Linux之Xenserver新增本地存储

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摘要

当Xenserver本地存储不足的时候需要添加本地存储的方法

[[email protected] ~]# smartctl --all /dev/sdb
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-3.10.0+10] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Seagate Barracuda 7200.14 (AF)
Device Model:     ST3000DM001-1ER166
Serial Number:    W502PMVC
LU WWN Device Id: 5 000c50 09b03e160
Firmware Version: CC26
User Capacity:    3,000,592,982,016 bytes [3.00 TB]
Sector Sizes:     512 bytes logical, 4096 bytes physical
Rotation Rate:    7200 rpm
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-2, ACS-3 T13/2161-D revision 3b
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Fri Aug 12 01:07:32 2016 CST

==> WARNING: A firmware update for this drive may be available,
see the following Seagate web pages:
http://knowledge.seagate.com/articles/en_US/FAQ/207931en
http://knowledge.seagate.com/articles/en_US/FAQ/223651en

SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x00) Offline data collection activity
                                        was never started.
                                        Auto Offline Data Collection: Disabled.
Self-test execution status:      (   0) The previous self-test routine completed
                                        without error or no self-test has ever 
                                        been run.
Total time to complete Offline 
data collection:                (   89) seconds.
Offline data collection
capabilities:                    (0x73) SMART execute Offline immediate.
                                        Auto Offline data collection on/off support.
                                        Suspend Offline collection upon new
                                        command.
                                        No Offline surface scan supported.
                                        Self-test supported.
                                        Conveyance Self-test supported.
                                        Selective Self-test supported.
SMART capabilities:            (0x0003) Saves SMART data before entering
                                        power-saving mode.
                                        Supports SMART auto save timer.
Error logging capability:        (0x01) Error logging supported.
                                        General Purpose Logging supported.
Short self-test routine 
recommended polling time:        (   1) minutes.
Extended self-test routine
recommended polling time:        ( 314) minutes.
Conveyance self-test routine
recommended polling time:        (   2) minutes.
SCT capabilities:              (0x1085) SCT Status supported.

SMART Attributes Data Structure revision number: 10
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
  1 Raw_Read_Error_Rate     0x000f   100   100   006    Pre-fail  Always       -       374688
  3 Spin_Up_Time            0x0003   094   094   000    Pre-fail  Always       -       0
  4 Start_Stop_Count        0x0032   100   100   020    Old_age   Always       -       16
  5 Reallocated_Sector_Ct   0x0033   100   100   010    Pre-fail  Always       -       0
  7 Seek_Error_Rate         0x000f   100   253   030    Pre-fail  Always       -       143
  9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       1
 10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail  Always       -       0
 12 Power_Cycle_Count       0x0032   100   100   020    Old_age   Always       -       16
183 Runtime_Bad_Block       0x0032   100   100   000    Old_age   Always       -       0
184 End-to-End_Error        0x0032   100   100   099    Old_age   Always       -       0
187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always       -       0
188 Command_Timeout         0x0032   100   100   000    Old_age   Always       -       0 0 0
189 High_Fly_Writes         0x003a   100   100   000    Old_age   Always       -       0
190 Airflow_Temperature_Cel 0x0022   071   070   045    Old_age   Always       -       29 (Min/Max 26/29)
191 G-Sense_Error_Rate      0x0032   100   100   000    Old_age   Always       -       0
192 Power-Off_Retract_Count 0x0032   100   100   000    Old_age   Always       -       3
193 Load_Cycle_Count        0x0032   100   100   000    Old_age   Always       -       34
194 Temperature_Celsius     0x0022   029   040   000    Old_age   Always       -       29 (0 24 0 0 0)
197 Current_Pending_Sector  0x0012   100   100   000    Old_age   Always       -       0
198 Offline_Uncorrectable   0x0010   100   100   000    Old_age   Offline      -       0
199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age   Always       -       0
240 Head_Flying_Hours       0x0000   100   253   000    Old_age   Offline      -       0h+24m+34.501s
241 Total_LBAs_Written      0x0000   100   253   000    Old_age   Offline      -       20728
242 Total_LBAs_Read         0x0000   100   253   000    Old_age   Offline      -       25675

SMART Error Log Version: 1
No Errors Logged

SMART Self-test log structure revision number 1
No self-tests have been logged.  [To run self-tests, use: smartctl -t]


SMART Selective self-test log data structure revision number 1
 SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
    1        0        0  Not_testing
    2        0        0  Not_testing
    3        0        0  Not_testing
    4        0        0  Not_testing
    5        0        0  Not_testing
Selective self-test flags (0x0):
  After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.

[[email protected] ~]# xe host-list
[[email protected] ~]# xe host-list
uuid ( RO)                : e46c7c34-5d62-4b73-93d2-1dae3a47eb47
          name-label ( RW): xenserver-DS-Monitor02
    name-description ( RW): Default install


[[email protected] ~]# xe host-list|awk 'NR==1{print $3}'
RO)
[[email protected] ~]# xe host-list|awk -F':' 'NR==1{print $2}'
 e46c7c34-5d62-4b73-93d2-1dae3a47eb47
[[email protected] ~]# xe host-list|awk -F': ' 'NR==1{print $2}'
e46c7c34-5d62-4b73-93d2-1dae3a47eb47
[[email protected] ~]# xe sr-create content-type=user device-config:device=/dev/sda3 host-uuid=$(xe host-list|awk -F': ' 'NR==1{print $2}') name-label="Local storage" shared=false type=lvm
1bf6873f-243a-8e78-af92-df1d43a49566
[[email protected] ~]# xe sr-list
uuid ( RO)                : 5344a404-3c3f-eaed-6ad3-688c5af50c00
          name-label ( RW): Removable storage
    name-description ( RW): 
                host ( RO): xenserver-DS-Monitor02
                type ( RO): udev
        content-type ( RO): disk


uuid ( RO)                : 1bf6873f-243a-8e78-af92-df1d43a49566
          name-label ( RW): Local storage
    name-description ( RW): 
                host ( RO): xenserver-DS-Monitor02
                type ( RO): lvm
        content-type ( RO): user


uuid ( RO)                : 1a8d857d-7789-22a2-0107-b50557eee7b7
          name-label ( RW): DVD drives
    name-description ( RW): Physical DVD drives
                host ( RO): xenserver-DS-Monitor02
                type ( RO): udev
        content-type ( RO): iso


uuid ( RO)                : ed3cc2ee-c279-9faa-a025-0d25259a6c3e
          name-label ( RW): XenServer Tools
    name-description ( RW): XenServer Tools ISOs
                host ( RO): xenserver-DS-Monitor02
                type ( RO): iso
        content-type ( RO): iso


[[email protected] ~]# sgdisk -p /dev/sdb
Caution: invalid main GPT header, but valid backup; regenerating main header
from backup!

Invalid partition data!
[[email protected] ~]# sgdisk -og /dev/sdb
Caution: invalid main GPT header, but valid backup; regenerating main header
from backup!

Invalid partition data!
Information: Creating fresh partition table; will override earlier problems!
The operation has completed successfully.
[[email protected] ~]#

由上信息可以看出这是一块崭新的磁盘，现在需要将这个磁盘加到Xenserver的本地存储中，下面来开始操作
先将/dev/sdb磁盘设置为GPT分区

[[email protected] ~]# sgdisk -og /dev/sdb
Caution: invalid main GPT header, but valid backup; regenerating main header
from backup!

Invalid partition data!
Information: Creating fresh partition table; will override earlier problems!
The operation has completed successfully.
[[email protected] ~]# sgdisk -p /dev/sdb
Found valid GPT with corrupt MBR; using GPT and will write new
protective MBR on save.
Disk /dev/sdb: 5860533168 sectors, 2.7 TiB
Logical sector size: 512 bytes
Disk identifier (GUID): A4C214E2-B75B-45D5-A8E9-B29E761C439D
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 5860533134
Partitions will be aligned on 2048-sector boundaries
Total free space is 5860533101 sectors (2.7 TiB)

Number  Start (sector)    End (sector)  Size       Code  Name
[[email protected] ~]#

新建一个磁盘分区/dev/sdb1

[[email protected] ~]# sgdisk -n 1:0 -c 1:"LVM" -t 1:8e00 /dev/sdb
Found valid GPT with corrupt MBR; using GPT and will write new
protective MBR on save.
The operation has completed successfully.
[[email protected] ~]# sgdisk -p /dev/sdb
Disk /dev/sdb: 5860533168 sectors, 2.7 TiB
Logical sector size: 512 bytes
Disk identifier (GUID): A4C214E2-B75B-45D5-A8E9-B29E761C439D
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 5860533134
Partitions will be aligned on 2048-sector boundaries
Total free space is 2014 sectors (1007.0 KiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1            2048      5860533134   2.7 TiB     8E00  LVM
[[email protected] ~]#

分区好了，我们就可以直接将磁盘加到Xenserver的本地存储中了

[[email protected] ~]# xe host-list 
uuid ( RO)                : e46c7c34-5d62-4b73-93d2-1dae3a47eb47
          name-label ( RW): xenserver-DS-Monitor02
    name-description ( RW): Default install


[[email protected] ~]# xe sr-create content-type=user device-config:device=/dev/sdb1 host-uuid=e46c7c34-5d62-4b73-93d2-1d9ae3a47eb47 name-label="Local storage 2" shared=false type=lvm
bebbe4f1-a492-c434-ea7f-1f7cc679070c
[[email protected] ~]# xe sr-list name-label="Local storage 2"
uuid ( RO)                : bebbe4f1-a492-c434-ea7f-1f7cc679070c
          name-label ( RW): Local storage 2
    name-description ( RW): 
                host ( RO): xenserver-DS-Monitor02
                type ( RO): lvm
        content-type ( RO): user


[[email protected] ~]#

新增第第二块存储

[[email protected] ~]# xe sr-create content-type=user device-config:device=/dev/sdb host-uuid=$(xe host-list|awk -F': ' 'NR==1{print $2}') name-label="Local storage2" shared=false type=lvm
[[email protected] ~]#