diff --git a/README.md b/README.md
index 93cd476..82228d7 100644
--- a/README.md
+++ b/README.md
@@ -141,12 +141,13 @@ prometheus.nodes.filter: "_all"
 
 #### Indices filter
 
-Prometheus exporter can be configured to filter indices statistics with indices starting with prefixes.
+Prometheus exporter can be configured to filter indices statistics from selected indices.
+To target all indices, use '' or * or _all
 Default value: `""`.
 
-For example to filter indices statistics with indices starting with prefixes such as logs, alarms:
+For example to filter indices statistics:
 ```
-prometheus.indices_filter: "logs-*,alarms*"
+prometheus.indices_filter: "log-*,*log,*log*,log*-test"
 ```
 
 ## Usage
diff --git a/build.gradle b/build.gradle
index 99a8bd2..481cca0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,39 +3,8 @@ import org.opensearch.gradle.test.RestIntegTestTask
 import java.util.regex.Matcher
 import java.util.regex.Pattern
 
-apply plugin: 'java'
-apply plugin: 'idea'
-apply plugin: 'opensearch.opensearchplugin'
-apply plugin: 'opensearch.yaml-rest-test'
-
-def pluginName = pluginName
-def pluginDescription = pluginDescription
-//def projectPath = 'org.opensearch'
-//def pathToPlugin = 'path.to.plugin'
-def pluginClassName = pluginClassname
-
-opensearchplugin {
-    name pluginName
-    description pluginDescription
-//    classname "${projectPath}.${pathToPlugin}.${pluginClassName}"
-    classname pluginClassName
-    licenseFile rootProject.file('LICENSE.txt')
-    noticeFile rootProject.file('NOTICE.txt')
-}
-
-// thirdparty audit needs can be enabled
-thirdPartyAudit.enabled = false
-
-// This requires an additional Jar not published as part of build-tools
-loggerUsageCheck.enabled = false
-
-// No need to validate pom, as we do not upload to maven/sonatype
-validateNebulaPom.enabled = false
-
 buildscript {
-
     ext {
-
         // Four {digit(s)} concatenated with a "." followed by -rc{digit(s)}
         // Examples: 1.0.0.1-rc2, 2.10.4.0-rc5
         // Group (3) refers to the last .{digit{(s)} pattern (this is what we want to remove for OpS version)
@@ -49,7 +18,6 @@ buildscript {
         String opensearch_version
         String plugin_version = version
 
-
         Matcher rc_matcher = RC_pattern.matcher(plugin_version)
         Matcher other_matcher = OTHER_pattern.matcher(plugin_version)
 
@@ -83,6 +51,36 @@ buildscript {
     }
 }
 
+apply plugin: 'java'
+apply plugin: 'idea'
+apply plugin: 'opensearch.opensearchplugin'
+apply plugin: 'opensearch.yaml-rest-test'
+//apply plugin: 'checkstyle'
+
+def pluginName = pluginName
+def pluginDescription = pluginDescription
+//def projectPath = 'org.opensearch'
+//def pathToPlugin = 'path.to.plugin'
+def pluginClassName = pluginClassname
+
+opensearchplugin {
+    name pluginName
+    description pluginDescription
+//    classname "${projectPath}.${pathToPlugin}.${pluginClassName}"
+    classname pluginClassName
+    licenseFile rootProject.file('LICENSE.txt')
+    noticeFile rootProject.file('NOTICE.txt')
+}
+
+// thirdparty audit needs can be enabled
+thirdPartyAudit.enabled = false
+
+// This requires an additional Jar not published as part of build-tools
+loggerUsageCheck.enabled = false
+
+// No need to validate pom, as we do not upload to maven/sonatype
+validateNebulaPom.enabled = false
+
 repositories {
     mavenLocal()
     maven { url "https://aws.oss.sonatype.org/content/repositories/releases" }
diff --git a/config/checkstyle/checkstyle.xml b/config/checkstyle/checkstyle.xml
new file mode 100644
index 0000000..188c119
--- /dev/null
+++ b/config/checkstyle/checkstyle.xml
@@ -0,0 +1,298 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Checkstyle-Addons - Additional Checkstyle checks
+    Copyright (c) 2015-2022, the Checkstyle Addons contributors
+
+    This program is free software: you can redistribute it and/or modify it under the
+    terms of the GNU General Public License, version 3, as published by the Free
+    Software Foundation.
+
+    This program is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+    PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along with this
+    program.  If not, see http://www.gnu.org/licenses/.
+ -->
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
+        "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+
+<module name="Checker">
+    <property name="severity" value="warning"/>
+    <property name="charset" value="UTF-8"/>
+
+    <module name="NewlineAtEndOfFile">
+        <property name="fileExtensions" value="csv,java,properties,txt,xml"/>
+    </module>
+    <module name="FileTabCharacter"/>
+    <module name="FileLength">
+        <property name="fileExtensions" value="java"/>
+        <property name="severity" value="info"/>
+        <property name="max" value="1500"/>
+    </module>
+    <module name="RegexpSingleline">
+        <property name="fileExtensions" value="java,properties,txt,xml"/>
+        <property name="severity" value="info"/>
+        <property name="format" value="\S\s{2}\s+$"/>
+        <property name="message" value="Line has trailing spaces."/>
+    </module>
+    <module name="JavadocPackage">
+        <property name="allowLegacy" value="false"/>
+    </module>
+<!--    <module name="Header">-->
+<!--        <property name="fileExtensions" value="java"/>-->
+<!--        <property name="headerFile" value="${workspace_loc}/config/java.header"/>-->
+<!--        <property name="ignoreLines" value="1"/>-->
+<!--    </module>-->
+<!--    <module name="Header">-->
+<!--        <property name="fileExtensions" value="xml"/>-->
+<!--        <property name="headerFile" value="${workspace_loc}/config/xml.header"/>-->
+<!--    </module>-->
+<!--    <module name="SuppressionFilter">-->
+<!--        <property name="file" value="${workspace_loc}/config/suppressions.xml"/>-->
+<!--    </module>-->
+    <module name="LineLength">
+        <property name="max" value="120"/>
+        <property name="tabWidth" value="4"/>
+    </module>
+
+    <module name="TreeWalker">
+        <property name="tabWidth" value="4"/>
+<!--        <module name="FileContentsHolder"/>-->
+
+        <!-- Naming Conventions -->
+        <module name="LocalVariableName">
+            <property name="format"
+                      value="(?:^[a-z&amp;&amp;[^lo]]$)|(?:^(?:(?:[a-z&amp;&amp;[^ipsm]][A-Z])|(?:[a-z][a-z0-9]))[a-zA-Z0-9]{0,30}$)"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Shorter than 33 characters, start with lowercase letter, not ''o'' or ''l'', no misleading prefixes. The regex: {1}"/>
+        </module>
+        <module name="LocalFinalVariableName">
+            <property name="format"
+                      value="(?:^[a-z&amp;&amp;[^lo]]$)|(?:^(?:(?:[a-z&amp;&amp;[^ipsm]][A-Z])|(?:[a-z][a-z0-9]))[a-zA-Z0-9]{0,30}$)"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Shorter than 33 characters, start with lowercase letter, not ''o'' or ''l'', no misleading prefixes. The regex: {1}"/>
+        </module>
+        <module name="StaticVariableName">
+            <property name="format" value="^s[A-Z][a-zA-Z0-9]{0,30}$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Shorter than 33 characters, prefix ''s'' required. The regex: {1}"/>
+        </module>
+        <module name="ParameterName">
+            <property name="format" value="^p[A-Z][a-zA-Z0-9]{0,30}$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Shorter than 33 characters, prefix ''p'' required. The regex: {1}"/>
+        </module>
+        <module name="MethodTypeParameterName">
+            <property name="format" value="^[A-Z][0-9]?$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Type parameters must be single uppercase letters, optionally followed by a single numeral. The regex: {1}"/>
+        </module>
+        <module name="ClassTypeParameterName">
+            <property name="format" value="^[A-Z][0-9]?$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Type parameters must be single uppercase letters, optionally followed by a single numeral. The regex: {1}"/>
+        </module>
+        <module name="TypeName">
+            <property name="id" value="TypeNameMain"/>
+<!--            <property name="severity" value="error"/>-->
+            <property name="format" value="^[A-Z][a-zA-Z0-9]{0,31}?(?:Exception)?$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Use upper camel case, not longer than 32 characters (41 for exceptions). The regex: {1}"/>
+        </module>
+        <module name="TypeName">
+            <property name="id" value="TypeNameTest"/>
+<!--            <property name="severity" value="error"/>-->
+            <property name="format" value="^[A-Z][a-zA-Z0-9]{0,31}?(?:Exception)?(?:Test)?$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Use upper camel case, not longer than 32 characters (+9 for exceptions, +4 for tests). The regex: {1}"/>
+        </module>
+        <module name="AbstractClassName">
+            <property name="format" value="^Abstract[A-Z].*$"/>
+        </module>
+        <module name="MemberName">
+            <property name="format"
+                      value="(?:^[a-z][a-z0-9][a-zA-Z0-9]{0,30}$)|(?:^[a-z&amp;&amp;[^lps]][A-Z][a-zA-Z0-9]{0,30}$)"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Length must be 2-32 characters, prefix must not be ''l'', ''p'', or ''s''. The regex: {1}"/>
+        </module>
+        <module name="PackageName">
+            <property name="format" value="^[a-z]+(?:\.[a-z][a-z0-9]*)*$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid package name. Use only lowercase a-z and digits, begin each fragment with a letter. The regex: {1}"/>
+        </module>
+        <module name="MethodName">
+            <property name="id" value="MethodNameMain"/>
+            <property name="format" value="^[a-z][a-zA-Z0-9]{0,31}$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Use lower camel case, not longer than 32 characters. The regex: {1}"/>
+        </module>
+        <module name="MethodName">
+            <property name="id" value="MethodNameTest"/>
+            <property name="format" value="^[a-z][a-zA-Z0-9]*(?:_[a-zA-Z0-9]+)*$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Use lower camel case. The regex: {1}"/>
+        </module>
+        <module name="ConstantName">
+            <property name="format" value="^(?=.{1,32}$)[A-Z][A-Z0-9]*(?:_[A-Z0-9]+)*$"/>
+            <message key="name.invalidPattern"
+                     value="''{0}'' is an invalid identifier. Use constant case, not longer than 32 characters. The regex: {1}"/>
+        </module>
+
+        <!-- Formatting -->
+        <module name="AnnotationUseStyle"/>
+        <module name="TypecastParenPad"/>
+        <module name="ParenPad"/>
+        <module name="EmptyForIteratorPad"/>
+        <module name="MethodParamPad"/>
+        <module name="GenericWhitespace"/>
+        <module name="NoWhitespaceBefore"/>
+        <module name="WhitespaceAfter"/>
+        <module name="ArrayTypeStyle"/>
+        <module name="WhitespaceAround"/>
+        <module name="ModifierOrder"/>
+        <module name="NoWhitespaceAfter"/>
+        <module name="NeedBraces"/>
+        <module name="LeftCurly">
+            <property name="option" value="nl"/>
+            <property name="tokens" value="CLASS_DEF,CTOR_DEF,INTERFACE_DEF,METHOD_DEF"/>
+        </module>
+        <module name="LeftCurly">
+            <property name="option" value="eol"/>
+            <property name="tokens" value="LITERAL_DO,LITERAL_ELSE,LITERAL_FINALLY,LITERAL_TRY"/>
+        </module>
+        <module name="RightCurly">
+            <property name="option" value="alone"/>
+        </module>
+        <module name="DeclarationOrder">
+            <property name="ignoreModifiers" value="true"/>
+        </module>
+<!--        <module name="LineLength">-->
+<!--            <property name="max" value="120"/>-->
+<!--            <property name="tabWidth" value="4"/>-->
+<!--        </module>-->
+
+        <!-- Documentation -->
+        <module name="JavadocType"/>
+        <module name="JavadocMethod">
+            <property name="scope" value="protected"/>
+<!--            <property name="allowUndeclaredRTE" value="true"/>-->
+<!--            <property name="allowThrowsTagsForSubclasses" value="true"/>-->
+<!--            <property name="allowMissingPropertyJavadoc" value="true"/>-->
+<!--            <property name="allowMissingJavadoc" value="true"/>-->
+        </module>
+        <module name="JavadocStyle">
+            <property name="checkEmptyJavadoc" value="true"/>
+            <property name="checkFirstSentence" value="false"/>
+            <property name="checkHtml" value="true"/>
+        </module>
+
+        <!-- Architectural Constraints -->
+        <module name="IllegalImport">
+            <property name="severity" value="error"/>
+            <property name="illegalPkgs" value="com.sun,sun"/>
+        </module>
+        <module name="IllegalType">
+            <property name="illegalClassNames" value="java.util.HashSet, java.util.HashMap, java.util.LinkedHashMap, java.util.LinkedHashSet, java.util.TreeSet, java.util.TreeMap,java.util.GregorianCalendar"/>
+<!--            <property name="format" value="^(?!x)x"/>-->
+        </module>
+        <module name="IllegalToken">
+            <property name="tokens" value="LITERAL_NATIVE"/>
+            <message key="illegal.token" value="Native code is not alllowed (token: ''{0}'')"/>
+        </module>
+        <module name="TodoComment">
+            <property name="format" value="(?i)CHECKSTYLE:O(?:FF|N)"/>
+            <message key="todo.match" value="Illegal checkstyle suppression comment has no effect"/>
+        </module>
+
+        <!-- Metrics -->
+        <module name="AnonInnerLength">
+            <property name="max" value="100"/>
+        </module>
+        <module name="BooleanExpressionComplexity">
+            <property name="max" value="5"/>
+        </module>
+        <module name="ExecutableStatementCount">
+            <property name="max" value="60"/>
+        </module>
+        <module name="NestedTryDepth">
+            <property name="max" value="2"/>
+        </module>
+        <module name="ParameterNumber">
+            <property name="tokens" value="METHOD_DEF"/>
+        </module>
+        <module name="ThrowsCount">
+            <property name="max" value="5"/>
+        </module>
+
+        <!-- Coding Problems -->
+        <module name="AvoidNestedBlocks">
+            <property name="allowInSwitchCase" value="true"/>
+        </module>
+        <module name="AvoidStarImport"/>
+        <module name="AvoidStaticImport"/>
+        <module name="CovariantEquals"/>
+        <module name="DefaultComesLast"/>
+        <module name="EmptyBlock">
+            <property name="option" value="text"/>
+        </module>
+        <module name="EmptyStatement"/>
+        <module name="EqualsAvoidNull"/>
+        <module name="EqualsHashCode"/>
+        <module name="FallThrough"/>
+        <module name="FinalClass"/>
+        <module name="FinalParameters"/>
+        <module name="HiddenField"/>
+        <module name="HideUtilityClassConstructor"/>
+        <module name="IllegalCatch">
+            <property name="illegalClassNames"
+                      value="java.lang.Error,java.lang.Throwable,java.lang.NullPointerException,java.lang.IllegalMonitorStateException"/>
+        </module>
+        <module name="IllegalThrows"/>
+        <module name="IllegalTokenText">
+            <property name="tokens" value="NUM_INT,NUM_LONG"/>
+            <property name="format" value="^0[^blx]"/>
+            <property name="ignoreCase" value="true"/>
+            <property name="message" value="Octal literals are not allowed."/>
+        </module>
+        <module name="InnerAssignment"/>
+        <module name="InterfaceIsType"/>
+        <module name="MagicNumber">
+            <property name="ignoreHashCodeMethod" value="true"/>
+            <property name="ignoreAnnotation" value="true"/>
+        </module>
+        <module name="MissingDeprecated"/>
+        <module name="MissingSwitchDefault"/>
+        <module name="MultipleVariableDeclarations"/>
+        <module name="MutableException"/>
+        <module name="NestedIfDepth">
+            <property name="max" value="5"/>
+        </module>
+        <module name="NoFinalizer">
+            <property name="severity" value="error"/>
+        </module>
+        <module name="OneStatementPerLine"/>
+        <module name="OperatorWrap"/>
+        <module name="OuterTypeNumber">
+            <property name="severity" value="error"/>
+        </module>
+        <module name="PackageAnnotation"/>
+        <module name="PackageDeclaration"/>
+        <module name="ParameterAssignment"/>
+        <module name="RedundantImport"/>
+        <module name="RedundantModifier">
+            <property name="tokens"
+                      value="METHOD_DEF, VARIABLE_DEF, ANNOTATION_FIELD_DEF, INTERFACE_DEF, CLASS_DEF, ENUM_DEF"/>
+        </module>
+        <module name="SimplifyBooleanExpression"/>
+        <module name="SimplifyBooleanReturn"/>
+        <module name="StringLiteralEquality"/>
+        <module name="SuperClone"/>
+        <module name="UnusedImports">
+            <property name="processJavadoc" value="true"/>
+        </module>
+        <module name="UpperEll"/>
+        <module name="VisibilityModifier"/>
+
+    </module>
+</module>
diff --git a/src/yamlRestTest/resources/rest-api-spec/test/50_10_nodes_filter.yml b/src/yamlRestTest/resources/rest-api-spec/test/50_10_nodes_filter.yml
index 84a58c4..2cbc82d 100644
--- a/src/yamlRestTest/resources/rest-api-spec/test/50_10_nodes_filter.yml
+++ b/src/yamlRestTest/resources/rest-api-spec/test/50_10_nodes_filter.yml
@@ -17,7 +17,6 @@
   - match: {defaults.prometheus.cluster.settings: "true"}
   - match: {defaults.prometheus.indices: "true"}
   - match: {defaults.prometheus.nodes.filter: "_local"}
-  - match: {defaults.prometheus.indices_filter: ""}
   - match: {defaults.prometheus.metric_name.prefix: "opensearch_"}
 
 
@@ -45,16 +44,6 @@
 
   - match: {persistent: {prometheus.nodes.filter: "_all"}}
 
-  # Change indices filter to "logs*"
-  - do:
-      cluster.put_settings:
-        body:
-          persistent:
-            prometheus.indices_filter: "logs*"
-        flat_settings: true
-
-  - match: {persistent: {prometheus.indices_filter: "logs*"}}
-
   # Verify in Prometheus metrics:
   - do:
       prometheus.metrics: {}
@@ -75,27 +64,3 @@
           persistent:
             prometheus.nodes.filter: null
         flat_settings: true
-
-  # Remove persistent settings
-  - do:
-      cluster.put_settings:
-        body:
-          persistent:
-            prometheus.indices_filter: null
-        flat_settings: true
-
-  # Remove persistent settings
-  - do:
-      cluster.put_settings:
-        body:
-          persistent:
-            prometheus.indices_filter: null
-        flat_settings: true
-
-  # Remove persistent settings
-  - do:
-      cluster.put_settings:
-        body:
-          persistent:
-            prometheus.indices_filter: null
-        flat_settings: true
diff --git a/src/yamlRestTest/resources/rest-api-spec/test/60_10_indices_filter.yml b/src/yamlRestTest/resources/rest-api-spec/test/60_10_indices_filter.yml
new file mode 100644
index 0000000..ce0e2d1
--- /dev/null
+++ b/src/yamlRestTest/resources/rest-api-spec/test/60_10_indices_filter.yml
@@ -0,0 +1,157 @@
+---
+"Indices filter":
+
+  # Make sure indices filter setting is in the default state
+  - do:
+      cluster.get_settings:
+        include_defaults: false
+
+  - match: {persistent: {}}
+  - match: {transient: {}}
+
+  - do:
+      cluster.get_settings:
+        include_defaults: true
+        filter_path: defaults.prometheus
+
+  - match: {defaults.prometheus.indices_filter: ""}
+
+   # Create 3 indices
+  - do:
+      index:
+        index:  log-a-test
+        id:     1
+        body:   { foo: bar }
+
+  - do:
+      index:
+        index:  log-b-test
+        id:     1
+        body:   { foo: bar }
+
+  - do:
+      index:
+        index:  log-c-test
+        id:     1
+        body:   { foo: bar }
+
+  # Should have metrics for all indices
+  - do:
+      prometheus.metrics: {}
+
+  - match:
+      $body: |
+        /.*
+        (opensearch_index_status\{
+            cluster="yamlRestTest",
+            index="(log-a-test|log-b-test|log-c-test)",
+        \} \s+ \d+\.\d+ \n?){3}
+        .*/
+
+  # Change indices filter to "log-a-*"
+  - do:
+      cluster.put_settings:
+        body:
+          persistent:
+            prometheus.indices_filter: "log-a-*"
+        flat_settings: true
+
+  - match: {persistent: {prometheus.indices_filter: "log-a-*"}}
+
+  # Should have metrics for index log-a-test only, no metrics for others
+  - do:
+      prometheus.metrics: {}
+
+  - match:
+      $body: |
+        /.*
+        opensearch_index_status\{
+            cluster="yamlRestTest",
+            index="(?=log-a-test)(?!(log-b-test|log-c-test))(.*)",
+        \} \s+ \d+\.\d+ \n?
+        .*/
+
+  # Change indices filter to "*b-*,log*c-test"
+  - do:
+      cluster.put_settings:
+        body:
+          persistent:
+            prometheus.indices_filter: "*b-*,log*c-test"
+        flat_settings: true
+
+  - match: {persistent: {prometheus.indices_filter: "*b-*,log*c-test"}}
+
+  # Should have metrics for indices log-b-test and log-c-test, no metrics for index log-a-test
+  - do:
+      prometheus.metrics: {}
+
+  - match:
+      $body: |
+        /.*
+        (opensearch_index_status\{
+            cluster="yamlRestTest",
+            index="(?=(log-b-test|log-c-test))(?!log-a-test)(.*)",
+        \} \s+ \d+\.\d+ \n?){2}
+        .*/
+
+  # Change indices filter to "*"
+  - do:
+      cluster.put_settings:
+        body:
+          persistent:
+            prometheus.indices_filter: "*"
+        flat_settings: true
+
+  - match: {persistent: {prometheus.indices_filter: "*"}}
+
+  # Should have metrics for all indices
+  - do:
+      prometheus.metrics: {}
+
+  - match:
+      $body: |
+        /.*
+        (opensearch_index_status\{
+            cluster="yamlRestTest",
+            index="(log-a-test|log-b-test|log-c-test)",
+        \} \s+ \d+\.\d+ \n?){3}
+        .*/
+
+  # Change indices filter to "_all"
+  - do:
+      cluster.put_settings:
+        body:
+          persistent:
+            prometheus.indices_filter: "_all"
+        flat_settings: true
+
+  - match: {persistent: {prometheus.indices_filter: "_all"}}
+
+  # Should have metrics for all indices
+  - do:
+      prometheus.metrics: {}
+
+  - match:
+      $body: |
+        /.*
+        (opensearch_index_status\{
+            cluster="yamlRestTest",
+            index="(log-a-test|log-b-test|log-c-test)",
+        \} \s+ \d+\.\d+ \n?){3}
+        .*/
+
+
+  # Unexpected input values
+  - do:
+      catch: request
+      cluster.put_settings:
+        body:
+          persistent:
+            prometheus.indices_filter: [ "", null, 10 ]
+        flat_settings: true
+
+  - match: {status: 500}
+  - match: {error.type: "settings_exception"}
+  - match: {error.reason: "Failed to load settings from [{\"prometheus.indices_filter\":[\"\",null,10]}]"}
+  - match: {error.caused_by.type: "illegal_state_exception"}
+  - match: {error.caused_by.reason: "only value lists are allowed in serialized settings"}