diff --git a/mx_util.c b/mx_util.c
index 9f2fd57f..809e1c63 100644
--- a/mx_util.c
+++ b/mx_util.c
@@ -78,7 +78,7 @@ inline int mx_strbeginswithany(char *str, char **starts, char **endptr)
     return _mx_strbeginswithany(str, starts, endptr, 0);
 }
 
-inline int mx_stribeginswithany(char *str, char **starts, char **endptr)
+int mx_stribeginswithany(char *str, char **starts, char **endptr)
 {
     return _mx_strbeginswithany(str, starts, endptr, 1);
 }
diff --git a/mxqd.c b/mxqd.c
index be975b56..1c7b6e78 100644
--- a/mxqd.c
+++ b/mxqd.c
@@ -554,6 +554,19 @@ int server_init(struct mxq_server *server, int argc, char *argv[])
         return -EX_IOERR;
     }
 
+    i=server->supgid_cnt=getgroups(0,NULL);
+    if (i<0) {
+        mx_log_err("MAIN: getgroups(0,NULL) : %m");
+        return -errno;
+    }
+    server->supgid=mx_calloc_forever(i,sizeof(*server->supgid));
+    server->supgid_cnt=i;
+    res=getgroups(i,server->supgid);
+    if (res<0) {
+        mx_log_err("MAIN: getgroups() : %m");
+        return -errno;
+    }
+
     if (arg_daemonize) {
         res = mx_daemon(0, 1);
         if (res == -1) {
@@ -1439,6 +1452,7 @@ void server_free(struct mxq_server *server)
     mx_free_null(server->host_id);
     mx_free_null(server->finished_jobsdir);
     mx_flock_free(server->flock);
+    mx_free_null(server->supgid);
 
     mx_log_finish();
 }
@@ -1679,12 +1693,30 @@ int killall_cancelled(struct mxq_server *server)
     return 0;
 }
 
-static void rename_outfiles(struct mxq_group *group, struct mxq_job *job)
+static void rename_outfiles(struct mxq_server *server, struct mxq_group *group, struct mxq_job *job)
 {
     int res;
 
     mxq_job_set_tmpfilenames(group, job);
 
+    if(RUNNING_AS_ROOT) {
+        res=initgroups(group->user_name,group->user_gid);
+        if (res==-1) {
+            mx_log_err("initgroups(\"%s\",%d): %m",group->user_name,group->user_gid);
+            exit(-errno);
+        }
+        res=setegid(group->user_gid);
+        if (res==-1) {
+            mx_log_err("setedid(%d): %m",group->user_gid);
+            exit(-errno);
+        }
+        res=seteuid(group->user_uid);
+        if (res==-1) {
+            mx_log_err("seteuid(%d): %m",group->user_uid);
+            exit(-errno);
+        }
+    }
+
     if (!mx_streq(job->job_stdout, "/dev/null")) {
         res = rename(job->tmp_stdout, job->job_stdout);
         if (res == -1) {
@@ -1708,6 +1740,26 @@ static void rename_outfiles(struct mxq_group *group, struct mxq_job *job)
                     job->host_pid);
         }
     }
+
+   if(RUNNING_AS_ROOT) {
+        uid_t uid=getuid();
+        uid_t gid=getgid();
+        res=seteuid(uid);
+        if (res==-1) {
+            mx_log_err("seteuid(%d): %m",uid);
+            exit(-errno);
+        }
+        res=setegid(gid);
+        if (res==-1) {
+            mx_log_err("setegid(%d): %m",gid);
+            exit(-errno);
+        }
+        res=setgroups(server->supgid_cnt,server->supgid);
+        if (res==-1) {
+            mx_log_err("setgroups(): %m");
+            exit(-errno);
+        }
+    }
 }
 
 static int job_has_finished(struct mxq_server *server, struct mxq_group *group, struct mxq_job_list *jlist)
@@ -1719,7 +1771,7 @@ static int job_has_finished(struct mxq_server *server, struct mxq_group *group,
 
         mxq_set_job_status_exited(server->mysql, job);
 
-        rename_outfiles(group, job);
+        rename_outfiles(server, group, job);
 
         cnt = jlist->group->slots_per_job;
         cpuset_clear_running(&server->cpu_set_running, &job->host_cpu_set);
@@ -1742,7 +1794,7 @@ static int job_is_lost(struct mxq_server *server,struct mxq_group *group, struct
         group->group_jobs_unknown++;
         group->group_jobs_running--;
 
-        rename_outfiles(group, job);
+        rename_outfiles(server, group, job);
 
         cnt = jlist->group->slots_per_job;
         cpuset_clear_running(&server->cpu_set_running, &job->host_cpu_set);
@@ -1812,6 +1864,7 @@ static int fspool_process_file(struct mxq_server *server,char *filename, uint64_
     jlist = server_remove_job_list_by_job_id(server, job_id);
     if (!jlist) {
         mx_log_warning("fspool_process_file: %s : job unknown on server", filename);
+        unlink(filename);
         return -(errno=ENOENT);
     }
 
@@ -1821,6 +1874,7 @@ static int fspool_process_file(struct mxq_server *server,char *filename, uint64_
                         filename,
                         job->job_id,
                         job_id);
+        unlink(filename);
         return -(errno=EINVAL);
     }
 
diff --git a/mxqd.h b/mxqd.h
index fb66eddc..3aa599c5 100644
--- a/mxqd.h
+++ b/mxqd.h
@@ -102,6 +102,9 @@ struct mxq_server {
     char *initial_path;
     char *initial_tmpdir;
     char recoveronly;
+
+    size_t supgid_cnt;
+    gid_t *supgid;
 };
 
 
diff --git a/web/pages/mxq/mxq.in b/web/pages/mxq/mxq.in
index 89227a67..8b5238e1 100755
--- a/web/pages/mxq/mxq.in
+++ b/web/pages/mxq/mxq.in
@@ -414,14 +414,40 @@ EOF
 	return $out;
 }
 
-sub group_table_rows {
-	my ($sth,$head)=@_;
-	my $out='';
+sub group_table {
 
-	$out.='<table class="groups">';
+	my ($sql_clause,$sql_binds)=@_;
+
+	$sql_clause||='true';
+
+	my $out;
+	my (@cols,@head);
 
-	$out.=$q->Tr($q->th($head));
+	$out .= '<h2>Active Groups</h2>';
+
+	@cols=qw(
+		group_id group_name job_threads user_name
+		group_mtime
+		group_status
+		group_jobs
+		group_jobs_inq group_jobs_running
+		group_jobs_finished group_jobs_failed group_jobs_cancelled group_jobs_unknown
+	);
 
+	@head=qw(
+		group_id group_name threads user_name
+		group_mtime
+		group_status
+		jobs
+		inq running
+		finished failed cancelled unknown
+	);
+
+	my $sth=$dbh->prepare('SELECT '.join(',',@cols).' FROM mxq_group WHERE '.$sql_clause.' AND (group_jobs_running>0 OR group_jobs_inq>0) ORDER BY group_id DESC');
+	$sth->execute(@$sql_binds);
+
+	$out.='<table class="groups">';
+	$out.=$q->Tr($q->th(\@head));
 	while (my $row=$sth->fetchrow_arrayref()) {
 		my ($group_id,$group_name,$job_threads,$user_name,$group_mtime,$group_status,
 			$group_jobs,$group_jobs_inq,$group_jobs_running,$group_jobs_finished,$group_jobs_failed,$group_jobs_cancelled,$group_jobs_unknown
@@ -441,70 +467,53 @@ sub group_table_rows {
 			$q->td({class=>'number'},$group_jobs_failed),
 			$q->td({class=>'number'},$group_jobs_cancelled),
 			$q->td({class=>'number'},$group_jobs_unknown)
-
 		);
 	}
 	$out.='</table>';
-	return $out;
-}
-
-sub group_table {
 
-	my ($sql_clause,$sql_binds)=@_;
-
-	$sql_clause||='true';
-
-	my $out;
-
-	my @cols=qw(
-		group_id group_name job_threads user_name group_mtime group_status
-		group_jobs group_jobs_inq group_jobs_running group_jobs_finished group_jobs_failed group_jobs_cancelled group_jobs_unknown
-	);
-	my @head=qw(
-		group_id group_name threads user_name group_mtime group_status
-		jobs inq running finished failed cancelled unknown
-	);
-
-
-	$out .= '<h2>Active Groups</h2>';
-
-	my $sth=$dbh->prepare('SELECT '.join(',',@cols).' FROM mxq_group WHERE '.$sql_clause.' AND (group_jobs_running>0 OR group_jobs_inq>0) ORDER BY group_id DESC');
-	$sth->execute(@$sql_binds);
-	$out.=group_table_rows($sth,\@head);
+	$out .= '<h2>Finished Groups (last 7 days) </h2>';
 
 	@cols=qw(
-        group_id
-        group_name
-        job_threads
-        user_name
-        group_date_end
-        group_status
-        group_jobs
-        group_jobs_finished
-        group_jobs_failed
-        group_jobs_cancelled
-        group_jobs_unknown
+		group_id group_name job_threads user_name
+		group_date_end
+		group_status
+		group_jobs
+		group_jobs_finished group_jobs_failed group_jobs_cancelled group_jobs_unknown
 	);
 
 	@head=qw(
-        group_id
-        group_name
-        threads
-        user_name
-        date_end
-        group_status
-        jobs
-        finished
-        failed
-        cancelled
-        unknown
+		group_id group_name threads user_name
+		date_end
+		group_status
+		jobs
+		finished failed cancelled unknown
 	);
 
-	$out .= '<h2>Finished Groups (last 7 days) </h2>';
-
 	$sth=$dbh->prepare('SELECT '.join(',',@cols).' FROM mxq_group WHERE '.$sql_clause.' AND (group_jobs_running=0 AND group_jobs_inq=0) AND group_mtime >= DATE_SUB(NOW(),INTERVAL 7 DAY) ORDER BY group_id DESC');
 	$sth->execute(@$sql_binds);
-	$out.=group_table_rows($sth,\@head);
+
+	$out.='<table class="groups">';
+	$out.=$q->Tr($q->th(\@head));
+	while (my $row=$sth->fetchrow_arrayref()) {
+		my ($group_id,$group_name,$job_threads,$user_name,$group_date_end,$group_status,
+			$group_jobs,$group_jobs_finished,$group_jobs_failed,$group_jobs_cancelled,$group_jobs_unknown
+		)=@$row;
+
+		$out.=$q->Tr(
+			$q->td({class=>'number'},$q->a({href=>selfurl("/group/$group_id")},$group_id)),
+			$q->td($group_name),
+			$q->td({class=>'number'},$job_threads),
+			$q->td($q->a({href=>my_url('groups',{user_name=>$user_name})},$user_name)),
+			$q->td($group_date_end),
+			$q->td(group_status($group_status)),
+			$q->td({class=>'number'},$group_jobs),
+			$q->td({class=>'number'},$group_jobs_finished),
+			$q->td({class=>'number'},$group_jobs_failed),
+			$q->td({class=>'number'},$group_jobs_cancelled),
+			$q->td({class=>'number'},$group_jobs_unknown)
+		);
+	}
+	$out.='</table>';
 
 	return $out;
 }