zhenxingh commented on a change in pull request #1786: [TRAFODION-3260] SSMP
may wait 3 seconds before handling requests
URL: https://github.com/apache/trafodion/pull/1786#discussion_r252547788
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File path: core/sql/bin/ex_ssmp_main.cpp
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@@ -246,8 +247,12 @@ void runServer(Int32 argc, char **argv)
}
}
*/
- // wait for system messages only until ssmp starts receiving msgs.
- cc->wait(300);
+ // Wait for messages, but we need ssmp to wake up periodically to
+ // perform garbage collection.
+ short mask = XWAIT(LREQ | LDONE, ssmpGlobals->getStatsMergeTimeout());
+ if (mask & LREQ) {
+ cc->wait(0);
Review comment:
Actually there is a comment in IpcWaitableSetOfConnections::waitOnAll asks
for use select or AWAITIOX(-1) later, maybe I can try if that is doable.
// could use select UNIX call or AWAITIOX(-1) later $$$$
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