Innobase Oy gratefully acknowledges the following contributions from Sun Microsystems, Inc. to improve InnoDB performance:
Introducing the PAUSE instruction inside spin loops, as discussed in Section 7.13, “Using the PAUSE instruction in InnoDB spin loops”. This change increases performance in high concurrency, CPU-bound workloads.
Enabling inlining of functions and prefetch with Sun Studio.
Changes from the Sun Microsystems, Inc. contribution were
incorporated in the following source code files:
univ.i
, ut0ut.c
, and
ut0ut.h
.
This contribution is incorporated subject to the conditions
contained in the file COPYING.Sun_Microsystems
,
which are reproduced here.
Copyright (c) 2009, Sun Microsystems, Inc.
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disclaimer in the documentation and/or other materials
provided with the distribution.
* Neither the name of Sun Microsystems, Inc. nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior written
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This is the User’s Guide for InnoDB storage engine 1.1 for MySQL 5.5, generated on 2010-04-13 (revision: 19994) .