Disable reportcrash osx. This post will show you how to disable the dialog box that appears when a program crashes in osx. Doing this will stop your system crawling when something crashes!
launchtl can disable and re-enable crash reporting. To disable crash reporting:
launchctl unload -w /System/Library/LaunchAgents/com.apple.ReportCrash.plist sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.ReportCrash.Root.plist
To re-enable crash reporting:
launchctl load -w /System/Library/LaunchAgents/com.apple.ReportCrash.plist sudo launchctl load -w /System/Library/LaunchDaemons/com.apple.ReportCrash.Root.plist
ReportCrash has a man page built in to your mac. You can get lots of information from the man page.
Sources: Man page for ReportCrash
ReportCrash analyzes crashing processes and saves a crash report to disk. A crash report contains information that can help a developer diagnose the cause of a crash. ReportCrash also records the identity of the crashing process and the location of the saved crash report in the system.log and the ASL log database.