1. avoid break the while loop in getMemoryUsageFromProc and useJcmdPr… #24

Job	Run time
Prerequisites / Prerequisites	47s
Prerequisites / Check Commit Message	0s
linux-x64 / build (debug)	25m 13s
linux-aarch64 / build (debug)	1s
riscv64 / build (release)	24m 2s
linux-aarch64 / build (release)	1s
windows-x64 / build (debug)	35m 16s
windows-x64 / build (release)	34m 3s
linux-x64 / build (release)	21m 44s
linux-x64 / test (jdk/tier1 part 1)	11m 16s
linux-x64 / test (jdk/tier1 part 2)	10m 53s
linux-x64 / test (jdk/tier1 part 3)	4m 26s
linux-x64 / test (langtools/tier1)	19m 48s
linux-x64 / test (hs/tier1 common)	2m 8s
linux-x64 / test (hs/tier1 compiler)	21m 51s
linux-x64 / test (hs/tier1 gc)	22m 31s
linux-x64 / test (hs/tier1 runtime)	6m 56s
linux-x64 / test (hs/tier1 serviceability)	3m 38s
linux-x64 / test (dragonwell/hs feature)	5m 4s
linux-x64 / test (dragonwell/jdk feature)	4m 38s
windows-x64 / test (jdk/tier1 part 1)	22m 19s
windows-x64 / test (jdk/tier1 part 2)	18m 32s
windows-x64 / test (jdk/tier1 part 3)	8m 34s
windows-x64 / test (langtools/tier1)	5s
windows-x64 / test (hs/tier1 common)	3m 58s
windows-x64 / test (hs/tier1 compiler)	4s
windows-x64 / test (hs/tier1 gc)	2s
windows-x64 / test (hs/tier1 runtime)	5s
windows-x64 / test (hs/tier1 serviceability)	5s
windows-x64 / test (dragonwell/hs feature)	4s
windows-x64 / test (dragonwell/jdk feature)	5s
linux-aarch64	1s
Remove bundle artifacts	1s
	5h 8m 11s

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