This is an old revision of the document!
# uname -a # ls -l /boot/kernel/kernel # ls -l /boot/kernel/*ko
# sysctl net.inet.ip.ttl=2 # cat /etc/sysctl.conf # cat /boot/loader.conf
hint.acpi.0.disabled="1"
# kldstat # kldload ipfw # sysctl net.inet.ip.fw.enable=0
[server:~] # cp -r /boot/kernel/ /boot/kernel.generic/
[server:~] # mkdir /cdrom/ [server:~] # mount -t cd9660 /dev/cd0 /cdrom/ [server:~] # cd / [server:/] # tar -tf /cdrom/usr/freebsd-dist/src.txz [server:/] # cd
[server:~] # mkdir /usr/src [server:~] # mount /cdrom [server:~] # cd /cdrom/X-RELEASE/src/ [server:/cdrom/X-RELEASE/src] # ./install.sh base sys Extracting sources into /usr/src... Extracting source component: base Extracting source component: sys Done extracting sources. [server:/cdrom/X-RELEASE/src] # cd [server:~] # umount /cdrom/
[server:~] # freebsd-update fetch [server:~] # freebsd-update install
Задача - уменьшенить размер ядра
[server:~] # cd /usr/src/sys/i386/conf/ [server:sys/i386/conf] # cp GENERIC KERN [server:sys/i386/conf] # ee KERN [server:sys/i386/conf] # sed -E '/#.*device/d' KERN # cpu I486_CPU # cpu I586_CPU cpu I686_CPU ident KERN makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols options SCHED_ULE # ULE scheduler options PREEMPTION # Enable kernel thread preemption options INET # InterNETworking # options INET6 # IPv6 communications protocols options SCTP # Stream Control Transmission Protocol options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options NFSCLIENT # Network Filesystem Client options NFSSERVER # Network Filesystem Server options NFSLOCKD # Network Lock Manager options NFS_ROOT # NFS usable as /, requires NFSCLIENT options MSDOSFS # MSDOS Filesystem options CD9660 # ISO 9660 Filesystem options PROCFS # Process filesystem (requires PSEUDOFS) options PSEUDOFS # Pseudo-filesystem framework options GEOM_PART_GPT # GUID Partition Tables. options GEOM_LABEL # Provides labelization options COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!] options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev options ADAPTIVE_GIANT # Giant mutex is adaptive. options STOP_NMI # Stop CPUS using NMI instead of IPI options AUDIT # Security event auditing #options KDTRACE_HOOKS # Kernel DTrace hooks # To make an SMP kernel, the next two lines are needed options SMP # Symmetric MultiProcessor Kernel device apic # I/O APIC # CPU frequency control device cpufreq # Bus support. device pci # Floppy drives device fdc device ata device atadisk # ATA disk drives device atapicd # ATAPI CDROM drives device atapist # ATAPI tape drives # SCSI Controllers # options AHC_REG_PRETTY_PRINT # Print register bitfields in debug # output. Adds ~128k to driver. # options AHD_REG_PRETTY_PRINT # Print register bitfields in debug # output. Adds ~215k to driver. # SCSI peripherals device scbus # SCSI bus (required for SCSI) device da # Direct Access (disks) # RAID controllers interfaced to the SCSI subsystem # RAID controllers # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device kbdmux # keyboard multiplexer device vga # VGA video card driver device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc device agp # support several AGP chipsets # Power management support (see NOTES for more options) # Add suspend/resume support for the i8254. device pmtimer # PCCARD (PCMCIA) support # PCMCIA and cardbus bridge support # Serial (COM) ports device sio # 8250, 16[45]50 based serial ports device uart # Generic UART driver # Parallel port device ppc device ppbus # Parallel port bus (required) device lpt # Printer # If you've got a "dumb" serial or parallel PCI card that is # supported by the puc(4) glue driver, uncomment the following # line to enable it (connects to sio, uart and/or ppc drivers): # PCI Ethernet NICs. # PCI Ethernet NICs that use the common MII bus controller code. device miibus # MII bus support device fxp # Intel EtherExpress PRO/100B (82557, 82558) # ISA Ethernet NICs. pccard NICs included. # Wireless NIC cards device loop # Network loopback device ether # Ethernet support device ppp # Kernel PPP device tun # Packet tunnel. device pty # Pseudo-ttys (telnet etc) device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # USB support device uhci # UHCI PCI->USB interface device ohci # OHCI PCI->USB interface device ehci # EHCI PCI->USB interface (USB 2.0) device usb # USB Bus (required) device ugen # Generic device ukbd # Keyboard device umass # Disks/Mass storage - Requires scbus and da device ums # Mouse # USB Ethernet, requires miibus # FireWire support
[server:sys/i386/conf] # cd /usr/src [server:/usr/src] # make buildkernel KERNCONF=KERN [server:/usr/src] # make installkernel KERNCONF=KERN [server:/usr/src] # shutdown –r now [server:~] # uname –a
В меню Loader выбираем пункт 6
OK unload kernel OK load /boot/kernel.old/kernel или OK load /boot/kernel.generic/kernel OK boot