diff --git a/src/tools/BgLauncherApp.php b/src/tools/BgLauncherApp.php
index 49c3757..bacd588 100644
--- a/src/tools/BgLauncherApp.php
+++ b/src/tools/BgLauncherApp.php
@@ -88,18 +88,20 @@ class BgLauncherApp extends Application {
     } elseif (!$pid) {
       # child, fork ok
       $runfile->wfPrepare($pid);
-      $logfile = $runfile->getLogfile() ?? "/tmp/NULIB_APP_app_console.log";
+      $outfile = $runfile->getOutfile() ?? "/tmp/NULIB_APP_app_console.out";
       $exitcode = app2::EC_FORK_CHILD;
       try {
-        # rediriger STDOUT et STDERR
+        # rediriger STDIN, STDOUT et STDERR
+        fclose(STDIN);
+        $in = fopen("/dev/null", "rb");
         fclose(STDOUT);
-        $out = fopen($logfile, "a+b");
+        $out = fopen($outfile, "a+b");
         fclose(STDERR);
-        $err = fopen($logfile, "a+b");
+        $err = fopen($outfile, "a+b");
         # puis lancer la commande
         $cmd = new Cmd($args);
         $cmd->addSource("/g/init.env");
-        $cmd->addRedir("both", $logfile, true);
+        $cmd->addRedir("both", $outfile, true);
         $cmd->fork_exec($exitcode, false);
         sh::_waitpid(-$pid, $exitcode);
       } finally {
diff --git a/wip/app/RunFile.php b/wip/app/RunFile.php
index 81550ba..dbc7946 100644
--- a/wip/app/RunFile.php
+++ b/wip/app/RunFile.php
@@ -21,21 +21,21 @@ class RunFile {
 
   const NAME = null;
 
-  function __construct(?string $name, string $file, ?string $logfile=null) {
+  function __construct(?string $name, string $file, ?string $outfile=null) {
     $file = path::ensure_ext($file, self::RUN_EXT);
     $this->name = $name ?? static::NAME;
     $this->file = new SharedFile($file);
-    $this->logfile = $logfile;
+    $this->outfile = $outfile;
   }
 
   protected ?string $name;
 
   protected SharedFile $file;
 
-  protected ?string $logfile;
+  protected ?string $outfile;
 
-  function getLogfile(): ?string {
-    return $this->logfile;
+  function getOutfile(): ?string {
+    return $this->outfile;
   }
 
   protected static function merge(array $data, array $merge): array {
@@ -47,7 +47,6 @@ class RunFile {
   protected function initData(): array {
     return [
       "name" => $this->name,
-      "mode" => null,
       "pgid" => null,
       "pid" => null,
       "serial" => 0,
@@ -56,7 +55,7 @@ class RunFile {
       "date_lock" => null,
       "date_release" => null,
       # run
-      "logfile" => $this->logfile,
+      "logfile" => $this->outfile,
       "date_start" => null,
       "date_stop" => null,
       "exitcode" => null,
@@ -178,7 +177,6 @@ class RunFile {
       posix_setsid();
       $pgid = posix_getpid();
       return cl::merge($this->initData(), [
-        "mode" => "session",
         "pgid" => $pgid,
         "pid" => null,
         "date_start" => new DateTime(),
@@ -190,13 +188,12 @@ class RunFile {
   function wfStart(): void {
     $this->update(function (array $data) {
       $pid = posix_getpid();
-      if ($data["mode"] === "session") {
+      if ($data["pgid"] !== null) {
         A::merge($data, [
           "pid" => $pid,
         ]);
       } else {
         $data = cl::merge($this->initData(), [
-          "mode" => "standalone",
           "pid" => $pid,
           "date_start" => new DateTime(),
         ]);
@@ -218,7 +215,7 @@ class RunFile {
   }
 
   function _getCid(array $data=null): int {
-    if ($data["mode"] === "session") return -$data["pgid"];
+    if ($data["pgid"] !== null) return -$data["pgid"];
     else return $data["pid"];
   }
 
@@ -276,7 +273,6 @@ class RunFile {
   function wfReaped(int $exitcode): void {
     $this->update(function (array $data) use ($exitcode) {
       return [
-        "mode" => null,
         "pgid" => null,
         "date_stop" => $data["date_stop"] ?? new DateTime(),
         "exitcode" => $exitcode,