Date: Fri, 10 Jul 1998 18:10:56 -0600 From: "Danny R. Johnston" <Danny_Johnston@simn.com> To: freebsd-questions@FreeBSD.ORG Subject: tty-level buffer overflows Message-ID: <35A6AD90.4A5957D@simn.com>
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I am using a freebsd machine as a fax server and I am having tty-level
buffer overflows on some ports. Is there somewhere that I can increase
the buffer size? I have a 200 MHz Cpu with 64 Meg of ram. The com
ports are on a mulitport digibord with 16 ports. Any help would be
apreciated.
Copyright (c) 1992-1998 FreeBSD Inc.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights
reserved.
FreeBSD 2.2.6-RELEASE #0: Wed Jun 10 11:43:00 MDT 1998
danny@mail.simn.com:/usr/src/sys/compile/Mail
CPU: Pentium (200.46-MHz 586-class CPU)
Origin = "GenuineIntel" Id = 0x543 Stepping=3
Features=0x8001bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,MMX>
real memory = 67108864 (65536K bytes)
avail memory = 63307776 (61824K bytes)
Probing for devices on PCI bus 0:
chip0 <Intel 82439TX PCI cache memory controller> rev 1 on pci0:0:0
chip1 <Intel 82371AB PCI-ISA bridge> rev 1 on pci0:7:0
chip2 <Intel 82371AB IDE interface> rev 1 on pci0:7:1
chip3 <Intel 82371AB USB interface> rev 1 int d irq 11 on pci0:7:2
chip4 <Intel 82371AB Power management controller> rev 1 on pci0:7:3
vx0 <3COM 3C905 Fast Etherlink XL PCI> rev 0 int a irq 10 on pci0:9:0
mii[*mii*]: disable 'auto select' with DOS util! address
00:60:97:84:d8:b4
vga0 <VGA-compatible display device> rev 6 int a irq 11 on pci0:11:0
Probing for devices on the ISA bus:
sc0 at 0x60-0x6f irq 1 on motherboard
sc0: VGA color <16 virtual consoles, flags=0x0>
sio0 at 0x3f8-0x3ff irq 4 on isa
sio0: type 16550A
sio1 at 0x2f8-0x2ff irq 3 on isa
sio1: type 16550A
sio4 at 0x100-0x107 flags 0xb05 on isa
sio4: type 16550A (multiport)
sio5 at 0x108-0x10f flags 0xb05 on isa
sio5: type 16550A (multiport)
sio6 at 0x110-0x117 flags 0xb05 on isa
sio6: type 16550A (multiport)
sio7 at 0x118-0x11f flags 0xb05 on isa
sio7: type 16550A (multiport)
sio8 at 0x120-0x127 flags 0xb05 on isa
sio8: type 16550A (multiport)
sio9 at 0x128-0x12f flags 0xb05 on isa
sio9: type 16550A (multiport)
sio10 at 0x130-0x137 flags 0xb05 on isa
sio10: type 16550A (multiport)
sio11 at 0x138-0x13f irq 5 flags 0xb05 on isa
sio11: type 16550A (multiport master)
sio12 at 0x148-0x14f flags 0xb05 on isa
sio12: type 16550A (multiport)
sio13 at 0x150-0x157 flags 0xb05 on isa
sio13: type 16550A (multiport)
sio14 at 0x158-0x15f flags 0xb05 on isa
sio14: type 16550A (multiport)
sio15 at 0x160-0x167 flags 0xb05 on isa
sio15: type 16550A (multiport)
sio16 at 0x168-0x16f flags 0xb05 on isa
sio16: type 16550A (multiport)
sio17 at 0x178-0x17f flags 0xb05 on isa
sio17: type 16550A (multiport)
sio18 at 0x180-0x187 flags 0xb05 on isa
sio18: type 16550A (multiport)
sio19 at 0x188-0x18f flags 0xb05 on isa
sio19: type 16550A (multiport)
lpt0 at 0x378-0x37f irq 7 on isa
lpt0: Interrupt-driven port
lp0: TCP/IP capable interface
fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
fdc0: FIFO enabled, 8 bytes threshold
fd0: 1.44MB 3.5in
wdc0 at 0x1f0-0x1f7 irq 14 on isa
wdc0: unit 0 (wd0): <FUJITSU M1623TAU>
wd0: 1623MB (3324384 sectors), 3298 cyls, 16 heads, 63 S/T, 512 B/S
wdc1 not found at 0x170
npx0 flags 0x1 on motherboard
npx0: INT 16 interface
Intel Pentium F00F detected, installing workaround
sio8: 79 more tty-level buffer overflows (total 79)
sio8: 3840 more tty-level buffer overflows (total 3919)
sio8: 3840 more tty-level buffer overflows (total 7759)
sio8: 3840 more tty-level buffer overflows (total 11599)
sio8: 3149 more tty-level buffer overflows (total 14748)
sio8: 101 more tty-level buffer overflows (total 14849)
sio8: 194 more tty-level buffer overflows (total 15043)
sio8: 24 more tty-level buffer overflows (total 15067)
sio8: 3650 more tty-level buffer overflows (total 18717)
sio8: 3840 more tty-level buffer overflows (total 22557)
sio8: 3840 more tty-level buffer overflows (total 26397)
sio8: 3418 more tty-level buffer overflows (total 29815)
sio8: 2191 more tty-level buffer overflows (total 32006)
sio8: 2308 more tty-level buffer overflows (total 34314)
sio8: 1 more tty-level buffer overflow (total 34315)
sio8: 4 more tty-level buffer overflows (total 34319)
sio9: 2460 more tty-level buffer overflows (total 2460)
sio9: 3840 more tty-level buffer overflows (total 6300)
sio9: 3840 more tty-level buffer overflows (total 10140)
sio9: 3840 more tty-level buffer overflows (total 13980)
sio9: 768 more tty-level buffer overflows (total 14748)
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