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OpenJDK 9 -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap (正确的识别容器限制，1G)安全
- [root@xiaoke-test ~]# docker run -m 4GB --rm openjdk:9-jre-slim java -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap -XshowSettings:vm -version
- VM settings:
- Max. Heap Size (Estimated): 1.00G
- Using VM: OpenJDK 64-Bit Server VM
- openjdk version "9.0.4"
- OpenJDK Runtime Environment (build 9.0.4+12-Debian-4)
- OpenJDK 64-Bit Server VM (build 9.0.4+12-Debian-4, mixed mode)
OpenJDK 10(正确的识别容器限制，1G)安全
- [root@xiaoke-test ~]# docker run -m 32GB --rm openjdk:10-jre-slim java -XshowSettings:vm -XX:MaxRAMFraction=1 -version
- VM settings:
- Max. Heap Size (Estimated): 1.00G
- Using VM: OpenJDK 64-Bit Server VM
- openjdk version "10.0.2" 2018-07-17
- OpenJDK Runtime Environment (build 10.0.2+13-Debian-2)
- OpenJDK 64-Bit Server VM (build 10.0.2+13-Debian-2, mixed mode)
OpenJDK 11(正确的识别容器限制，1G)安全
- [root@xiaoke-test ~]# docker run -m 4GB --rm openjdk:11-jre-slim java -XshowSettings:vm -version
- VM settings:
- Max. Heap Size (Estimated): 1.00G
- Using VM: OpenJDK 64-Bit Server VM
- openjdk version "11.0.1" 2018-10-16
- OpenJDK Runtime Environment (build 11.0.1+13-Debian-3)
- OpenJDK 64-Bit Server VM (build 11.0.1+13-Debian-3, mixed mode, sharing)
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