[Transform] fixing naming in HLRC and _cat to match API content (#54300) (#54408)

Fixing the naming of the HLRC values to match the ToXContent field names (i.e. the field names returned from an API call).

Also fixes the names in the _cat API as well.

closes #53946

client/rest-high-level/src/main/java/org/elasticsearch/client/core/IndexerJobStats.java

@@ -24,7 +24,6 @@ import org.elasticsearch.common.ParseField;
 import java.util.Objects;
 
 public abstract class IndexerJobStats {
-    public static final String NAME = "data_frame_indexer_transform_stats";
     public static ParseField NUM_PAGES = new ParseField("pages_processed");
     public static ParseField NUM_INPUT_DOCUMENTS = new ParseField("documents_processed");
     public static ParseField NUM_OUTPUT_DOCUMENTS = new ParseField("documents_indexed");

client/rest-high-level/src/main/java/org/elasticsearch/client/transform/transforms/TransformIndexerStats.java

@@ -19,7 +19,6 @@
 
 package org.elasticsearch.client.transform.transforms;
 
-import org.elasticsearch.client.core.IndexerJobStats;
 import org.elasticsearch.common.ParseField;
 import org.elasticsearch.common.xcontent.ConstructingObjectParser;
 import org.elasticsearch.common.xcontent.XContentParser;
@@ -29,11 +28,24 @@ import java.util.Objects;
 
 import static org.elasticsearch.common.xcontent.ConstructingObjectParser.optionalConstructorArg;
 
-public class TransformIndexerStats extends IndexerJobStats {
+public class TransformIndexerStats {
+    public static final String NAME = "transform_indexer_stats";
 
     static ParseField EXPONENTIAL_AVG_CHECKPOINT_DURATION_MS = new ParseField("exponential_avg_checkpoint_duration_ms");
     static ParseField EXPONENTIAL_AVG_DOCUMENTS_INDEXED = new ParseField("exponential_avg_documents_indexed");
     static ParseField EXPONENTIAL_AVG_DOCUMENTS_PROCESSED = new ParseField("exponential_avg_documents_processed");
+    static ParseField PAGES_PROCESSED = new ParseField("pages_processed");
+    static ParseField DOCUMENTS_PROCESSED = new ParseField("documents_processed");
+    static ParseField DOCUMENTS_INDEXED = new ParseField("documents_indexed");
+    static ParseField TRIGGER_COUNT = new ParseField("trigger_count");
+    static ParseField INDEX_TIME_IN_MS = new ParseField("index_time_in_ms");
+    static ParseField SEARCH_TIME_IN_MS = new ParseField("search_time_in_ms");
+    static ParseField PROCESSING_TIME_IN_MS = new ParseField("processing_time_in_ms");
+    static ParseField INDEX_TOTAL = new ParseField("index_total");
+    static ParseField SEARCH_TOTAL = new ParseField("search_total");
+    static ParseField PROCESSING_TOTAL = new ParseField("processing_total");
+    static ParseField SEARCH_FAILURES = new ParseField("search_failures");
+    static ParseField INDEX_FAILURES = new ParseField("index_failures");
 
     public static final ConstructingObjectParser<TransformIndexerStats, Void> LENIENT_PARSER = new ConstructingObjectParser<>(
         NAME,
@@ -58,10 +70,10 @@ public class TransformIndexerStats extends IndexerJobStats {
     );
 
     static {
-        LENIENT_PARSER.declareLong(optionalConstructorArg(), NUM_PAGES);
+        LENIENT_PARSER.declareLong(optionalConstructorArg(), PAGES_PROCESSED);
-        LENIENT_PARSER.declareLong(optionalConstructorArg(), NUM_INPUT_DOCUMENTS);
+        LENIENT_PARSER.declareLong(optionalConstructorArg(), DOCUMENTS_PROCESSED);
-        LENIENT_PARSER.declareLong(optionalConstructorArg(), NUM_OUTPUT_DOCUMENTS);
+        LENIENT_PARSER.declareLong(optionalConstructorArg(), DOCUMENTS_INDEXED);
-        LENIENT_PARSER.declareLong(optionalConstructorArg(), NUM_INVOCATIONS);
+        LENIENT_PARSER.declareLong(optionalConstructorArg(), TRIGGER_COUNT);
         LENIENT_PARSER.declareLong(optionalConstructorArg(), INDEX_TIME_IN_MS);
         LENIENT_PARSER.declareLong(optionalConstructorArg(), SEARCH_TIME_IN_MS);
         LENIENT_PARSER.declareLong(optionalConstructorArg(), PROCESSING_TIME_IN_MS);
@@ -82,12 +94,24 @@ public class TransformIndexerStats extends IndexerJobStats {
     private final double expAvgCheckpointDurationMs;
     private final double expAvgDocumentsIndexed;
     private final double expAvgDocumentsProcessed;
+    private final long pagesProcessed;
+    private final long documentsProcessed;
+    private final long documentsIndexed;
+    private final long triggerCount;
+    private final long indexTime;
+    private final long indexTotal;
+    private final long searchTime;
+    private final long searchTotal;
+    private final long processingTime;
+    private final long processingTotal;
+    private final long indexFailures;
+    private final long searchFailures;
 
     public TransformIndexerStats(
-        long numPages,
+        long pagesProcessed,
-        long numInputDocuments,
+        long documentsProcessed,
-        long numOuputDocuments,
+        long documentsIndexed,
-        long numInvocations,
+        long triggerCount,
         long indexTime,
         long searchTime,
         long processingTime,
@@ -100,20 +124,18 @@ public class TransformIndexerStats extends IndexerJobStats {
         double expAvgDocumentsIndexed,
         double expAvgDocumentsProcessed
     ) {
-        super(
+        this.pagesProcessed = pagesProcessed;
-            numPages,
+        this.documentsProcessed = documentsProcessed;
-            numInputDocuments,
+        this.documentsIndexed = documentsIndexed;
-            numOuputDocuments,
+        this.triggerCount = triggerCount;
-            numInvocations,
+        this.indexTime = indexTime;
-            indexTime,
+        this.indexTotal = indexTotal;
-            searchTime,
+        this.searchTime = searchTime;
-            processingTime,
+        this.searchTotal = searchTotal;
-            indexTotal,
+        this.processingTime = processingTime;
-            searchTotal,
+        this.processingTotal = processingTotal;
-            processingTotal,
+        this.indexFailures = indexFailures;
-            indexFailures,
+        this.searchFailures = searchFailures;
-            searchFailures
-        );
         this.expAvgCheckpointDurationMs = expAvgCheckpointDurationMs;
         this.expAvgDocumentsIndexed = expAvgDocumentsIndexed;
         this.expAvgDocumentsProcessed = expAvgDocumentsProcessed;
@@ -131,6 +153,127 @@ public class TransformIndexerStats extends IndexerJobStats {
         return expAvgDocumentsProcessed;
     }
 
+    /**
+     * The number of pages read from the input indices
+     */
+    public long getPagesProcessed() {
+        return pagesProcessed;
+    }
+
+    /**
+     * The number of documents read from the input indices
+     */
+    public long getDocumentsProcessed() {
+        return documentsProcessed;
+    }
+
+    /**
+     * Number of times that the job woke up to write documents
+     */
+    public long getTriggerCount() {
+        return triggerCount;
+    }
+
+    /**
+     * Number of documents written
+     */
+    public long getDocumentsIndexed() {
+        return documentsIndexed;
+    }
+
+    /**
+     * The number of pages read from the input indices
+     * Deprecated, use {@link TransformIndexerStats#getPagesProcessed()} instead
+     */
+    @Deprecated
+    public long getNumPages() {
+        return getPagesProcessed();
+    }
+
+    /**
+     * The number of documents read from the input indices
+     * Deprecated, use {@link TransformIndexerStats#getDocumentsProcessed()} instead
+     */
+    @Deprecated
+    public long getNumDocuments() {
+        return getDocumentsProcessed();
+    }
+
+    /**
+     * Number of times that the job woke up to write documents
+     * Deprecated, use {@link TransformIndexerStats#getTriggerCount()} instead
+     */
+    @Deprecated
+    public long getNumInvocations() {
+        return getTriggerCount();
+    }
+
+    /**
+     * Number of documents written
+     * Deprecated, use {@link TransformIndexerStats#getDocumentsIndexed()} instead
+     */
+    @Deprecated
+    public long getOutputDocuments() {
+        return getDocumentsIndexed();
+    }
+
+    /**
+     * Number of index failures that have occurred
+     */
+    public long getIndexFailures() {
+        return indexFailures;
+    }
+
+    /**
+     * Number of failures that have occurred
+     */
+    public long getSearchFailures() {
+        return searchFailures;
+    }
+
+    /**
+     * Returns the time spent indexing (cumulative) in milliseconds
+     */
+    public long getIndexTime() {
+        return indexTime;
+    }
+
+    /**
+     * Returns the time spent searching (cumulative) in milliseconds
+     */
+    public long getSearchTime() {
+        return searchTime;
+    }
+
+    /**
+     * Returns the time spent processing (cumulative) in milliseconds
+     */
+    public long getProcessingTime() {
+        return processingTime;
+    }
+
+    /**
+     * Returns the total number of indexing requests that have been processed
+     * (Note: this is not the number of _documents_ that have been indexed)
+     */
+    public long getIndexTotal() {
+        return indexTotal;
+    }
+
+    /**
+     * Returns the total number of search requests that have been made
+     */
+    public long getSearchTotal() {
+        return searchTotal;
+    }
+
+    /**
+     * Returns the total number of processing runs that have been made
+     */
+    public long getProcessingTotal() {
+        return processingTotal;
+    }
+
     @Override
     public boolean equals(Object other) {
         if (this == other) {
@@ -143,10 +286,10 @@ public class TransformIndexerStats extends IndexerJobStats {
 
         TransformIndexerStats that = (TransformIndexerStats) other;
 
-        return Objects.equals(this.numPages, that.numPages)
+        return Objects.equals(this.pagesProcessed, that.pagesProcessed)
-            && Objects.equals(this.numInputDocuments, that.numInputDocuments)
+            && Objects.equals(this.documentsProcessed, that.documentsProcessed)
-            && Objects.equals(this.numOuputDocuments, that.numOuputDocuments)
+            && Objects.equals(this.documentsIndexed, that.documentsIndexed)
-            && Objects.equals(this.numInvocations, that.numInvocations)
+            && Objects.equals(this.triggerCount, that.triggerCount)
             && Objects.equals(this.indexTime, that.indexTime)
             && Objects.equals(this.searchTime, that.searchTime)
             && Objects.equals(this.processingTime, that.processingTime)
@@ -163,10 +306,10 @@ public class TransformIndexerStats extends IndexerJobStats {
     @Override
     public int hashCode() {
         return Objects.hash(
-            numPages,
+            pagesProcessed,
-            numInputDocuments,
+            documentsProcessed,
-            numOuputDocuments,
+            documentsIndexed,
-            numInvocations,
+            triggerCount,
             indexTime,
             searchTime,
             processingTime,

client/rest-high-level/src/test/java/org/elasticsearch/client/transform/transforms/TransformIndexerStatsTests.java

@@ -19,7 +19,6 @@
 
 package org.elasticsearch.client.transform.transforms;
 
-import org.elasticsearch.client.core.IndexerJobStats;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.test.ESTestCase;
 
@@ -61,18 +60,18 @@ public class TransformIndexerStatsTests extends ESTestCase {
     public static void toXContent(TransformIndexerStats stats, XContentBuilder builder) throws IOException {
         builder.startObject();
         if (randomBoolean()) {
-            builder.field(IndexerJobStats.NUM_PAGES.getPreferredName(), stats.getNumPages());
+            builder.field(TransformIndexerStats.PAGES_PROCESSED.getPreferredName(), stats.getPagesProcessed());
-            builder.field(IndexerJobStats.NUM_INPUT_DOCUMENTS.getPreferredName(), stats.getNumDocuments());
+            builder.field(TransformIndexerStats.DOCUMENTS_PROCESSED.getPreferredName(), stats.getDocumentsProcessed());
-            builder.field(IndexerJobStats.NUM_OUTPUT_DOCUMENTS.getPreferredName(), stats.getOutputDocuments());
+            builder.field(TransformIndexerStats.DOCUMENTS_INDEXED.getPreferredName(), stats.getDocumentsIndexed());
-            builder.field(IndexerJobStats.NUM_INVOCATIONS.getPreferredName(), stats.getNumInvocations());
+            builder.field(TransformIndexerStats.TRIGGER_COUNT.getPreferredName(), stats.getTriggerCount());
-            builder.field(IndexerJobStats.INDEX_TIME_IN_MS.getPreferredName(), stats.getIndexTime());
+            builder.field(TransformIndexerStats.INDEX_TIME_IN_MS.getPreferredName(), stats.getIndexTime());
-            builder.field(IndexerJobStats.INDEX_TOTAL.getPreferredName(), stats.getIndexTotal());
+            builder.field(TransformIndexerStats.INDEX_TOTAL.getPreferredName(), stats.getIndexTotal());
-            builder.field(IndexerJobStats.INDEX_FAILURES.getPreferredName(), stats.getIndexFailures());
+            builder.field(TransformIndexerStats.INDEX_FAILURES.getPreferredName(), stats.getIndexFailures());
-            builder.field(IndexerJobStats.SEARCH_TIME_IN_MS.getPreferredName(), stats.getSearchTime());
+            builder.field(TransformIndexerStats.SEARCH_TIME_IN_MS.getPreferredName(), stats.getSearchTime());
-            builder.field(IndexerJobStats.SEARCH_TOTAL.getPreferredName(), stats.getSearchTotal());
+            builder.field(TransformIndexerStats.SEARCH_TOTAL.getPreferredName(), stats.getSearchTotal());
-            builder.field(IndexerJobStats.PROCESSING_TIME_IN_MS.getPreferredName(), stats.getProcessingTime());
+            builder.field(TransformIndexerStats.PROCESSING_TIME_IN_MS.getPreferredName(), stats.getProcessingTime());
-            builder.field(IndexerJobStats.PROCESSING_TOTAL.getPreferredName(), stats.getProcessingTotal());
+            builder.field(TransformIndexerStats.PROCESSING_TOTAL.getPreferredName(), stats.getProcessingTotal());
-            builder.field(IndexerJobStats.SEARCH_FAILURES.getPreferredName(), stats.getSearchFailures());
+            builder.field(TransformIndexerStats.SEARCH_FAILURES.getPreferredName(), stats.getSearchFailures());
             builder.field(
                 TransformIndexerStats.EXPONENTIAL_AVG_CHECKPOINT_DURATION_MS.getPreferredName(),
                 stats.getExpAvgCheckpointDurationMs()
@@ -84,18 +83,18 @@ public class TransformIndexerStatsTests extends ESTestCase {
             );
         } else {
             // a toXContent version which leaves out field with value 0 (simulating the case that an older version misses a field)
-            xContentFieldIfNotZero(builder, IndexerJobStats.NUM_PAGES.getPreferredName(), stats.getNumPages());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.PAGES_PROCESSED.getPreferredName(), stats.getPagesProcessed());
-            xContentFieldIfNotZero(builder, IndexerJobStats.NUM_INPUT_DOCUMENTS.getPreferredName(), stats.getNumDocuments());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.DOCUMENTS_PROCESSED.getPreferredName(), stats.getDocumentsProcessed());
-            xContentFieldIfNotZero(builder, IndexerJobStats.NUM_OUTPUT_DOCUMENTS.getPreferredName(), stats.getOutputDocuments());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.DOCUMENTS_INDEXED.getPreferredName(), stats.getDocumentsIndexed());
-            xContentFieldIfNotZero(builder, IndexerJobStats.NUM_INVOCATIONS.getPreferredName(), stats.getNumInvocations());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.TRIGGER_COUNT.getPreferredName(), stats.getTriggerCount());
-            xContentFieldIfNotZero(builder, IndexerJobStats.INDEX_TIME_IN_MS.getPreferredName(), stats.getIndexTime());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.INDEX_TIME_IN_MS.getPreferredName(), stats.getIndexTime());
-            xContentFieldIfNotZero(builder, IndexerJobStats.INDEX_TOTAL.getPreferredName(), stats.getIndexTotal());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.INDEX_TOTAL.getPreferredName(), stats.getIndexTotal());
-            xContentFieldIfNotZero(builder, IndexerJobStats.INDEX_FAILURES.getPreferredName(), stats.getIndexFailures());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.INDEX_FAILURES.getPreferredName(), stats.getIndexFailures());
-            xContentFieldIfNotZero(builder, IndexerJobStats.SEARCH_TIME_IN_MS.getPreferredName(), stats.getSearchTime());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.SEARCH_TIME_IN_MS.getPreferredName(), stats.getSearchTime());
-            xContentFieldIfNotZero(builder, IndexerJobStats.SEARCH_TOTAL.getPreferredName(), stats.getSearchTotal());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.SEARCH_TOTAL.getPreferredName(), stats.getSearchTotal());
-            xContentFieldIfNotZero(builder, IndexerJobStats.PROCESSING_TIME_IN_MS.getPreferredName(), stats.getProcessingTime());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.PROCESSING_TIME_IN_MS.getPreferredName(), stats.getProcessingTime());
-            xContentFieldIfNotZero(builder, IndexerJobStats.PROCESSING_TOTAL.getPreferredName(), stats.getProcessingTotal());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.PROCESSING_TOTAL.getPreferredName(), stats.getProcessingTotal());
-            xContentFieldIfNotZero(builder, IndexerJobStats.SEARCH_FAILURES.getPreferredName(), stats.getSearchFailures());
+            xContentFieldIfNotZero(builder, TransformIndexerStats.SEARCH_FAILURES.getPreferredName(), stats.getSearchFailures());
             xContentFieldIfNotZero(
                 builder,
                 TransformIndexerStats.EXPONENTIAL_AVG_CHECKPOINT_DURATION_MS.getPreferredName(),

client/rest-high-level/src/test/java/org/elasticsearch/client/transform/transforms/hlrc/TransformStatsTests.java

@@ -153,13 +153,13 @@ public class TransformStatsTests extends AbstractResponseTestCase<
         assertThat(serverTestInstance.getExpAvgCheckpointDurationMs(), equalTo(clientInstance.getExpAvgCheckpointDurationMs()));
         assertThat(serverTestInstance.getExpAvgDocumentsProcessed(), equalTo(clientInstance.getExpAvgDocumentsProcessed()));
         assertThat(serverTestInstance.getExpAvgDocumentsIndexed(), equalTo(clientInstance.getExpAvgDocumentsIndexed()));
-        assertThat(serverTestInstance.getNumPages(), equalTo(clientInstance.getNumPages()));
+        assertThat(serverTestInstance.getNumPages(), equalTo(clientInstance.getPagesProcessed()));
         assertThat(serverTestInstance.getIndexFailures(), equalTo(clientInstance.getIndexFailures()));
         assertThat(serverTestInstance.getIndexTime(), equalTo(clientInstance.getIndexTime()));
         assertThat(serverTestInstance.getIndexTotal(), equalTo(clientInstance.getIndexTotal()));
-        assertThat(serverTestInstance.getNumDocuments(), equalTo(clientInstance.getNumDocuments()));
+        assertThat(serverTestInstance.getNumDocuments(), equalTo(clientInstance.getDocumentsProcessed()));
-        assertThat(serverTestInstance.getNumInvocations(), equalTo(clientInstance.getNumInvocations()));
+        assertThat(serverTestInstance.getNumInvocations(), equalTo(clientInstance.getTriggerCount()));
-        assertThat(serverTestInstance.getOutputDocuments(), equalTo(clientInstance.getOutputDocuments()));
+        assertThat(serverTestInstance.getOutputDocuments(), equalTo(clientInstance.getDocumentsIndexed()));
         assertThat(serverTestInstance.getSearchFailures(), equalTo(clientInstance.getSearchFailures()));
         assertThat(serverTestInstance.getSearchTime(), equalTo(clientInstance.getSearchTime()));
         assertThat(serverTestInstance.getSearchTotal(), equalTo(clientInstance.getSearchTotal()));

docs/reference/cat/transforms.asciidoc

@@ -74,7 +74,10 @@ The description of the {transform}.
 (Default)
 include::{docdir}/rest-api/common-parms.asciidoc[tag=dest-index]
 
-`document_total`, `dt`:::
+`documents_indexed`, `doci`:::
+include::{docdir}/rest-api/common-parms.asciidoc[tag=docs-indexed]
+
+`documents_processed`, `docp`:::
 include::{docdir}/rest-api/common-parms.asciidoc[tag=docs-processed]
 
 `frequency`, `f`:::
@@ -97,14 +100,11 @@ include::{docdir}/rest-api/common-parms.asciidoc[tag=index-total]
 `indexed_documents_exp_avg`, `idea`:::
 include::{docdir}/rest-api/common-parms.asciidoc[tag=exponential-avg-documents-indexed]
 
-`invocation_total`, `itotal`:::
-include::{docdir}/rest-api/common-parms.asciidoc[tag=trigger-count]
-
 `max_page_search_size`, `mpsz`:::
 (Default)
 include::{docdir}/rest-api/common-parms.asciidoc[tag=pivot-max-page-search-size]
 
-`page_total`, `pt`:::
+`pages_processed`, `pp`:::
 include::{docdir}/rest-api/common-parms.asciidoc[tag=pages-processed]
 
 `pipeline`, `p`:::
@@ -114,6 +114,9 @@ include::{docdir}/rest-api/common-parms.asciidoc[tag=dest-pipeline]
 `processed_documents_exp_avg`, `pdea`:::
 include::{docdir}/rest-api/common-parms.asciidoc[tag=exponential-avg-documents-processed]
 
+`processing_time`, `pt`:::
+The total time spent processing documents.
+
 `reason`, `r`:::
 include::{docdir}/rest-api/common-parms.asciidoc[tag=state-transform-reason]
 
@@ -138,6 +141,9 @@ include::{docdir}/rest-api/common-parms.asciidoc[tag=state-transform]
 (Default)
 Indicates the type of {transform}: `batch` or `continuous`. 
 
+`trigger_count`, `tc`:::
+include::{docdir}/rest-api/common-parms.asciidoc[tag=trigger-count]
+
 `version`, `v`:::
 (Default)
 The version of {es} that existed on the node when the {transform} was

docs/reference/rest-api/common-parms.asciidoc

@@ -192,6 +192,11 @@ is based on Lucene documents. {es} reclaims the disk space of deleted Lucene
 documents when a segment is merged.
 end::docs-deleted[]
 
+tag::docs-indexed[]
+The number of documents that have been indexed into the destination index
+for the {transform}.
+end::docs-indexed[]
+
 tag::docs-processed[]
 The number of documents that have been processed from the source index of
 the {transform}.

docs/reference/transform/apis/get-transform-stats.asciidoc

@@ -137,8 +137,8 @@ include::{docdir}/rest-api/common-parms.asciidoc[tag=state-transform]
 `stats`::
 (object) An object that provides statistical information about the {transform}.
 `stats`.`documents_indexed`:::
-(long) The number of documents that have been indexed into the destination index
+(long)
-for the {transform}.
+include::{docdir}/rest-api/common-parms.asciidoc[tag=docs-indexed]
 `stats`.`documents_processed`:::
 (long)
 include::{docdir}/rest-api/common-parms.asciidoc[tag=docs-processed]

x-pack/plugin/src/test/resources/rest-api-spec/test/transform/transforms_cat_apis.yml

@@ -64,10 +64,10 @@ teardown:
       cat.transform:
         transform_id: "airline-transform-stats"
         v: true
-        h: id,version,source_index,dest_index,search_total,index_total,dt,cdtea,indexed_documents_exp_avg
+        h: id,version,source_index,dest_index,search_total,index_total,docp,cdtea,indexed_documents_exp_avg
   - match:
       $body: |
-        /^   id                       \s+ version \s+ source_index \s+ dest_index              \s+ search_total \s+ index_total \s+ dt \s+ cdtea  \s+ indexed_documents_exp_avg \n
+        /^   id                       \s+ version \s+ source_index \s+ dest_index              \s+ search_total \s+ index_total \s+ docp \s+ cdtea  \s+ indexed_documents_exp_avg \n
             (airline\-transform-stats \s+ [^\s]+  \s+ airline-data \s+ airline-data-by-airline \s+ 0            \s+ 0           \s+ 0  \s+ 0.0    \s+ 0.0 \n)+  $/
 
 

x-pack/plugin/transform/qa/multi-node-tests/src/test/java/org/elasticsearch/xpack/transform/integration/TransformIT.java

@@ -109,7 +109,7 @@ public class TransformIT extends TransformIntegTestCase {
         waitUntilCheckpoint(config.getId(), 1L);
         assertThat(getTransformStats(config.getId()).getTransformsStats().get(0).getState(), equalTo(TransformStats.State.STARTED));
 
-        long docsIndexed = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getNumDocuments();
+        long docsIndexed = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getDocumentsIndexed();
 
         TransformConfig storedConfig = getTransform(config.getId()).getTransformConfigurations().get(0);
         assertThat(storedConfig.getVersion(), equalTo(Version.CURRENT));
@@ -124,7 +124,7 @@ public class TransformIT extends TransformIntegTestCase {
 
         // Assert that we wrote the new docs
         assertThat(
-            getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getNumDocuments(),
+            getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getDocumentsIndexed(),
             greaterThan(docsIndexed)
         );
 
@@ -158,7 +158,7 @@ public class TransformIT extends TransformIntegTestCase {
             oneOf(TransformStats.State.STARTED, TransformStats.State.INDEXING)
         );
 
-        long docsIndexed = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getNumDocuments();
+        long docsIndexed = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getDocumentsIndexed();
 
         TransformConfig storedConfig = getTransform(config.getId()).getTransformConfigurations().get(0);
         assertThat(storedConfig.getVersion(), equalTo(Version.CURRENT));
@@ -197,7 +197,7 @@ public class TransformIT extends TransformIntegTestCase {
 
         // Since updates are loaded on checkpoint start, we should see the updated config on this next run
         waitUntilCheckpoint(config.getId(), 2L);
-        long numDocsAfterCp2 = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getNumDocuments();
+        long numDocsAfterCp2 = getTransformStats(config.getId()).getTransformsStats().get(0).getIndexerStats().getDocumentsIndexed();
         assertThat(numDocsAfterCp2, greaterThan(docsIndexed));
 
         final SearchRequest searchRequest = new SearchRequest(dest).source(
@@ -251,7 +251,7 @@ public class TransformIT extends TransformIntegTestCase {
         assertBusy(() -> {
             TransformStats stateAndStats = getTransformStats(config.getId()).getTransformsStats().get(0);
             assertThat(stateAndStats.getState(), equalTo(TransformStats.State.STOPPED));
-            assertThat(stateAndStats.getIndexerStats().getNumDocuments(), equalTo(1000L));
+            assertThat(stateAndStats.getIndexerStats().getDocumentsIndexed(), equalTo(1000L));
         });
 
         stopTransform(config.getId());

x-pack/plugin/transform/src/main/java/org/elasticsearch/xpack/transform/rest/action/RestCatTransformAction.java

@@ -138,7 +138,7 @@ public class RestCatTransformAction extends AbstractCatAction {
                     .setAliases("f")
                     .build())
             .addCell("max_page_search_size",
-                TableColumnAttributeBuilder.builder("max page search size ")
+                TableColumnAttributeBuilder.builder("max page search size")
                     .setAliases("mpsz")
                     .build())
 
@@ -149,7 +149,7 @@ public class RestCatTransformAction extends AbstractCatAction {
                     .setTextAlignment(TableColumnAttributeBuilder.TextAlign.RIGHT)
                     .build())
             .addCell("reason",
-                TableColumnAttributeBuilder.builder("reason", false)
+                TableColumnAttributeBuilder.builder("reason for the current state", false)
                     .setAliases("r", "reason")
                     .build())
             .addCell("changes_last_detection_time",
@@ -157,7 +157,7 @@ public class RestCatTransformAction extends AbstractCatAction {
                     .setAliases("cldt")
                     .build())
             .addCell("search_total",
-                TableColumnAttributeBuilder.builder("total number of searches", false)
+                TableColumnAttributeBuilder.builder("total number of search phases", false)
                     .setAliases("st")
                     .build())
             .addCell("search_failure",
@@ -165,11 +165,11 @@ public class RestCatTransformAction extends AbstractCatAction {
                     .setAliases("sf")
                     .build())
             .addCell("search_time",
-                TableColumnAttributeBuilder.builder("search time", false)
+                TableColumnAttributeBuilder.builder("total search time", false)
                     .setAliases("stime")
                     .build())
             .addCell("index_total",
-                TableColumnAttributeBuilder.builder("total number of indices", false)
+                TableColumnAttributeBuilder.builder("total number of index phases done by the transform", false)
                     .setAliases("it")
                     .build())
             .addCell("index_failure",
@@ -177,19 +177,29 @@ public class RestCatTransformAction extends AbstractCatAction {
                     .setAliases("if")
                     .build())
             .addCell("index_time",
-                TableColumnAttributeBuilder.builder("index time", false)
+                TableColumnAttributeBuilder.builder("total time spent indexing documents", false)
                     .setAliases("itime")
                     .build())
-            .addCell("document_total",
+            .addCell("documents_processed",
-                TableColumnAttributeBuilder.builder("total number of documents", false)
+                TableColumnAttributeBuilder.builder("the number of documents read from source indices and processed",
-                    .setAliases("dt")
+                    false)
+                    .setAliases("docp")
                     .build())
-            .addCell("invocation_total",
+            .addCell("documents_indexed",
-                TableColumnAttributeBuilder.builder("total number of invocations", false)
+                TableColumnAttributeBuilder.builder("the number of documents index to the destination index",
-                    .setAliases("itotal")
+                    false)
+                    .setAliases("doci")
                     .build())
-            .addCell("page_total",
+            .addCell("trigger_count",
-                TableColumnAttributeBuilder.builder("total number of pages", false)
+                TableColumnAttributeBuilder.builder("the number of times the transform has been triggered", false)
+                    .setAliases("tc")
+                    .build())
+            .addCell("pages_processed",
+                TableColumnAttributeBuilder.builder("the number of pages processed", false)
+                    .setAliases("pp")
+                    .build())
+            .addCell("processing_time",
+                TableColumnAttributeBuilder.builder("the total time spent processing documents", false)
                     .setAliases("pt")
                     .build())
             .addCell("checkpoint_duration_time_exp_avg",
@@ -246,8 +256,10 @@ public class RestCatTransformAction extends AbstractCatAction {
                 .addCell(transformIndexerStats == null ? null : TimeValue.timeValueMillis(transformIndexerStats.getIndexTime()))
 
                 .addCell(transformIndexerStats == null ? null : transformIndexerStats.getNumDocuments())
+                .addCell(transformIndexerStats == null ? null : transformIndexerStats.getOutputDocuments())
                 .addCell(transformIndexerStats == null ? null : transformIndexerStats.getNumInvocations())
                 .addCell(transformIndexerStats == null ? null : transformIndexerStats.getNumPages())
+                .addCell(transformIndexerStats == null ? null : TimeValue.timeValueMillis(transformIndexerStats.getProcessingTime()))
 
                 .addCell(transformIndexerStats == null ? null : transformIndexerStats.getExpAvgCheckpointDurationMs())
                 .addCell(transformIndexerStats == null ? null : transformIndexerStats.getExpAvgDocumentsIndexed())

x-pack/qa/rolling-upgrade/src/test/java/org/elasticsearch/upgrades/TransformSurvivesUpgradeIT.java

@@ -197,8 +197,8 @@ public class TransformSurvivesUpgradeIT extends AbstractUpgradeTestCase {
 
         assertBusy(() -> {
             TransformStats stateAndStats = getTransformStats(CONTINUOUS_TRANSFORM_ID);
-            assertThat(stateAndStats.getIndexerStats().getOutputDocuments(), equalTo((long)ENTITIES.size()));
+            assertThat(stateAndStats.getIndexerStats().getDocumentsIndexed(), equalTo((long)ENTITIES.size()));
-            assertThat(stateAndStats.getIndexerStats().getNumDocuments(), equalTo(totalDocsWritten));
+            assertThat(stateAndStats.getIndexerStats().getDocumentsProcessed(), equalTo(totalDocsWritten));
             // Even if we get back to started, we may periodically get set back to `indexing` when triggered.
             // Though short lived due to no changes on the source indices, it could result in flaky test behavior
             assertThat(stateAndStats.getState(), oneOf(TransformStats.State.STARTED, TransformStats.State.INDEXING));
@@ -236,8 +236,8 @@ public class TransformSurvivesUpgradeIT extends AbstractUpgradeTestCase {
         waitUntilAfterCheckpoint(CONTINUOUS_TRANSFORM_ID, expectedLastCheckpoint);
 
         assertBusy(() -> assertThat(
-            getTransformStats(CONTINUOUS_TRANSFORM_ID).getIndexerStats().getNumDocuments(),
+            getTransformStats(CONTINUOUS_TRANSFORM_ID).getIndexerStats().getDocumentsProcessed(),
-            greaterThanOrEqualTo(docs + previousStateAndStats.getIndexerStats().getNumDocuments())),
+            greaterThanOrEqualTo(docs + previousStateAndStats.getIndexerStats().getDocumentsProcessed())),
             120,
             TimeUnit.SECONDS);
         TransformStats stateAndStats = getTransformStats(CONTINUOUS_TRANSFORM_ID);
@@ -249,9 +249,9 @@ public class TransformSurvivesUpgradeIT extends AbstractUpgradeTestCase {
                 responseBody))
                 .get(0);
             assertThat((Integer)indexerStats.get("documents_indexed"),
-                greaterThan(Long.valueOf(previousStateAndStats.getIndexerStats().getOutputDocuments()).intValue()));
+                greaterThan(Long.valueOf(previousStateAndStats.getIndexerStats().getDocumentsIndexed()).intValue()));
             assertThat((Integer)indexerStats.get("documents_processed"),
-                greaterThan(Long.valueOf(previousStateAndStats.getIndexerStats().getNumDocuments()).intValue()));
+                greaterThan(Long.valueOf(previousStateAndStats.getIndexerStats().getDocumentsProcessed()).intValue()));
         });
     }