Prometheus Node_exporter 之 FileSystem Detail

FileSystem Detail /proc/filesystems

1. Filesystem space available

type: Graph
Unit: bytes
Label: Bytes
{{mountpoint}} - 掛載的文件系統可用空間

metrics:

node_filesystem_avail_bytes{instance=~"$node:$port",job=~"$job",device!~'rootfs'}


{{mountpoint}} - 掛載的文件系統剩餘空間

metrics:

node_filesystem_free_bytes{instance=~"$node:$port",job=~"$job",device!~'rootfs'}


{{mountpoint}} - 掛載的文件系統佔用空間

metrics:

node_filesystem_size_bytes{instance=~"$node:$port",job=~"$job",device!~'rootfs'}

2. File Nodes Free

type: Graph
Unit: short
Label: File Nodes
{{mountpoint}} - 掛載的文件系統空閒的文件節點個數

metrics:

node_filesystem_files_free{instance=~"$node:$port",job=~"$job",device!~'rootfs'}

3. File Descriptor

type: Graph
Unit: short
Label: Files
最大打開文件描述符數：

metrics:

node_filefd_maximum{instance=~"$node:$port",job=~"$job"}


打開文件描述符數:

metrics:

node_filefd_allocated{instance=~"$node:$port",job=~"$job"}

4. File Nodes Size

type: Graph
Unit: short
Label: File Nodes
{{mountpoint}} - File nodes total：掛載的文件系統的文件節點大小

metrics:

node_filesystem_files{instance=~"$node:$port",job=~"$job",device!~'rootfs'}

5. Filesystem in ReadOnly

type: Graph
Unit: short
Label: Read Only
{{mountpoint}} - ReadOnly 只讀模式掛載的文件系統

metrics:

node_filesystem_readonly{instance=~"$node:$port",job=~"$job",device!~'rootfs'}