Date: Sat, 12 Nov 2005 22:50:03 +0300 From: Tarasov Alexey <lexa@wincmd.ru> To: freebsd-stable@freebsd.org Subject: Reduced hard disk perfomance on 5.4 with SMP Message-ID: <4376476B.6090703@wincmd.ru>
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Hello! I have a server Double Xeon 2.4 GHz with Hyperthreading on. FreeBSD version is: > uname -a > FreeBSD <host> 5.4-RELEASE-p7 FreeBSD 5.4-RELEASE-p7 #0: Sat Oct 8 > 11:50:02 PDT 2005 > tarasov@mc79.mccolo.com:/usr/obj/usr/src/sys/KERNEL i386 Kernel Config: > machine i386 > cpu I686_CPU > ident "KERNEL" > > # To statically compile in device wiring instead of /boot/device.hints > #hints "GENERIC.hints" # Default places to look for devices. > > #imakeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols > > #options SCHED_ULE # ULE scheduler > 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 MD_ROOT # MD is a potential root device > options NFSCLIENT # Network Filesystem Client > options NFSSERVER # Network Filesystem Server > 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_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. > > # Debugging for use in -current > #options KDB # Enable kernel debugger support. > #options DDB # Support DDB. > #options GDB # Support remote GDB. > #options INVARIANTS # Enable calls of extra sanity checking > #options INVARIANT_SUPPORT # Extra sanity checks of internal > structures, required by INVARIANTS > #options WITNESS # Enable checks to detect deadlocks > and cycles > #options WITNESS_SKIPSPIN # Don't run witness on spinlocks for > speed > > > #Added options > > > device pf # OpenBSD PacketFilter > device pflog > device pfsync > > options ALTQ > options ALTQ_CBQ # Class Bases Queuing (CBQ) > options ALTQ_RED # Random Early Detection (RED) > options ALTQ_RIO # RED In/Out > options ALTQ_HFSC # Hierarchical Packet Scheduler (HFSC) > options ALTQ_PRIQ # Priority Queuing (PRIQ) > options ALTQ_NOPCC # Required for SMP build > > options NMBCLUSTERS=16384 > options NETGRAPH > > #End > > > # To make an SMP kernel, the next two lines are needed > options SMP # Symmetric MultiProcessor Kernel > device apic # I/O APIC > > # Bus support. Do not remove isa, even if you have no isa slots > device isa > device eisa > device pci > > # Floppy drives > device fdc > > # ATA and ATAPI devices > device ata > device atadisk # ATA disk drives > device ataraid # ATA RAID drives > device atapicd # ATAPI CDROM drives > device atapifd # ATAPI floppy drives > device atapist # ATAPI tape drives > options ATA_STATIC_ID # Static device numbering > > # SCSI Controllers > device ahb # EISA AHA1742 family > device ahc # AHA2940 and onboard AIC7xxx devices > device ahd # AHA39320/29320 and onboard AIC79xx devices > device amd # AMD 53C974 (Tekram DC-390(T)) > device isp # Qlogic family > #device ispfw # Firmware for QLogic HBAs- normally a module > device mpt # LSI-Logic MPT-Fusion > #device ncr # NCR/Symbios Logic > device sym # NCR/Symbios Logic (newer chipsets + those > of `ncr') > device trm # Tekram DC395U/UW/F DC315U adapters > > device adv # Advansys SCSI adapters > device adw # Advansys wide SCSI adapters > device aha # Adaptec 154x SCSI adapters > device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. > device bt # Buslogic/Mylex MultiMaster SCSI adapters > > device ncv # NCR 53C500 > device nsp # Workbit Ninja SCSI-3 > device stg # TMC 18C30/18C50 > > # SCSI peripherals > device scbus # SCSI bus (required for SCSI) > device ch # SCSI media changers > device da # Direct Access (disks) > device sa # Sequential Access (tape etc) > device cd # CD > device pass # Passthrough device (direct SCSI access) > device ses # SCSI Environmental Services (and SAF-TE) > > # RAID controllers interfaced to the SCSI subsystem > device amr # AMI MegaRAID > device arcmsr # Areca SATA II RAID > device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID > device ciss # Compaq Smart RAID 5* > device dpt # DPT Smartcache III, IV - See NOTES for options > device hptmv # Highpoint RocketRAID 182x > device iir # Intel Integrated RAID > device ips # IBM (Adaptec) ServeRAID > device mly # Mylex AcceleRAID/eXtremeRAID > device twa # 3ware 9000 series PATA/SATA RAID > > # RAID controllers > device aac # Adaptec FSA RAID > device aacp # SCSI passthrough for aac (requires CAM) > device ida # Compaq Smart RAID > device mlx # Mylex DAC960 family > device pst # Promise Supertrak SX6000 > device twe # 3ware ATA RAID > > # 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 > > # Enable this for the pcvt (VT220 compatible) console driver > #device vt > #options XSERVER # support for X server on a vt console > #options FAT_CURSOR # start with block cursor > > device agp # support several AGP chipsets > > # 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 > > # PCCARD (PCMCIA) support > # PCMCIA and cardbus bridge support > device cbb # cardbus (yenta) bridge > device pccard # PC Card (16-bit) bus > device cardbus # CardBus (32-bit) bus > > # 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 > device plip # TCP/IP over parallel > device ppi # Parallel port interface device > #device vpo # Requires scbus and da > > # 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 the sio and/or ppc drivers): > #device puc > > # PCI Ethernet NICs. > device de # DEC/Intel DC21x4x (``Tulip'') > device em # Intel PRO/1000 adapter Gigabit Ethernet Card > device ixgb # Intel PRO/10GbE Ethernet Card > device txp # 3Com 3cR990 (``Typhoon'') > device vx # 3Com 3c590, 3c595 (``Vortex'') > > # PCI Ethernet NICs that use the common MII bus controller code. > # NOTE: Be sure to keep the 'device miibus' line in order to use these > NICs! > device miibus # MII bus support > device bfe # Broadcom BCM440x 10/100 Ethernet > device bge # Broadcom BCM570xx Gigabit Ethernet > device dc # DEC/Intel 21143 and various workalikes > device fxp # Intel EtherExpress PRO/100B (82557, 82558) > device lge # Level 1 LXT1001 gigabit Ethernet > device nge # NatSemi DP83820 gigabit Ethernet > #device nve # nVidia nForce MCP on-board Ethernet Networking > device pcn # AMD Am79C97x PCI 10/100(precedence over 'lnc') > device re # RealTek 8139C+/8169/8169S/8110S > device rl # RealTek 8129/8139 > device sf # Adaptec AIC-6915 (``Starfire'') > device sis # Silicon Integrated Systems SiS 900/SiS 7016 > device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet > device ste # Sundance ST201 (D-Link DFE-550TX) > device ti # Alteon Networks Tigon I/II gigabit Ethernet > device tl # Texas Instruments ThunderLAN > device tx # SMC EtherPower II (83c170 ``EPIC'') > device vge # VIA VT612x gigabit Ethernet > device vr # VIA Rhine, Rhine II > device wb # Winbond W89C840F > device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') > > # ISA Ethernet NICs. pccard NICs included. > device cs # Crystal Semiconductor CS89x0 NIC > # 'device ed' requires 'device miibus' > device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards > device ex # Intel EtherExpress Pro/10 and Pro/10+ > device ep # Etherlink III based cards > device fe # Fujitsu MB8696x based cards > device ie # EtherExpress 8/16, 3C507, StarLAN 10 etc. > device lnc # NE2100, NE32-VL Lance Ethernet cards > device sn # SMC's 9000 series of Ethernet chips > device xe # Xircom pccard Ethernet > > # ISA devices that use the old ISA shims > #device le > > # Wireless NIC cards > device wlan # 802.11 support > device an # Aironet 4500/4800 802.11 wireless NICs. > device awi # BayStack 660 and others > #device ral # Ralink Technology RT2500 wireless NICs. > device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. > #device wl # Older non 802.11 Wavelan wireless NIC. > > # 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 sl # Kernel SLIP > 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 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 > > # 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 udbp # USB Double Bulk Pipe devices > device ugen # Generic > device uhid # "Human Interface Devices" > device ukbd # Keyboard > device ulpt # Printer > device umass # Disks/Mass storage - Requires scbus and da > device ums # Mouse > #device ural # Ralink Technology RT2500USB wireless NICs > device urio # Diamond Rio 500 MP3 player > device uscanner # Scanners > # USB Ethernet, requires miibus > device aue # ADMtek USB Ethernet > device axe # ASIX Electronics USB Ethernet > device cdce # Generic USB over Ethernet > device cue # CATC USB Ethernet > device kue # Kawasaki LSI USB Ethernet > device rue # RealTek RTL8150 USB Ethernet > > # FireWire support > device firewire # FireWire bus code > device sbp # SCSI over FireWire (Requires scbus and da) > device fwe # Ethernet over FireWire (non-standard!) Hard disk - RAID array 0+1. Operations with hard disk (e.g. unpacking huge .tgz archive with a lot of files) are very slow. Why it can be? -- Best regards, Tarasov Alexey.
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