On Mon, Nov 14, 2022 at 1:00 AM Spoorthi K via discuss
<ovs-discuss@openvswitch.org> wrote:
>
> Thanks for the reply Numan!
>
> When I use the OVS submodule for OVN compilation, I don't have any issues.
> Also when I compile OVS with DPDK libraries configured as "shared", I don't
> see any issues.
>
> A question here: If I don't use DPDK with OVS for compiling and installing
> OVN, can I still use OVS with DPDK installed with this new OVN?
Yes. You definitely can.
Thanks
Numan
>
> Regards,
> Spoorthi
>
>
> On Mon, Nov 14, 2022 at 1:26 AM Numan Siddique <num...@ovn.org> wrote:
>>
>> On Sat, Nov 12, 2022 at 9:57 PM Spoorthi K via discuss
>> <ovs-discuss@openvswitch.org> wrote:
>> >
>> > Hi,
>> >
>> > I have installed OVN from source and tried to start northd and ended up
>> > with the following crash. Couldn't someone please point out what's going
>> > wrong here?
>> >
>> > [root@dell-r640-033 ovn]# ovn-ctl start_northd
>> > Starting ovsdb-nb [ OK ]
>> > EAL: RTE_MBUF_DYNFIELD tailq is already registered
>> > PANIC in tailqinitfn_mbuf_dynfield_tailq():
>> > Cannot initialize tailq: RTE_MBUF_DYNFIELD
>> > 6: [ovn-nbctl() [0x42129e]]
>> > 5: [/lib64/libc.so.6(__libc_start_main+0x78) [0x7f8f5f9a6d18]]
>> > 4: [ovn-nbctl() [0x6252cd]]
>> > 3: [ovn-nbctl() [0x418c01]]
>> > 2: [ovn-nbctl(__rte_panic+0xba) [0x419184]]
>> > 1: [ovn-nbctl(rte_dump_stack+0x1b) [0x60f1eb]]
>> > /usr/local/share/ovn/scripts/ovn-ctl: line 154: 582562 Aborted
>> > (core dumped) $(echo ovn-${db}ctl | tr _ -) --no-leader-only
>> > --db="unix:$sock" init
>> > Starting ovsdb-sb [ OK ]
>> > EAL: RTE_MBUF_DYNFIELD tailq is already registered
>> > PANIC in tailqinitfn_mbuf_dynfield_tailq():
>> > Cannot initialize tailq: RTE_MBUF_DYNFIELD
>> > 6: [ovn-sbctl() [0x4212de]]
>> > 5: [/lib64/libc.so.6(__libc_start_main+0x78) [0x7f0e383b2d18]]
>> > 4: [ovn-sbctl() [0x5f5e8d]]
>> > 3: [ovn-sbctl() [0x418c06]]
>> > 2: [ovn-sbctl(__rte_panic+0xba) [0x419189]]
>> > 1: [ovn-sbctl(rte_dump_stack+0x1b) [0x5dfdab]]
>> > /usr/local/share/ovn/scripts/ovn-ctl: line 154: 582588 Aborted
>> > (core dumped) $(echo ovn-${db}ctl | tr _ -) --no-leader-only
>> > --db="unix:$sock" init
>> > Starting ovn-northd EAL: RTE_MBUF_DYNFIELD tailq is already registered
>> > PANIC in tailqinitfn_mbuf_dynfield_tailq():
>> > Cannot initialize tailq: RTE_MBUF_DYNFIELD
>> > 6: [ovn-northd() [0x422a4e]]
>> > 5: [/lib64/libc.so.6(__libc_start_main+0x78) [0x7f44f6d65d18]]
>> > 4: [ovn-northd() [0x6451ed]]
>> > 3: [ovn-northd() [0x418da0]]
>> > 2: [ovn-northd(__rte_panic+0xba) [0x419323]]
>> > 1: [ovn-northd(rte_dump_stack+0x1b) [0x62f10b]]
>> > /usr/local/share/openvswitch/scripts/ovs-lib: line 602: 582595 Aborted
>> > (core dumped) "$@"
>> > [FAILED]
>> >
>> > Steps to reproduce:
>> > 1. Build and install DPDK v21.11.
>> > meson build
>> > cd build; ninja; ninja install; ldconfig
>> > 2. Build and install OVS with DPDK static libraries.
>> > ./boot.sh
>> > mkdir _gcc && cd _gcc
>> > ../configure --with-dpdk=static
>> > make -C _gcc && make -C _gcc install
>> >
>> > [root@dell-r640-033 dpdk]# ovs-vsctl get Open_vSwitch . dpdk_version
>> > "DPDK 21.11.0"
>> >
>> > [root@dell-r640-033 dpdk]# ovs-vswitchd --version
>> > ovs-vswitchd (Open vSwitch) 3.0.90
>> > DPDK 21.11.0
>> > 3. Build and install OVN with built OVS.
>> > ./boot.sh
>> > ./configure --with-ovs-source=/usr/local/src/ovs/
>> > --with-ovs-build=/usr/local/src/ovs/_gcc
>> > make; make install
>> > 4. Start ovn northd
>> > ovn-ctl start_northd
>> >
>> > I'm on the latest commit of OVN - 45f04d88ae8fa6217812abdaa623d66b05fc7b6a
>> >
>> > Please let me know if any more details are needed. I'm not sure what's
>> > missing here to get OVN working.
>> >
>>
>> I think the crash is because OVN is compiled with OVS and DPDK. There
>> is no need to configure OVS with dpdk for OVN compilation.
>>
>> Can you please try using the OVS submodule for OVN compilation ?
>>
>> i.e After cloning OVN
>>
>> cd <OVN_CLONED_DIR>
>> git submodule init ovs
>> git submodule update ovs
>> cd ovs
>> ./configure
>> make -j5
>> cd ..
>> ./configure
>> make -j5
>> make install
>>
>> If you don't specify "--with-ovs-source", ovs submodule path will be used.
>>
>> Please note that ovs submodule is used only for OVN compilation.
>>
>> Thanks
>> Numan
>>
>>
>> > Regards,
>> > Spoorthi
>> > _______________________________________________
>> > discuss mailing list
>> > disc...@openvswitch.org
>> > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
>>
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