| ---++ GET api/instance/triage/:entity-type/:entity-name |
| * <a href="#Description">Description</a> |
| * <a href="#Parameters">Parameters</a> |
| * <a href="#Results">Results</a> |
| * <a href="#Examples">Examples</a> |
| |
| ---++ Description |
| Given a feed/process instance this command traces it's ancestors to find what all ancestors have failed. It's useful if |
| lot of instances are failing in a pipeline as it then finds out the root cause of the pipeline being stuck. |
| |
| |
| ---++ Parameters |
| * :entity-type type of entity(feed/process). |
| * :entity-name name of the feed/process. |
| * :start instance time of the entity instance. |
| * :colo <optional param> name of the colo on which you want to triage |
| * doAs <optional query param> allows the current user to impersonate the user passed in doAs when interacting with the Falcon system. |
| |
| ---++ Results |
| It returns a json graph |
| |
| ---++ Examples |
| ---+++ Rest Call |
| <verbatim> |
| GET http://localhost:15000/api/instance/triage/feed/my-feed?start=2015-03-02T00:00Z&colo=local&doAs=joe |
| </verbatim> |
| ---+++ Result |
| <verbatim> |
| { |
| "vertices": ["(FEED) my-feed (2015-03-02T00:00Z) [Unavailable]", "(PROCESS) producer-process (2015-03-01T10:00Z) [TIMEDOUT]", "(FEED) input-feed-for-producer (2015-03-01T00:00Z) [Available]"], |
| "edges": |
| [ |
| { |
| "from" : "(PROCESS) producer-process (2015-03-01T10:00Z) [TIMEDOUT]", |
| "to" : "(FEED) my-feed (2015-03-02T00:00Z) [Unavailable]", |
| "label" : "produces" |
| }, |
| { |
| "from" : "(FEED) input-feed-for-producer (2015-03-01T00:00Z) [Available]", |
| "to" : "(PROCESS) producer-process (2015-03-01T10:00Z) [TIMEDOUT]", |
| "label" : "consumed by" |
| } |
| ] |
| } |
| </verbatim> |
