HyukjinKwon commented on a change in pull request #32015:
URL: https://github.com/apache/spark/pull/32015#discussion_r604948654
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File path: core/src/test/scala/org/apache/spark/benchmark/Benchmarks.scala
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@@ -30,44 +31,64 @@ import com.google.common.reflect.ClassPath
*
* {{{
* 1. with spark-submit
- * bin/spark-submit --class <this class> --jars <all spark test jars>
<spark core test jar>
+ * bin/spark-submit --class <this class> --jars <all spark test jars>
+ * <spark external package jar> <spark core test jar> <glob pattern for
class>
* 2. generate result:
* SPARK_GENERATE_BENCHMARK_FILES=1 bin/spark-submit --class <this class>
--jars
- * <all spark test jars> <spark core test jar>
+ * <all spark test jars> <spark external package jar>
+ * <spark core test jar> <glob pattern for class>
* Results will be written to all corresponding files under "benchmarks/".
* Notice that it detects the sub-project's directories from jar's paths
so the provided jars
* should be properly placed under target (Maven build) or target/scala-*
(SBT) when you
* generate the files.
* }}}
*
* In Mac, you can use a command as below to find all the test jars.
+ * Make sure to do not select duplicated jars created by different versions of
builds or tools.
* {{{
- * find . -name "*3.2.0-SNAPSHOT-tests.jar" | paste -sd ',' -
+ * find . -name '*-SNAPSHOT-tests.jar' | paste -sd ',' -
* }}}
*
- * Full command example:
+ * The example below runs all benchmarks and generates the results:
* {{{
* SPARK_GENERATE_BENCHMARK_FILES=1 bin/spark-submit --class \
- * org.apache.spark.benchmark.Benchmarks --jars \
- * "`find . -name "*3.2.0-SNAPSHOT-tests.jar" | paste -sd ',' -`" \
- * ./core/target/scala-2.12/spark-core_2.12-3.2.0-SNAPSHOT-tests.jar
+ * org.apache.spark.benchmark.Benchmarks \
+ * --jars "`find . -name '*-SNAPSHOT-tests.jar' | paste -sd ',' -`" \
+ * --jars "`find . -name 'spark-avro*-SNAPSHOT.jar'`" \
+ * "`find . -name 'spark-core*-SNAPSHOT-tests.jar'`" \
+ * "*"
+ * }}}
+ *
+ * The example below runs all benchmarks under
"org.apache.spark.sql.execution.datasources"
+ * {{{
+ * bin/spark-submit --class \
+ * org.apache.spark.benchmark.Benchmarks \
+ * --jars "`find . -name '*-SNAPSHOT-tests.jar' | paste -sd ',' -`" \
+ * --jars "`find . -name 'spark-avro*-SNAPSHOT.jar'`" \
+ * "`find . -name 'spark-core*-SNAPSHOT-tests.jar'`" \
+ * "org.apache.spark.sql.execution.datasources.*"
* }}}
*/
object Benchmarks {
def main(args: Array[String]): Unit = {
+ var isBenchmarkFound = false
ClassPath.from(
Thread.currentThread.getContextClassLoader
Review comment:
Ahh .. this returns a partial list of classes with JDK 11 ..
(https://github.com/google/guava/issues/3249). I will take another look
tomorrow ..
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