8004241: NPG: Metaspace occupies more memory than specified by -XX:MaxMetaspaceSize option Summary: Enforce MaxMetaspaceSize for both metaspace parts, check MaxMetaspaceSize against "reserved", not "capacity" Reviewed-by: jmasa, johnc

8008301: G1: guarantee(satb_mq_set.completed_buffers_num() == 0) failure Summary: If the marking stack overflows while the marking tasks are draining the SATB buffers, remark will exit with some SATB buffers left unprocessed. Relax the guarantee to allow for overflow. Reviewed-by: jmasa, brutisso