Date: Fri, 19 Feb 1999 19:56:02 +0100 From: Joakim Henriksson <murduth@ludd.luth.se> To: SANETO Takanori <sanewo@ba2.so-net.ne.jp> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: mfs behaviour change in last couple months? Message-ID: <199902191856.TAA21622@rmstar.campus.luth.se> In-Reply-To: Your message of "Sat, 20 Feb 1999 00:42:11 %2B0900." <199902191542.AAA24794@mail.ba2.so-net.ne.jp>
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> Recently (since the end of last year, I guess) I noticed that when > mounting mfs, heavy disk I/O occurs. It seems that mfs's VM space is > swapped (or paged) out when it is invoked (or when mfs newfs'es its VM > space). I have seen this also, i've even sent in a PR for it bin/9444 if anyone is interested. > Could it be because of an mfs implementation change? VM? This occured for me before any of the changes in the VM system came in so that is not the culprit anyway. Other than that i have absolutely no idea what could cause MFS to "touch" a lot of pages. -- regards/ Joakim To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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