Date: Sun, 30 Oct 2011 23:13:42 +1100 From: Adrian Chadd <adrian@freebsd.org> To: Lev Serebryakov <lev@freebsd.org> Cc: arch@freebsd.org Subject: Re: [PATCH] fadvise(2) system call Message-ID: <CAJ-Vmoko7j6bWPyQQKcPRDrnKFgf6KCDNvrN6xoOwuMTs%2BopDg@mail.gmail.com> In-Reply-To: <1124900347.20111030160330@serebryakov.spb.ru> References: <201110281426.00013.jhb@freebsd.org> <4EAB550E.3060603@FreeBSD.org> <458756137.20111030024046@serebryakov.spb.ru> <CAJ-Vmo=D-b1SJ0WjJGGJ_WPK8FvE-fptDPRCGyMVhOm=FR8RYA@mail.gmail.com> <908954806.20111030130143@serebryakov.spb.ru> <CAJ-VmomdJnGqgRWH9zop=Opc=B6MxhCnL%2B1LSroUo3Np7LJNQg@mail.gmail.com> <1855260864.20111030155231@serebryakov.spb.ru> <CAJ-Vmo=MGkuaoq7=X8bCc-potxYsm22sCSqu3wMceaMNQAwOiw@mail.gmail.com> <1124900347.20111030160330@serebryakov.spb.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
Yup, and the Linux AIO code is a bit silly. The last time I checked, it issued one outstanding read/write per FD, so you were't exactly going to get great parallel IO on a single file with their POSIX AIO support. :) I kinda hope that's changed. Adrian
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CAJ-Vmoko7j6bWPyQQKcPRDrnKFgf6KCDNvrN6xoOwuMTs%2BopDg>