Date: Wed, 1 Aug 2001 08:48:52 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: "Justin T. Gibbs" <gibbs@scsiguy.com> Cc: "Jose M. Alcaide" <jose@we.lc.ehu.es>, <scsi@FreeBSD.ORG> Subject: Re: DLT 4000 throughput and cstream Message-ID: <20010801084833.B57962-100000@wonky.feral.com> In-Reply-To: <200107311706.f6VH6kI34994@aslan.scsiguy.com>
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On Tue, 31 Jul 2001, Justin T. Gibbs wrote: > >It does indeed look like this *might* be a dump issue- but it also could > >simply be that any single threaded action for dump(8) is going to make for > >lousy performance. > > Dump has lots of issues. I once talked with John Polstra about fixing it. > The scheme we talked about would have increased dumps performance by ~10X. > Unfortunately the funding for that project (at my former employer) dried up. Was this was for implementing the async i/o stuff that Solaris used? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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