NEX-9338 improve the layout of the crash directory
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Steve Peng <steve.peng@nexenta.com>

*** 16,30 ****
         boots.
  
  
         Depending on the dumpadm(1M) configuration savecore saves either the
         compressed or uncompressed crash dump. The compressed crash dump is
!        saved in the file directory/vmdump.n.  savecore saves the uncompressed
!        crash dump data in the file directory/vmcore.n and the kernel's
!        namelist in directory/unix.n. The trailing n in the pathnames is
!        replaced by a number which grows every time savecore is run in that
!        directory.
  
  
         Before writing out a crash dump, savecore reads a number from the file
         directory/minfree. This is the minimum number of kilobytes that must
         remain free on the file system containing directory. If after saving
--- 16,31 ----
         boots.
  
  
         Depending on the dumpadm(1M) configuration savecore saves either the
         compressed or uncompressed crash dump. The compressed crash dump is
!        saved in the file directory/data/uuid/vmdump.n, where uuid is the OS
!        instance UUID of the image that crashed.  savecore saves the
!        uncompressed crash dump data in the file directory/data/uuid/vmcore.n
!        and the kernel's namelist in directory/data/uuid/unix.n. The trailing n
!        in the pathnames is replaced by a number which grows every time
!        savecore is run in that directory.
  
  
         Before writing out a crash dump, savecore reads a number from the file
         directory/minfree. This is the minimum number of kilobytes that must
         remain free on the file system containing directory. If after saving
*** 81,104 ****
         The following operands are supported:
  
         directory
                      Save the crash dump files to the specified directory. If
                      directory is not specified, savecore saves the crash dump
!                     files to the default savecore directory, configured by
!                     dumpadm(1M).
  
  
  FILES
!        directory/vmdump.n
  
  
  
!        directory/vmcore.n
  
  
  
!        directory/unix.n
  
  
  
         directory/bounds
  
--- 82,106 ----
         The following operands are supported:
  
         directory
                      Save the crash dump files to the specified directory. If
                      directory is not specified, savecore saves the crash dump
!                     to the default savecore directory, configured by
!                     dumpadm(1M), and files are stored under distinct
!                     directory/data/uuid folder.
  
  
  FILES
!        directory/data/uuid/vmdump.n
  
  
  
!        directory/data/uuid/vmcore.n
  
  
  
!        directory/data/uuid/unix.n
  
  
  
         directory/bounds
  
*** 134,139 ****
         savecore very soon after booting, before the swap space containing the
         crash dump is overwritten by programs currently running.
  
  
  
!                                January 30, 2013                   SAVECORE(1M)
--- 136,141 ----
         savecore very soon after booting, before the swap space containing the
         crash dump is overwritten by programs currently running.
  
  
  
!                                 January 8, 2017                   SAVECORE(1M)