On Mon, Jun 11, 2012 at 5:32 AM, John Axel Eriksson <john@xxxxxxxxx> wrote: > > Also, when PUTting something through radosgw, does ceph/rgw return as > soon as all data has been received or does it return > when it has ensured N replicas? (I've seen quite a delay after all > data has been sent before my PUT returns). I'm using nginx (1.2) by > the way. > It sounds like that you're seeing the effect of nginx buffering of the entire request before sending it to to the radosgw process (via fastcgi). The same happens with apache when using mod_fcgi, unlike mod_fastcgi that actually streams the written data to the backend and thus acks are throttled accordingly. Yehuda -- 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