On Mon, Dec 9, 2019 at 8:17 AM Russell Bryant <rbry...@redhat.com> wrote: > > On Mon, Dec 9, 2019 at 3:01 AM Dumitru Ceara <dce...@redhat.com> wrote: > > > On Sun, Dec 8, 2019 at 5:12 AM Russell Bryant <russ...@ovn.org> wrote: > > > > > > This patch adds INFO level log messages for all dynamic address > > > assignments (MAC, IPv4, IPv6). While debugging some issues in > > > ovn-kubernetes, I found it would be helpful to see ovn-northd's view > > > of what addresses were assigned where and when from its perspective. > > > > > > > Hi Russsell, > > > > While I agree that having this information is really useful for > > debugging, the INFO logs are enabled by default. > > Should we consider rate limiting the logs you added? > > > > For example, looking at the WARN logs in northd, all of them are rate > > limited. > > > > We could ... it'd be a little bit extra tracking that would hopefully never > be needed. It'd be a bug if the same message was emitted more than once at > all. >
Since this code would not hit all the time when ovn_db_run is called, I think VLOG_INFO should not cause any log flooding. Acked-by: Numan Siddique <num...@ovn.org>. Thanks Numan > > > > Thanks, > > Dumitru > > > > > Signed-off-by: Russell Bryant <russ...@ovn.org> > > > --- > > > northd/ovn-northd.c | 9 +++++++++ > > > 1 file changed, 9 insertions(+) > > > > > > diff --git a/northd/ovn-northd.c b/northd/ovn-northd.c > > > index f0847d81e..33d3ff2ad 100644 > > > --- a/northd/ovn-northd.c > > > +++ b/northd/ovn-northd.c > > > @@ -1714,6 +1714,8 @@ update_dynamic_addresses(struct > > dynamic_address_update *update) > > > break; > > > case DYNAMIC: > > > ip4 = htonl(ipam_get_unused_ip(update->od)); > > > + VLOG_INFO("Assigned dynamic IPv4 address '"IP_FMT"' to port > > '%s'", > > > + IP_ARGS(ip4), update->op->nbsp->name); > > > } > > > > > > struct eth_addr mac; > > > @@ -1728,6 +1730,8 @@ update_dynamic_addresses(struct > > dynamic_address_update *update) > > > break; > > > case DYNAMIC: > > > eth_addr_from_uint64(ipam_get_unused_mac(ip4), &mac); > > > + VLOG_INFO("Assigned dynamic MAC address '"ETH_ADDR_FMT"' to > > port '%s'", > > > + ETH_ADDR_ARGS(mac), update->op->nbsp->name); > > > break; > > > } > > > > > > @@ -1745,6 +1749,11 @@ update_dynamic_addresses(struct > > dynamic_address_update *update) > > > break; > > > case DYNAMIC: > > > in6_generate_eui64(mac, &update->od->ipam_info.ipv6_prefix, > > &ip6); > > > + struct ds ip6_ds = DS_EMPTY_INITIALIZER; > > > + ipv6_format_addr(&ip6, &ip6_ds); > > > + VLOG_INFO("Assigned dynamic IPv6 address '%s' to port '%s'", > > > + ip6_ds.string, update->op->nbsp->name); > > > + ds_destroy(&ip6_ds); > > > break; > > > } > > > > > > -- > > > 2.23.0 > > > > > > _______________________________________________ > > > dev mailing list > > > d...@openvswitch.org > > > https://mail.openvswitch.org/mailman/listinfo/ovs-dev > > > > > > > > > -- > Russell Bryant > _______________________________________________ > dev mailing list > d...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev > _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev