Integer overflow when set "raft.server.log.queue.byte-limit" to 4GB by Ozone

Ozone set default "raft.server.log.queue.byte-limit" to 4BG by property "dfs.container.ratis.log.queue.byte-limit" with default value "4GB". But when you examin the raft LOG, "raft.server.log.queue.byte-limit" is only 2GB-1.

2021-09-26 14:01:37,816 [pool-342-thread-1] INFO org.apache.ratis.server.RaftServerConfigKeys: raft.server.log.queue.byte-limit = 2147483647 (custom)

The integer is overflowed. with 4BG.