
>>> > --
>>> > Phil
>>> >
>>> > ----------------------- Config file
>>> > DebugLevel 0
>>> > IpVersion 4
>>> > ClearScreen yes
>>> > Hna4
>>> > {
>>> > }
>>> > Hna6
>>> > {
>>> > }
>>> > AllowNoInt yes
>>> > IpcConnect
>>> > {
>>> > MaxConnections 1
>>> > Host 127.0.0.1
>>> > Net 192.168.1.0 255.255.255.0
>>> > Net 192.168.29.0 255.255.255.0
>>> > }
>>> > UseHysteresis no
>>> > LinkQualityLevel 2
>>> > LinkQualityWinSize 10
>>> > Pollrate 0.05
>>> > LoadPlugin "olsrd_httpinfo.so.0.1"
>>> > {
>>> > PlParam "port" "8080"
>>> > PlParam "Net" "10.0.0.0 255.0.0.0"
>>> > PlParam "Net" "192.168.1.0 255.255.255.0"
>>> > PlParam "Net" "192.168.29.0 255.255.255.0"
>>> > }
>>> > Interface "wlan0"
>>> > {
>>> > }
>>> >
>>> > ----------------------- Example of problem
>>> > # route
>>> > Kernel IP routing table
>>> > Destination Gateway Genmask Flags Metric Ref Use
>>> > Iface
>>> > 192.168.1.0 * 255.255.255.0 U 0 0 0 eth0
>>> > 10.0.0.0 * 255.0.0.0 U 0 0 0
>>> > wlan0
>>> > 127.0.0.0 * 255.0.0.0 U 0 0 0 lo
>>> > default gw.bulles-dsl 0.0.0.0 UG 0 0 0 eth0
>>> > # date; olsrd -d 0 -nofork ; date
>>> > Tue May 17 12:01:35 CES 2005
>>> >
>>> > *** olsr.org - 0.4.9 ***
>>> > Build date: Apr 15 2005
>>> > http://www.olsr.org
>>> >
>>> > Parsing file: "/etc/olsrd.conf"
>>> > Httpinfo olsrd plugin 0.1 by Andreas Tønnesen
>>> > (HTTPINFO) listening on port: 8080
>>> > olsrd: src/process_routes.c: 318: olsr_delete_routes_from_kernel:
>>> Assertion
>>> > `met ric_counter' failed.
>>> > Aborted
>>> > Tue May 17 12:20:16 CES 2005
>>> > # route
>>> > Kernel IP routing table
>>> > Destination Gateway Genmask Flags Metric Ref Use
>>> > Iface
>>> > 10.200.163.254 soekris.bulles. 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.6.50.38 soekris.bulles. 255.255.255.255 UGH 2 0 0
>>> > wlan0
>>> > 10.6.13.115 madou.bxl.rc 255.255.255.255 UGH 2 0 0
>>> > wlan0
>>> > 10.9.165.194 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.10.223.73 soekris.bulles. 255.255.255.255 UGH 2 0 0
>>> > wlan0
>>> > 10.11.11.12 soekris.bulles. 255.255.255.255 UGH 1 0 0
>>> > wlan0
>>> > 10.54.142.132 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.11.1.197 * 255.255.255.255 UH 3 0 0
>>> > wlan0
>>> > 10.8.8.217 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.54.142.133 * 255.255.255.255 UH 1 0 0
>>> > wlan0
>>> > 10.51.17 2.99 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.212.64.121 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.8.39.138 madou.bxl.rc 255.255.255.255 UGH 2 0 0
>>> > wlan0
>>> > 10.3.13.37 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.9.167.26 madou.bxl.rc 255.255.255.255 UGH 4 0 0
>>> > wlan0
>>> > 10.199.156.169 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.9.175.120 madou.bxl.rc 255.255.255.255 UGH 3 0 0
>>> > wlan0
>>> > 10.9.166.198 madou.bxl.rc 255.255.255.255 UGH 5 0 0
>>> > wlan0
>>> > 192.168.1.0 * 255.255.255.0 U 0 0 0 eth0
>>> > 10.0.0.0 * 255.0.0.0 U 0 0 0
>>> > wlan0
>>> > 127.0.0.0 * 255.0.0.0 U 0 0 0 lo
>>> > default gw.bulles-dsl 0.0.0.0 UG 0 0 0 eth0
>>> >
>>> >
>>> >
>>> >
>>> >
>>>
>>> ------------------------------------------------------------------------
>>> >
>>> >
>>> >
>>>
>>> ------------------------------------------------------------------------
>>> > *> _______________________________________________
>>> > olsr-users mailing list
>>> > (spam-protected)
>>> > https://www.olsr.org/mailman/listinfo/olsr-users
>>>
>>> -- Andreas Tønnesen
>>> http://www.olsr.org
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>
--
Andreas Tønnesen
http://www.olsr.org
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