Date: Tue, 3 Nov 2015 14:09:08 +0000 From: Matthew Seaman <matthew@FreeBSD.org> To: freebsd-ports@freebsd.org Subject: Re: ccache's cleanup algorithm Message-ID: <5638C004.8030404@FreeBSD.org> In-Reply-To: <201511031326.tA3DQkGW004763@sdf.org> References: <201511031326.tA3DQkGW004763@sdf.org>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --v6rOUMc3SODIikeRDgAFwHi3b4dRMbTnH Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 03/11/2015 13:26, Scott Bennett wrote: > If it's really using LRM instead of LRU, > can anyone explain why? It's fairly common to mount filesystems noatime -- it's the default for ZFS setups created by the installer nowadays I believe, plus it is common on other unix-like OSes. Which means tracking atime is quit likely to be useless for ccache. Tracking mtime may simply be the next best alternative. Cheers, Matthew --v6rOUMc3SODIikeRDgAFwHi3b4dRMbTnH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2 iQJ8BAEBCgBmBQJWOMALXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ2NTNBNjhCOTEzQTRFNkNGM0UxRTEzMjZC QjIzQUY1MThFMUE0MDEzAAoJELsjr1GOGkATDpsQAKwRoD3eb3ZUCLalHFBezoUe OD8UZ1PHDUcWnbjiM5ql/3MmrfioomY/GYKINMpd3ilt6EymcMIsZAHoIApCJjGI NlO6WKpNYBZaRsirB/n6VHTVBekEuCN6QV8flp1LYb8jCUWA06eEpd1FyMzk8qF1 B5ltgkp6F3A0NMjqxP5k9mtyQPwk8aihtggch52Qwy/69RoDx64OwYRpSCP7YNld PobJDuu7Yo/8b1R1mdbLcSQ+raHB8+o3LpbMMRn8WgVYHN3zxaaU+Xc5uj80dcWC r9HCxuEfmPwDrOzUHx3O+wc0YuFzPJ/7R55HRKUSHfwktdbk/i3gHfxHjB4ncoMz z7wVDRkexE14LXYOFdO3MT8BOYhFfuXMFnZ+5Klw7M5U6jTGdVzsmqBRwQqE/XqT 4mnFAHkSoTlMOZsviu+aNLqVTfBScgrinGbT9ZjbkoiDEgqZ9b2bnZzzK9k/qMsP MMBzxjJlWP0jo0YqF7+LLfhH+ObvAfRbdohVXKrbSzB8ycO4Y7Mojdoc1xaI5vWu zoHynFatzVsw0UwzP9WCJt5fAH125QE+MBnE0a+WqDP/cFZIWrS/z/Z4776ekVjG 7b5qKRnJUb2xHW04t2icu0UdoZmxgYKqJF7sKds1Dr2MQS5jmRbj8uDoXregHVL0 rvzY33BOArVV0oVHuCt4 =Pzl0 -----END PGP SIGNATURE----- --v6rOUMc3SODIikeRDgAFwHi3b4dRMbTnH--
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