fcore — extract a core file from a process
fcore
[
options
] {
pid
... }
fcore
constructs a core-file from a
running process, and writes it to disk.
-a
,
-allmaps
Write all readable segment maps. The default level is to attempt to emulate gcore segment writing strategy. By specifying this option, fcore will write all readable maps.
-s
,
-segments regex
Writes only the segments that match the regex specified. Elide all other segments.
-o output-file
Specifies the name of the core file. Default is core. The core-file extension will still use the pid of the process being dumped.
-exe
The full path of the executable to read.
-noexe
Do not attempt to read the corresponding executable when loading a core file.
-sysroot directory
The system root directory under which all executables, libraries, and source are located.
-debug class
=level
...
Set internal debug-tracing of the specified
Java class
to level
(level can be NONE,
INFO, WARNING, FINE, and FINEST). If
the level
is absent, FINE is
assumed; if the class
is absent,
the global level is set.