I made the same comment several months ago and received a rather cool
reception. I was simply told to change it to my liking in login.conf.
-Kip
On Sat, 1 Jan 2000, John W. DeBoskey wrote:
> Hi,
>
> On a FreeBSD 4.0-19991223-SNAP system...
>
> I just ran into a situation that caused me to have to reboot
> the machine before understanding what had really happenned...
>
> The problems comes down to:
>
> kern.maxfiles: 4136
> kern.maxfilesperproc: 4136
>
>
> Thus, because I had a root uid server that looped chewing
> up file descriptors, it also filled up the system file table.
>
> I realize this is end-user/administrator fixable, but I'm
> not sure the default should have these be the same...
>
> Thanks,
> John
>
> kernel config below:
>
> #
> # For more information on this file, please read the handbook section on
> # Kernel Configuration Files:
> #
> # http://www.freebsd.org/handbook/kernelconfig-config.html
> #
> # The handbook is also available locally in /usr/share/doc/handbook
> # if you've installed the doc distribution, otherwise always see the
> # FreeBSD World Wide Web server (http://www.FreeBSD.ORG/) for the
> # latest information.
> #
> # An exhaustive list of options and more detailed explanations of the
> # device lines is also present in the ./LINT configuration file. If you are
> # in doubt as to the purpose or necessity of a line, check first in LINT.
> #
> # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.217 1999/12/19 20:33:05 billf Exp $
>
> machine i386
> #cpu I386_CPU
> #cpu I486_CPU
> #cpu I586_CPU
> cpu I686_CPU
> ident BBKERN
> maxusers 128
>
> #makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols
>
> options MATH_EMULATE #Support for x87 emulation
> options INET #InterNETworking
> options FFS #Berkeley Fast Filesystem
> options FFS_ROOT #FFS usable as root device [keep this!]
> options MFS #Memory Filesystem
> options MD_ROOT #MD is a potential root device
> options NFS #Network Filesystem
> options NFS_ROOT #NFS usable as root device, "NFS" req'ed
> options MSDOSFS #MSDOS Filesystem
> options CD9660 #ISO 9660 Filesystem
> options CD9660_ROOT #CD-ROM usable as root. "CD9660" req'ed
> options PROCFS #Process filesystem
> options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
> options SCSI_DELAY=15000 #Be pessimistic about Joe SCSI device
> options UCONSOLE #Allow users to grab the console
> options USERCONFIG #boot -c editor
> options VISUAL_USERCONFIG #visual boot -c editor
> options KTRACE #ktrace(1) syscall trace support
> options SYSVSHM #SYSV-style shared memory
> options SYSVMSG #SYSV-style message queues
> options SYSVSEM #SYSV-style semaphores
> options SEMMNI=1024 # 1024 semaphore ids
> options SEMMNS=1024 # 1024 semaphores
>
> # To make an SMP kernel, the next two are needed
> #options SMP # Symmetric MultiProcessor Kernel
> #options APIC_IO # Symmetric (APIC) I/O
> # Optionally these may need tweaked, (defaults shown):
> #options NCPU=2 # number of CPUs
> #options NBUS=4 # number of busses
> #options NAPIC=1 # number of IO APICs
> #options NINTR=24 # number of INTs
>
> controller isa0
> #controller eisa0
> controller pci0
>
> # Floppy drives
> controller fdc0 at isa? port IO_FD1 irq 6 drq 2
> device fd0 at fdc0 drive 0
> device fd1 at fdc0 drive 1
>
> # ATA and ATAPI devices
> controller ata0 at isa? port IO_WD1 irq 14
> controller ata1 at isa? port IO_WD2 irq 15
> controller ata2
> device atadisk0 # ATA disk drives
> device atapicd0 # ATAPI CDROM drives
> device atapifd0 # ATAPI floppy drives
> device atapist0 # ATAPI tape drives
> options ATA_STATIC_ID #Static device numbering
> #options ATA_ENABLE_ATAPI_DMA #Enable DMA on ATAPI devices
>
> # SCSI Controllers
> # A single entry for any of these controllers (ahb, ahc, amd, ncr, etc...) is
> # sufficient for any number of installed devices.
> #controller ahb0 # EISA AHA1742 family
> controller ahc0 # AHA2940 and onboard AIC7xxx devices
> #controller amd0 # AMD 53C974 (Teckram DC-390(T))
> #controller dpt0 # DPT Smartcache - See LINT for options!
> #controller isp0 # Qlogic family
> #controller ncr0 # NCR/Symbios Logic
> #controller sym0 # NCR/Symbios Logic (do not mix with ncr, it conflicts)
>
> #controller adv0 at isa? port ? irq ?
> #controller adw0
> #controller bt0 at isa? port ? irq ?
> #controller aha0 at isa? port ? irq ?
> #controller aic0 at isa? port ? irq ?
>
> # SCSI peripherals
> # Only one of each of these is needed, they are dynamically allocated.
> controller scbus0 # SCSI bus (required)
> device da0 # Direct Access (disks)
> device sa0 # Sequential Access (tape etc)
> device cd0 # CD
> device pass0 # Passthrough device (direct SCSI access)
>
> # RAID controllers
> #device amr0 # AMI MegaRAID
> #device mlx0 # Mylex DAC960 family
>
> # atkbdc0 controls both the keyboard and the PS/2 mouse
> controller atkbdc0 at isa? port IO_KBD
> device atkbd0 at atkbdc? irq 1
> device psm0 at atkbdc? irq 12
>
> device vga0 at isa? port ? conflicts
>
> # splash screen/screen saver
> pseudo-device splash
>
> # syscons is the default console driver, resembling an SCO console
> device sc0 at isa?
>
> # Enable this and PCVT_FREEBSD for pcvt vt220 compatible console driver
> #device vt0 at isa?
> #options XSERVER # support for X server
> #options FAT_CURSOR # start with block cursor
> # If you have a ThinkPAD, uncomment this along with the rest of the PCVT lines
> #options PCVT_SCANSET=2 # IBM keyboards are non-std
>
> # Floating point support - do not disable.
> device npx0 at nexus? port IO_NPX irq 13
>
> # Power management support (see LINT for more options)
> #device apm0 at nexus? disable flags 0x20 # Advanced Power
>Management
>
> # PCCARD (PCMCIA) support
> #controller card0
> #device pcic0 at isa?
> #device pcic1 at isa?
>
> # Serial (COM) ports
> device sio0 at isa? port IO_COM1 flags 0x10 irq 4
> device sio1 at isa? port IO_COM2 irq 3
> device sio2 at isa? disable port IO_COM3 irq 5
> device sio3 at isa? disable port IO_COM4 irq 9
>
> # Parallel port
> device ppc0 at isa? port? flags 0x40 irq 7
> controller ppbus0 # Parallel port bus (required)
> device lpt0 # Printer
> #device plip0 # TCP/IP over parallel
> device ppi0 # Parallel port interface device
> #controller vpo0 # Requires scbus and da0
>
>
> # PCI Ethernet NICs.
> #device de0 # DEC/Intel DC21x4x (``Tulip'')
> device fxp0 # Intel EtherExpress PRO/100B (82557, 82558)
> #device tx0 # SMC 9432TX (83c170 ``EPIC'')
> device vx0 # 3Com 3c590, 3c595 (``Vortex'')
>
> # PCI Ethernet NICs that use the common MII bus controller code.
> controller miibus0 # MII bus support
> #device dc0 # DEC/Intel 21143 and various workalikes
> #device rl0 # RealTek 8129/8139
> #device sf0 # Adaptec AIC-6915 (``Starfire'')
> #device sis0 # Silicon Integrated Systems SiS 900/SiS 7016
> #device ste0 # Sundance ST201 (D-Link DFE-550TX)
> #device tl0 # Texas Instruments ThunderLAN
> #device vr0 # VIA Rhine, Rhine II
> #device wb0 # Winbond W89C840F
> device xl0 # 3Com 3c90x (``Boomerang'', ``Cyclone'')
>
> # ISA Ethernet NICs.
> #device ed0 at isa? port 0x280 irq 10 iomem 0xd8000
> #device ex0 at isa? port? irq?
> # NOTE: This removes the isa attachment so that the pccard unit numbers
> # come out right.
> device ep0
> # WaveLAN/IEEE 802.1 wireless NICs. Note: the WaveLAN/IEEE really
> # exists only as a PCMCIA device, so there is no ISA attatement needed
> # and resources will always be dynamically assigned by the pccard code.
> #device wi0
> # The probe order of these is presently determined by i386/isa/isa_compat.c.
> #device ie0 at isa? port 0x300 irq 10 iomem 0xd0000
> #device fe0 at isa? port 0x300 irq ?
> #device le0 at isa? port 0x300 irq 5 iomem 0xd0000
> #device lnc0 at isa? port 0x280 irq 10 drq 0
> #device cs0 at isa? port 0x300 irq ?
> #device sn0 at isa? port 0x300 irq 10
> # requires PCCARD (PCMCIA) support to be activated
> #device xe0 at isa? port? irq ?
>
> # Pseudo devices - the number indicates how many units to allocated.
> pseudo-device loop # Network loopback
> pseudo-device ether # Ethernet support
> #pseudo-device sl 1 # Kernel SLIP
> pseudo-device ppp 1 # Kernel PPP
> #pseudo-device tun # Packet tunnel.
> pseudo-device pty # Pseudo-ttys (telnet etc)
> pseudo-device md # Memory "disks"
>
> # The `bpf' pseudo-device enables the Berkeley Packet Filter.
> # Be aware of the administrative consequences of enabling this!
> pseudo-device bpf #Berkeley packet filter
>
> # USB support
> #controller uhci0 # UHCI PCI->USB interface
> #controller ohci0 # OHCI PCI->USB interface
> #controller usb0 # USB Bus (required)
> #device ugen0 # Generic
> #device uhid0 # "Human Interface Devices"
> #device ukbd0 # Keyboard
> #device ulpt0 # Printer
> #controller umass0 # Disks/Mass storage - Requires scbus and da0
> #device ums0 # Mouse
>
>
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