hiveserver2运行异常：GC overhead limit exceeded_hiveserver2 gc overhead limit exceeded

记一次hiveserver2服务运行异常问题。

报错信息：

java.lang.OutOfMemoryError: GC overhead limit exceeded

解决方法：

修改hive配置文件hive-env.sh。将原来注释的替换成如下配置

# Hive Client memory usage can be an issue if a large number of clients
# are running at the same time. The flags below have been useful in 
# reducing memory usage:
#
if [ "$SERVICE" = "cli" ]; then
   if [ -z "$DEBUG" ]; then
     export HADOOP_OPTS="$HADOOP_OPTS -XX:NewRatio=12 -Xms10m -Xmx4096m -XX:MaxHeapFreeRatio=40 -XX:MinHeapFreeRatio=15 -XX:+UseParNewGC -XX:-UseGCOverheadLimit"
   else
     export HADOOP_OPTS="$HADOOP_OPTS -XX:Ne