Date: Thu, 10 Aug 95 23:53 CDT From: steve@simon.chi.il.us (Steven E. Piette) To: bugs@freebsd.org, mrcpu@cdsnet.net Subject: Re: Incredibly slow performance of 3c509 under 2.1.0-SNAP Message-ID: <m0sgm64-000NAvC@simon.chi.il.us>
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> From freefall.FreeBSD.org!owner-freebsd-bugs Thu Aug 10 23:18:48 1995 > Sender: freefall.FreeBSD.org!owner-freebsd-bugs > Date: Thu, 10 Aug 1995 13:53:39 -0700 (PDT) > From: Jaye Mathisen <mrcpu@cdsnet.net> > To: bugs@freebsd.org > Subject: Incredibly slow performance of 3c509 under 2.1.0-SNAP > > > Argh, this is a step in the wrong direction... > > Thanks to Justin I got my geometry problems squared away. Software > re-installed fine, but the ethernet card on a good day with a tailwind is > getting maybe a kilobyte or so per second. > > > vmstat -i and vmstat don't show any unusual activity, and adjacent boxes > running BSD/OS and the same cards/hardware zip along like crazy. > > It's especially noticeable when editing, as even with vi, it only draws > about half the screen at a time, then a pause, then a draw, then a pause. > > I just finished ftp'ing a 600kilobyte file, and it took 400 seconds at a > grand total of 1.5Kbps. > > The transfer is extremely slow in both directions, both gets and puts. > > This would explain why it took something like 12 hours to install via > FTP, I thought it was wcarchive, but it doesn't look like it. > > Let's see, fresh SNAP install, on a P5-90/PCI (triton), 3c509, I think > a Cirrus PCI video, and a 2940 SCSI, with 4 Conner drives on it. > > I have run BSD/OS on this config, modulo a BusLogic rather than Adaptec, > and it hauls butt. > > (I should also mention that modulo networking, everything from the > console screams). > > #dmesg output: > FreeBSD 2.1.0-950726-SNAP #0: Thu Aug 10 11:53:38 PDT 1995 > 1 3C5x9 board(s) on ISA found at 0x300 > ep0 at 0x300-0x30f irq 10 on isa > ep0: aui/utp[*UTP*] address 00:20:af:a1:56:9c irq 10 ^^^^^^ > Probing for devices on the pci0 bus: > configuration mode 1 allows 32 devices. > chip0 <CPU-PCI bridge> rev 1 on pci0:0 > chip1 <PCI-ISA bridge> rev 2 on pci0:7 > vga0 <VGA-compatible display device> rev 72 int a irq 10 on pci0:8 ^^^^^ > ahc0 <Adaptec 2940 SCSI host adapter> rev 0 int a irq 11 on pci0:11 > > > Any ideas desparately appreciated, I don't want to go back. > IRQ problems maybe? Steve
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