Date: Mon, 3 Feb 2014 16:03:14 +0000 (UTC) From: Mathieu Desnoyers <[email protected]>
>----- Original Message ----- >> From: "Daniel Thibault" <[email protected]> >> Sent: Thursday, November 14, 2013 12:01:25 PM >> >> [...] >> or by the consumer. In discard mode, while a sub-buffer is locked for >> consumer access, should the writers go around the set of sub-buffers and >> [...] > >The paragraph above is true, except for the part "while a sub-buffer is locked >for consumer access". In discard mode, as soon as the writer is filling up all >sub-buffers, and thus the >produced sub-buffers count reaches the consumed >sub-buffer count minus the number of sub-buffers in the buffer (this is a >buffer full situation), events are discarded. This is done >independently of >whether or not the consumer is currently locking a sub-buffer for reading. Good, subtle point. The sub-buffer is marked for consumption ("read-ready"), just not actively locked ("being read"). Daniel U. Thibault Protection des systèmes et contremesures (PSC) | Systems Protection & Countermeasures (SPC) Cyber sécurité pour les missions essentielles (CME) | Mission Critical Cyber Security (MCCS) R & D pour la défense Canada - Valcartier (RDDC Valcartier) | Defence R&D Canada - Valcartier (DRDC Valcartier) 2459 route de la Bravoure Québec QC G3J 1X5 CANADA Vox : (418) 844-4000 x4245 Fax : (418) 844-4538 NAC : 918V QSDJ <http://www.travelgis.com/map.asp?addr=918V%20QSDJ> Gouvernement du Canada | Government of Canada <http://www.valcartier.drdc-rddc.gc.ca/> _______________________________________________ lttng-dev mailing list [email protected] http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
