Created
November 5, 2014 19:27
-
-
Save dpetzel/c48b2256dfce407adb15 to your computer and use it in GitHub Desktop.
consul_flapping
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Here is what I'm seeing in the logs: | |
``` | |
2014/11/05 14:20:49 [INFO] serf: EventMemberJoin: i-dbbe4bd7 10.152.64.88 | |
2014/11/05 14:21:00 [INFO] serf: EventMemberFailed: i-dbbe4bd7 10.152.64.88 | |
``` | |
And here is a tcpdump snippet (some internal info redacted): | |
``` | |
14:20:45.168346 IP ip-88.1024 > ip-177.8934: UDP, length 240 | |
14:20:48.968555 IP ip-88.1024 > ip-177.8934: UDP, length 53 | |
14:20:49.568379 IP ip-88.1024 > ip-177.8934: UDP, length 311 | |
14:20:49.768495 IP ip-88.1024 > ip-177.8934: UDP, length 339 | |
14:20:49.768650 IP ip-177.8934 > ip-88.1024: UDP, length 153 | |
14:20:51.168599 IP ip-88.1024 > ip-177.8934: UDP, length 189 | |
14:20:53.268708 IP ip-88.1024 > ip-177.8934: UDP, length 49 | |
14:20:54.488489 IP ip-177.8934 > ip-88.amberon: UDP, length 29 | |
14:20:55.568829 IP ip-88.1024 > ip-177.8934: UDP, length 189 | |
14:20:57.968585 IP ip-88.1024 > ip-177.8934: UDP, length 138 | |
14:21:00.768414 IP ip-88.1024 > ip-177.8934: UDP, length 29 | |
14:21:00.768547 IP ip-177.8934 > ip-88.1024: UDP, length 13 | |
14:21:03.368397 IP ip-88.1024 > ip-177.8934: UDP, length 138 | |
14:21:04.268765 IP ip-88.1024 > ip-177.8934: UDP, length 49 | |
14:21:06.369493 IP ip-88.1024 > ip-177.8934: UDP, length 138 | |
``` | |
There are UDP packets in both directions between the join event and failure event |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment