From owner-freebsd-stable@FreeBSD.ORG Mon Dec 15 23:43:58 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7BF611065672 for ; Mon, 15 Dec 2008 23:43:58 +0000 (UTC) (envelope-from bsdlist@cogeco.ca) Received: from fep7.cogeco.net (smtp2.cogeco.ca [216.221.81.29]) by mx1.freebsd.org (Postfix) with ESMTP id 52A0E8FC14 for ; Mon, 15 Dec 2008 23:43:57 +0000 (UTC) (envelope-from bsdlist@cogeco.ca) Received: from [192.168.1.126] (d150-251-98.home.cgocable.net [24.150.251.98]) by fep7.cogeco.net (Postfix) with ESMTP id 6CF881715; Mon, 15 Dec 2008 15:30:30 -0500 (EST) Message-ID: <4946BEDE.2000709@cogeco.ca> Date: Mon, 15 Dec 2008 15:32:30 -0500 From: Paul MacKenzie User-Agent: Thunderbird 3.0a1pre (Windows/2008022014) MIME-Version: 1.0 To: freebsd-stable@freebsd.org References: <2515BCEE3A2F4CBA8FFB9F1C052924AA@jmlaptop> <4934CB77.30906@transactionware.com> <494698E4.2070406@cogeco.ca> <200812152016.mBFKGnN6084606@lava.sentex.ca> In-Reply-To: <200812152016.mBFKGnN6084606@lava.sentex.ca> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Subject: Re: 7.1-PRERELEASE: arcmsr write performance problem X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Dec 2008 23:43:58 -0000 > > I would also try disabling polling. Is you scheduler ULE or BSD? For > an 8 core box, it should be ULE > > ---Mike Hi Mike, Thanks I will try this now as I have not tried this yet. Here is the current custom kernel and it is using ULE: cpu HAMMER ident MYCOMPUTER 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 MD_ROOT # MD is a potential root device 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_IA32 # Compatible with i386 binaries 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 SMP # Symmetric MultiProcessor Kernel options IPFIREWALL # Ip Firewall options IPFIREWALL_VERBOSE # Verbose options IPFIREWALL_VERBOSE_LIMIT=5000 # limit verbosity options QUOTA # Disk Quota options DEVICE_POLLING device cpufreq device acpi device pci device fdc 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 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) device arcmsr # Areca SATA II RAID 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 device sc device agp # support several AGP chipsets device sio # 8250, 16[45]50 based serial ports device uart # Generic UART driver device ppc device ppbus # Parallel port bus (required) device lpt # Printer device plip # TCP/IP over parallel device ppi # Parallel port interface device device em # Intel PRO/1000 adapter Gigabit Ethernet Card device miibus # MII bus support device loop # Network loopback 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) device firmware # firmware assist module device lagg # lagg interface for shared multi homed network connection device bpf # Berkeley packet filter 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 uhid # "Human Interface Devices" device ukbd # Keyboard device umass # Disks/Mass storage - Requires scbus and da device ums # Mouse device uplcom device ucom