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Date:      Sun, 08 Jun 2014 22:15:23 +0200
From:      Willem Jan Withagen <wjw@digiware.nl>
To:        Peter Grehan <grehan@freebsd.org>
Cc:        FreeBSD virtualization <freebsd-virtualization@freebsd.org>
Subject:   Re: Bheve: Slow linux syscalls on AMD
Message-ID:  <5394C45B.2030608@digiware.nl>
In-Reply-To: <53948E1C.2020408@freebsd.org>
References:  <5388B56D.1000501@digiware.nl>	<20140530212900.6B74B6BF@hub.freebsd.org>	<53891BC1.9050701@digiware.nl>	<53891EAA.8040105@freebsd.org>	<538927FC.3000903@digiware.nl>	<53939AE2.80804@freebsd.org>	<539434B6.6020804@digiware.nl> <CALnRwMQFmQRxg0jWi5tqXFXARsj-sD5F3wAAXdTvNf7%2BVPoezw@mail.gmail.com> <5394817F.4030203@digiware.nl> <53948DA5.4040000@digiware.nl> <53948E1C.2020408@freebsd.org>

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On 8-6-2014 18:23, Peter Grehan wrote:
>> Still seeing that a 2 CPU VM is using about 100% of 1 cpu when idleing,
>> but that is another minor challenge.
> 
>  I know what that one is: should have a fix shortly.

I've done some of the syscall tests, like before.
getuid(2) is now down to 350 nsec...
Running the same on the bare metal with FreeBSD gives 140 nsec....

So I can't be complaining....

Comparing umask(2) is more the same:
	151 nsec
versus VM linux:
	 364 nsec

--WjW





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