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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_qoj6dla09bqjljv0lv2tp25uc9, 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 />
import javax.management.MBeanServer;
import java.lang.management.ManagementFactory;
import com.sun.management.HotSpotDiagnosticMXBean;

static void dumpHeap(File file) ctex {
  MBeanServer server = ManagementFactory.getPlatformMBeanServer();
  HotSpotDiagnosticMXBean bean = 
      ManagementFactory.newPlatformMXBeanProxy(server,
      "com.sun.management:type=HotSpotDiagnostic", HotSpotDiagnosticMXBean.class);
  file.delete();
  mkdirsForFile(file);
  bean.dumpHeap(f2s(file), true);
}