Index: test/releasetest.tcl
==================================================================
--- test/releasetest.tcl
+++ test/releasetest.tcl
@@ -295,10 +295,11 @@
     puts $::LOG [lindex $args 1]
   } else {
     puts [lindex $args 0]
     puts $::LOG [lindex $args 0]
   }
+  flush $::LOG
 }
 puts $LOG "$argv0 $argv"
 set tm0 [clock format [clock seconds] -format {%Y-%m-%d %H:%M:%S} -gmt 1]
 puts $LOG "start-time: $tm0 UTC"