From nobody@FreeBSD.org Mon Oct 31 06:01:22 2011 Return-Path: Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 21A541065672 for ; Mon, 31 Oct 2011 06:01:22 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id 10FD68FC1D for ; Mon, 31 Oct 2011 06:01:22 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id p9V61LaI009596 for ; Mon, 31 Oct 2011 06:01:21 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id p9V61LxT009595; Mon, 31 Oct 2011 06:01:21 GMT (envelope-from nobody) Message-Id: <201110310601.p9V61LxT009595@red.freebsd.org> Date: Mon, 31 Oct 2011 06:01:21 GMT From: Darin Martin To: freebsd-gnats-submit@FreeBSD.org Subject: Extreme slowness from HighPoint RocketRaid 622 X-Send-Pr-Version: www-3.1 X-GNATS-Notify: >Number: 162182 >Category: kern >Synopsis: Extreme slowness from HighPoint RocketRaid 622 >Confidential: no >Severity: serious >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Oct 31 06:10:09 UTC 2011 >Closed-Date: >Last-Modified: Mon Oct 31 08:21:26 UTC 2011 >Originator: Darin Martin >Release: 9.0 RC1 >Organization: >Environment: FreeBSD alexandria.naebunny.net 9.0-RC1 FreeBSD 9.0-RC1 #0: Wed Oct 26 04:35:36 EDT 2011 derwood@alexandria.naebunny.net:/usr/obj/usr/src/sys/ALEXANDRIA i386 >Description: Controller card came with SansDigital TR8M Enclosure. There are four Seageate ST2000DL003-9VT166 drives in the enclosure. Speeds are never over 1MB/sec when there is a partition on the drive. Writes to the raw device are in excess of 100MB/sec. As soon as the drive is partitioned, writes drop down to 1MB/sec. Exchanging the HighPoint RocketRaid 622 for a Silicon Image 3132 increases single drive speeds back up to 126 MB/sec. -------------------------------------------------------------- dmesg output: Oct 31 00:08:44 alexandria syslogd: kernel boot file is /boot/kernel/kernel Oct 31 00:08:44 alexandria kernel: Copyright (c) 1992-2011 The FreeBSD Project. Oct 31 00:08:44 alexandria kernel: Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 Oct 31 00:08:44 alexandria kernel: The Regents of the University of California. All rights reserved. Oct 31 00:08:44 alexandria kernel: FreeBSD is a registered trademark of The FreeBSD Foundation. Oct 31 00:08:44 alexandria kernel: FreeBSD 9.0-RC1 #0: Wed Oct 26 04:35:36 EDT 2011 Oct 31 00:08:44 alexandria kernel: derwood@alexandria.naebunny.net:/usr/obj/usr/src/sys/ALEXANDRIA i386 Oct 31 00:08:44 alexandria kernel: CPU: AMD Athlon(tm) Dual Core Processor 4850e (2500.06-MHz 686-class CPU) Oct 31 00:08:44 alexandria kernel: Origin = "AuthenticAMD" Id = 0x60fb2 Family = f Model = 6b Stepping = 2 Oct 31 00:08:44 alexandria kernel: Features=0x178bfbff Oct 31 00:08:44 alexandria kernel: Features2=0x2001 Oct 31 00:08:44 alexandria kernel: AMD Features=0xea500800 Oct 31 00:08:44 alexandria kernel: AMD Features2=0x11f Oct 31 00:08:44 alexandria kernel: real memory = 3221225472 (3072 MB) Oct 31 00:08:44 alexandria kernel: avail memory = 3108028416 (2964 MB) Oct 31 00:08:44 alexandria kernel: Event timer "LAPIC" quality 400 Oct 31 00:08:44 alexandria kernel: ACPI APIC Table: <061808 APIC1004> Oct 31 00:08:44 alexandria kernel: FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs Oct 31 00:08:44 alexandria kernel: FreeBSD/SMP: 1 package(s) x 2 core(s) Oct 31 00:08:44 alexandria kernel: cpu0 (BSP): APIC ID: 0 Oct 31 00:08:44 alexandria kernel: cpu1 (AP): APIC ID: 1 Oct 31 00:08:44 alexandria kernel: ioapic0 irqs 0-23 on motherboard Oct 31 00:08:44 alexandria kernel: kbd1 at kbdmux0 Oct 31 00:08:44 alexandria kernel: acpi0: <061808 RSDT1004> on motherboard Oct 31 00:08:44 alexandria kernel: acpi0: Power Button (fixed) Oct 31 00:08:44 alexandria kernel: acpi0: reservation of fee01000, ff000 (3) failed Oct 31 00:08:44 alexandria kernel: acpi0: reservation of fec00000, 1000 (3) failed Oct 31 00:08:44 alexandria kernel: acpi0: reservation of fee00000, 1000 (3) failed Oct 31 00:08:44 alexandria kernel: acpi0: reservation of 0, a0000 (3) failed Oct 31 00:08:44 alexandria kernel: acpi0: reservation of 100000, bff00000 (3) failed Oct 31 00:08:44 alexandria kernel: Timecounter "ACPI-fast" frequency 3579545 Hz quality 900 Oct 31 00:08:44 alexandria kernel: acpi_timer0: <24-bit timer at 3.579545MHz> port 0x2008-0x200b on acpi0 Oct 31 00:08:44 alexandria kernel: cpu0: on acpi0 Oct 31 00:08:44 alexandria kernel: cpu1: on acpi0 Oct 31 00:08:44 alexandria kernel: pcib0: port 0xcf8-0xcff on acpi0 Oct 31 00:08:44 alexandria kernel: pci0: on pcib0 Oct 31 00:08:44 alexandria kernel: pci0: at device 0.0 (no driver attached) Oct 31 00:08:44 alexandria kernel: isab0: port 0x2f00-0x2fff at device 1.0 on pci0 Oct 31 00:08:44 alexandria kernel: isa0: on isab0 Oct 31 00:08:44 alexandria kernel: pci0: at device 1.1 (no driver attached) Oct 31 00:08:44 alexandria kernel: pci0: at device 1.2 (no driver attached) Oct 31 00:08:44 alexandria kernel: pci0: at device 1.3 (no driver attached) Oct 31 00:08:44 alexandria kernel: pci0: at device 1.4 (no driver attached) Oct 31 00:08:44 alexandria kernel: ohci0: mem 0xfcf7f000-0xfcf7ffff irq 22 at device 2.0 on pci0 Oct 31 00:08:44 alexandria kernel: usbus0: on ohci0 Oct 31 00:08:44 alexandria kernel: ehci0: mem 0xfcf7ec00-0xfcf7ecff irq 23 at device 2.1 on pci0 Oct 31 00:08:44 alexandria kernel: usbus1: EHCI version 1.0 Oct 31 00:08:44 alexandria kernel: usbus1: on ehci0 Oct 31 00:08:44 alexandria kernel: ohci1: mem 0xfcf7d000-0xfcf7dfff irq 20 at device 4.0 on pci0 Oct 31 00:08:44 alexandria kernel: usbus2: on ohci1 Oct 31 00:08:44 alexandria kernel: ehci1: mem 0xfcf7e800-0xfcf7e8ff irq 21 at device 4.1 on pci0 Oct 31 00:08:44 alexandria kernel: usbus3: EHCI version 1.0 Oct 31 00:08:44 alexandria kernel: usbus3: on ehci1 Oct 31 00:08:44 alexandria kernel: atapci0: port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xffa0-0xffaf at device 6.0 on pci0 Oct 31 00:08:44 alexandria kernel: ata0: on atapci0 Oct 31 00:08:44 alexandria kernel: ata1: on atapci0 Oct 31 00:08:44 alexandria kernel: pcib1: at device 8.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci1: on pcib1 Oct 31 00:08:44 alexandria kernel: ahci0: port 0xb480-0xb487,0xb400-0xb403,0xb080-0xb087,0xb000-0xb003,0xac00-0xac0f mem 0xfcf7a000-0xfcf7bfff irq 22 at device 9.0 on pci0 Oct 31 00:08:44 alexandria kernel: ahci0: AHCI v1.20 with 6 3Gbps ports, Port Multiplier supported Oct 31 00:08:44 alexandria kernel: ahcich0: at channel 0 on ahci0 Oct 31 00:08:44 alexandria kernel: ahcich1: at channel 1 on ahci0 Oct 31 00:08:44 alexandria kernel: ahcich2: at channel 2 on ahci0 Oct 31 00:08:44 alexandria kernel: ahcich3: at channel 3 on ahci0 Oct 31 00:08:44 alexandria kernel: ahcich4: at channel 4 on ahci0 Oct 31 00:08:44 alexandria kernel: ahcich5: at channel 5 on ahci0 Oct 31 00:08:44 alexandria kernel: pcib2: at device 11.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci2: on pcib2 Oct 31 00:08:44 alexandria kernel: vgapci0: port 0xcc00-0xcc7f mem 0xfd000000-0xfdffffff,0xf0000000-0xf7ffffff,0xf8000000-0xf9ffffff irq 23 at device 0.0 on pci2 Oct 31 00:08:44 alexandria kernel: pcib3: irq 16 at device 16.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci3: on pcib3 Oct 31 00:08:44 alexandria kernel: pcib4: irq 17 at device 18.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci4: on pcib4 Oct 31 00:08:44 alexandria kernel: siis0: port 0xdc00-0xdc7f mem 0xfeaffc00-0xfeaffc7f,0xfeaf8000-0xfeafbfff irq 17 at device 0.0 on pci4 Oct 31 00:08:44 alexandria kernel: siisch0: at channel 0 on siis0 Oct 31 00:08:44 alexandria kernel: siisch1: at channel 1 on siis0 Oct 31 00:08:44 alexandria kernel: pcib5: irq 18 at device 19.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci5: on pcib5 Oct 31 00:08:44 alexandria kernel: re0: port 0xe800-0xe8ff mem 0xfebff000-0xfebfffff,0xfbff0000-0xfbffffff irq 18 at device 0.0 on pci5 Oct 31 00:08:44 alexandria kernel: re0: Using 1 MSI-X message Oct 31 00:08:44 alexandria kernel: re0: Chip rev. 0x3c000000 Oct 31 00:08:44 alexandria kernel: re0: MAC rev. 0x00400000 Oct 31 00:08:44 alexandria kernel: miibus0: on re0 Oct 31 00:08:44 alexandria kernel: rgephy0: PHY 1 on miibus0 Oct 31 00:08:44 alexandria kernel: rgephy0: none, 10baseT, 10baseT-FDX, 10baseT-FDX-flow, 100baseTX, 100baseTX-FDX, 100baseTX-FDX-flow, 1000baseT, 1000baseT-master, 1000baseT-FDX, 1000baseT-FDX-master, 1000baseT-FDX-flow, 1000baseT-FDX-flow-master, auto, auto-flow Oct 31 00:08:44 alexandria kernel: re0: Ethernet address: 00:e0:4d:9a:bb:bc Oct 31 00:08:44 alexandria kernel: pcib6: irq 19 at device 20.0 on pci0 Oct 31 00:08:44 alexandria kernel: pci6: on pcib6 Oct 31 00:08:44 alexandria kernel: acpi_button0: on acpi0 Oct 31 00:08:44 alexandria kernel: acpi_tz0: on acpi0 Oct 31 00:08:44 alexandria kernel: hpet0: iomem 0xfed00000-0xfed00fff irq 2,8 on acpi0 Oct 31 00:08:44 alexandria kernel: Timecounter "HPET" frequency 25000000 Hz quality 950 Oct 31 00:08:44 alexandria kernel: attimer0: port 0x40-0x43 on acpi0 Oct 31 00:08:44 alexandria kernel: Timecounter "i8254" frequency 1193182 Hz quality 0 Oct 31 00:08:44 alexandria kernel: Event timer "i8254" frequency 1193182 Hz quality 100 Oct 31 00:08:44 alexandria kernel: atrtc0: port 0x70-0x71 on acpi0 Oct 31 00:08:44 alexandria kernel: Event timer "RTC" frequency 32768 Hz quality 0 Oct 31 00:08:44 alexandria kernel: atkbdc0: port 0x60,0x64 irq 1 on acpi0 Oct 31 00:08:44 alexandria kernel: atkbd0: irq 1 on atkbdc0 Oct 31 00:08:44 alexandria kernel: kbd0 at atkbd0 Oct 31 00:08:44 alexandria kernel: atkbd0: [GIANT-LOCKED] Oct 31 00:08:44 alexandria kernel: pmtimer0 on isa0 Oct 31 00:08:44 alexandria kernel: sc0: at flags 0x100 on isa0 Oct 31 00:08:44 alexandria kernel: sc0: VGA <16 virtual consoles, flags=0x300> Oct 31 00:08:44 alexandria kernel: vga0: at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 Oct 31 00:08:44 alexandria kernel: ppc0: parallel port not found. Oct 31 00:08:44 alexandria kernel: powernow0: on cpu0 Oct 31 00:08:44 alexandria kernel: powernow1: on cpu1 Oct 31 00:08:44 alexandria kernel: Timecounters tick every 1.000 msec Oct 31 00:08:44 alexandria kernel: (noperiph:siisch0:0:-1:-1): rescan already queued Oct 31 00:08:44 alexandria kernel: (noperiph:siisch1:0:-1:-1): rescan already queued Oct 31 00:08:44 alexandria kernel: usbus0: 12Mbps Full Speed USB v1.0 Oct 31 00:08:44 alexandria kernel: usbus1: 480Mbps High Speed USB v2.0 Oct 31 00:08:44 alexandria kernel: usbus2: 12Mbps Full Speed USB v1.0 Oct 31 00:08:44 alexandria kernel: usbus3: 480Mbps High Speed USB v2.0 Oct 31 00:08:44 alexandria kernel: ugen0.1: at usbus0 Oct 31 00:08:44 alexandria kernel: uhub0: on usbus0 Oct 31 00:08:44 alexandria kernel: ugen1.1: at usbus1 Oct 31 00:08:44 alexandria kernel: uhub1: on usbus1 Oct 31 00:08:44 alexandria kernel: ugen2.1: at usbus2 Oct 31 00:08:44 alexandria kernel: uhub2: on usbus2 Oct 31 00:08:44 alexandria kernel: ugen3.1: at usbus3 Oct 31 00:08:44 alexandria kernel: uhub3: on usbus3 Oct 31 00:08:44 alexandria kernel: pmp0 at siisch0 bus 0 scbus8 target 15 lun 0 Oct 31 00:08:44 alexandria kernel: pmp0: ATA-0 device Oct 31 00:08:44 alexandria kernel: pmp0: 300.000MB/s transfers (SATA 2.x, NONE, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: pmp0: 5 fan-out ports Oct 31 00:08:44 alexandria kernel: pmp1 at siisch1 bus 0 scbus9 target 15 lun 0 Oct 31 00:08:44 alexandria kernel: pmp1: ATA-0 device Oct 31 00:08:44 alexandria kernel: pmp1: 300.000MB/s transfers (SATA 2.x, NONE, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: pmp1: 5 fan-out ports Oct 31 00:08:44 alexandria kernel: uhub0: 6 ports with 6 removable, self powered Oct 31 00:08:44 alexandria kernel: uhub2: 6 ports with 6 removable, self powered Oct 31 00:08:44 alexandria kernel: uhub1: 6 ports with 6 removable, self powered Oct 31 00:08:44 alexandria kernel: uhub3: 6 ports with 6 removable, self powered Oct 31 00:08:44 alexandria kernel: ada0 at ata0 bus 0 scbus0 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada0: ATA-7 device Oct 31 00:08:44 alexandria kernel: ada0: 133.000MB/s transfers (UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada0: 157066MB (321672960 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada0: Previously was known as ad0 Oct 31 00:08:44 alexandria kernel: ada1 at ahcich0 bus 0 scbus2 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada1: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada1: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada1: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada1: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada1: Previously was known as ad4 Oct 31 00:08:44 alexandria kernel: ada2 at ahcich1 bus 0 scbus3 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada2: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada2: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada2: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada2: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada2: Previously was known as ad6 Oct 31 00:08:44 alexandria kernel: ada3 at ahcich2 bus 0 scbus4 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada3: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada3: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada3: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada3: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada3: Previously was known as ad8 Oct 31 00:08:44 alexandria kernel: ada4 at ahcich3 bus 0 scbus5 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada4: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada4: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada4: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada4: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada4: Previously was known as ad10 Oct 31 00:08:44 alexandria kernel: ada5 at ahcich4 bus 0 scbus6 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada5: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada5: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada5: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada5: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada5: Previously was known as ad12 Oct 31 00:08:44 alexandria kernel: ada6 at ahcich5 bus 0 scbus7 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada6: ATA-8 SATA 2.x device Oct 31 00:08:44 alexandria kernel: ada6: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada6: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada6: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada6: Previously was known as ad14 Oct 31 00:08:44 alexandria kernel: ada7 at siisch1 bus 0 scbus9 target 0 lun 0 Oct 31 00:08:44 alexandria kernel: ada7: ATA-8 SATA 3.x device Oct 31 00:08:44 alexandria kernel: ada7: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada7: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada7: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada7: Previously was known as ad18 Oct 31 00:08:44 alexandria kernel: ada8 at siisch1 bus 0 scbus9 target 1 lun 0 Oct 31 00:08:44 alexandria kernel: ada8: ATA-8 SATA 3.x device Oct 31 00:08:44 alexandria kernel: ada8: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada8: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada8: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada8: Previously was known as ad19 Oct 31 00:08:44 alexandria kernel: ada9 at siisch1 bus 0 scbus9 target 2 lun 0 Oct 31 00:08:44 alexandria kernel: ada9: ATA-8 SATA 3.x device Oct 31 00:08:44 alexandria kernel: ada9: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada9: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada9: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: ada10 at siisch1 bus 0 scbus9 target 3 lun 0 Oct 31 00:08:44 alexandria kernel: ada10: ATA-8 SATA 3.x device Oct 31 00:08:44 alexandria kernel: ada10: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) Oct 31 00:08:44 alexandria kernel: ada10: Command Queueing enabled Oct 31 00:08:44 alexandria kernel: ada10: 1907729MB (3907029168 512 byte sectors: 16H 63S/T 16383C) Oct 31 00:08:44 alexandria kernel: SMP: AP CPU #1 Launched! Oct 31 00:08:44 alexandria kernel: cd0 at ata0 bus 0 scbus0 target 1 lun 0 Oct 31 00:08:44 alexandria kernel: cd0: Removable CD-ROM SCSI-0 device Oct 31 00:08:44 alexandria kernel: cd0: 66.700MB/s transfers (UDMA4, ATAPI 12bytes, PIO 65534bytes) Oct 31 00:08:44 alexandria kernel: cd0: Attempt to query device size failed: NOT READY, Medium not present Oct 31 00:08:44 alexandria kernel: Trying to mount root from ufs:/dev/ad0s1a [rw]... Oct 31 00:08:44 alexandria kernel: ZFS WARNING: Recommended minimum kmem_size is 512MB; expect unstable behavior. Oct 31 00:08:44 alexandria kernel: Consider tuning vm.kmem_size and vm.kmem_size_max Oct 31 00:08:44 alexandria kernel: in /boot/loader.conf. Oct 31 00:08:44 alexandria kernel: ZFS filesystem version 5 Oct 31 00:08:44 alexandria kernel: ZFS storage pool version 28 Oct 31 00:08:45 alexandria kernel: .. done Oct 31 00:08:46 alexandria kernel: re0: link state changed to UP ------------------------------------------------------------ /boot/loader.conf ahci_load="YES" geom_stripe_load="YES" vfs.zfs.prefetch_disable=1 vm.kmem_size="330M" vm.kmem_size_max="340M" vfs.zfs.arc_max="40M" vfs.zfs.vdev.cache.size="6M" Kernel config is 100% stock. Zero changes. /etc/sysctl.conf # $FreeBSD: src/etc/sysctl.conf,v 1.8.40.1 2011/09/23 00:51:37 kensmith Exp $ # # This file is read when going to multi-user and its contents piped thru # ``sysctl'' to adjust kernel values. ``man 5 sysctl.conf'' for details. # # Uncomment this to prevent users from seeing information about processes that # are being run under another UID. #security.bsd.see_other_uids=0 kldstat Id Refs Address Size Name 1 13 0xc0400000 ea4318 kernel 3 1 0xc6abc000 173000 zfs.ko 4 1 0xc6c2f000 3000 opensolaris.ko 5 1 0xc92aa000 7000 geom_stripe.ko 6 1 0xc937a000 4000 geom_nop.ko >How-To-Repeat: alexandria# gpart create -s gpt ada7 ada7 created alexandria# gpart add -t freebsd-ufs -b 1M -a 4k ada7 ada7p1 added alexandria# newfs -U -f 4096 /dev/ada7p1 Reduced frags per cylinder group from 189440 to 189432 to enlarge last cyl group /dev/ada7p1: 1907728.1MB (3907027080 sectors) block size 32768, fragment size 4096 using 2579 cylinder groups of 739.97MB, 23679 blks, 47360 inodes. with soft updates alexandria# gpart show ada7 => 34 3907029101 ada7 GPT (1.8T) 34 2014 - free - (1M) 2048 3907027080 1 freebsd-ufs (1.8T) 3907029128 7 - free - (3.5k) gstat dT: 1.001s w: 1.000s filter: ada7 L(q) ops/s r/s kBps ms/r w/s kBps ms/w %busy Name 13 5 0 0 0.0 5 639 1426 110.0| ada7 13 5 0 0 0.0 5 639 1426 110.0| ada7p1 Tried using dd, cp and bonnie to write to the new filesystem. No matter what, it never goes above 1MB/sec >Fix: >Release-Note: >Audit-Trail: >Unformatted: