Try to fix random GitHub test failure on macOS.
@@ -687,7 +687,7 @@ public void testTailerEof() throws Exception {
assertEquals(0, lines.size(), "1 line count");
writeString(file, " one\n");
- TestUtils.sleep(delayMillis * 2);
+ TestUtils.sleep(delayMillis * 4);
lines = listener.getLines();
assertEquals(1, lines.size(), "1 line count");
