内存不足，JRE无法继续运行

Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00000000b8500000, 272629760, 0) failed; error='Cannot allocate memory' (errno=12)
#
# There is insufficient memory for the Java Runtime Environment to continue.
# Native memory allocation (mmap) failed to map 272629760 bytes for committing reserved memory.
# An error report file with more information is saved as:
# /home/bigdata/hs_err_pid30235.log

原因：https://www.pudn.com/news/628f82f2bf399b7f351e5a54.html