disk partitions don't mount to filesystems after reboot












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i have a VM machine that rebooted last night and we could't connect to it via ssh. i used console and saw that only / and swap are mounted with lsblk command:



  NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sr0 11:0 1 1024M 0 rom
sdb 8:16 0 8G 0 disk
├─sdb1 8:17 0 2G 0 part
└─sdb2 8:18 0 6G 0 part [SWAP]
sdc 8:32 0 20G 0 disk
└─sdc1 8:33 0 20G 0 part
sde 8:64 0 400M 0 disk
└─sde1 8:65 0 399M 0 part
sda 8:0 0 20G 0 disk
└─sda1 8:1 0 20G 0 part /
sdd 8:48 0 20G 0 disk
└─sdd1 8:49 0 20G 0 part
sdf 8:80 0 10G 0 disk
└─sdf1 8:81 0 10G 0 part


but when i ran df -h:



  Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1 20G 1.2G 18G 7% /
tmpfs 7.8G 0 7.8G 0% /dev/shm
/dev/sde1 20G 1.2G 18G 7% /boot
/dev/sdd1 20G 1.2G 18G 7% /data
/dev/sdc1 20G 1.2G 18G 7% /opt
/dev/sdb1 20G 1.2G 18G 7% /var
/dev/sdf1 20G 1.2G 18G 7% /backup


when i ran ls -hal on them they were all empty except for /.i tried to unmount and mount partitions i got error that partitions are not mount. i mounted them all again for example:



mount /dev/sdf1 /backup



and df -h:



 Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1 20G 1.2G 18G 7% /
tmpfs 7.8G 0 7.8G 0% /dev/shm
/dev/sde1 387M 40M 327M 11% /boot
/dev/sdd1 20G 14G 4.9G 75% /data
/dev/sdc1 20G 1.4G 18G 8% /opt
/dev/sdb1 2.0G 155M 1.8G 9% /var
/dev/sdf1 9.9G 2.4G 7.0G 26% /backup


and everything is fine. i rebooted to test it. it happened again. only / and swap were mounted. blkid output:



   /dev/sdb1: UUID="3a11afe1-52d5-4e31-96a0-66da2c8e70eb" TYPE="ext3"
/dev/sdf1: UUID="0e1f69a7-36d9-4af1-a537-afaa211e87d7" TYPE="ext3"
/dev/sdb2: UUID="416970f8-c21b-419b-90d5-eb8eabb685a6" TYPE="swap"
/dev/sdc1: UUID="d380ddf8-3476-46b3-8e80-9dd3b394dd13" TYPE="ext3"
/dev/sde1: UUID="b224fa8a-e909-432e-927e-4a98fe2d74d0" TYPE="ext3"
/dev/sda1: UUID="9407e385-168c-4e37-9651-1de04406b620" SEC_TYPE="ext2"
TYPE="ext3"
/dev/sdd1: UUID="e8439366-d29d-43c3-ad5e-635855f4e42e" TYPE="ext3"


part of cat /etc/fstab output:



  UUID=9407e385-168c-4e37-9651-1de04406b620 /                       ext3    
defaults 0 0
UUID=b224fa8a-e909-432e-927e-4a98fe2d74d0 /boot ext3 defaults 0 0
UUID=e8439366-d29d-43c3-ad5e-635855f4e42e /data ext3 defaults 0 0
UUID=d380ddf8-3476-46b3-8e80-9dd3b394dd13 /opt ext3 defaults 0 0
UUID=3a11afe1-52d5-4e31-96a0-66da2c8e70eb /var ext3 defaults 0 0
UUID=416970f8-c21b-419b-90d5-eb8eabb685a6 swap swap defaults 0 0
UUID=0e1f69a7-36d9-4af1-a537-afaa211e87d7 /backup ext3 defaults 0 0


why this happens?









share



























    0















    i have a VM machine that rebooted last night and we could't connect to it via ssh. i used console and saw that only / and swap are mounted with lsblk command:



      NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
    sr0 11:0 1 1024M 0 rom
    sdb 8:16 0 8G 0 disk
    ├─sdb1 8:17 0 2G 0 part
    └─sdb2 8:18 0 6G 0 part [SWAP]
    sdc 8:32 0 20G 0 disk
    └─sdc1 8:33 0 20G 0 part
    sde 8:64 0 400M 0 disk
    └─sde1 8:65 0 399M 0 part
    sda 8:0 0 20G 0 disk
    └─sda1 8:1 0 20G 0 part /
    sdd 8:48 0 20G 0 disk
    └─sdd1 8:49 0 20G 0 part
    sdf 8:80 0 10G 0 disk
    └─sdf1 8:81 0 10G 0 part


    but when i ran df -h:



      Filesystem      Size  Used Avail Use% Mounted on
    /dev/sda1 20G 1.2G 18G 7% /
    tmpfs 7.8G 0 7.8G 0% /dev/shm
    /dev/sde1 20G 1.2G 18G 7% /boot
    /dev/sdd1 20G 1.2G 18G 7% /data
    /dev/sdc1 20G 1.2G 18G 7% /opt
    /dev/sdb1 20G 1.2G 18G 7% /var
    /dev/sdf1 20G 1.2G 18G 7% /backup


    when i ran ls -hal on them they were all empty except for /.i tried to unmount and mount partitions i got error that partitions are not mount. i mounted them all again for example:



    mount /dev/sdf1 /backup



    and df -h:



     Filesystem      Size  Used Avail Use% Mounted on
    /dev/sda1 20G 1.2G 18G 7% /
    tmpfs 7.8G 0 7.8G 0% /dev/shm
    /dev/sde1 387M 40M 327M 11% /boot
    /dev/sdd1 20G 14G 4.9G 75% /data
    /dev/sdc1 20G 1.4G 18G 8% /opt
    /dev/sdb1 2.0G 155M 1.8G 9% /var
    /dev/sdf1 9.9G 2.4G 7.0G 26% /backup


    and everything is fine. i rebooted to test it. it happened again. only / and swap were mounted. blkid output:



       /dev/sdb1: UUID="3a11afe1-52d5-4e31-96a0-66da2c8e70eb" TYPE="ext3"
    /dev/sdf1: UUID="0e1f69a7-36d9-4af1-a537-afaa211e87d7" TYPE="ext3"
    /dev/sdb2: UUID="416970f8-c21b-419b-90d5-eb8eabb685a6" TYPE="swap"
    /dev/sdc1: UUID="d380ddf8-3476-46b3-8e80-9dd3b394dd13" TYPE="ext3"
    /dev/sde1: UUID="b224fa8a-e909-432e-927e-4a98fe2d74d0" TYPE="ext3"
    /dev/sda1: UUID="9407e385-168c-4e37-9651-1de04406b620" SEC_TYPE="ext2"
    TYPE="ext3"
    /dev/sdd1: UUID="e8439366-d29d-43c3-ad5e-635855f4e42e" TYPE="ext3"


    part of cat /etc/fstab output:



      UUID=9407e385-168c-4e37-9651-1de04406b620 /                       ext3    
    defaults 0 0
    UUID=b224fa8a-e909-432e-927e-4a98fe2d74d0 /boot ext3 defaults 0 0
    UUID=e8439366-d29d-43c3-ad5e-635855f4e42e /data ext3 defaults 0 0
    UUID=d380ddf8-3476-46b3-8e80-9dd3b394dd13 /opt ext3 defaults 0 0
    UUID=3a11afe1-52d5-4e31-96a0-66da2c8e70eb /var ext3 defaults 0 0
    UUID=416970f8-c21b-419b-90d5-eb8eabb685a6 swap swap defaults 0 0
    UUID=0e1f69a7-36d9-4af1-a537-afaa211e87d7 /backup ext3 defaults 0 0


    why this happens?









    share

























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      0








      i have a VM machine that rebooted last night and we could't connect to it via ssh. i used console and saw that only / and swap are mounted with lsblk command:



        NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
      sr0 11:0 1 1024M 0 rom
      sdb 8:16 0 8G 0 disk
      ├─sdb1 8:17 0 2G 0 part
      └─sdb2 8:18 0 6G 0 part [SWAP]
      sdc 8:32 0 20G 0 disk
      └─sdc1 8:33 0 20G 0 part
      sde 8:64 0 400M 0 disk
      └─sde1 8:65 0 399M 0 part
      sda 8:0 0 20G 0 disk
      └─sda1 8:1 0 20G 0 part /
      sdd 8:48 0 20G 0 disk
      └─sdd1 8:49 0 20G 0 part
      sdf 8:80 0 10G 0 disk
      └─sdf1 8:81 0 10G 0 part


      but when i ran df -h:



        Filesystem      Size  Used Avail Use% Mounted on
      /dev/sda1 20G 1.2G 18G 7% /
      tmpfs 7.8G 0 7.8G 0% /dev/shm
      /dev/sde1 20G 1.2G 18G 7% /boot
      /dev/sdd1 20G 1.2G 18G 7% /data
      /dev/sdc1 20G 1.2G 18G 7% /opt
      /dev/sdb1 20G 1.2G 18G 7% /var
      /dev/sdf1 20G 1.2G 18G 7% /backup


      when i ran ls -hal on them they were all empty except for /.i tried to unmount and mount partitions i got error that partitions are not mount. i mounted them all again for example:



      mount /dev/sdf1 /backup



      and df -h:



       Filesystem      Size  Used Avail Use% Mounted on
      /dev/sda1 20G 1.2G 18G 7% /
      tmpfs 7.8G 0 7.8G 0% /dev/shm
      /dev/sde1 387M 40M 327M 11% /boot
      /dev/sdd1 20G 14G 4.9G 75% /data
      /dev/sdc1 20G 1.4G 18G 8% /opt
      /dev/sdb1 2.0G 155M 1.8G 9% /var
      /dev/sdf1 9.9G 2.4G 7.0G 26% /backup


      and everything is fine. i rebooted to test it. it happened again. only / and swap were mounted. blkid output:



         /dev/sdb1: UUID="3a11afe1-52d5-4e31-96a0-66da2c8e70eb" TYPE="ext3"
      /dev/sdf1: UUID="0e1f69a7-36d9-4af1-a537-afaa211e87d7" TYPE="ext3"
      /dev/sdb2: UUID="416970f8-c21b-419b-90d5-eb8eabb685a6" TYPE="swap"
      /dev/sdc1: UUID="d380ddf8-3476-46b3-8e80-9dd3b394dd13" TYPE="ext3"
      /dev/sde1: UUID="b224fa8a-e909-432e-927e-4a98fe2d74d0" TYPE="ext3"
      /dev/sda1: UUID="9407e385-168c-4e37-9651-1de04406b620" SEC_TYPE="ext2"
      TYPE="ext3"
      /dev/sdd1: UUID="e8439366-d29d-43c3-ad5e-635855f4e42e" TYPE="ext3"


      part of cat /etc/fstab output:



        UUID=9407e385-168c-4e37-9651-1de04406b620 /                       ext3    
      defaults 0 0
      UUID=b224fa8a-e909-432e-927e-4a98fe2d74d0 /boot ext3 defaults 0 0
      UUID=e8439366-d29d-43c3-ad5e-635855f4e42e /data ext3 defaults 0 0
      UUID=d380ddf8-3476-46b3-8e80-9dd3b394dd13 /opt ext3 defaults 0 0
      UUID=3a11afe1-52d5-4e31-96a0-66da2c8e70eb /var ext3 defaults 0 0
      UUID=416970f8-c21b-419b-90d5-eb8eabb685a6 swap swap defaults 0 0
      UUID=0e1f69a7-36d9-4af1-a537-afaa211e87d7 /backup ext3 defaults 0 0


      why this happens?









      share














      i have a VM machine that rebooted last night and we could't connect to it via ssh. i used console and saw that only / and swap are mounted with lsblk command:



        NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
      sr0 11:0 1 1024M 0 rom
      sdb 8:16 0 8G 0 disk
      ├─sdb1 8:17 0 2G 0 part
      └─sdb2 8:18 0 6G 0 part [SWAP]
      sdc 8:32 0 20G 0 disk
      └─sdc1 8:33 0 20G 0 part
      sde 8:64 0 400M 0 disk
      └─sde1 8:65 0 399M 0 part
      sda 8:0 0 20G 0 disk
      └─sda1 8:1 0 20G 0 part /
      sdd 8:48 0 20G 0 disk
      └─sdd1 8:49 0 20G 0 part
      sdf 8:80 0 10G 0 disk
      └─sdf1 8:81 0 10G 0 part


      but when i ran df -h:



        Filesystem      Size  Used Avail Use% Mounted on
      /dev/sda1 20G 1.2G 18G 7% /
      tmpfs 7.8G 0 7.8G 0% /dev/shm
      /dev/sde1 20G 1.2G 18G 7% /boot
      /dev/sdd1 20G 1.2G 18G 7% /data
      /dev/sdc1 20G 1.2G 18G 7% /opt
      /dev/sdb1 20G 1.2G 18G 7% /var
      /dev/sdf1 20G 1.2G 18G 7% /backup


      when i ran ls -hal on them they were all empty except for /.i tried to unmount and mount partitions i got error that partitions are not mount. i mounted them all again for example:



      mount /dev/sdf1 /backup



      and df -h:



       Filesystem      Size  Used Avail Use% Mounted on
      /dev/sda1 20G 1.2G 18G 7% /
      tmpfs 7.8G 0 7.8G 0% /dev/shm
      /dev/sde1 387M 40M 327M 11% /boot
      /dev/sdd1 20G 14G 4.9G 75% /data
      /dev/sdc1 20G 1.4G 18G 8% /opt
      /dev/sdb1 2.0G 155M 1.8G 9% /var
      /dev/sdf1 9.9G 2.4G 7.0G 26% /backup


      and everything is fine. i rebooted to test it. it happened again. only / and swap were mounted. blkid output:



         /dev/sdb1: UUID="3a11afe1-52d5-4e31-96a0-66da2c8e70eb" TYPE="ext3"
      /dev/sdf1: UUID="0e1f69a7-36d9-4af1-a537-afaa211e87d7" TYPE="ext3"
      /dev/sdb2: UUID="416970f8-c21b-419b-90d5-eb8eabb685a6" TYPE="swap"
      /dev/sdc1: UUID="d380ddf8-3476-46b3-8e80-9dd3b394dd13" TYPE="ext3"
      /dev/sde1: UUID="b224fa8a-e909-432e-927e-4a98fe2d74d0" TYPE="ext3"
      /dev/sda1: UUID="9407e385-168c-4e37-9651-1de04406b620" SEC_TYPE="ext2"
      TYPE="ext3"
      /dev/sdd1: UUID="e8439366-d29d-43c3-ad5e-635855f4e42e" TYPE="ext3"


      part of cat /etc/fstab output:



        UUID=9407e385-168c-4e37-9651-1de04406b620 /                       ext3    
      defaults 0 0
      UUID=b224fa8a-e909-432e-927e-4a98fe2d74d0 /boot ext3 defaults 0 0
      UUID=e8439366-d29d-43c3-ad5e-635855f4e42e /data ext3 defaults 0 0
      UUID=d380ddf8-3476-46b3-8e80-9dd3b394dd13 /opt ext3 defaults 0 0
      UUID=3a11afe1-52d5-4e31-96a0-66da2c8e70eb /var ext3 defaults 0 0
      UUID=416970f8-c21b-419b-90d5-eb8eabb685a6 swap swap defaults 0 0
      UUID=0e1f69a7-36d9-4af1-a537-afaa211e87d7 /backup ext3 defaults 0 0


      why this happens?







      centos filesystems mount virtual-machine





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      asked 9 mins ago









      BlackCrystalBlackCrystal

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