Date: Wed, 14 Jul 2010 16:41:54 +0200 From: Joerg Sonnenberger <joerg@britannica.bec.de> To: freebsd-hackers@freebsd.org Subject: Re: sysctl way too slow Message-ID: <20100714144154.GB2186@britannica.bec.de> In-Reply-To: <1007142345320.5546@smasher> References: <1007142345320.5546@smasher>
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On Wed, Jul 14, 2010 at 11:49:07PM +1200, Atom Smasher wrote: > the same info is available on linux via /sys and /proc and on > comparable hardware, i can get the info about 100x faster. Are you sure that Linux is not just caching the data? I know of at least one system where it takes more than 100ms to query the battery state due to extremely slow hardware, I wouldn't be surprised if you can do worse. Joerg
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