磁盘配置选项,哪些因素会影响性能

磁盘配置选项,哪些因素会影响性能

我有 2 个磁盘,型号和供应商相同,第一个磁盘的性能可能更快。我们确实写入多个文件。您能比较两种配置并说明什么会影响性能吗? 1.(更快)

*-storage
            description: RAID bus controller
            product: Smart Array G6 controllers
            vendor: Hewlett-Packard Company
            physical id: 0
            bus info: pci@0000:03:00.0
            logical name: scsi3
            version: 01
            width: 64 bits
            clock: 33MHz
            capabilities: storage pm msi pciexpress msix bus_master cap_list rom
            configuration: driver=hpsa latency=0
            resources: irq:40 memory:f3e00000-f3ffffff memory:f3df0000-f3df0fff ioport:4000(size=256) memory:f0400000-f047ffff(prefetchable)
          *-generic UNCLAIMED
               description: SCSI
               product: P410i
               vendor: HP
               physical id: 3.0.0
               bus info: scsi@3:3.0.0
               version: 5.12
               serial: 500143801031E8B0
               configuration: ansiversion=5
          *-disk
               description: SCSI Disk
               product: LOGICAL VOLUME
               vendor: HP
               physical id: 0.0.0
               bus info: scsi@3:0.0.0
               logical name: /dev/sda
               version: 5.12
               serial: 500143801031E8B0
               size: 136GiB (146GB)
               capabilities: 15000rpm partitioned partitioned:dos
               configuration: ansiversion=5 signature=0007010a
             *-volume:0
                  description: EXT3 volume
                  vendor: Linux
                  physical id: 1
                  bus info: scsi@3:0.0.0,1
                  logical name: /dev/sda1
                  logical name: /boot
                  version: 1.0
                  serial: ed2d10ca-365a-4442-88de-b505aae07eaa
                  size: 102MiB
                  capacity: 102MiB
                  capabilities: primary bootable journaled extended_attributes ext3 ext2 initialized
                  configuration: created=2014-11-20 03:17:39 filesystem=ext3 modified=2015-03-15 12:07:09 mount.fstype=ext3 mount.options=rw,relatime,errors=continue,user_xattr,acl,barrier=1,data=ordered mounted=2015-03-02 08:47:09 state=mounted
             *-volume:1
                  description: EXT3 volume
                  vendor: Linux
                  physical id: 2
                  bus info: scsi@3:0.0.0,2
                  logical name: /dev/sda2
                  logical name: /
                  version: 1.0
                  serial: 06719133-4959-4d5d-a288-7d9c00951721
                  size: 20GiB
                  capacity: 20GiB
                  capabilities: primary journaled extended_attributes large_files recover ext3 ext2 initialized
                  configuration: created=2014-11-20 03:17:40 filesystem=ext3 modified=2014-11-20 03:23:58 mount.fstype=ext3 mount.options=rw,relatime,errors=continue,user_xattr,acl,barrier=1,data=ordered mounted=2015-03-15 12:13:47 state=mounted
             *-volume:2
                  description: Linux swap volume
                  physical id: 3
                  bus info: scsi@3:0.0.0,3
                  logical name: /dev/sda3
                  version: 1
                  serial: 61605a39-70a7-4121-9cca-49d5bea970ac
                  size: 12GiB
                  capacity: 12GiB
                  capabilities: primary nofs swap initialized
                  configuration: filesystem=swap pagesize=4096
             *-volume:3
                  description: Extended partition
                  physical id: 4
                  bus info: scsi@3:0.0.0,4
                  logical name: /dev/sda4
                  size: 104GiB
                  capacity: 104GiB
                  capabilities: primary extended partitioned partitioned:extended
                *-logicalvolume
                     description: Linux filesystem partition
                     physical id: 5
                     logical name: /dev/sda5
                     logical name: /export/home
                     capacity: 104GiB
                     configuration: mount.fstype=ext3 mount.options=rw,relatime,errors=continue,user_xattr,acl,barrier=1,data=ordered state=mounted
    *-storage
         description: SATA controller
         product: SB7x0/SB8x0/SB9x0 SATA Controller [IDE mode]
         vendor: Hynix Semiconductor (Hyundai Electronics)
         physical id: 11
         bus info: pci@0000:00:11.0
         version: 00
         width: 32 bits
         clock: 66MHz
         capabilities: storage pm ahci_1.0 bus_master cap_list
         configuration: driver=ahci latency=64
         resources: irq:16 ioport:1000(size=8) ioport:1008(size=4) ioport:1010(size=8) ioport:1018(size=4) ioport:1020(size=16) memory:f38f0000-f38f03ff
  1. (慢点)

    *-storage
>                 description: RAID bus controller
>                 product: Smart Array G6 controllers
>                 vendor: Hewlett-Packard Company
>                 physical id: 0
>                 bus info: pci@0000:03:00.0
>                 logical name: scsi3
>                 version: 01
>                 width: 64 bits
>                 clock: 33MHz
>                 capabilities: storage pm msi pciexpress msix bus_master cap_list rom
>                 configuration: driver=hpsa latency=0
>                 resources: irq:40 memory:f3e00000-f3ffffff memory:f3df0000-f3df0fff ioport:4000(size=256)
> memory:f0500000-f057ffff(prefetchable)
>               *-generic UNCLAIMED
>                    description: SCSI
>                    product: P410i
>                    vendor: HP
>                    physical id: 3.0.0
>                    bus info: scsi@3:3.0.0
>                    version: 5.14
>                    serial: 50014380189B2590
>                    configuration: ansiversion=5
>               *-disk
>                    description: SCSI Disk
>                    product: LOGICAL VOLUME
>                    vendor: HP
>                    physical id: 0.0.0
>                    bus info: scsi@3:0.0.0
>                    logical name: /dev/sda
>                    version: 5.14
>                    serial: 50014380189B2590
>                    size: 136GiB (146GB)
>                    capabilities: 15000rpm partitioned partitioned:dos
>                    configuration: ansiversion=5 signature=00066463
>                  *-volume:0 UNCLAIMED
>                       description: EXT3 volume
>                       vendor: Linux
>                       physical id: 1
>                       bus info: scsi@3:0.0.0,1
>                       version: 1.0
>                       serial: 8ed9f5e7-ad76-4856-bd71-739fa801c250
>                       size: 102MiB
>                       capacity: 102MiB
>                       capabilities: primary bootable journaled extended_attributes recover ext3 ext2 initialized
>                       configuration: created=2013-11-14 19:24:52 filesystem=ext3 modified=2015-02-18 02:37:00 mounted=2015-02-18
> 02:37:00 state=clean
>                  *-volume:1 UNCLAIMED
>                       description: EXT3 volume
>                       vendor: Linux
>                       physical id: 2
>                       bus info: scsi@3:0.0.0,2
>                       version: 1.0
>                       serial: e0ec5ade-1a3a-4a6f-899b-6dd14e628f63
>                       size: 20GiB
>                       capacity: 20GiB
>                       capabilities: primary journaled extended_attributes large_files recover ext3 ext2 initialized
>                       configuration: created=2013-11-14 19:24:53 filesystem=ext3 modified=2013-11-14 19:31:09 mounted=2015-03-07
> 17:39:26 state=clean
>                  *-volume:2 UNCLAIMED
>                       description: Linux swap volume
>                       physical id: 3
>                       bus info: scsi@3:0.0.0,3
>                       version: 1
>                       serial: 269a2358-bd61-4d39-8a56-7354ebb03f76
>                       size: 12GiB
>                       capacity: 12GiB
>                       capabilities: primary nofs swap initialized
>                       configuration: filesystem=swap pagesize=4096
>                  *-volume:3 UNCLAIMED
>                       description: Extended partition
>                       physical id: 4
>                       bus info: scsi@3:0.0.0,4
>                       size: 104GiB
>                       capacity: 104GiB
>                       capabilities: primary extended partitioned partitioned:extended
>                     *-logicalvolume UNCLAIMED
>                          description: Linux filesystem partition
>                          physical id: 5
>                          capacity: 104GiB
>         *-storage
>              description: SATA controller
>              product: SB7x0/SB8x0/SB9x0 SATA Controller [IDE mode]
>              vendor: Hynix Semiconductor (Hyundai Electronics)
>              physical id: 11
>              bus info: pci@0000:00:11.0
>              version: 00
>              width: 32 bits
>              clock: 66MHz
>              capabilities: storage pm ahci_1.0 bus_master cap_list
>              configuration: driver=ahci latency=64
>              resources: irq:16 ioport:1000(size=8) ioport:1008(size=4) ioport:1010(size=8) ioport:1018(size=4) ioport:1020(size=16)
> memory:f38f0000-f38f03ff

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