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Scylla JMX proxy
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Amnon Heiman f0d2df3d15 StorageProxy.java: Add view write metrics 
nodetool proxyhistograms command look for the view write metric.

While we do not report that metric yet, we still want the command to
succeed.

After this patch:
$ nodetool proxyhistograms
proxy histograms
Percentile       Read Latency      Write Latency      Range Latency   CAS Read Latency  CAS Write Latency View Write Latency
                     (micros)           (micros)           (micros)           (micros)           (micros)           (micros)
50%                    326.00             110.00             424.50               0.00               0.00               0.00
75%                   1253.00             193.25             877.75               0.00               0.00               0.00
95%                   2935.90            1007.25            5182.55               0.00               0.00               0.00
98%                   3100.00            1040.60            5492.00               0.00               0.00               0.00
99%                   3100.00            1058.00            5492.00               0.00               0.00               0.00
Min                     34.00               9.00              36.00               0.00               0.00               0.00
Max                   3100.00            1058.00            5492.00               0.00               0.00               0.00

See scylladb/scylla#4470

Signed-off-by: Amnon Heiman <amnon@scylladb.com>
Message-Id: <20190514063316.28040-1-amnon@scylladb.com>
2019-07-21 19:20:37 +03:00
dist dist/debian: run 'systemctl daemon-reload' automatically on package install/uninstall 2019-06-18 15:46:29 +03:00
reloc trigger build from parent maven to have the local repo properly set up 2019-07-08 10:54:04 +02:00
scripts dist: merge product name parameter on single place 2019-04-22 13:55:53 +03:00
scylla-apiclient make scylla-apiclient a separate module so the jar can be reused 2019-07-01 17:33:08 +02:00
scylla-jmx-parent make scylla-apiclient a separate module so the jar can be reused 2019-07-01 17:33:08 +02:00
src/main/java StorageProxy.java: Add view write metrics 2019-07-21 19:20:37 +03:00
dependency-reduced-pom.xml make scylla-apiclient a separate module so the jar can be reused 2019-07-01 17:33:08 +02:00
git-archive-all-license.txt dist: make ubuntu package as 'debian non-native package' 2015-11-25 19:43:38 +09:00
install-dependencies.sh reloc: add support relocatable package 2018-10-24 02:02:25 +00:00
LICENSE.AGPL Change license to AGPLv3 2015-09-22 13:33:24 +03:00
NOTICE Add a NOTICE file for the yammer library 2015-06-11 14:32:45 +03:00
pom.xml cleanup commented implicit steps in mvn 2019-07-08 10:04:24 +02:00
README.md fix README for building instructions 2019-07-08 11:02:45 +02:00
SCYLLA-VERSION-GEN dist: merge product name parameter on single place 2019-04-22 13:55:53 +03:00

README.md

Scylla JMX Server

Scylla JMX server implements the Apache Cassandra JMX interface for compatibility with tooling such as nodetool. The JMX server uses Scylla's REST API to communicate with a Scylla server.

Compiling

To compile JMX server, run:

$ mvn --file scylla-jmx-parent/pom.xml package

Running

To start the JMX server, run:

$ ./scripts/scylla-jmx

To get help on supported options:

$ ./scripts/scylla-jmx --help