Bug 5022: Reconfigure kills Coordinator in SMP+ufs configurations (#556)

In these unsupported SMP+ufs configurations, depending on the deployment
specifics, the Coordinator process could exit due to swap state file
opening errors:

    kid11| FATAL: UFSSwapDir::openLog: Failed to open swap log.

diff --git a/src/fs/ufs/UFSSwapDir.cc b/src/fs/ufs/UFSSwapDir.cc
index 142717ea573925c964e3782744c7bb824cafd96b..0718433f46aa902f069505e42d9576c6ac419e24 100644 (file)
--- a/src/fs/ufs/UFSSwapDir.cc
+++ b/src/fs/ufs/UFSSwapDir.cc
@@ -728,6 +728,9 @@ Fs::Ufs::UFSSwapDir::logFile(char const *ext) const
 void
 Fs::Ufs::UFSSwapDir::openLog()
 {
+    if (!IamWorkerProcess())
+        return;
+
     assert(NumberOfUFSDirs || !UFSDirToGlobalDirMapping);
     ++NumberOfUFSDirs;
     assert(NumberOfUFSDirs <= Config.cacheSwap.n_configured);