sftp-server log

To: For users of Fedora Core releases <fedora-list@xxxxxxxxxx>
Subject: sftp-server log
From: Yuandan Zhang <yzhang4@xxxxxxxxxxxxxxxxx>
Date: Thu, 09 Jun 2005 14:46:33 +1000
List-archive: <https://www.redhat.com/archives/fedora-list>
List-help: <mailto:[email protected]?subject=help>
List-id: For users of Fedora Core releases <fedora-list.redhat.com>
List-post: <mailto:[email protected]>
List-subscribe: <http://www.redhat.com/mailman/listinfo/fedora-list>, <mailto:[email protected]?subject=subscribe>
List-unsubscribe: <http://www.redhat.com/mailman/listinfo/fedora-list>, <mailto:[email protected]?subject=unsubscribe>
Reply-to: For users of Fedora Core releases <fedora-list@xxxxxxxxxx>
User-agent: Mozilla Thunderbird 1.0 (X11/20041206)

where to track the log info for /usr/libexec/openssh/sftp-server ?