A manual of troubleshooting and performance analysis tips for administrators of Solaris(r) 10 and OpenSolaris(r) systems. Discussion of common tools available to Solaris administrators to resolve problems, including usage examples. *DTrace(r) *mdb and crash dumps *storage management and ZFS(r) *common error messages *performance management *troubleshooting methods Since 1997, the top-rated Solaris(r) Troubleshooting web site has helped administrators fix problems and improve system design. This book extends and supplements the information that has helped the community for more than a dec