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35 .Nd examine and debug system images
43 command is used to examine and debug system images.
45 If run without any arguments,
47 operates on the running system.
49 The options are as follows:
50 .Bl -tag -width xpalidocious
52 Operate on the specified crash dump instead of the default
54 Crash dumps should be from the same version of the system and same machine
55 architecture as the running version of
57 and must be uncompressed.
59 Extract the name list from the specified kernel instead of the default
63 The command syntax used by
65 is the same as the in-kernel debugger.
68 manual page for more information.
70 Operations and facilities that require a running system, such as breakpoints,
75 does not provide pagination.
76 However, by using the pipe symbol, output may be sent to commands available
79 .Bd -literal -offset abcd
81 crash\*[Gt] ps | grep ioflush