in pulsar-log4j2-appender/src/main/java/org/apache/pulsar/log4j2/appender/PulsarAppender.java [153:165]
public void append(final LogEvent event) {
if (avoidRecursive
&& event.getLoggerName() != null
&& event.getLoggerName().startsWith("org.apache.pulsar")) {
LOGGER.warn("Recursive logging from [{}] for appender [{}].", event.getLoggerName(), getName());
} else {
try {
tryAppend(event);
} catch (final Exception e) {
error("Unable to write to Pulsar in appender [" + getName() + "]", event, e);
}
}
}