Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/19589#discussion_r147545171 --- Diff: R/pkg/tests/run-all.R --- @@ -38,6 +38,10 @@ sparkRFilesBefore <- list.files(path = sparkRDir, all.files = TRUE) sparkRTestMaster <- "local[1]" if (identical(Sys.getenv("NOT_CRAN"), "true")) { sparkRTestMaster <- "" +} else { + # Disable hsperfdata on CRAN + old_java_opt <- Sys.getenv("_JAVA_OPTIONS") + Sys.setenv("_JAVA_OPTIONS"=paste("-XX:-UsePerfData", old_java_opt, sep=" ")) --- End diff -- I think perhaps it'd better to set `spark.driver.extraJavaOptions` and `spark.executor.extraJavaOptions` (use a variable to store its value, as in `sparkRTestMaster`, or like in vignettes, `sparkSessionConfig`) btw, I think the convention is camelCase variables :)
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