src/jdk.attach/solaris/classes/sun/tools/attach/VirtualMachineImpl.java

@@ -210,11 +210,21 @@
     }
 
     // The door is attached to .java_pid<pid> in the temporary directory.
     private int openDoor(int pid) throws IOException {
         socket_path = tmpdir + "/.java_pid" + pid;
+        try {
+            fd = open(socket_path);
+        } catch (IOException ioe) {
+            // Retry the operation after a short pause
+            try {
+                Thread.sleep(100);
         fd = open(socket_path);
+            } catch (InterruptedException ie) {
+                // ignored
+            }
+        }
 
         // Check that the file owner/permission to avoid attaching to
         // bogus process
         try {
             checkPermissions(socket_path);