Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!zaphod.mps.ohio-state.edu!rpi!uupsi!sunic!news.funet.fi!funic!fuug!demos!dvv From: dvv@hq.demos.su (Dmitry V. Volodin) Newsgroups: comp.unix.internals Subject: Re: RAM disk. Message-ID: <1990Oct10.175412.10375@hq.demos.su> Date: 10 Oct 90 17:54:12 GMT References: <18560@rpp386.cactus.org> <143359@sun.Eng.Sun.COM> <18574@rpp386.cactus.org> <1850@necisa.ho.necisa.oz> <1990Oct09.121447.3336@virtech.uucp> Reply-To: dvv@hq.demos.su (Super user) Organization: DEMOS, Moscow, USSR Lines: 12 In article <1990Oct09.121447.3336@virtech.uucp> cpcahil@virtech.UUCP (Conor P. Cahill) writes: >On a system that was running near 90% utilization (i.e. very little CPU >left) we doubled the number of NBUF entries and system performance >*dropped* significantly. This was probably due to the extra time spent >searching through the buffer cache looking to see if a block was there. And what about hash queues and other neat things? Forgot them? You mean it - you get it. -- Dmitry V. Volodin | fax: +7 095 233 5016 | Call me Dima (D-'ee-...) phone: +7 095 231 2129 |