lttv/lttv/modules/gui/diskperformance/block.xml

   1 <facility name=block>
   2   <description>block facility has events related to block read and block written.</description>
   3
   4    <event name=read>
   5     <description>block read for disk data</description>
   6     <field name="major"> <description>major number of the device</description> <int/> </field>
   7     <field name="minor"> <description>minor number of the device</description> <int/> </field>
   8     <field name="bytes"> <description>number of bytes read</description> <size_t/> </field>
   9   </event>
  10
  11    <event name=write>
  12     <description>Block write event </description>
  13     <field name="major"> <description>major number of the device</description> <int/> </field>
  14     <field name="minor"> <description>minor number of the device</description> <int/> </field>
  15     <field name="bytes"> <description>number of bytes written</description> <size_t/> </field>
  16   </event>
  17
  18
  19 </facility>