Linux之Xenserver新装之后没有本地存储的解决方法

先来查看下硬盘信息

[root@xenserver-DS-Monitor01 ~]# smartctl --all /dev/sda
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 ===
Device Model:     PLEXTOR PX-512M6S+
Serial Number:    P02620100868
LU WWN Device Id: 5 002303 1009083c8
Add. Product Id:  SC902040
Firmware Version: 1.00
User Capacity:    512,110,190,592 bytes [512 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Device is:        Not in smartctl database [for details use: -P showall]
ATA Version is:   ATA8-ACS, ATA/ATAPI-7 T13/1532D revision 4a
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Thu Aug 11 23:59:09 2016 CST
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:                (   10) seconds.
Offline data collection
capabilities:                    (0x15) SMART execute Offline immediate.
                                        No Auto Offline data collection support.
                                        Abort Offline collection upon new
                                        command.
                                        No Offline surface scan supported.
                                        Self-test supported.
                                        No Conveyance Self-test supported.
                                        No 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:        (  10) minutes.
SCT capabilities:              (0x003d) SCT Status supported.
                                        SCT Error Recovery Con

[root@xenserver-DS-Monitor01 ~]# smartctl -A /dev/sda 
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 READ SMART DATA SECTION ===
SMART Attributes Data Structure revision number: 1
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
  1 Raw_Read_Error_Rate     0x002f   100   100   000    Pre-fail  Always       -       0
  5 Reallocated_Sector_Ct   0x0003   100   100   000    Pre-fail  Always       -       0
  9 Power_On_Hours          0x0002   100   100   000    Old_age   Always       -       0
 12 Power_Cycle_Count       0x0003   100   100   000    Pre-fail  Always       -       12
170 Unknown_Attribute       0x0032   100   100   000    Old_age   Always       -       0
171 Unknown_Attribute       0x0003   100   100   000    Pre-fail  Always       -       0
172 Unknown_Attribute       0x0003   100   100   000    Pre-fail  Always       -       0
173 Unknown_Attribute       0x0003   100   100   000    Pre-fail  Always       -       0
174 Unknown_Attribute       0x0003   100   100   000    Pre-fail  Always       -       12
175 Program_Fail_Count_Chip 0x0003   100   100   000    Pre-fail  Always       -       0
176 Erase_Fail_Count_Chip   0x0003   100   100   000    Pre-fail  Always       -       0
177 Wear_Leveling_Count     0x0003   100   100   000    Pre-fail  Always       -       19
178 Used_Rsvd_Blk_Cnt_Chip  0x0003   100   100   000    Pre-fail  Always       -       0
179 Used_Rsvd_Blk_Cnt_Tot   0x0003   100   100   000    Pre-fail  Always       -       0
180 Unused_Rsvd_Blk_Cnt_Tot 0x0033   100   100   000    Pre-fail  Always       -       1184
181 Program_Fail_Cnt_Total  0x0003   100   100   000    Pre-fail  Always       -       0
182 Erase_Fail_Count_Total  0x0003   100   100   000    Pre-fail  Always       -       0
183 Runtime_Bad_Block       0x0032   100   100   000    Old_age   Always       -       0
184 End-to-End_Error        0x0033   100   100   000    Pre-fail  Always       -       0
187 Reported_Uncorrect      0x0003   100   100   000    Pre-fail  Always       -       0
188 Command_Timeout         0x0032   100   100   000    Old_age   Always       -       0
192 Power-Off_Retract_Count 0x0003   100   100   000    Pre-fail  Always       -       12
195 Hardware_ECC_Recovered  0x0003   100   100   000    Pre-fail  Always       -       0
196 Reallocated_Event_Count 0x0003   100   100   000    Pre-fail  Always       -       0
198 Offline_Uncorrectable   0x0003   100   100   000    Pre-fail  Always       -       0
199 UDMA_CRC_Error_Count    0x0003   100   100   000    Pre-fail  Always       -       0
232 Available_Reservd_Space 0x0003   100   100   010    Pre-fail  Always       -       0
233 Media_Wearout_Indicator 0x0003   100   100   000    Pre-fail  Always       -       6
241 Total_LBAs_Written      0x0003   100   100   000    Pre-fail  Always       -       102
242 Total_LBAs_Read         0x0003   100   100   000    Pre-fail  Always       -       34

[root@xenserver-DS-Monitor01 ~]#

再来看看分区信息

[root@xenserver-DS-Monitor01 ~]# sgdisk -p /dev/sda
Disk /dev/sda: 1000215216 sectors, 476.9 GiB
Logical sector size: 512 bytes
Disk identifier (GUID): CC968B4B-6998-4270-9B25-917806F75F8E
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 1000215182
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        46139392        83888127   18.0 GiB    0700  
   2         8390656        46139391   18.0 GiB    0700  
   3        87033856      1000215182   435.4 GiB   8E00  
   4        83888128        84936703   512.0 MiB   EF02  
   5            2048         8390655   4.0 GiB     0700  
   6        84936704        87033855   1024.0 MiB  8200  
[root@xenserver-DS-Monitor01 ~]# 

经过上面的查询可以得知，/dev/sda3是数据盘，因为分区给的空间最大，那么就来上/dev/sda3来生效做本地存储

[root@xenserver-DS-Monitor01 ~]# xe host-list
uuid ( RO)                : de645a59-46ac-47db-83fa-3e91fb50b8b6
          name-label ( RW): xenserver-DS-Monitor01
    name-description ( RW): Default install


[root@xenserver-DS-Monitor01 ~]# xe sr-create content-type=user device-config:device=/dev/sda3 host-uuid=de645a59-46ac-47db-83fa-3e91fb50b8b6 name-label="Local storage" shared=false type=lvm
3f1ca7d9-9783-dffd-433f-d1d5906e7dcb
[root@xenserver-DS-Monitor01 ~]# xe sr-list name-label="Local storage"
uuid ( RO)                : 3f1ca7d9-9783-dffd-433f-d1d5906e7dcb
          name-label ( RW): Local storage
    name-description ( RW): 
                host ( RO): xenserver-DS-Monitor01
                type ( RO): lvm
        content-type ( RO): user


[root@xenserver-DS-Monitor01 ~]# 

xe sr-create content-type=user device-config:device=/dev/sda host-uuid=$(xe host-list|awk 'NR==1{print $NF}') name-label="Local storage 2" shared=false type=lvm