From owner-freebsd-current Sat Jul 15 10:43:14 1995 Return-Path: current-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id KAA13593 for current-outgoing; Sat, 15 Jul 1995 10:43:14 -0700 Received: from hutcs.cs.hut.fi (root@hutcs.cs.hut.fi [130.233.192.2]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id KAA13587 for ; Sat, 15 Jul 1995 10:43:12 -0700 Received: from shadows.cs.hut.fi by hutcs.cs.hut.fi with SMTP id AA25715 (5.65c8/HUTCS-S 1.4 for ); Sat, 15 Jul 1995 20:43:07 +0300 Received: (hsu@localhost) by shadows.cs.hut.fi (8.6.10/8.6.10) id UAA01456; Sat, 15 Jul 1995 20:43:08 +0300 Date: Sat, 15 Jul 1995 20:43:08 +0300 Message-Id: <199507151743.UAA01456@shadows.cs.hut.fi> From: Heikki Suonsivu To: Pete Carah Cc: freebsd-current@freefall.cdrom.com In-Reply-To: Pete Carah's message of 2 Jul 1995 22:29:41 +0300 Subject: Re: kern/579: sio: RS_IBUFSIZE 256 too small Organization: Helsinki University of Technology, Otaniemi, Finland Sender: current-owner@FreeBSD.org Precedence: bulk >> I changed RS_IBUFSIZE from 256 to 4096, and the problem disappeared. >> It might be that a smaller amount would be sufficient (I don't mind I make this problem go away just by increasing ttyhog without touching ibufsize; this is why I don't think there is any interrupt latency problem; I tried increasing ttyhog instead of RS_IBUFSIZE. It looses less characters (but it still looses sometimes). But the random load-related reboots did not disappear. I'll go try increasing both RS_IBUFSIZE and TTHOG next. -- Heikki Suonsivu, T{ysikuu 10 C 83/02210 Espoo/FINLAND, hsu@cs.hut.fi home +358-0-8031121 work -4513377 fax -4555276 riippu SN