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src/hotspot/share/gc/g1/g1_globals.hpp

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rev 52572 : JDK-8212657: Implementation of JDK-8204089 Promptly Return Unused Committed Memory from G1
Summary: Issue optional, default enabled, concurrent cycles when the VM is idle to reclaim unused internal and Java heap memory.
Reviewed-by:
Contributed-by: Rodrigo Bruno <rbruno@gsd.inesc-id.pt>, Ruslan Synytsky <rs@jelastic.com>, Thomas Schatzl <thomas.schatzl@oracle.com>
rev 52573 : [mq]: 8212657-stefanj-review

*** 300,307 **** \ diagnostic(bool, G1VerifyHeapRegionCodeRoots, false, \ "Verify the code root lists attached to each heap region.") \ \ develop(bool, G1VerifyBitmaps, false, \ ! "Verifies the consistency of the marking bitmaps") #endif // SHARE_VM_GC_G1_G1_GLOBALS_HPP --- 300,324 ---- \ diagnostic(bool, G1VerifyHeapRegionCodeRoots, false, \ "Verify the code root lists attached to each heap region.") \ \ develop(bool, G1VerifyBitmaps, false, \ ! "Verifies the consistency of the marking bitmaps") \ ! \ ! manageable(uintx, G1PeriodicGCInterval, 0, \ ! "Number of milliseconds after a previous GC to wait before " \ ! "triggering a periodic gc. A value of zero disables periodically "\ ! "enforced gc cycles.") \ ! range(0, max_jlong) \ ! \ ! product(bool, G1PeriodicGCInvokesConcurrent, true, \ ! "Determines the kind of periodic GC. Set to true to have G1 " \ ! "perform a concurrent GC as periodic GC, otherwise use a STW " \ ! "Full GC.") \ ! \ ! manageable(uintx, G1PeriodicGCSystemLoadThreshold, 0, \ ! "Maximum recent system wide system load as returned by the 1m " \ ! "value of getloadavg() at which G1 triggers a periodic GC. A " \ ! "load above this value cancels a given periodic GC. A value of " \ ! "zero disables this check.") \ #endif // SHARE_VM_GC_G1_G1_GLOBALS_HPP
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