Performance Metric kcml.native.io

Summary

Native I/O

Send Condition

CLOSE # & periodically during READ #, WRITE #, PRINT, DATALOAD BA/BU and DATASAVE BA/BU

Overview

Records the activity of a native file. Measures how much data is written to, and read from, a file and how long it takes to do so.

Statistics

Name	Type	Description
file	string	File name
nread	count	Number of read system calls
readbytes	count	Number of bytes read
readtime	usec	Number of micro-seconds waiting for data to be read
nwrite	count	Number of write system calls
writebytes	count	Number of bytes written
writetime	usec	Number of micro-seconds waiting for data to be written
handle	num	File handle
device	string	$DEVICE address

General Form

kcml.native.io,file=string,nread=count,readbytes=count,readtime=usec,nwrite=count,writebytes=count,writetime=usec,handle=num,device=string