Date: Thu, 21 Jan 2016 14:16:32 -0800 From: Adrian Chadd <adrian.chadd@gmail.com> To: Ryan Stone <rysto32@gmail.com> Cc: freebsd-transport@freebsd.org Subject: Re: Flamegraph of 8KB message bottlenecks Message-ID: <CAJ-Vmokgtkx_Xjn6o9fbC3GyybBMNsX9Y9geLnznPMfxuHMTDA@mail.gmail.com> In-Reply-To: <CAFMmRNwwRmdEbBaL=pNzThHSA0skmhrsVH9sFkn-A2Txu=Q%2BnQ@mail.gmail.com> References: <CAFMmRNzBfNB7Fr3VYKJwHpxt1CBc4gT6Yh%2Bqx2u2O_K1KF3nxQ@mail.gmail.com> <CAJ-Vmo=CLt7xL04pTRui-qdsSeugsHqu3pCOYOKQT-mARPfEkg@mail.gmail.com> <CAFMmRNwwRmdEbBaL=pNzThHSA0skmhrsVH9sFkn-A2Txu=Q%2BnQ@mail.gmail.com>
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A lot of that syscall time is in kevent, doing fget locking. What kind of filedescriptor is being used here? Just a normal socket, or is it kqueue on some /dev entry or something? What's that "idb_" stuff? -a
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