HP-UX HB v13.00 Ch-22 - Performance and Tuning

HP-UX Handbook – Rev 13.00 Page 3 (of 19)
Chapter 22 Performance & Tuning
October 29, 2013
TABLE OF CONTENTS
HP-UX Performance and Tuning ______________________________________________________ 4
Memory _________________________________________________________________________ 5
How Memory is Mapped in HP –UX __________________________________________________________ 6
Tools for monitoring memory allocation ______________________________________________________ 9
Disk I/O _________________________________________________________________________ 12
How to improve disk I/O ? ________________________________________________________________ 14
To implement asynchronous I/O on HP-UX for raw logical volumes ________________________________ 15
Load Balancing _________________________________________________________________________ 15
CPU ____________________________________________________________________________ 16
Scheduling _____________________________________________________________________________ 17
RETURN VALUE _________________________________________________________________________ 19