Date: Thu, 22 Apr 1999 15:23:49 +0100 From: Niall Smart <niall@pobox.com> To: Zhihui Zhang <zzhang@cs.binghamton.edu> Cc: freebsd-hackers@freebsd.org Subject: Re: Matthew Dillon's patch to VMIO directories Message-ID: <371F30F5.2B56818F@pobox.com> References: <Pine.GSO.3.96.990421210321.3210B-100000@sol.cs.binghamton.edu>
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> The first time I run find command, the time elapsed is 30 seconds, > comparable to the kernel without patch. The second time I run find > command, the time elapsed is only 2 seconds. And if I interprete the > output of time correctly, the first time we did 2284 I/O read, 0 I/O > write. The second time we did 0 I/O read, 259 I/O write. Would it be correct to attribute the writes due to paging caused by the memory used to cache directory entries, or is this more likely to be noise? Regards, Niall To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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