Henry Robinson has posted comments on this change. Change subject: IMPALA-2987: Distinguish between already-closed and never-seen data stream receivers ......................................................................
Patch Set 6: (5 comments) http://gerrit.cloudera.org:8080/#/c/2305/6/be/src/runtime/data-stream-mgr.cc File be/src/runtime/data-stream-mgr.cc: Line 38: DEFINE_int32(datastream_timeout_ms, 120000, "(Advanced) The time, in ms, that can elapse" > datastream_sender_timeout? just to disambiguate. Done Line 48: const int32_t STREAM_EXPIRATION_TIME_MS = 300 * 1000; > do we need ms resolution here? Probably not, but I am nervous to change at this point because of the risk of bugs with getting units wrong. I'll leave a TODO. Line 187: bool already_unregistered; > call this dummy Called it unused to be very explicit. Line 191: DCHECK(!already_unregistered); > you shouldn't rely on already_unregistered to be set to anything in particu Done http://gerrit.cloudera.org:8080/#/c/2305/6/be/src/runtime/data-stream-mgr.h File be/src/runtime/data-stream-mgr.h: Line 170: /// 1. *already_unregistered == true: the receiver has previously arrived and was > should it be 'had previously arrived'? i'm sometimes a bit unclear about en argh, not sure. I *think* 'had' is better to avoid connoting recency. -- To view, visit http://gerrit.cloudera.org:8080/2305 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: Ib1734992c7199b9dd4b03afca5372022051b6fbd Gerrit-PatchSet: 6 Gerrit-Project: Impala Gerrit-Branch: cdh5-2.5.0_5.7.0 Gerrit-Owner: Henry Robinson <[email protected]> Gerrit-Reviewer: Dan Hecht <[email protected]> Gerrit-Reviewer: Henry Robinson <[email protected]> Gerrit-Reviewer: Marcel Kornacker <[email protected]> Gerrit-Reviewer: Sailesh Mukil <[email protected]> Gerrit-Reviewer: Skye Wanderman-Milne <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-HasComments: Yes
