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Posted to common-commits@hadoop.apache.org by su...@apache.org on 2019/06/12 13:57:39 UTC

[hadoop] branch branch-3.1 updated: Revert "YARN-9545. Create healthcheck REST endpoint for ATSv2. Contributed by Zoltan Siegl."

This is an automated email from the ASF dual-hosted git repository.

sunilg pushed a commit to branch branch-3.1
in repository https://gitbox.apache.org/repos/asf/hadoop.git


The following commit(s) were added to refs/heads/branch-3.1 by this push:
     new 1bb9e9a  Revert "YARN-9545. Create healthcheck REST endpoint for ATSv2. Contributed by Zoltan Siegl."
1bb9e9a is described below

commit 1bb9e9a4f29e074204c4116a004934d0de1ecd25
Author: Sunil G <su...@apache.org>
AuthorDate: Wed Jun 12 19:27:21 2019 +0530

    Revert "YARN-9545. Create healthcheck REST endpoint for ATSv2. Contributed by Zoltan Siegl."
    
    This reverts commit d65371c4e8bbb4ae655ccacda389cd37a18fab32.
---
 .../yarn/api/records/timeline/TimelineHealth.java  |  82 ----
 .../node_modules/.bin/apidoc                       |   1 -
 .../node_modules/.bin/markdown-it                  |   1 -
 .../node_modules/.bin/r.js                         |   1 -
 .../node_modules/.bin/r_js                         |   1 -
 .../node_modules/.bin/semver                       |   1 -
 .../node_modules/.bin/shjs                         |   1 -
 .../yarn.lock                                      | 422 ---------------------
 .../storage/HBaseTimelineReaderImpl.java           |  13 -
 .../reader/TimelineReaderManager.java              |  10 -
 .../reader/TimelineReaderWebServices.java          |  33 --
 .../storage/FileSystemTimelineReaderImpl.java      |  23 --
 .../timelineservice/storage/TimelineReader.java    |   8 -
 .../reader/TestTimelineReaderWebServices.java      |  19 -
 14 files changed, 616 deletions(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/timeline/TimelineHealth.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/timeline/TimelineHealth.java
deleted file mode 100644
index d592167..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/timeline/TimelineHealth.java
+++ /dev/null
@@ -1,82 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.yarn.api.records.timeline;
-
-
-import org.apache.hadoop.classification.InterfaceAudience;
-import org.apache.hadoop.classification.InterfaceStability;
-
-import javax.xml.bind.annotation.XmlAccessType;
-import javax.xml.bind.annotation.XmlAccessorType;
-import javax.xml.bind.annotation.XmlElement;
-import javax.xml.bind.annotation.XmlRootElement;
-
-/**
- * This class holds health information for ATS.
- */
-@XmlRootElement(name = "health")
-@XmlAccessorType(XmlAccessType.NONE)
-@InterfaceAudience.Public
-@InterfaceStability.Unstable
-public class TimelineHealth {
-
-  /**
-   * Timline health status.
-   *
-   * RUNNING - Service is up and running
-   * READER_CONNECTION_FAULURE - isConnectionAlive() of reader implementation
-   *    reported an error
-   */
-  public enum TimelineHealthStatus {
-    RUNNING,
-    READER_CONNECTION_FAILURE
-  }
-
-  private TimelineHealthStatus healthStatus;
-  private String diagnosticsInfo;
-
-  public TimelineHealth(TimelineHealthStatus healthy, String diagnosticsInfo) {
-    this.healthStatus = healthy;
-    this.diagnosticsInfo = diagnosticsInfo;
-  }
-
-  public TimelineHealth() {
-
-  }
-
-  @XmlElement(name = "healthStatus")
-  public TimelineHealthStatus getHealthStatus() {
-    return healthStatus;
-  }
-
-  @XmlElement(name = "diagnosticsInfo")
-  public String getDiagnosticsInfo() {
-    return diagnosticsInfo;
-  }
-
-
-  public void setHealthStatus(TimelineHealthStatus healthStatus) {
-    this.healthStatus = healthStatus;
-  }
-
-  public void setDiagnosticsInfo(String diagnosticsInfo) {
-    this.diagnosticsInfo = diagnosticsInfo;
-  }
-
-
-}
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/apidoc b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/apidoc
deleted file mode 120000
index a588095..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/apidoc
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/apidoc/bin/apidoc
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/markdown-it b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/markdown-it
deleted file mode 120000
index 1ce5019..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/markdown-it
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/markdown-it/bin/markdown-it.js
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r.js b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r.js
deleted file mode 120000
index d4c664a..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r.js
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/requirejs/bin/r.js
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r_js b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r_js
deleted file mode 120000
index d4c664a..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/r_js
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/requirejs/bin/r.js
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/semver b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/semver
deleted file mode 120000
index 2bb3fcb..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/semver
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/semver/bin/semver
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/shjs b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/shjs
deleted file mode 120000
index 2928a9d..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/node_modules/.bin/shjs
+++ /dev/null
@@ -1 +0,0 @@
-../../target/generated-sources/vendor/shelljs/bin/shjs
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/yarn.lock b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/yarn.lock
deleted file mode 100644
index 90d9132..0000000
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/yarn.lock
+++ /dev/null
@@ -1,422 +0,0 @@
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-# yarn lockfile v1
-
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-markdown-it@^8.3.1:
-  version "8.4.2"
-  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-8.4.2.tgz#386f98998dc15a37722aa7722084f4020bdd9b54"
-  dependencies:
-    argparse "^1.0.7"
-    entities "~1.1.1"
-    linkify-it "^2.0.0"
-    mdurl "^1.0.1"
-    uc.micro "^1.0.5"
-
-mdurl@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/mdurl/-/mdurl-1.0.1.tgz#fe85b2ec75a59037f2adfec100fd6c601761152e"
-
-minimatch@^3.0.4:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
-  dependencies:
-    brace-expansion "^1.1.7"
-
-ms@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
-
-once@^1.3.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
-  dependencies:
-    wrappy "1"
-
-one-time@0.0.4:
-  version "0.0.4"
-  resolved "https://registry.yarnpkg.com/one-time/-/one-time-0.0.4.tgz#f8cdf77884826fe4dff93e3a9cc37b1e4480742e"
-
-path-is-absolute@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
-
-process-nextick-args@~2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.0.tgz#a37d732f4271b4ab1ad070d35508e8290788ffaa"
-
-readable-stream@^2.3.6:
-  version "2.3.6"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
-  dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.3"
-    isarray "~1.0.0"
-    process-nextick-args "~2.0.0"
-    safe-buffer "~5.1.1"
-    string_decoder "~1.1.1"
-    util-deprecate "~1.0.1"
-
-readable-stream@^3.1.1:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.4.0.tgz#a51c26754658e0a3c21dbf59163bd45ba6f447fc"
-  dependencies:
-    inherits "^2.0.3"
-    string_decoder "^1.1.1"
-    util-deprecate "^1.0.1"
-
-requirejs@^2.1.0:
-  version "2.3.6"
-  resolved "https://registry.yarnpkg.com/requirejs/-/requirejs-2.3.6.tgz#e5093d9601c2829251258c0b9445d4d19fa9e7c9"
-
-roboto-fontface@0.10.0:
-  version "0.10.0"
-  resolved "https://registry.yarnpkg.com/roboto-fontface/-/roboto-fontface-0.10.0.tgz#7eee40cfa18b1f7e4e605eaf1a2740afb6fd71b0"
-
-safe-buffer@~5.1.0, safe-buffer@~5.1.1:
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
-
-"safer-buffer@>= 2.1.2 < 3":
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
-
-semver@~5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
-
-shelljs@^0.2.6:
-  version "0.2.6"
-  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.2.6.tgz#90492d72ffcc8159976baba62fb0f6884f0c3378"
-
-simple-swizzle@^0.2.2:
-  version "0.2.2"
-  resolved "https://registry.yarnpkg.com/simple-swizzle/-/simple-swizzle-0.2.2.tgz#a4da6b635ffcccca33f70d17cb92592de95e557a"
-  dependencies:
-    is-arrayish "^0.3.1"
-
-sprintf-js@~1.0.2:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
-
-stack-trace@0.0.x:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/stack-trace/-/stack-trace-0.0.10.tgz#547c70b347e8d32b4e108ea1a2a159e5fdde19c0"
-
-string_decoder@^1.1.1:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.2.0.tgz#fe86e738b19544afe70469243b2a1ee9240eae8d"
-  dependencies:
-    safe-buffer "~5.1.0"
-
-string_decoder@~1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
-  dependencies:
-    safe-buffer "~5.1.0"
-
-text-hex@1.0.x:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/text-hex/-/text-hex-1.0.0.tgz#69dc9c1b17446ee79a92bf5b884bb4b9127506f5"
-
-triple-beam@^1.2.0, triple-beam@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/triple-beam/-/triple-beam-1.3.0.tgz#a595214c7298db8339eeeee083e4d10bd8cb8dd9"
-
-uc.micro@^1.0.1, uc.micro@^1.0.5:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.6.tgz#9c411a802a409a91fc6cf74081baba34b24499ac"
-
-universalify@^0.1.0:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
-
-util-deprecate@^1.0.1, util-deprecate@~1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
-
-winston-transport@^4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/winston-transport/-/winston-transport-4.3.0.tgz#df68c0c202482c448d9b47313c07304c2d7c2c66"
-  dependencies:
-    readable-stream "^2.3.6"
-    triple-beam "^1.2.0"
-
-winston@^3.0.0:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/winston/-/winston-3.2.1.tgz#63061377976c73584028be2490a1846055f77f07"
-  dependencies:
-    async "^2.6.1"
-    diagnostics "^1.1.1"
-    is-stream "^1.1.0"
-    logform "^2.1.1"
-    one-time "0.0.4"
-    readable-stream "^3.1.1"
-    stack-trace "0.0.x"
-    triple-beam "^1.3.0"
-    winston-transport "^4.3.0"
-
-wrappy@1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/hadoop-yarn-server-timelineservice-hbase-client/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/HBaseTimelineReaderImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/hadoop-yarn-server-timelineservice-hbase-client/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/HBaseTimelineReaderImpl.java
index b83d60f..fadfd14 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/hadoop-yarn-server-timelineservice-hbase-client/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/HBaseTimelineReaderImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-hbase/hadoop-yarn-server-timelineservice-hbase-client/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/HBaseTimelineReaderImpl.java
@@ -29,7 +29,6 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
 import org.apache.hadoop.service.AbstractService;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntityType;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
@@ -159,18 +158,6 @@ public class HBaseTimelineReaderImpl
     return reader.readEntityTypes(hbaseConf, conn);
   }
 
-  @Override
-  public TimelineHealth getHealthStatus() {
-    if (!this.isHBaseDown()) {
-      return new TimelineHealth(TimelineHealth.TimelineHealthStatus.RUNNING,
-          "");
-    } else {
-      return new TimelineHealth(
-          TimelineHealth.TimelineHealthStatus.READER_CONNECTION_FAILURE,
-          "HBase connection is down");
-    }
-  }
-
   protected static final TimelineEntityFilters MONITOR_FILTERS =
       new TimelineEntityFilters.Builder().entityLimit(1L).build();
   protected static final TimelineDataToRetrieve DATA_TO_RETRIEVE =
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderManager.java
index 06da543..8c7c974 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderManager.java
@@ -26,7 +26,6 @@ import org.apache.hadoop.classification.InterfaceStability.Unstable;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.service.AbstractService;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.FlowActivityEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.FlowRunEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
@@ -220,13 +219,4 @@ public class TimelineReaderManager extends AbstractService {
     }
     return callerUGI != null && adminACLsManager.isAdmin(callerUGI);
   }
-
-  /**
-   * Check if reader connection is alive.
-   *
-   * @return boolean True if reader connection is alive, false otherwise.
-   */
-  public TimelineHealth getHealthStatus() {
-    return reader.getHealthStatus();
-  }
 }
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderWebServices.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderWebServices.java
index 97adebe..3a4ea2e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderWebServices.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderWebServices.java
@@ -48,7 +48,6 @@ import org.apache.hadoop.http.JettyUtils;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.util.Time;
 import org.apache.hadoop.yarn.api.records.timeline.TimelineAbout;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.FlowActivityEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntityType;
@@ -217,38 +216,6 @@ public class TimelineReaderWebServices {
   }
 
   /**
-   * Health check REST end point.
-   *
-   * @param req Servlet request.
-   * @param res Servlet response.
-   *
-   * @return A {@link Response} object with HTTP status 200 OK if the service
-   *         is running.
-   *         Otherwise, a {@link Response} object with HTTP status 500 is
-   *         returned.
-   */
-  @GET
-  @Path("/health")
-  @Produces(MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8)
-  public Response health(
-      @Context HttpServletRequest req,
-      @Context HttpServletResponse res
-  ) {
-    Response response;
-    TimelineHealth timelineHealth = this.getTimelineReaderManager().getHealthStatus();
-    if (timelineHealth.getHealthStatus()
-        .equals(TimelineHealth.TimelineHealthStatus.RUNNING)) {
-      response = Response.ok(timelineHealth).build();
-    } else {
-       LOG.info("Timeline services health check: timeline reader reported " +
-           "connection failure");
-       response = Response.serverError().entity(timelineHealth).build();
-    }
-
-    return response;
-  }
-
-  /**
    * Return a single entity for a given entity type and UID which is a delimited
    * string containing clusterid, userid, flow name, flowrun id and app id.
    *
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/FileSystemTimelineReaderImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/FileSystemTimelineReaderImpl.java
index cea70af..adb8821 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/FileSystemTimelineReaderImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/FileSystemTimelineReaderImpl.java
@@ -42,7 +42,6 @@ import org.apache.commons.csv.CSVParser;
 import org.apache.commons.csv.CSVRecord;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.service.AbstractService;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEvent;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineMetric;
@@ -430,26 +429,4 @@ public class FileSystemTimelineReaderImpl extends AbstractService
     }
     return result;
   }
-
-  @Override
-  public TimelineHealth getHealthStatus() {
-    try {
-      File file = new File(rootPath);
-      if (file.exists()) {
-        return new TimelineHealth(TimelineHealth.TimelineHealthStatus.RUNNING,
-            "");
-      } else {
-        return new TimelineHealth(
-          TimelineHealth.TimelineHealthStatus.READER_CONNECTION_FAILURE,
-            "Root path \"" + rootPath + "\" does not exist"
-          );
-      }
-    } catch (Exception e) {
-      return new TimelineHealth(
-          TimelineHealth.TimelineHealthStatus.READER_CONNECTION_FAILURE,
-          e.getMessage()
-          );
-    }
-
-  }
 }
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/TimelineReader.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/TimelineReader.java
index 4bcc6dc..16d623a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/TimelineReader.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/storage/TimelineReader.java
@@ -24,7 +24,6 @@ import java.util.Set;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceStability.Unstable;
 import org.apache.hadoop.service.Service;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
 import org.apache.hadoop.yarn.server.timelineservice.reader.TimelineDataToRetrieve;
 import org.apache.hadoop.yarn.server.timelineservice.reader.TimelineEntityFilters;
@@ -193,11 +192,4 @@ public interface TimelineReader extends Service {
    * storage.
    */
   Set<String> getEntityTypes(TimelineReaderContext context) throws IOException;
-
-  /**
-   * Check if reader connection is working properly.
-   *
-   * @return True if reader connection works as expected, false otherwise.
-   */
-  TimelineHealth getHealthStatus();
 }
\ No newline at end of file
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/reader/TestTimelineReaderWebServices.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/reader/TestTimelineReaderWebServices.java
index ef74716..03939ad 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/reader/TestTimelineReaderWebServices.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/test/java/org/apache/hadoop/yarn/server/timelineservice/reader/TestTimelineReaderWebServices.java
@@ -37,7 +37,6 @@ import org.apache.commons.io.FileUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.http.JettyUtils;
 import org.apache.hadoop.yarn.api.records.timeline.TimelineAbout;
-import org.apache.hadoop.yarn.api.records.timeline.TimelineHealth;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntity;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEntityType;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
@@ -778,22 +777,4 @@ public class TestTimelineReaderWebServices {
       client.destroy();
     }
   }
-
-  @Test
-  public void testHealthCheck() throws Exception {
-    Client client = createClient();
-    try {
-      URI uri = URI.create("http://localhost:" + serverPort + "/ws/v2/"
-      + "timeline/health");
-      ClientResponse resp = getResponse(client, uri);
-      TimelineHealth timelineHealth =
-          resp.getEntity(new GenericType<TimelineHealth>() {
-          });
-      assertEquals(200, resp.getStatus());
-      assertEquals(TimelineHealth.TimelineHealthStatus.RUNNING,
-          timelineHealth.getHealthStatus());
-    } finally {
-      client.destroy();
-    }
-  }
 }
\ No newline at end of file


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