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ipc:talk_04_johannesschlueter

Johannes Schlüter DTrace

DTrace at Wikipedia

  • Debugger?
    • gdb
    • dbx
    • xdebug
    • ZendDebugger
  • not really suitable on live systems
  • who's to blame? php, mysql, server?
  • dtrace is a module to have a live peak what's happening on your system
  • developed by sun
  • no effect when deactivated
  • it has full data integrity
  • scalable
  • script language to control dtrace
  • user defined Variables
  • 100% opensource cddl
    • Solaris 10
    • OpenSolaris
    • Freebsd
    • macos x
    • linux?
  • On Solaris you can use DTrace without Root Privileges
  • Probes
    • Provider (hook up to certain calls)
      • syscall (every system call)
      • function boundary tracing
ipc/talk_04_johannesschlueter.txt · Zuletzt geändert: 2019/02/07 15:44 (Externe Bearbeitung)