Xref: utzoo comp.unix.sysv386:2683 comp.unix.questions:27356 Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!mcsun!hp4nl!philapd!apdnm!atperf.idca.tds.philips.nl!pb From: pb@idca.tds.PHILIPS.nl (P. Brouwer) Newsgroups: comp.unix.sysv386,comp.unix.questions Subject: Re: Tuning SYSVR3 (Esix Rev D) (LONG!) Message-ID: Date: 4 Dec 90 11:34:34 GMT References: <1990Dec02.001311.16727@virtech.uucp> <1990Dec4.031037.2718@jwt.UUCP> Sender: news@idca.tds.philips.nl Reply-To: pb@idca.tds.philips.nl (Peter Brouwer) Lines: 14 Organisation: Philips Information Systems, The Netherlands. Disclaimer: This opinion is mine alone In <1990Dec4.031037.2718@jwt.UUCP> john@jwt.UUCP (John Temples) writes: >Is a cached hard disk controller a win in this situation? If you >flush a bunch of stuff to disk (but not so much as to overflow the >controller's cache), does the system's response still feel "snappy"? My guess is that a cache on a disk controller will probably a write through cache . So this will not change the behaviour if the system during a unix cache flush. -- # Peter Brouwer, | Philips Information Systems, # # NET : pb@idca.tds.philips.nl | Department P9000-i Building V2, # # UUCP : ....!mcsun!philapd!pb | P.O.Box 245,7300AE Apeldoorn,The Netherlands# # PHONE:ext [+31] [0]55 432992, | FAX :ext [+31] [0]55 433488 #