public void setCacheTimeOffset(DistributedMember coord, long offset, boolean isJoin) {
    if (Boolean.getBoolean(GeodeGlossary.GEMFIRE_PREFIX + "disable-distributed-clock")) {
      return;
    }
    if (isLoner) {
      setLonerCacheTimeOffset(offset);
    } else {
      setServerCacheTimeOffset(coord, offset, isJoin);
    }
  }
Sets the deviation of this process's local time from the rest of the GemFire distributed
system.

@since GemFire 8.0
geode-core/src/main/java/org/apache/geode/distributed/internal/DSClock.java