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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_80ki7kp3fav0899e43elbu4pnq, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
static S sshCommand(SSHClient session, S command) ctex {
  final Session session = client.startSession();
  try {
    Session.Command cmd = session.exec(command);
    ret IOUtils.readFully(cmd.getInputStream()).toString();
  } finally {
    session.close();
  }
}