Date: Mon, 30 Oct 1995 12:38:58 -0600 From: "Charles F. Randall" <crandall@dmacc.cc.ia.us> To: Petri Helenius <pete@sms.fi> Cc: freebsd-fs@freebsd.org Subject: Re: Cache FS? (willing to help) Message-ID: <9510301238.ZM10955@vislab19.dmacc.cc.ia.us> In-Reply-To: Petri Helenius <pete@sms.fi> "Cache FS? (willing to help)" (Oct 30, 7:49pm) References: <9510301043.ZM10844@vislab19.dmacc.cc.ia.us> <199510301749.TAA02525@silver.sms.fi>
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On Oct 30, 7:49pm, Petri Helenius wrote: > Charles F. Randall writes: > > In essence, you create a fixed-size "cache file" on a local disk and > > then point cachefs at the filesystem you wish to cache (most likely > > NFS and/or CDROM). > > > > Are there any plans in FreeBSD for anything like this? > > > Why bother? If you have a slow network, you buy a faster network, if your > cdrom is slow, you buy a faster cdrom, not more disk space. In my opinion > this is not cost-effective because you cannot get definite performance > impact. Consider the situation where the NFS server and client (with a small local disk) are connected by a slow network link which you do not own. An extreme example, but it should illustrate my point. The client-side caching in AFS should serve another implemented example. -Randy -- Charles F. Randall E-mail: crandall@dmacc.cc.ia.us UNIX Systems Programmer Voice: (515) 965-7057 FAX: (515) 965-7305
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