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一块硬盘两个分区
[root@cliffr Desktop]# fdisk -lDisk /dev/sda: 21.5 GB, 21474836480 bytes255 heads, 63 sectors/track, 2610 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x0000801d Device Boot Start End Blocks Id System/dev/sda1 * 1 64 512000 83 LinuxPartition 1 does not end on cylinder boundary./dev/sda2 64 2611 20458496 8e Linux LVMDisk /dev/mapper/vg_cliffr-lv_root: 19.3 GB, 19302187008 bytes255 heads, 63 sectors/track, 2346 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/vg_cliffr-lv_swap: 1644 MB, 1644167168 bytes255 heads, 63 sectors/track, 199 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000
PC的硬盘一般都挂载在PCI/PCIE总线上
[root@cliffr Desktop]# lspci00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]00:01.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) // 支持传统硬盘00:02.0 VGA compatible controller: InnoTek Systemberatung GmbH VirtualBox Graphics Adapter00:03.0 Ethernet controller: Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02)00:04.0 System peripheral: InnoTek Systemberatung GmbH VirtualBox Guest Service00:06.0 USB controller: Apple Inc. KeyLargo/Intrepid USB00:07.0 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 08)00:0b.0 USB controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB2 EHCI Controller00:0d.0 SATA controller: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) SATA Controller [AHCI mode] (rev 02) // 支持intel的AHCI SATA 硬盘
关键点, 看sys文件系统，可以看到硬件拓扑，可以得知硬盘挂载在哪个硬盘控制器下，挂载在哪个PCI控制器下
[root@cliffr Desktop]# ls /sys/ -lR | grep sdalrwxrwxrwx. 1 root root 0 Feb 3 09:55 sda -> ../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sdalrwxrwxrwx. 1 root root 0 Feb 3 09:55 sda -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sdalrwxrwxrwx. 1 root root 0 Feb 3 09:55 sda1 -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1lrwxrwxrwx. 1 root root 0 Feb 3 09:55 sda2 -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2lrwxrwxrwx. 1 root root 0 Feb 3 09:55 8:0 -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sdalrwxrwxrwx. 1 root root 0 Feb 3 09:55 8:1 -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1lrwxrwxrwx. 1 root root 0 Feb 3 09:55 8:2 -> ../../devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2drwxr-xr-x. 9 root root 0 Feb 3 09:55 sda/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda:drwxr-xr-x. 5 root root 0 Feb 3 09:55 sda1drwxr-xr-x. 5 root root 0 Feb 3 09:55 sda2/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/holders:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/power:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/queue:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/queue/iosched:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1/holders:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1/power:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda1/trace:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2/holders:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2/power:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2/trace:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/slaves:/sys/devices/pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/trace:lrwxrwxrwx. 1 root root 0 Feb 3 09:56 sda2 -> ../../../../pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2lrwxrwxrwx. 1 root root 0 Feb 3 09:56 sda2 -> ../../../../pci0000:00/0000:00:0d.0/host2/target2:0:0/2:0:0:0/block/sda/sda2drwxr-xr-x. 2 root root 0 Feb 3 10:13 sda1 // 说明 00:0d.0上有磁盘 sda1和sda2两个分区/sys/fs/ext4/sda1:[root@cliffr Desktop]#
查看模块
[root@cliffr Desktop]# lsmodModule Size Used bynls_utf8 1063 1 fuse 56800 0 vboxvideo 1281 1 drm 203461 2 vboxvideoipt_MASQUERADE 1822 3 iptable_nat 5053 1 nf_nat 18765 2 ipt_MASQUERADE,iptable_natxt_CHECKSUM 947 1 iptable_mangle 2641 1 tun 13699 1 bridge 64852 0 stp 1589 1 bridgellc 4354 2 bridge,stpvboxsf 35653 0 nfsd 236127 13 lockd 61679 1 nfsdnfs_acl 2147 1 nfsdauth_rpcgss 32756 1 nfsdexportfs 3435 1 nfsdautofs4 20981 3 sunrpc 215000 17 nfsd,lockd,nfs_acl,auth_rpcgssipt_REJECT 1867 4 nf_conntrack_ipv4 7694 6 iptable_nat,nf_natnf_defrag_ipv4 1039 1 nf_conntrack_ipv4iptable_filter 2173 1 ip_tables 9567 3 iptable_nat,iptable_mangle,iptable_filterip6t_REJECT 3987 2 nf_conntrack_ipv6 7207 2 nf_defrag_ipv6 9873 1 nf_conntrack_ipv6xt_state 1064 5 nf_conntrack 65524 6 ipt_MASQUERADE,iptable_nat,nf_nat,nf_conntrack_ipv4,nf_conntrack_ipv6,xt_stateip6table_filter 2245 1 ip6_tables 10867 1 ip6table_filteripv6 265153 59 ip6t_REJECT,nf_conntrack_ipv6,nf_defrag_ipv6uinput 6244 0 microcode 12216 0 sg 24612 0 i2c_piix4 11156 0 i2c_core 25825 2 drm,i2c_piix4vboxguest 174357 7 vboxsfe1000 149778 0 ext4 337374 2 mbcache 5976 1 ext4jbd2 77304 1 ext4sd_mod 35435 3 crc_t10dif 1217 1 sd_modsr_mod 14245 1 cdrom 34094 1 sr_modahci 34377 2 // ahci控制器驱动加载video 16720 0 output 1805 1 videopata_acpi 2513 0 ata_generic 2805 0 ata_piix 19202 1 // 传统硬盘驱动加载dm_mirror 11678 0 dm_region_hash 9737 1 dm_mirrordm_log 8546 2 dm_mirror,dm_region_hashdm_mod 67821 8 dm_mirror,dm_log[root@cliffr Desktop]#
查看详细打印信息
DMI 2.5 present.SMBIOS version 2.5 @ 0xFFF60DMI: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006e820 update range: 0000000000000000 - 0000000000001000 (usable) ==> (reserved)e820 remove range: 00000000000a0000 - 0000000000100000 (usable)last_pfn = 0x31ff0 max_arch_pfn = 0x400000MTRR default type: uncachableMTRR variable ranges disabled:x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106CPU MTRRs all blank - virtualized system.initial memory mapped : 0 - 01000000init_memory_mapping: 0000000000000000-0000000031ff0000NX (Execute Disable) protection: active 0000000000 - 0000200000 page 4k 0000200000 - 0031e00000 page 2M 0031e00000 - 0031ff0000 page 4kkernel direct mapping tables up to 31ff0000 @ 7000-f000RAMDISK: 3118b000 - 31fdf783ACPI: RSDP 000e0000 00024 (v02 VBOX )ACPI: XSDT 31ff0030 0003C (v01 VBOX VBOXXSDT 00000001 ASL 00000061)ACPI: FACP 31ff00f0 000F4 (v04 VBOX VBOXFACP 00000001 ASL 00000061)ACPI: DSDT 31ff0480 0210F (v01 VBOX VBOXBIOS 00000002 INTL 20100528)ACPI: FACS 31ff0200 00040ACPI: APIC 31ff0240 0006C (v02 VBOX VBOXAPIC 00000001 ASL 00000061)ACPI: SSDT 31ff02b0 001CC (v01 VBOX VBOXCPUT 00000002 INTL 20100528)ACPI: Local APIC address 0xfee000000MB HIGHMEM available.799MB LOWMEM available. mapped low ram: 0 - 31ff0000 low ram: 0 - 31ff0000 node 0 low ram: 00000000 - 31ff0000 node 0 bootmap 0000b000 - 00011400(9 early reservations) ==> bootmem [0000000000 - 0031ff0000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] #1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000] #2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000] #3 [0000400000 - 0000c51410] TEXT DATA BSS ==> [0000400000 - 0000c51410] #4 [003118b000 - 0031fdf783] RAMDISK ==> [003118b000 - 0031fdf783] #5 [000009f800 - 0000100000] BIOS reserved ==> [000009f800 - 0000100000] #6 [0000c52000 - 0000c5a114] BRK ==> [0000c52000 - 0000c5a114] #7 [0000007000 - 000000b000] PGTABLE ==> [0000007000 - 000000b000] #8 [000000b000 - 0000012000] BOOTMAP ==> [000000b000 - 0000012000]found SMP MP-table at [c009fff0] 9fff0Zone PFN ranges: DMA 0x00000001 -> 0x00001000 Normal 0x00001000 -> 0x00031ff0 HighMem 0x00031ff0 -> 0x00031ff0Movable zone start PFN for each nodeearly_node_map[2] active PFN ranges 0: 0x00000001 -> 0x0000009f 0: 0x00000100 -> 0x00031ff0On node 0 totalpages: 204686 DMA zone: 32 pages used for memmap DMA zone: 0 pages reserved DMA zone: 3966 pages, LIFO batch:0 Normal zone: 1568 pages used for memmap Normal zone: 199120 pages, LIFO batch:31Using APIC driver defaultACPI: PM-Timer IO Port: 0x4008ACPI: Local APIC address 0xfee00000ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] enabled)ACPI: IOAPIC (id[0x04] address[0xfec00000] gsi_base[0])IOAPIC[0]: apic_id 4, version 32, address 0xfec00000, GSI 0-23ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)ACPI: IRQ0 used by override.ACPI: IRQ2 used by override.ACPI: IRQ9 used by override.Using ACPI (MADT) for SMP configuration informationSMP: Allowing 4 CPUs, 0 hotplug CPUsnr_irqs_gsi: 24PM: Registered nosave memory: 000000000009f000 - 00000000000a0000PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000PM: Registered nosave memory: 00000000000f0000 - 0000000000100000Allocating PCI resources starting at 32000000 (gap: 32000000:ccc00000)Booting paravirtualized kernel on bare hardwareNR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:4 nr_node_ids:1PERCPU: Embedded 14 pages/cpu @c1a00000 s35928 r0 d21416 u524288pcpu-alloc: s35928 r0 d21416 u524288 alloc=1*2097152pcpu-alloc: [0] 0 1 2 3 Built 1 zonelists in Zone order, mobility grouping on. Total pages: 203086Kernel command line: ro root=/dev/mapper/vg_cliffr-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD rd_LVM_LV=vg_cliffr/lv_swap SYSFONT=latarcyrheb-sun16 rd_LVM_LV=vg_cliffr/lv_root KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM rhgb quietPID hash table entries: 4096 (order: 2, 16384 bytes)Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)Enabling fast FPU save and restore... done.Enabling unmasked SIMD FPU exception support... done.Initializing CPU#0Initializing HighMem for node 0 (00000000:00000000)Memory: 785636k/819136k available (4368k kernel code, 32592k reserved, 2440k data, 508k init, 0k highmem)virtual kernel memory layout: fixmap : 0xffad5000 - 0xfffff000 (5288 kB) pkmap : 0xff600000 - 0xff800000 (2048 kB) vmalloc : 0xf27f0000 - 0xff5fe000 ( 206 MB) lowmem : 0xc0000000 - 0xf1ff0000 ( 799 MB) .init : 0xc0aa7000 - 0xc0b26000 ( 508 kB) .data : 0xc0844203 - 0xc0aa64e8 (2440 kB) .text : 0xc0400000 - 0xc0844203 (4368 kB)Checking if this processor honours the WP bit even in supervisor mode...Ok.Hierarchical RCU implementation.NR_IRQS:2304 nr_irqs:440Console: colour VGA+ 80x25console [tty0] enabledallocated 4194304 bytes of page_cgroupplease try 'cgroup_disable=memory' option if you don't want memory cgroupsFast TSC calibration failedTSC: Unable to calibrate against PITTSC: using PMTIMER reference calibrationDetected 1333.347 MHz processor.Calibrating delay loop (skipped), value calculated using timer frequency.. 2666.69 BogoMIPS (lpj=1333347)pid_max: default: 32768 minimum: 301Security Framework initializedSELinux: Initializing.SELinux: Starting in permissive modeMount-cache hash table entries: 512Initializing cgroup subsys nsInitializing cgroup subsys cpuacctInitializing cgroup subsys memoryInitializing cgroup subsys devicesInitializing cgroup subsys freezerInitializing cgroup subsys net_clsInitializing cgroup subsys blkioInitializing cgroup subsys perf_eventInitializing cgroup subsys net_prioCPU: Physical Processor ID: 0CPU: Processor Core ID: 0mce: CPU supports 0 MCE banksACPI: Core revision 20090903Enabling APIC mode: Flat. Using 1 I/O APICs..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1CPU0: Intel(R) Atom(TM) CPU Z3735F @ 1.33GHz stepping 08Performance Events: unsupported p6 CPU model 55 no PMU driver, software events only.Booting Node 0, Processors #1Initializing CPU#1mce: CPU supports 0 MCE banks #2Initializing CPU#2mce: CPU supports 0 MCE banks #3 Ok.Initializing CPU#3mce: CPU supports 0 MCE banksBrought up 4 CPUsTotal of 4 processors activated (10666.77 BogoMIPS).sizeof(vma)=100 bytessizeof(page)=32 bytessizeof(inode)=352 bytessizeof(dentry)=132 bytessizeof(ext3inode)=508 bytessizeof(buffer_head)=56 bytessizeof(skbuff)=184 bytessizeof(task_struct)=1348 bytesdevtmpfs: initializedregulator: core version 0.5NET: Registered protocol family 16ACPI: bus type pci registeredPCI: PCI BIOS revision 2.10 entry at 0xfda26, last bus=0PCI: Using configuration type 1 for base accessbio: create slab at 0ACPI: EC: Look up EC in DSDTACPI: Executed 1 blocks of module-level executable AML codeACPI: Interpreter enabledACPI: (supports S0 S5)ACPI: Using IOAPIC for interrupt routingACPI: No dock devices found.HEST: Table not found.PCI: Ignoring host bridge windows from ACPI; if necessary, use "pci=use_crs" and report a bugACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])pci_root PNP0A03:00: host bridge window [io 0x0000-0x0cf7] (ignored)pci_root PNP0A03:00: host bridge window [io 0x0d00-0xffff] (ignored)pci_root PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff] (ignored)pci_root PNP0A03:00: host bridge window [mem 0x32000000-0xffdfffff] (ignored)pci 0000:00:01.1: reg 20: [io 0xd000-0xd00f]pci 0000:00:02.0: reg 10: [mem 0xe0000000-0xe0ffffff pref]pci 0000:00:03.0: reg 10: [mem 0xf0000000-0xf001ffff]pci 0000:00:03.0: reg 18: [io 0xd010-0xd017]pci 0000:00:04.0: reg 10: [io 0xd020-0xd03f]pci 0000:00:04.0: reg 14: [mem 0xf0400000-0xf07fffff]pci 0000:00:04.0: reg 18: [mem 0xf0800000-0xf0803fff pref]pci 0000:00:06.0: reg 10: [mem 0xf0804000-0xf0804fff]pci 0000:00:07.0: quirk: [io 0x4000-0x403f] claimed by PIIX4 ACPIpci 0000:00:07.0: quirk: [io 0x4100-0x410f] claimed by PIIX4 SMBpci 0000:00:0b.0: reg 10: [mem 0xf0805000-0xf0805fff]pci 0000:00:0d.0: reg 10: [io 0xd040-0xd047]pci 0000:00:0d.0: reg 18: [io 0xd050-0xd057]pci 0000:00:0d.0: reg 20: [io 0xd060-0xd06f]pci 0000:00:0d.0: reg 24: [mem 0xf0806000-0xf0807fff]pci_bus 0000:00: on NUMA node 0ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]ACPI: PCI Interrupt Link [LNKA] (IRQs 5 9 10 *11)ACPI: PCI Interrupt Link [LNKB] (IRQs 5 9 10 *11)ACPI: PCI Interrupt Link [LNKC] (IRQs 5 9 *10 11)ACPI: PCI Interrupt Link [LNKD] (IRQs 5 *9 10 11)vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=nonevgaarb: loadedvgaarb: bridge control possible 0000:00:02.0SCSI subsystem initializedlibata version 3.00 loaded.usbcore: registered new interface driver usbfsusbcore: registered new interface driver hubusbcore: registered new device driver usbPCI: Using ACPI for IRQ routingPCI: old code would have set cacheline size to 32 bytes, but clflush_size = 64PCI: pci_cache_line_size set to 64 bytesNetLabel: InitializingNetLabel: domain hash size = 128NetLabel: protocols = UNLABELED CIPSOv4NetLabel: unlabeled traffic allowed by defaultSwitching to clocksource jiffiespnp: PnP ACPI initACPI: bus type pnp registeredpnp 00:00: [io 0x0cf8-0x0cff]pnp 00:00: Plug and Play ACPI device, IDs PNP0a03 (active)pnp 00:01: [io 0x0060]pnp 00:01: [io 0x0064]pnp 00:01: [irq 1]pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)pnp 00:02: [io 0x0000-0x000f]pnp 00:02: [io 0x0080-0x008f]pnp 00:02: [io 0x00c0-0x00df]pnp 00:02: [dma 4]pnp 00:02: Plug and Play ACPI device, IDs PNP0200 (active)pnp 00:03: [irq 12]pnp 00:03: Plug and Play ACPI device, IDs PNP0f03 (active)pnp: PnP ACPI: found 4 devicesACPI: ACPI bus type pnp unregisteredSwitching to clocksource acpi_pmPCI: max bus depth: 0 pci_try_num: 1pci_bus 0000:00: resource 0 [io 0x0000-0xffff]pci_bus 0000:00: resource 1 [mem 0x00000000-0xfffffffff]NET: Registered protocol family 2IP route cache hash table entries: 32768 (order: 5, 131072 bytes)TCP established hash table entries: 131072 (order: 8, 1048576 bytes)TCP bind hash table entries: 65536 (order: 7, 524288 bytes)TCP: Hash tables configured (established 131072 bind 65536)TCP reno registeredNET: Registered protocol family 1pci 0000:00:00.0: Limiting direct PCI/PCI transferspci 0000:00:01.0: Activating ISA DMA hang workaroundspci 0000:00:02.0: Boot video device alloc irq_desc for 22 on node -1 alloc kstat_irqs on node -1pci 0000:00:06.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22pci 0000:00:06.0: PCI INT A disabled alloc irq_desc for 19 on node -1 alloc kstat_irqs on node -1pci 0000:00:0b.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19pci 0000:00:0b.0: PCI INT A disabledTrying to unpack rootfs image as initramfs...hrtimer: interrupt took 3742740 nsFreeing initrd memory: 14673k freedplatform rtc_cmos: registered platform RTC device (no PNP device found)apm: BIOS version 1.2 Flags 0x03 (Driver version 1.16ac)apm: disabled - APM is not SMP safe.audit: initializing netlink socket (disabled)type=2000 audit(1612317351.164:1): initializedHugeTLB registered 2 MB page size, pre-allocated 0 pagesVFS: Disk quotas dquot_6.5.2Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)msgmni has been set to 1564SELinux: Registering netfilter hooksalg: No test for stdrng (krng)ksign: Installing public key dataLoading keyring- Added public key 5567FC966F834B81- User ID: Red Hat, Inc. (Kernel Module GPG key)- Added public key D4A26C9CCD09BEDA- User ID: Red Hat Enterprise Linux Driver Update Program Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)io scheduler noop registeredio scheduler anticipatory registeredio scheduler deadline registeredio scheduler cfq registered (default)pci_hotplug: PCI Hot Plug PCI Core version: 0.5pciehp: PCI Express Hot Plug Controller Driver version: 0.4acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5ACPI: AC Adapter [AC] (off-line)input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0ACPI: Power Button [PWRF]input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1ACPI: Sleep Button [SLPF]ACPI: acpi_idle registered with cpuidleERST: Table is not found!GHES: HEST is not enabled!isapnp: Scanning for PnP cards...ACPI: Battery Slot [BAT0] (battery present)isapnp: No Plug & Play device foundNon-volatile memory driver v1.3Linux agpgart interface v0.103crash memory driver: version 1.1Serial: 8250/16550 driver, 4 ports, IRQ sharing enabledbrd: module loadedloop: module loadedinput: Macintosh mouse button emulation as /devices/virtual/input/input2Fixed MDIO Bus: probedehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driverehci_hcd 0000:00:0b.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19ehci_hcd 0000:00:0b.0: setting latency timer to 64ehci_hcd 0000:00:0b.0: EHCI Host Controllerehci_hcd 0000:00:0b.0: new USB bus registered, assigned bus number 1ehci_hcd 0000:00:0b.0: irq 19, io mem 0xf0805000ehci_hcd 0000:00:0b.0: USB 2.0 started, EHCI 1.00usb usb1: New USB device found, idVendor=1d6b, idProduct=0002usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1usb usb1: Product: EHCI Host Controllerusb usb1: Manufacturer: Linux 2.6.32-279.el6.i686 ehci_hcdusb usb1: SerialNumber: 0000:00:0b.0usb usb1: configuration #1 chosen from 1 choicehub 1-0:1.0: USB hub foundhub 1-0:1.0: 12 ports detectedohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driverohci_hcd 0000:00:06.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22ohci_hcd 0000:00:06.0: setting latency timer to 64ohci_hcd 0000:00:06.0: OHCI Host Controllerohci_hcd 0000:00:06.0: new USB bus registered, assigned bus number 2ohci_hcd 0000:00:06.0: irq 22, io mem 0xf0804000usb usb2: New USB device found, idVendor=1d6b, idProduct=0001usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1usb usb2: Product: OHCI Host Controllerusb usb2: Manufacturer: Linux 2.6.32-279.el6.i686 ohci_hcdusb usb2: SerialNumber: 0000:00:06.0usb usb2: configuration #1 chosen from 1 choicehub 2-0:1.0: USB hub foundhub 2-0:1.0: 12 ports detecteduhci_hcd: USB Universal Host Controller Interface driverPNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12serio: i8042 KBD port at 0x60,0x64 irq 1serio: i8042 AUX port at 0x60,0x64 irq 12mice: PS/2 mouse device common for all micertc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0rtc0: alarms up to one day, 114 bytes nvramcpuidle: using governor laddercpuidle: using governor menuEFI Variables Facility v0.08 2004-May-17input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3psmouse serio1: ID: 10 00 64usbcore: registered new interface driver hiddevusbcore: registered new interface driver usbhidusbhid: v2.6:USB HID core driverTCP cubic registeredInitializing XFRM netlink socketNET: Registered protocol family 17Using IPI No-Shortcut moderegistered taskstats version 1rtc_cmos rtc_cmos: setting system clock to 2021-02-03 01:55:52 UTC (1612317352)Initalizing network drop monitor serviceFreeing unused kernel memory: 508k freedWrite protecting the kernel text: 4372kWrite protecting the kernel read-only data: 1872kinput: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4dracut: dracut-004-283.el6dracut: rd_NO_LUKS: removing cryptoluks activationdevice-mapper: uevent: version 1.0.3device-mapper: ioctl: 4.22.6-ioctl (2011-10-19) initialised: dm-devel@redhat.comudev: starting version 147dracut: Starting plymouth daemondracut: rd_NO_DM: removing DM RAID activationdracut: rd_NO_MD: removing MD RAID activationata_piix 0000:00:01.1: version 2.13ata_piix 0000:00:01.1: setting latency timer to 64scsi0 : ata_piixscsi1 : ata_piixata1: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xd000 irq 14 // 2个传统硬盘控制器接口ata2: PATA max UDMA/33 cmd 0x170 ctl 0x376 bmdma 0xd008 irq 15ata2.00: ATAPI: VBOX CD-ROM, 1.0, max UDMA/133ata2.00: configured for UDMA/33scsi 1:0:0:0: CD-ROM VBOX CD-ROM 1.0 PQ: 0 ANSI: 5input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/LNXVIDEO:00/input/input5ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no)ahci 0000:00:0d.0: version 3.0 alloc irq_desc for 21 on node -1 alloc kstat_irqs on node -1ahci 0000:00:0d.0: PCI INT A -> GSI 21 (level, low) -> IRQ 21 // 1个AHCI硬盘控制器接口ahci: SSS flag set, parallel bus scan disabledahci 0000:00:0d.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA modeahci 0000:00:0d.0: flags: 64bit ncq stag only ccc ahci 0000:00:0d.0: setting latency timer to 64scsi2 : ahciata3: SATA max UDMA/133 abar m8192@0xf0806000 port 0xf0806100 irq 21Refined TSC clocksource calibration: 1333.333 MHz.Switching to clocksource tscata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)ata3.00: ATA-6: VBOX HARDDISK, 1.0, max UDMA/133ata3.00: 41943040 sectors, multi 128: LBA48 NCQ (depth 31/32) // AHCI控制器有硬盘ata3.00: configured for UDMA/133scsi 2:0:0:0: Direct-Access ATA VBOX HARDDISK 1.0 PQ: 0 ANSI: 5sr0: scsi3-mmc drive: 32x/32x xa/form2 trayUniform CD-ROM driver Revision: 3.20sr 1:0:0:0: Attached scsi CD-ROM sr0sd 2:0:0:0: [sda] 41943040 512-byte logical blocks: (21.4 GB/20.0 GiB)sd 2:0:0:0: [sda] Write Protect is offsd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sda: sda1 sda2 // 识别2个分区sd 2:0:0:0: [sda] Attached SCSI diskdracut: Scanning devices sda2 for LVM logical volumes vg_cliffr/lv_swap vg_cliffr/lv_root dracut: inactive '/dev/vg_cliffr/lv_root' [17.98 GiB] inheritdracut: inactive '/dev/vg_cliffr/lv_swap' [1.53 GiB] inheritEXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: dracut: Mounted root filesystem /dev/mapper/vg_cliffr-lv_rootdracut: Loading SELinux policytype=1404 audit(1612317356.081:2): enforcing=1 old_enforcing=0 auid=4294967295 ses=4294967295SELinux: 2048 avtab hash slots, 250818 rules.SELinux: 2048 avtab hash slots, 250818 rules.SELinux: 9 users, 12 roles, 3761 types, 187 bools, 1 sens, 1024 catsSELinux: 81 classes, 250818 rulesSELinux: Completing initialization.SELinux: Setting up existing superblocks.SELinux: initialized (dev dm-0, type ext4), uses xattrSELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDsSELinux: initialized (dev usbfs, type usbfs), uses genfs_contextsSELinux: initialized (dev selinuxfs, type selinuxfs), uses genfs_contextsSELinux: initialized (dev mqueue, type mqueue), uses transition SIDsSELinux: initialized (dev hugetlbfs, type hugetlbfs), uses transition SIDsSELinux: initialized (dev devpts, type devpts), uses transition SIDsSELinux: initialized (dev inotifyfs, type inotifyfs), uses genfs_contextsSELinux: initialized (dev anon_inodefs, type anon_inodefs), uses genfs_contextsSELinux: initialized (dev pipefs, type pipefs), uses task SIDsSELinux: initialized (dev debugfs, type debugfs), uses genfs_contextsSELinux: initialized (dev sockfs, type sockfs), uses task SIDsSELinux: initialized (dev devtmpfs, type devtmpfs), uses transition SIDsSELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDsSELinux: initialized (dev proc, type proc), uses genfs_contextsSELinux: initialized (dev bdev, type bdev), uses genfs_contextsSELinux: initialized (dev rootfs, type rootfs), uses genfs_contextsSELinux: initialized (dev sysfs, type sysfs), uses genfs_contextstype=1403 audit(1612317358.258:3): policy loaded auid=4294967295 ses=4294967295dracut: dracut: Switching rootreadahead: startingudev: starting version 147e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPIe1000: Copyright (c) 1999-2006 Intel Corporation.e1000 0000:00:03.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19e1000 0000:00:03.0: setting latency timer to 64e1000 0000:00:03.0: eth0: (PCI:33MHz:32-bit) 08:00:27:28:74:1be1000 0000:00:03.0: eth0: Intel(R) PRO/1000 Network Connection alloc irq_desc for 20 on node -1 alloc kstat_irqs on node -1pci 0000:00:04.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20vboxguest: major 0, IRQ 20, I/O port d020, MMIO at 00000000f0400000 (size 0x400000)vboxguest: Successfully loaded version 4.0.18 (interface 0x00010004)piix4_smbus 0000:00:07.0: SMBus Host Controller at 0x4100, revision 0sr 1:0:0:0: Attached scsi generic sg0 type 5sd 2:0:0:0: Attached scsi generic sg1 type 0microcode: CPU0 sig=0x30678, pf=0x8, revision=0x0platform microcode: firmware: requesting intel-ucode/06-37-08microcode: CPU1 sig=0x30678, pf=0x8, revision=0x0platform microcode: firmware: requesting intel-ucode/06-37-08microcode: CPU2 sig=0x30678, pf=0x8, revision=0x0platform microcode: firmware: requesting intel-ucode/06-37-08microcode: CPU3 sig=0x30678, pf=0x8, revision=0x0platform microcode: firmware: requesting intel-ucode/06-37-08Microcode Update Driver: v2.00 , Peter OrubaEXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: SELinux: initialized (dev sda1, type ext4), uses xattrAdding 1605624k swap on /dev/mapper/vg_cliffr-lv_swap. Priority:-1 extents:1 across:1605624k SELinux: initialized (dev binfmt_misc, type binfmt_misc), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsSELinux: initialized (dev cgroup, type cgroup), uses genfs_contextsNET: Registered protocol family 10lo: Disabled Privacy Extensionsip6_tables: (C) 2000-2006 Netfilter Core Teamnf_conntrack version 0.5.0 (12520 buckets, 50080 max)ip_tables: (C) 2000-2006 Netfilter Core Teame1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RXRPC: Registered named UNIX socket transport module.RPC: Registered udp transport module.RPC: Registered tcp transport module.RPC: Registered tcp NFSv4.1 backchannel transport module.SELinux: initialized (dev rpc_pipefs, type rpc_pipefs), uses genfs_contextseth0: no IPv6 routers presentSELinux: initialized (dev autofs, type autofs), uses genfs_contextsSELinux: initialized (dev autofs, type autofs), uses genfs_contextsSELinux: initialized (dev autofs, type autofs), uses genfs_contextsInstalling knfsd (copyright (C) 1996 okir@monad.swb.de).SELinux: initialized (dev nfsd, type nfsd), uses genfs_contextsNFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directoryNFSD: starting 90-second grace periodvboxsf: Successfully loaded version 4.0.18 (interface 0x00010004)Bridge firewalling registeredtun: Universal TUN/TAP device driver, 1.6tun: (C) 1999-2004 Max Krasnyansky device virbr0-nic entered promiscuous modevirbr0: starting userspace STP failed, starting kernel STPSELinux: initialized (dev mqueue, type mqueue), uses transition SIDsSELinux: initialized (dev proc, type proc), uses genfs_contextsSELinux: initialized (dev mqueue, type mqueue), uses transition SIDslo: Disabled Privacy ExtensionsSELinux: initialized (dev proc, type proc), uses genfs_contexts[drm] Initialized drm 1.1.0 20060810 alloc irq_desc for 18 on node -1 alloc kstat_irqs on node -1pci 0000:00:02.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18pci 0000:00:02.0: setting latency timer to 64[drm] Supports vblank timestamp caching Rev 1 (10.10.2010).[drm] No driver support for vblank timestamp query.[drm] Initialized vboxvideo 1.0.0 20090303 for 0000:00:02.0 on minor 0fuse init (API version 7.13)ISO 9660 Extensions: Microsoft Joliet Level 3ISO 9660 Extensions: RRIP_1991ASELinux: initialized (dev sr0, type iso9660), uses genfs_contexts[root@cliffr Desktop]#
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