From owner-freebsd-questions Thu Oct 12 14:25:45 2000 Delivered-To: freebsd-questions@freebsd.org Received: from sigbus.com (sigbus.com [207.211.10.110]) by hub.freebsd.org (Postfix) with ESMTP id 697F337B503 for ; Thu, 12 Oct 2000 14:25:42 -0700 (PDT) Received: (from henrich@localhost) by sigbus.com (8.9.3/8.9.3) id OAA10433 for freebsd-questions@freebsd.org; Thu, 12 Oct 2000 14:25:42 -0700 (PDT) (envelope-from henrich) Date: Thu, 12 Oct 2000 14:25:42 -0700 From: Charles Henrich To: freebsd-questions@freebsd.org Subject: sa driver Message-ID: <20001012142542.G10183@sigbus.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0pre2i X-Operating-System: FreeBSD 3.3-RELEASE X-PGP-Fingerprint: 1024/F7 FD C7 3A F5 6A 23 BF 76 C4 B8 C9 6E 41 A4 4F Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG When writing to two tape devices at the same time, even when each tape device is on its own bus, it seems the performance of one impacts the other. Is there some single threaded kernel action going on in the sa driver? -Crh Charles Henrich Manex Visual Effects henrich@sigbus.com http://www.sigbus.com/~henrich To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message