System shows "Low Disk Space" but "df -h" indicates it has space
by skyworld_chen from LinuxQuestions.org on (#4T7TY)
Hi,
when I start my CentOS 7 through VMware workstation, I got message on "Low Disk Space". But when I run "df -h", I got these responds:
Code:user02@localhost ~]$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 114G 114G 200K 100% /
devtmpfs 5.9G 0 5.9G 0% /dev
tmpfs 5.9G 0 5.9G 0% /dev/shm
tmpfs 5.9G 13M 5.9G 1% /run
tmpfs 5.9G 0 5.9G 0% /sys/fs/cgroup
/dev/sda1 297M 271M 26M 92% /boot
/dev/mapper/vg_eda-home 100G 3.2G 97G 4% /home
/dev/mapper/vg_eda-tools_eda 147G 82G 66G 56% /tools_eda
.host:/ 531G 429G 102G 81% /mnt/hgfs
tmpfs 1.2G 24K 1.2G 1% /run/user/1002I'm quite confused because the /tools_eda and /home can provide more than 100G space. The /tools_eda and /home is the space I added through lvm, as figure below shows:
Code:vgdisplay -v
--- Volume group ---
VG Name vg_eda
System ID
Format lvm2
Metadata Areas 2
Metadata Sequence No 11
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 2
Open LV 2
Max PV 0
Cur PV 2
Act PV 2
VG Size 479.99 GiB
PE Size 4.00 MiB
Total PE 122878
Alloc PE / Size 122878 / 479.99 GiB
Free PE / Size 0 / 0
VG UUID iKdogw-Am6E-Ip1z-6J5q-F7sD-Urcl-bVc3LR
--- Logical volume ---
LV Path /dev/vg_eda/home
LV Name home
VG Name vg_eda
LV UUID FRwAjR-SVjT-a3Yn-0S4s-HVBa-CokG-1j0XMB
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-22 22:50:23 +0800
LV Status available
# open 1
LV Size 100.00 GiB
Current LE 25600
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:0
--- Logical volume ---
LV Path /dev/vg_eda/tools_eda
LV Name tools_eda
VG Name vg_eda
LV UUID 7PQokA-Mv8D-07cf-elvo-0hvu-d0tG-YQKfVN
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-24 14:19:35 +0800
LV Status available
# open 1
LV Size 379.99 GiB
Current LE 97278
Segments 2
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:1
--- Physical volumes ---
PV Name /dev/sdb1
PV UUID u8SDhd-ThMT-X3X7-Xix0-I0G6-bJna-toz88m
PV Status allocatable
Total PE / Free PE 63999 / 0
PV Name /dev/sda4
PV UUID zp8KVw-sHKq-jnY4-dvAZ-ztxI-lsxb-hQxSX2
PV Status allocatable
Total PE / Free PE 58879 / 0Code:lvdisplay
--- Logical volume ---
LV Path /dev/vg_eda/home
LV Name home
VG Name vg_eda
LV UUID FRwAjR-SVjT-a3Yn-0S4s-HVBa-CokG-1j0XMB
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-22 22:50:23 +0800
LV Status available
# open 1
LV Size 100.00 GiB
Current LE 25600
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:0
--- Logical volume ---
LV Path /dev/vg_eda/tools_eda
LV Name tools_eda
VG Name vg_eda
LV UUID 7PQokA-Mv8D-07cf-elvo-0hvu-d0tG-YQKfVN
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-24 14:19:35 +0800
LV Status available
# open 1
LV Size 379.99 GiB
Current LE 97278
Segments 2
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:1Is there anything I did wrong?
when I start my CentOS 7 through VMware workstation, I got message on "Low Disk Space". But when I run "df -h", I got these responds:
Code:user02@localhost ~]$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 114G 114G 200K 100% /
devtmpfs 5.9G 0 5.9G 0% /dev
tmpfs 5.9G 0 5.9G 0% /dev/shm
tmpfs 5.9G 13M 5.9G 1% /run
tmpfs 5.9G 0 5.9G 0% /sys/fs/cgroup
/dev/sda1 297M 271M 26M 92% /boot
/dev/mapper/vg_eda-home 100G 3.2G 97G 4% /home
/dev/mapper/vg_eda-tools_eda 147G 82G 66G 56% /tools_eda
.host:/ 531G 429G 102G 81% /mnt/hgfs
tmpfs 1.2G 24K 1.2G 1% /run/user/1002I'm quite confused because the /tools_eda and /home can provide more than 100G space. The /tools_eda and /home is the space I added through lvm, as figure below shows:
Code:vgdisplay -v
--- Volume group ---
VG Name vg_eda
System ID
Format lvm2
Metadata Areas 2
Metadata Sequence No 11
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 2
Open LV 2
Max PV 0
Cur PV 2
Act PV 2
VG Size 479.99 GiB
PE Size 4.00 MiB
Total PE 122878
Alloc PE / Size 122878 / 479.99 GiB
Free PE / Size 0 / 0
VG UUID iKdogw-Am6E-Ip1z-6J5q-F7sD-Urcl-bVc3LR
--- Logical volume ---
LV Path /dev/vg_eda/home
LV Name home
VG Name vg_eda
LV UUID FRwAjR-SVjT-a3Yn-0S4s-HVBa-CokG-1j0XMB
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-22 22:50:23 +0800
LV Status available
# open 1
LV Size 100.00 GiB
Current LE 25600
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:0
--- Logical volume ---
LV Path /dev/vg_eda/tools_eda
LV Name tools_eda
VG Name vg_eda
LV UUID 7PQokA-Mv8D-07cf-elvo-0hvu-d0tG-YQKfVN
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-24 14:19:35 +0800
LV Status available
# open 1
LV Size 379.99 GiB
Current LE 97278
Segments 2
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:1
--- Physical volumes ---
PV Name /dev/sdb1
PV UUID u8SDhd-ThMT-X3X7-Xix0-I0G6-bJna-toz88m
PV Status allocatable
Total PE / Free PE 63999 / 0
PV Name /dev/sda4
PV UUID zp8KVw-sHKq-jnY4-dvAZ-ztxI-lsxb-hQxSX2
PV Status allocatable
Total PE / Free PE 58879 / 0Code:lvdisplay
--- Logical volume ---
LV Path /dev/vg_eda/home
LV Name home
VG Name vg_eda
LV UUID FRwAjR-SVjT-a3Yn-0S4s-HVBa-CokG-1j0XMB
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-22 22:50:23 +0800
LV Status available
# open 1
LV Size 100.00 GiB
Current LE 25600
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:0
--- Logical volume ---
LV Path /dev/vg_eda/tools_eda
LV Name tools_eda
VG Name vg_eda
LV UUID 7PQokA-Mv8D-07cf-elvo-0hvu-d0tG-YQKfVN
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2017-09-24 14:19:35 +0800
LV Status available
# open 1
LV Size 379.99 GiB
Current LE 97278
Segments 2
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:1Is there anything I did wrong?