Troubleshooting Clusterware startup problems with DTRACE

First DTRACE steps

  • For DTRACE installation and first steps please read the following arcticle
  • If you have DTRACE already installed run the commands below
# modprobe systrace 
Now check the provider
[root@oel65 Dtrace]# dtrace -l 
   ID   PROVIDER            MODULE                          FUNCTION NAME
    1     dtrace                                                     BEGIN
    2     dtrace                                                     END
    3     dtrace                                                     ERROR
    4    syscall           vmlinux                              read entry
    5    syscall           vmlinux                              read return

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