Add metrics for spilling (facebookincubator#8025)

Summary:
Add the following global metrics:
velox.spill_input_bytes
velox.spill_bytes
velox.spill__rows_count
velox.spill_files_count
velox.spill_fill_time_ms
velox.spill_sort_time_ms
velox.spill_serialization_time_ms
velox.spill_disk_writes_count
velox.spill_flush_time_ms
velox.spill_write_time_ms

Pull Request resolved: facebookincubator#8025

Reviewed By: xiaoxmeng

Differential Revision: D52172296

Pulled By: bikramSingh91

fbshipit-source-id: bfbb67f6a0ab05c51ba9f47db2f0b5410e65a9cc

velox/common/base/Counters.cpp

@@ -32,10 +32,6 @@ void registerVeloxMetrics() {
   DEFINE_HISTOGRAM_METRIC(
       kMetricCacheShrinkTimeMs, 10, 0, 100'000, 50, 90, 99, 100);
 
-  // Tracks the number of times that we hit the max spill level limit.
-  DEFINE_METRIC(
-      kMetricMaxSpillLevelExceededCount, facebook::velox::StatType::COUNT);
-
   /// ================== Memory Arbitration Counters =================
 
   // Tracks memory reclaim exec time in range of [0, 600s] with 20 buckets and
@@ -95,9 +91,62 @@ void registerVeloxMetrics() {
   DEFINE_HISTOGRAM_METRIC(
       kMetricArbitratorArbitrationTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
 
-  /// Tracks the average of free memory capacity managed by the arbitrator in
-  /// bytes.
+  // Tracks the average of free memory capacity managed by the arbitrator in
+  // bytes.
   DEFINE_METRIC(
       kMetricArbitratorFreeCapacityBytes, facebook::velox::StatType::AVG);
+
+  /// ================== Spill related Counters =================
+
+  // The number of bytes in memory to spill.
+  DEFINE_METRIC(kMetricSpilledInputBytes, facebook::velox::StatType::SUM);
+
+  // The number of bytes spilled to disk which can be number of compressed
+  // bytes if compression is enabled.
+  DEFINE_METRIC(kMetricSpilledBytes, facebook::velox::StatType::SUM);
+
+  // The number of spilled rows.
+  DEFINE_METRIC(kMetricSpilledRowsCount, facebook::velox::StatType::COUNT);
+
+  // The number of spilled files.
+  DEFINE_METRIC(kMetricSpilledFilesCount, facebook::velox::StatType::COUNT);
+
+  // The distribution of the amount of time spent on filling rows for spilling.
+  // in range of [0, 600s] with 20 buckets. It is configured to report the
+  // latency at P50, P90, P99, and P100 percentiles.
+  DEFINE_HISTOGRAM_METRIC(
+      kMetricSpillFillTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
+
+  // The distribution of the amount of time spent on sorting rows for spilling
+  // in range of [0, 600s] with 20 buckets. It is configured to report the
+  // latency at P50, P90, P99, and P100 percentiles.
+  DEFINE_HISTOGRAM_METRIC(
+      kMetricSpillSortTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
+
+  // The distribution of the amount of time spent on serializing rows for
+  // spilling in range of [0, 600s] with 20 buckets. It is configured to report
+  // the latency at P50, P90, P99, and P100 percentiles.
+  DEFINE_HISTOGRAM_METRIC(
+      kMetricSpillSerializationTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
+
+  // The number of disk writes to spill rows.
+  DEFINE_METRIC(kMetricSpillDiskWritesCount, facebook::velox::StatType::COUNT);
+
+  // The distribution of the amount of time spent on copy out serialized
+  // rows for disk write in range of [0, 600s] with 20 buckets. It is configured
+  // to report the latency at P50, P90, P99, and P100 percentiles. Note:  If
+  // compression is enabled, this includes the compression time.
+  DEFINE_HISTOGRAM_METRIC(
+      kMetricSpillFlushTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
+
+  // The distribution of the amount of time spent on writing spilled rows to
+  // disk in range of [0, 600s] with 20 buckets. It is configured to report the
+  // latency at P50, P90, P99, and P100 percentiles.
+  DEFINE_HISTOGRAM_METRIC(
+      kMetricSpillWriteTimeMs, 20, 0, 600'000, 50, 90, 99, 100);
+
+  // Tracks the number of times that we hit the max spill level limit.
+  DEFINE_METRIC(
+      kMetricMaxSpillLevelExceededCount, facebook::velox::StatType::COUNT);
 }
 } // namespace facebook::velox

velox/common/base/Counters.h

@@ -66,4 +66,30 @@ constexpr folly::StringPiece kMetricArbitratorArbitrationTimeMs{
 
 constexpr folly::StringPiece kMetricArbitratorFreeCapacityBytes{
     "velox.arbitrator_free_capacity_bytes"};
+
+constexpr folly::StringPiece kMetricSpilledInputBytes{
+    "velox.spill_input_bytes"};
+
+constexpr folly::StringPiece kMetricSpilledBytes{"velox.spill_bytes"};
+
+constexpr folly::StringPiece kMetricSpilledRowsCount{"velox.spill_rows_count"};
+
+constexpr folly::StringPiece kMetricSpilledFilesCount{
+    "velox.spill_files_count"};
+
+constexpr folly::StringPiece kMetricSpillFillTimeMs{"velox.spill_fill_time_ms"};
+
+constexpr folly::StringPiece kMetricSpillSortTimeMs{"velox.spill_sort_time_ms"};
+
+constexpr folly::StringPiece kMetricSpillSerializationTimeMs{
+    "velox.spill_serialization_time_ms"};
+
+constexpr folly::StringPiece kMetricSpillDiskWritesCount{
+    "velox.spill_disk_writes_count"};
+
+constexpr folly::StringPiece kMetricSpillFlushTimeMs{
+    "velox.spill_flush_time_ms"};
+
+constexpr folly::StringPiece kMetricSpillWriteTimeMs{
+    "velox.spill_write_time_ms"};
 } // namespace facebook::velox

velox/common/base/SpillStats.cpp

@@ -15,7 +15,9 @@
  */
 
 #include "velox/common/base/SpillStats.h"
+#include "velox/common/base/Counters.h"
 #include "velox/common/base/Exceptions.h"
+#include "velox/common/base/StatsReporter.h"
 #include "velox/common/base/SuccinctPrinter.h"
 
 namespace facebook::velox::common {
@@ -220,6 +222,9 @@ void updateGlobalSpillRunStats(uint64_t numRuns) {
 void updateGlobalSpillAppendStats(
     uint64_t numRows,
     uint64_t serializationTimeUs) {
+  RECORD_METRIC_VALUE(kMetricSpilledRowsCount, numRows);
+  RECORD_HISTOGRAM_METRIC_VALUE(
+      kMetricSpillSerializationTimeMs, serializationTimeUs / 1'000);
   auto statsLocked = localSpillStats().wlock();
   statsLocked->spilledRows += numRows;
   statsLocked->spillSerializationTimeUs += serializationTimeUs;
@@ -230,17 +235,23 @@ void incrementGlobalSpilledPartitionStats() {
 }
 
 void updateGlobalSpillFillTime(uint64_t timeUs) {
+  RECORD_HISTOGRAM_METRIC_VALUE(kMetricSpillFillTimeMs, timeUs / 1'000);
   localSpillStats().wlock()->spillFillTimeUs += timeUs;
 }
 
 void updateGlobalSpillSortTime(uint64_t timeUs) {
+  RECORD_HISTOGRAM_METRIC_VALUE(kMetricSpillSortTimeMs, timeUs / 1'000);
   localSpillStats().wlock()->spillSortTimeUs += timeUs;
 }
 
 void updateGlobalSpillWriteStats(
     uint64_t spilledBytes,
     uint64_t flushTimeUs,
     uint64_t writeTimeUs) {
+  RECORD_METRIC_VALUE(kMetricSpillDiskWritesCount);
+  RECORD_METRIC_VALUE(kMetricSpilledBytes, spilledBytes);
+  RECORD_HISTOGRAM_METRIC_VALUE(kMetricSpillFlushTimeMs, flushTimeUs / 1'000);
+  RECORD_HISTOGRAM_METRIC_VALUE(kMetricSpillWriteTimeMs, writeTimeUs / 1'000);
   auto statsLocked = localSpillStats().wlock();
   ++statsLocked->spillDiskWrites;
   statsLocked->spilledBytes += spilledBytes;
@@ -249,11 +260,13 @@ void updateGlobalSpillWriteStats(
 }
 
 void updateGlobalSpillMemoryBytes(uint64_t spilledInputBytes) {
+  RECORD_METRIC_VALUE(kMetricSpilledInputBytes, spilledInputBytes);
   auto statsLocked = localSpillStats().wlock();
   statsLocked->spilledInputBytes += spilledInputBytes;
 }
 
 void incrementGlobalSpilledFiles() {
+  RECORD_METRIC_VALUE(kMetricSpilledFilesCount);
   ++localSpillStats().wlock()->spilledFiles;
 }
 

velox/docs/metrics.rst

@@ -137,8 +137,50 @@ Spilling
      - Description
    * - spill_max_level_exceeded_count
      - Count
-     - The number of times that a spillable operator hits the max spill level
+     - The number of times that a spill-able operator hits the max spill level
        limit.
+   * - spill_input_bytes
+     - Sum
+     - The number of bytes in memory to spill.
+   * - spill_bytes
+     - Sum
+     - The number of bytes spilled to disk which can be the number of compressed
+       bytes if compression is enabled.
+   * - spill_rows_count
+     - Count
+     - The number of spilled rows.
+   * - spill_files_count
+     - Count
+     - The number of spilled files.
+   * - spill_fill_time_ms
+     - Histogram
+     - The distribution of the amount of time spent on filling rows for spilling
+       in range of [0, 600s] with 20 buckets. It is configured to report the
+       latency at P50, P90, P99, and P100 percentiles.
+   * - spill_sort_time_ms
+     - Histogram
+     - The distribution of the amount of time spent on sorting rows for spilling
+       in range of [0, 600s] with 20 buckets. It is configured to report the
+       latency at P50, P90, P99, and P100 percentiles.
+   * - spill_serialization_time_ms
+     - Histogram
+     - The distribution of the amount of time spent on serializing rows for
+       spilling in range of [0, 600s] with 20 buckets. It is configured to report
+       the latency at P50, P90, P99, and P100 percentiles.
+   * - spill_disk_writes_count
+     - Count
+     - The number of disk writes to spill rows.
+   * - spill_flush_time_ms
+     - Histogram
+     - The distribution of the amount of time spent on copy out serialized
+       rows for disk write in range of [0, 600s] with 20 buckets. It is configured
+       to report the latency at P50, P90, P99, and P100 percentiles. Note:  If
+       compression is enabled, this includes the compression time.
+   * - spill_write_time_ms
+     - Histogram
+     - The distribution of the amount of time spent on writing spilled rows to
+       disk in range of [0, 600s] with 20 buckets. It is configured to report the
+       latency at P50, P90, P99, and P100 percentiles.
 
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