MINOR don't reuse port from other test

1 files changed, 5 insertions, 3 deletions

diff --git a/jstests/disk/preallocate.js b/jstests/disk/preallocate.js
index 7ce3d40a412..69f9a474c73 100644
--- a/jstests/disk/preallocate.js
+++ b/jstests/disk/preallocate.js
@@ -1,18 +1,20 @@
+port = allocatePorts( 1 )[ 0 ]
+
 var baseName = "jstests_preallocate";
 
 vsize = function() {
     return m.getDB( "admin" ).runCommand( "serverStatus" ).mem.virtual;
 }
 
-var m = startMongod( "--port", "27018", "--dbpath", "/data/db/" + baseName );
+var m = startMongod( "--port", port, "--dbpath", "/data/db/" + baseName );
 
 m.getDB( baseName ).createCollection( baseName + "1" );
 
 vs = vsize();
 
-stopMongod( 27018 );
+stopMongod( port );
 
-var m = startMongoProgram( "mongod", "--port", "27018", "--dbpath", "/data/db/" + baseName );
+var m = startMongoProgram( "mongod", "--port", port, "--dbpath", "/data/db/" + baseName );
 
 m.getDB( baseName ).createCollection( baseName + "2" );