Revision 35bab339848cba7e518478cb87591bff6a95ff07 authored by Kent Yao on 05 December 2019, 17:50:55 UTC, committed by Sean Owen on 05 December 2019, 17:50:55 UTC
### What changes were proposed in this pull request? 1. the default memory setting is missing in usage instructions ``` build/sbt -h ``` before ``` -mem <integer> set memory options (default: , which is -Xms2048m -Xmx2048m -XX:ReservedCodeCacheSize=256m) ``` after ``` -mem <integer> set memory options (default: 2048, which is -Xms2048m -Xmx2048m -XX:ReservedCodeCacheSize=256m) ``` 2. the Perm space is not needed anymore, since java7 is removed. the changes in this pr are based on the main sbt script of the newest stable version 1.3.4. ### Why are the changes needed? bug fix ### Does this PR introduce any user-facing change? no ### How was this patch tested? manually Closes #26757 from yaooqinn/SPARK-30121. Authored-by: Kent Yao <yaooqinn@hotmail.com> Signed-off-by: Sean Owen <sean.owen@databricks.com>
1 parent b9cae37