Vitals: ClassLoaderDataGraph by SamplerThread is unsynchronized #1443
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This is a backport of a04a40b with conflicts.
In sapmachine11 the CLDs were not even counted. So no bug there. With the approach from #1438 we can do it without risk.
Conflicts
is_anonymous
in sapmachine11. It corresponds tohas_class_mirror_holder
in higher versions (see commit "fixups")Testing:
jtreg:test/hotspot/jtreg/runtime/Vitals
gtest:vitals/server
fixes #1438