in src/main/java/org/apache/sling/commons/threads/impl/DefaultThreadPool.java [271:278]
private void logOperation(final String msg, final Object obj) {
logger.debug("{} {}, pool={}, active={}, corePoolSize={}, maxPoolSize={}, queueSize={}",
new Object[] {msg, obj, name,
executor.getActiveCount(),
executor.getCorePoolSize(),
executor.getMaximumPoolSize(),
executor.getQueue().size()});
}