diff options
| -rw-r--r-- | usr.bin/gcore/gcore.1 | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/usr.bin/gcore/gcore.1 b/usr.bin/gcore/gcore.1 index d3b1cd5..59b6b03 100644 --- a/usr.bin/gcore/gcore.1 +++ b/usr.bin/gcore/gcore.1 @@ -59,12 +59,13 @@ The following options are available: Write the core file to the specified file instead of .Dq Pa core.<pid> . .It Fl f -Dumps all the available segments, excluding only the malformed ones and -un-dumpable ones. Unlike the default invocation, it also dumps -device- and sglist-mapped areas that may invalidate the state of -some transactions. This flag must be used very carefully, when the -behavior of the application is fully understood and the fallouts can -be easily controlled. +Dumps all available segments, excluding only malformed and undumpable segments. +Unlike the default invocation, this flag dumps mappings of devices which +may invalidate the state of device transactions or trigger other unexpected +behavior. +As a result, this flag should only be used when the behavior of the +application and any devices it has mapped is fully understood and any side +effects can be controlled or tolerated. .It Fl s Stop the process while gathering the core image, and resume it when done. @@ -90,7 +91,7 @@ Because of the .Xr ptrace 2 usage .Nm -may not work with processes which are actively investigated with +may not work with processes which are actively being investigated with .Xr truss 1 or .Xr gdb 1 . |
