PROBE::VM.WRITE_SH(3stap)                                 Memory Tapset                                PROBE::VM.WRITE_SH(3stap)



NAME
       probe::vm.write_shared_copy - Page copy for shared page write

SYNOPSIS
       vm.write_shared_copy

VALUES
       name
           Name of the probe point

       zero
           boolean indicating whether it is a zero page (can do a clear instead of a copy)

       address
           The address of the shared write

CONTEXT
       The process attempting the write.

DESCRIPTION
       Fires when a write to a shared page requires a page copy. This is always preceded by a vm.shared_write.



SystemTap Tapset Reference                                 August 2011                                 PROBE::VM.WRITE_SH(3stap)