Hello. I have installed recent FreeBSD 7-CURRENT on test P4 machine. I have created the following zpool: krivetko# zpool status tank pool: tank state: ONLINE scrub: none requested config: NAME STATE READ WRITE CKSUM tank ONLINE 0 0 0 raidz1 ONLINE 0 0 0 da0 ONLINE 0 0 0 da1 ONLINE 0 0 0 da2 ONLINE 0 0 0 da3 ONLINE 0 0 0 da4 ONLINE 0 0 0 da5 ONLINE 0 0 0 da6 ONLINE 0 0 0 spares da7 AVAIL errors: No known data errors All hard disks are 300 GB SATA disks attached to 3Ware 9550SX-8LP raid controller. During performance tests with IOzone there were a lot of lock order reversal messages in dmesg: lock order reversal: 1st 0xc5c55cd0 zfs:&db->db_mtx (zfs:&db->db_mtx) _at_ /usr/src/sys/ modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/dbuf.c:1681 2nd 0xc629cde4 zfs:&zp->z_lock (zfs:&zp->z_lock) _at_ /usr/src/sys/ modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c:75 KDB: stack backtrace: db_trace_self_wrapper (c0a1b31c,e59988a0,c076eaae,c0a1d745,c629cde4,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0a1d745,c629cde4,c5690826,c5690826,c56908a0,...) at kdb_backtrace+0x29 witness_checkorder(c629cde4,9,c56908a0,4b,c5c55c94,...) at witness_checkorder+0x6de _sx_xlock(c629cde4,c56908a0,4b,c568bf82,c0b80180,...) at _sx_xlock+0x7a znode_pageout_func(c5c55c94,c629cdd4,c55bf410,e5998940,c5625f52,...) at znode_pageout_func+0x2d dbuf_evict_user(c5c55cec,ffffffff,ffffffff,c52395d4,0,...) at dbuf_evict_user+0x38 dbuf_rele(c5c55c94,0,0,e5998ad4,c6607380,...) at dbuf_rele+0x172 zfs_rmnode(c629cdd4,c52a33c0,2ad,2a4,c52395d4,...) at zfs_rmnode+0x263 zfs_zinactive(c629cdd4,c5691ae7,b85,252,c5239048,...) at zfs_zinactive +0x184 zfs_inactive(c6673dd0,c660e500,e5998b74,c0999035,e5998b8c,...) at zfs_inactive+0x5a zfs_freebsd_inactive (e5998b8c,c6673e58,c6673dd0,c6673e58,e5998ba4,...) at zfs_freebsd_inactive+0x21 VOP_INACTIVE_APV(c5694ba0,e5998b8c,c0a2382a,8e4,c0aedbc0,...) at VOP_INACTIVE_APV+0xa5 vinactive(c5694ba0,e5998bc0,c0a2382a,870,c07a8198,...) at vinactive+0x91 vput(c6673dd0,ffffffdf,2,c54efe58,c0aedac0,...) at vput+0x1e6 kern_unlink(c52a33c0,8145b00,0,e5998d2c,c0984218,...) at kern_unlink +0x1ba unlink(c52a33c0,e5998cfc,4,c0a2fbe6,c0abf470,...) at unlink+0x22 syscall(e5998d38) at syscall+0x288 Xint0x80_syscall() at Xint0x80_syscall+0x20 --- syscall (10, FreeBSD ELF32, unlink), eip = 0x2818c3ff, esp = 0xbfbfe44c, ebp = 0xbfbfe5f8 --- lock order reversal: 1st 0xc59ac420 zfs:&dr->dt.di.dr_mtx (zfs:&dr->dt.di.dr_mtx) _at_ /usr/ src/sys/modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/ dbuf.c:1866 2nd 0xc5c54154 zfs:&db->db_mtx (zfs:&db->db_mtx) _at_ /usr/src/sys/ modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/dbuf.c:1837 KDB: stack backtrace: db_trace_self_wrapper (c0a1b31c,e7cc85a0,c076eaae,c0a1d745,c5c54154,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c0a1d745,c5c54154,c568c0a5,c568c0a5,c568bf82,...) at kdb_backtrace+0x29 witness_checkorder(c5c54154,9,c568bf82,72d,c5c54118,...) at witness_checkorder+0x6de _sx_xlock(c5c54154,c568bf82,72d,c1474788,c5c53570,...) at _sx_xlock+0x7a dbuf_sync_list(c59ac438,c5c56b00,74a,e7cc8a24,c5c53570,...) at dbuf_sync_list+0x70 dbuf_sync_list(c5c53640,c5c56b00,257,3,2,...) at dbuf_sync_list+0x107 dnode_sync(c5c53570,c5c56b00,7,3,2,...) at dnode_sync+0x1cd dmu_objset_sync(c59df400,c5adcac8,c5c56b00,0,c59df098,...) at dmu_objset_sync+0x130 dsl_pool_sync(c59df000,38f,0,0,0,...) at dsl_pool_sync+0x98 spa_sync(c54f8000,38f,0,c59df140,c59df11c,...) at spa_sync+0x3f8 txg_sync_thread(c59df000,e7cc8d38,c0a153b6,324,c598ed80,...) at txg_sync_thread+0x15a fork_exit(c5654db0,c59df000,e7cc8d38) at fork_exit+0xf1 fork_trampoline() at fork_trampoline+0x8 --- trap 0, eip = 0, esp = 0xe7cc8d70, ebp = 0 --- If I run tw_cli during tests, machine goes into GDB prompt. Here is dmesg: Copyright (c) 1992-2007 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 7.0-CURRENT #0: Wed May 23 12:15:59 EDT 2007 root_at_:/usr/obj/usr/src/sys/KRIVETKO WARNING: WITNESS option enabled, expect reduced performance. ACPI APIC Table: <IntelR AWRDACPI> Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: Intel(R) Pentium(R) 4 CPU 3.40GHz (3394.22-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0xf34 Stepping = 4 Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE ,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> Features2=0x441d<SSE3,RSVD2,MON,DS_CPL,CNXT-ID,xTPR> Logical CPUs per core: 2 real memory = 2146304000 (2046 MB) avail memory = 2090790912 (1993 MB) FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 1 ioapic0: Changing APIC ID to 2 ioapic0 <Version 2.0> irqs 0-23 on motherboard ioapic1 <Version 2.0> irqs 24-47 on motherboard kbd1 at kbdmux0 ath_hal: 0.9.20.3 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413, RF5413) acpi0: <IntelR AWRDACPI> on motherboard acpi0: [ITHREAD] acpi0: Power Button (fixed) acpi0: reservation of 0, a0000 (3) failed acpi0: reservation of 100000, 7fde0000 (3) failed Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0 cpu0: <ACPI CPU> on acpi0 cpu1: <ACPI CPU> on acpi0 acpi_button0: <Power Button> on acpi0 pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0 pci0: <ACPI PCI bus> on pcib0 pcib1: <ACPI PCI-PCI bridge> at device 3.0 on pci0 pci1: <ACPI PCI bus> on pcib1 em0: <Intel(R) PRO/1000 Network Connection Version - 6.5.2> port 0xb000-0xb01f mem 0xf6000000-0xf601ffff irq 18 at device 1.0 on pci1 em0: Ethernet address: 00:30:48:87:34:9a em0: [FILTER] pcib2: <ACPI PCI-PCI bridge> at device 28.0 on pci0 pci2: <ACPI PCI bus> on pcib2 3ware device driver for 9000 series storage controllers, version: 3.70.03.007 twa0: <3ware 9000 series Storage Controller> port 0xc000-0xc03f mem 0xf0000000-0xf1ffffff,0xf2020000-0xf2020fff irq 25 at device 2.0 on pci2 twa0: [GIANT-LOCKED] twa0: [ITHREAD] twa0: INFO: (0x15: 0x1300): Controller details:: Model 9550SX-8LP, 8 ports, Firmware FE9X 3.04.00.005, BIOS BE9X 3.04.00.002 uhci0: <UHCI (generic) USB controller> port 0xe100-0xe11f irq 16 at device 29.0 on pci0 uhci0: [GIANT-LOCKED] uhci0: [ITHREAD] usb0: <UHCI (generic) USB controller> on uhci0 usb0: USB revision 1.0 uhub0: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb0 uhub0: 2 ports with 2 removable, self powered uhci1: <UHCI (generic) USB controller> port 0xe000-0xe01f irq 19 at device 29.1 on pci0 uhci1: [GIANT-LOCKED] uhci1: [ITHREAD] usb1: <UHCI (generic) USB controller> on uhci1 usb1: USB revision 1.0 uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1 uhub1: 2 ports with 2 removable, self powered pci0: <base peripheral> at device 29.4 (no driver attached) ehci0: <Intel 6300ESB USB 2.0 controller> mem 0xf6100000-0xf61003ff irq 23 at device 29.7 on pci0 ehci0: [GIANT-LOCKED] ehci0: [ITHREAD] usb2: EHCI version 1.0 usb2: companion controllers, 2 ports each: usb0 usb1 usb2: <Intel 6300ESB USB 2.0 controller> on ehci0 usb2: USB revision 2.0 uhub2: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb2 uhub2: 4 ports with 4 removable, self powered pcib3: <ACPI PCI-PCI bridge> at device 30.0 on pci0 pci3: <ACPI PCI bus> on pcib3 fxp0: <Intel 82551 Pro/100 Ethernet> port 0xd000-0xd03f mem 0xf5081000-0xf5081fff,0xf5020000-0xf503ffff irq 20 at device 1.0 on pci3 miibus0: <MII bus> on fxp0 inphy0: <i82555 10/100 media interface> PHY 1 on miibus0 inphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto fxp0: Ethernet address: 00:0e:0c:cf:9b:11 fxp0: [ITHREAD] fxp1: <Intel 82551 Pro/100 Ethernet> port 0xd100-0xd13f mem 0xf5082000-0xf5082fff,0xf5000000-0xf501ffff irq 21 at device 2.0 on pci3 miibus1: <MII bus> on fxp1 inphy1: <i82555 10/100 media interface> PHY 1 on miibus1 inphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto fxp1: Ethernet address: 00:0e:0c:cf:97:3b fxp1: [ITHREAD] vgapci0: <VGA-compatible display> port 0xd200-0xd2ff mem 0xf4000000-0xf4ffffff,0xf5080000-0xf5080fff irq 16 at device 9.0 on pci3 em1: <Intel(R) PRO/1000 Network Connection Version - 6.5.2> port 0xd300-0xd33f mem 0xf5040000-0xf505ffff irq 19 at device 10.0 on pci3 em1: Ethernet address: 00:30:48:87:34:9b em1: [FILTER] isab0: <PCI-ISA bridge> at device 31.0 on pci0 isa0: <ISA bus> on isab0 atapci0: <Intel 6300ESB UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xf000-0xf00f at device 31.1 on pci0 ata0: <ATA channel 0> on atapci0 ata0: [ITHREAD] ata1: <ATA channel 1> on atapci0 ata1: [ITHREAD] atapci1: <Intel 6300ESB SATA150 controller> port 0xe200-0xe207,0xe300-0xe303,0xe400-0xe407,0xe500-0xe503,0xe600-0xe60f at device 31.2 on pci0 atapci1: [ITHREAD] ata2: <ATA channel 0> on atapci1 ata2: [ITHREAD] ata3: <ATA channel 1> on atapci1 ata3: [ITHREAD] pci0: <serial bus, SMBus> at device 31.3 (no driver attached) acpi_tz0: <Thermal Zone> on acpi0 fdc0: <floppy drive controller> port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on acpi0 fdc0: [FILTER] fd0: <1440-KB 3.5" drive> on fdc0 drive 0 sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0 sio0: type 16550A sio0: [FILTER] sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0 sio1: type 16550A sio1: [FILTER] atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0 atkbd0: <AT Keyboard> irq 1 on atkbdc0 kbd0 at atkbd0 atkbd0: [GIANT-LOCKED] atkbd0: [ITHREAD] psm0: <PS/2 Mouse> irq 12 on atkbdc0 psm0: [GIANT-LOCKED] psm0: [ITHREAD] psm0: model IntelliMouse Explorer, device ID 4 pmtimer0 on isa0 orm0: <ISA Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xc8fff, 0xc9000-0xca7ff,0xcb000-0xcc7ff,0xcd000-0xce7ff,0xcf000-0xcffff pnpid ORM0000 on isa0 ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0 ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode ppbus0: <Parallel port bus> on ppc0 plip0: <PLIP network interface> on ppbus0 lpt0: <Printer> on ppbus0 lpt0: Interrupt-driven port ppi0: <Parallel I/O> on ppbus0 ppc0: [GIANT-LOCKED] ppc0: [ITHREAD] sc0: <System console> at flags 0x100 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 Timecounters tick every 1.000 msec acd0: CDROM <SR244W/T01A> at ata0-slave UDMA33 ad4: 152627MB <WDC WD1600JS-56MHB1 10.02E01> at ata2-master SATA150 da0 at twa0 bus 0 target 0 lun 0 da0: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da0: 100.000MB/s transfers da0: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da1 at twa0 bus 0 target 1 lun 0 da1: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da1: 100.000MB/s transfers da1: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da2 at twa0 bus 0 target 2 lun 0 da2: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da2: 100.000MB/s transfers da2: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da3 at twa0 bus 0 target 3 lun 0 da3: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da3: 100.000MB/s transfers da3: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da4 at twa0 bus 0 target 4 lun 0 da4: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da4: 100.000MB/s transfers da4: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da5 at twa0 bus 0 target 5 lun 0 da5: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da5: 100.000MB/s transfers da5: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da6 at twa0 bus 0 target 6 lun 0 da6: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da6: 100.000MB/s transfers da6: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) da7 at twa0 bus 0 target 7 lun 0 da7: <AMCC 9550SX-8LP DISK 3.04> Fixed Direct Access SCSI-3 device da7: 100.000MB/s transfers da7: 305165MB (624977920 512 byte sectors: 255H 63S/T 38903C) SMP: AP CPU #1 Launched! Trying to mount root from ufs:/dev/ad4s1a WARNING: / was not properly dismounted WARNING: /tmp was not properly dismounted WARNING: /usr was not properly dismounted WARNING: /var was not properly dismounted WARNING: ZFS is considered to be an experimental feature in FreeBSD. ZFS filesystem version 6 ZFS storage pool version 6 rtfree: 0xc63d6d20 has 1 refs em0: link state changed to UP -- Alexey Tarasov master_at_preved.cnReceived on Wed May 23 2007 - 16:55:03 UTC
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