[FROG] [EVPN] ./configure options to create crash dump and debugging for EVPN

Felipe Arturo Polanco felipeapolanco at gmail.com
Tue Jul 17 15:23:31 EDT 2018


Hi,

The crash happened again but still nothing in the logs.

Jul 17 16:07:17 {HOST} zebra[601]: Del neighbor xx.xx.xx.xx intf br195(9)
-> L2-VNI 195
Jul 17 16:07:18 {HOST} systemd[1]: frr.service stop-sigterm timed out.
Killing.
Jul 17 16:07:18 {HOST} systemd[1]: Unit frr.service entered failed state.
Jul 17 16:07:18 {HOST} systemd[1]: frr.service failed.
Jul 17 16:07:23 {HOST} systemd[1]: frr.service holdoff time over,
scheduling restart.


# yum list installed | grep frr
frr-debuginfo.x86_64                5.0.1-2018070501.el7.centos    installed



On Sun, Jul 15, 2018 at 9:35 AM, Donald Sharp <sharpd at cumulusnetworks.com>
wrote:

> Felipe -
>
> Now recreate the crash we should have more information.  Additionally
> sending us the config and what you are doing will help with getting a fix
>
> Donald
>
> On Sun, Jul 15, 2018, 1:20 AM Felipe Arturo Polanco <
> felipeapolanco at gmail.com> wrote:
>
>> Hi,
>>
>> I have installed frr-debuginfo for Centos 7.
>>
>> How do I use it to see debug information?
>>
>> On Sat, Jul 14, 2018 at 7:50 PM, Donald Sharp <sharpd at cumulusnetworks.com
>> > wrote:
>>
>>> Felipe -
>>>
>>> We do not have enough information here to help.  I would recommend
>>> installing the debug symbols to help us see what has gone wrong.
>>>
>>> donald
>>>
>>> On Sat, Jul 14, 2018 at 7:21 PM, Felipe Arturo Polanco
>>> <felipeapolanco at gmail.com> wrote:
>>> > Hi,
>>> >
>>> > Could anyone please share the ./configure options to enable debugging
>>> > information as well as crash dump ?
>>> >
>>> > I have BGPd crashing in an EVPN environment with this as backtrace:
>>> >
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]:
>>> > /usr/lib/frr/libfrr.so.0(zlog_backtrace_sigsafe+0x32) [0x7f592688fb94]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]:
>>> > /usr/lib/frr/libfrr.so.0(zlog_signal+0x219) [0x7f59268900b1]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/libfrr.so.0(+
>>> 0x4a729)
>>> > [0x7f59268a0729]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a12e4]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a15ad]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x4a1660]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]:
>>> > /usr/lib/frr/bgpd(bgp_evpn_local_vni_add+0x133) [0x4a5163]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x446f2c]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/libfrr.so.0(+
>>> 0x5b572)
>>> > [0x7f59268b1572]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]:
>>> > /usr/lib/frr/libfrr.so.0(thread_call+0x46) [0x7f59268aa5d1]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]:
>>> > /usr/lib/frr/libfrr.so.0(frr_run+0x1ae) [0x7f592688eb93]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd(main+0x1f8)
>>> > [0x41cf74]
>>> > Jul 13 20:08:10 li1276-116 bgpd[14597]: /usr/lib/frr/bgpd() [0x41e826]
>>> > Jul 13 20:08:10 li1276-116 watchfrr[14612]: bgpd state -> down : read
>>> > returned EOF
>>> >
>>> > This is happening randomly and is hard to reproduce so I believe a
>>> crash
>>> > dump can help see where the problem is.
>>> >
>>> > Thanks,
>>> >
>>> > _______________________________________________
>>> > frog mailing list
>>> > frog at lists.frrouting.org
>>> > https://lists.frrouting.org/listinfo/frog
>>> >
>>>
>>
>>
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