Date: Mon, 20 Dec 1999 23:31:49 +0800 From: Peter Wemm <peter@netplex.com.au> To: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> Cc: vsilyaev@mindspring.com, guido@gvr.org, dillon@freebsd.org, freebsd-emulation@FreeBSD.ORG, dbutter@wireless.net Subject: Re: VMware: Questions... Message-ID: <19991220153149.AD13C1CCE@overcee.netplex.com.au> In-Reply-To: Message from Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> of "Mon, 20 Dec 1999 12:43:23 %2B0900." <ybsaen6wa3o.wl@ett.sat.t.u-tokyo.ac.jp>
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Hidetoshi Shimokawa wrote: > > At Sun, 19 Dec 1999 12:20:17 -0500, > Vladimir N. Silyaev <vsilyaev@mindspring.com> wrote: > > > I am seeing the same freezes. I am running NT4 on a virtual drive. > > > From time to time, the NT in vmware freezes. The IDE light on the vmware > > > screen is off, yet there is a tremendous amount of disk activity > > > going on (as seen from iostat or systat -vmstat). I am seeing > > > 100 transaction per second. > > I fill such freezes with linux as guest, but I never seen any disk activity > > in that time. I don't have access to vmware sources or to any other source > > of information, so I don't have any thinks about this freezes. > > This is because mmaped file is written every 30 second by sync daemon. > The file is usually named /var/tmp/ram0 but it's unlinked right after > opened so you cannot see it by 'ls' although it exits. It would be nice if the VFS/VM system detected this automatically and switched on NOSYNC for files that got unlinked... I wouldn't be suprised if this is what Linux does. Matt, is this possible? Cheers, -Peter To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-emulation" in the body of the message
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