7.19.14 -XX:[+|-]UseG1GC

Description

-XX:[+|-]UseG1GC specifies whether to execute G1GC.

This option cannot be specified at the same time as the options (UseSerialGC and HitachiUseExplicitMemory) that are used for selecting other GC types.

Syntax

-XX:[+|-]UseG1GC

Specifiable values

Type: String

-XX:+UseG1GC

Executes G1GC.

-XX:-UseG1GC

Does not execute G1GC.

Default value

If the definition item is omitted:

-XX:-UseG1GC