Summary
Linux node failed to run patch update manually with error "Error occurred during initialization of VM, Could not allocate metaspace: 1073741824 bytes" ----------
Symptoms
On Linux node (test case SLES11/SP3), manually applying patch 0251 for DPX 4.4, it failed with error:
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Error occurred during initialization of VM
Could not allocate metaspace: 1073741824 bytes
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Resolution
If virtual memory has been limited with some system setting, "ulimit -v", and the server has a lot of RAM, then the JVM can not start without extra command line arguments to use a lower heap size,
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from $SSPRODIR, run
./misc/jre/bin/java -XX:MaxHeapSize=512m -XX:CompressedClassSpaceSize=64m -jar updates/packages/DPX_440_linux_26_x64_64_0251.jar