private native void _drop_caches (long g, int whattodrop)
throws LibGuestFSException;
+ /**
+ * return kernel messages
+ *
+ * This returns the kernel messages ("dmesg" output) from
+ * the guest kernel. This is sometimes useful for extended
+ * debugging of problems.
+ *
+ * Another way to get the same information is to enable
+ * verbose messages with "g.set_verbose" or by setting the
+ * environment variable "LIBGUESTFS_DEBUG=1" before running
+ * the program.
+ *
+ * @throws LibGuestFSException
+ */
+ public String dmesg ()
+ throws LibGuestFSException
+ {
+ if (g == 0)
+ throw new LibGuestFSException ("dmesg: handle is closed");
+ return _dmesg (g);
+ }
+ private native String _dmesg (long g)
+ throws LibGuestFSException;
+
+ /**
+ * ping the guest daemon
+ *
+ * This is a test probe into the guestfs daemon running
+ * inside the qemu subprocess. Calling this function checks
+ * that the daemon responds to the ping message, without
+ * affecting the daemon or attached block device(s) in any
+ * other way.
+ *
+ * @throws LibGuestFSException
+ */
+ public void ping_daemon ()
+ throws LibGuestFSException
+ {
+ if (g == 0)
+ throw new LibGuestFSException ("ping_daemon: handle is closed");
+ _ping_daemon (g);
+ }
+ private native void _ping_daemon (long g)
+ throws LibGuestFSException;
+
}