APIC無効にすると吉というコメントをもらい、 ブートローダでAPICを無効にしても状況は改善しなかったので、専用カーネルを作ることにした。
不要なデバイスをずばずば削ったconfigファイル:
machine i386 cpu I586_CPU cpu I686_CPU ident VIRTUALPC options SCHED_4BSD # 4BSD scheduler options PREEMPTION # Enable kernel thread preemption options INET # InterNETworking options INET6 # IPv6 communications protocols 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 NFSCLIENT # Network Filesystem Client options NFSSERVER # Network Filesystem Server options MSDOSFS # MSDOS Filesystem options CD9660 # ISO 9660 Filesystem options PROCFS # Process filesystem (requires PSEUDOFS) options PSEUDOFS # Pseudo-filesystem framework options GEOM_GPT # GUID Partition Tables. options COMPAT_43 # Compatible with BSD 4.3 [KEEP THIS!] options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) 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 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. options ADAPTIVE_GIANT # Giant mutex is adaptive. device isa device pci # Floppy drives device fdc # ATA and ATAPI devices device ata device atadisk # ATA disk drives device atapicd # ATAPI CDROM drives options ATA_STATIC_ID # Static device numbering # 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 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 # Floating point support - do not disable. device npx # Power management support (see NOTES for more options) #device apm # Add suspend/resume support for the i8254. device pmtimer # Serial (COM) ports device sio # 8250, 16[45]50 based serial ports # Parallel port device ppc device ppbus # Parallel port bus (required) device lpt # Printer # PCI Ethernet NICs. device de # DEC/Intel DC21x4x (``Tulip'') # Pseudo devices. device loop # Network loopback device mem # Memory and kernel memory devices device io # I/O device device random # Entropy device device ether # Ethernet support device tun # Packet tunnel. device pty # Pseudo-ttys (telnet etc) device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device faith # IPv6-to-IPv4 relaying (translation) # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter options IPSEC #IP security options IPSEC_ESP #IP security (crypto; define w/ IPSEC) options IPSEC_DEBUG #debug for IP security # altq(9). Enable the base part of the hooks with the ALTQ option. # Individual disciplines must be built into the base system and can not be # loaded as modules at this point. In order to build a SMP kernel you must # also have the ALTQ_NOPCC option. options ALTQ options ALTQ_CBQ # Class Bases Queueing options ALTQ_RED # Random Early Drop options ALTQ_RIO # RED In/Out options ALTQ_HFSC # Hierarchical Packet Scheduler options ALTQ_CDNR # Traffic conditioner options ALTQ_PRIQ # Priority Queueing # options ALTQ_NOPCC # Required for SMP build options ALTQ_DEBUG
確かに時計があんまり狂わなくなった。素晴らしい。でも ntpd では相変わらず時刻同期しない。
…altq は有効になっとらんな。なんでだろう。