Split fs-btrfs

docs/linux/fs-btrfs.md

@@ -5,17 +5,17 @@
 #### Create shapshot
 ```bash
 btrfs subvolume snapshot xyz xyz-snapshot-path-name
-```
+
-or
+# or
-```bash
+
 btrfs subvolume snapshot main "main-`date +%Y-%m-%d`"
 ```
 #### Delete shapshot
 ```bash
 btrfs subvolume delete xyz-snapshot-path-name
-```
+
-or
+# or
-```bash
+
 btrfs subvolume delete "`echo main-* | tr ' ' \\\\n | sort | head -n 1`"
 ```
 
@@ -26,33 +26,20 @@ btrfs subvolume delete "`echo main-* | tr ' ' \\\\n | sort | head -n 1`"
 btrfs filesystem resize max /mnt/dmp/
 
 # or for view ID
+
 btrfs device usage /mnt/dmp/
 btrfs filesystem resize ID:max /mnt/dmp/
 ```
 #### Defragment / compress
 ```bash
 btrfs filesystem defragment -v -clzo /boot/*
+
+# or
+
+chattr +c dir
 ```
 #### Set RO / RW
 ```bash
 btrfs property set -f . ro false
 btrfs property set -f . ro true
 ```
-
-# LVM
-#### Extend
-```bash
-lvextend -L+1G /dev/vg4/homevol
-```
-
-# Ext4
-#### Resize
-```bash
-resize2fs /dev/device [size]
-```
-
-#### if superblock fail
-```bash
-dumpe2fs /dev/sda5 | grep -i backup
-fsck -b 32768 /dev/sda5
-```

docs/linux/fs-other.md

@@ -0,0 +1,18 @@
+
+# LVM
+#### Extend
+```bash
+lvextend -L+1G /dev/vg4/homevol
+```
+
+# Ext4
+#### Resize
+```bash
+resize2fs /dev/device [size]
+```
+
+#### if superblock fail
+```bash
+dumpe2fs /dev/sda5 | grep -i backup
+fsck -b 32768 /dev/sda5
+```

docs/linux/selinux.md

@@ -4,8 +4,11 @@
 ## Nginx
 ```
 # Allow open local  port
-semanage port -a -t http_port_t  -p tcp 28081
+semanage port -a -t http_port_t -p tcp 28081
 
 # Allow open remote port
 setsebool -P httpd_can_network_connect 1
+
+# Allow open file in dir
+chcon -R -t httpd_sys_content_t dir
 ```