dropwatch man page
dropwatch — kernel dropped packet monitoring utility
dropwatch [-l method | list]
dropwatch is an interactive utility for monitoring and recording packets that are dropped by the kernel.
- -l method | list, --lmethod method | list
Select the translation method to use when a drop alert arrives. By default the raw instruction pointer of a drop location is output, but by the use of the -l option, we can assign a translation method so that the instruction pointer can be translated into function names. Currently supported lookup methods are:
Show all supported methods.
Use /proc/kallsyms to lookup instruction pointers to function mappings.
Tells the kernel to start reporting dropped packets.
Tells the kernel to discontinue reporting dropped packets.
Exits the dropmonitor program.
Displays summary of all commands.
- set alertlimit value
Sets a triggerpoint to stop monitoring for dropped packets after value alerts have been received.