Hi, Is there any example of asynchronous IO on RADOS (librados)? When I write some bytes to an object, I'm only interested on the ack, which means writes are applied to all the OSDs within the same placement group but not yet committed to the disks. I'll use this feature to write HBase journals. Thanks, Tatsuya -- Tatsuya Kawano (Mr.) Tokyo, Japan http://twitter.com/#!/tatsuya6502 -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html