Port-powerpc archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

16KB page ibm4xx performance

To: port-powerpc%NetBSD.org@localhost
Subject: 16KB page ibm4xx performance
From: Masao Uebayashi <uebayasi%tombi.co.jp@localhost>
Date: Mon, 16 Aug 2010 17:23:56 +0900

I'm testing XIP on OpenBlockS266 (405GPr).  It works, but it seems very
slow.  If I disable neighbor fault for MADV_NORMAL, /bin/ksh as XIP
starts up in doubled speed, and time -l shows 1/2 page reclaims.

I guess this platform needs serious TLB / cache tuning...

Masao

-- 
Masao Uebayashi / Tombi Inc. / Tel: +81-90-9141-4635

Follow-Ups:
- Re: 16KB page ibm4xx performance
  - From: Masao Uebayashi

Prev by Date: 2010Q2 package binaries for NetBSD/macppc 5.1
Next by Date: Re: 2010Q2 package binaries for NetBSD/macppc 5.1
Previous by Thread: 2010Q2 package binaries for NetBSD/macppc 5.1
Next by Thread: Re: 16KB page ibm4xx performance
Indexes:

Home | Main Index | Thread Index | Old Index