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--- fdbserver/fdbserver.actor.cpp.orig 2024-01-17 13:58:04 UTC
+++ fdbserver/fdbserver.actor.cpp
@@ -84,7 +84,11 @@
#if defined(__linux__) || defined(__FreeBSD__)
#include <execinfo.h>
#include <signal.h>
+#if defined(__linux__)
#include <sys/prctl.h>
+#elif defined(__FreeBSD__)
+#include <sys/procctl.h>
+#endif
#ifdef ALLOC_INSTRUMENTATION
#include <cxxabi.h>
#endif
@@ -2238,9 +2242,14 @@ int main(int argc, char* argv[]) {
f = result;
} else if (role == ServerRole::FlowProcess) {
TraceEvent(SevDebug, "StartingFlowProcess").detail("From", "fdbserver");
-#if defined(__linux__) || defined(__FreeBSD__)
+#if defined(__linux__)
prctl(PR_SET_PDEATHSIG, SIGTERM);
if (getppid() == 1) /* parent already died before prctl */
+ flushAndExit(FDB_EXIT_SUCCESS);
+#elif defined(__FreeBSD__)
+ const int sig = SIGTERM;
+ procctl(P_PID, 0, PROC_PDEATHSIG_CTL, (void*)&sig);
+ if (getppid() == 1) /* parent already died before procctl */
flushAndExit(FDB_EXIT_SUCCESS);
#endif
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