Thread (170 messages) 170 messages, 32 authors, 2007-08-16

Re: [PATCH 00/23] per device dirty throttling -v8

From: Arjan van de Ven <hidden>
Date: 2007-08-04 20:35:47
Also in: lkml

quoted
People just need to know about the performance differences - very few 
realise its more than a fraction of a percent. I'm sure Gentoo will 
use relatime the moment anyone knows its > 5% 8)
noatime,nodiratime gave 50% of wall-clock kernel rpm build performance 
improvement for Dave Jones, on a beefy box. Unless i misunderstood what 
you meant under 'fraction of a percent' your numbers are _WAY_ off.
it's also a Watt or so of power if you have the AHCI ALPM patches in the
kernel (which are pending mainline inclusion)...


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