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Re: kern/52273: filesystems don't take advantage of VFS read-ahead
The following reply was made to PR kern/52273; it has been noted by GNATS.
From: "J. Hannken-Illjes" <hannken%eis.cs.tu-bs.de@localhost>
Subject: Re: kern/52273: filesystems don't take advantage of VFS read-ahead
Date: Mon, 5 Jun 2017 16:12:29 +0200
As breadn() gets used for metadata/directories only this doesn't
look that bad. Read ahead for regular files is part of UVM, see
uvm_ra_request() and uvm_readahead().
J. Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig (Germany)
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