Oh! that's a great reference. Are there docs for those over in Hadoop or Ozone?
On Mon, Jun 8, 2020 at 10:46 AM Wei-Chiu Chuang <weic...@apache.org> wrote: > Might be useful to look at the Hadoop Prometheus end point and Ozone > Prometheus end point as well. > > 1. HADOOP-16398 <https://issues.apache.org/jira/browse/HADOOP-16398> > > > 1. HDDS-919 <https://issues.apache.org/jira/browse/HDDS-919> > > > A known issue with the Hadoop Prometheus implementation is that it lacks > SPENGO support, so there is a problem integrating it with the Kerberized > environment. The solution is to whitelist the Prometheus end point so it > doesn't require SPNEGO. > > > On Sat, Jun 6, 2020 at 10:00 PM ckai2480 <ckai2...@gmail.com> wrote: > > > Hi, > > > > I am working on HBASE-20904 (Prometheus /metrics http endpoint for > > monitoring integration) and have created a patch ( > > https://github.com/apache/hbase/pull/1814). @busbey and @saintstack > > suggested some good changes which I have incorporated in my local > > branch and wanted to know other's suggestions on it before I commit to > > the remote. > > > > Prometheus > > 1. Prometheus is a monitoring software which uses HTTP to pull the > > metrics from the monitored processes. > > 2. The collected data can be used to anamoly detection, altering etc. > > > > Problem HBASE-20904 solves. > > 1. Implementing a servlet to expose these metrics. > > > > Currently I have implemented this as follows > > 1. Expose two end points > > /prometheus: > > exposes the metrics captured in native hbase metrics > > /prometheus-hadoop2: > > exposes the metrics captured using hadoop2 metrics. > > > > latter is planned to be removed once all the metric sources start > > using the native metrics API. > > > > **do the endpoints names look ok?** > > > > 2. Make the /jmx, /prometheus-hadoop2, /prometheus, /metrics servlets > > optional by providing a multivalued config key with the first two > > servlets as default (values will be classnames or aliases **which one > > do you think is good idea**). > > > > Out of curiosity.. Why the hadoop2 metrics still exists in HBase, I see > > HBASE-14282 is open and task issues linked are closed. Are there any > > unlinked issues here? > > > > Thanks, > > Madhusoodan > > > > >
