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--- home_server:home_server_setup:disk_check [2019-12-08 Sun wk49 14:32] – [Some other file system tips:] baumkp
+++ home_server:home_server_setup:disk_check [2023-04-30 Sun wk17 17:43] (current) – external edit 127.0.0.1
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+{{tag>linux fsck format partition boot corrupt parted}}
 =====fsck - file system check=====
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 The root file system can not be unmounted and checked. Two possible options to check the system are:
-  *Force the Root Filesystem to use fsck during reboot, The Geek Stuff covers this well in, How to Force Check Root Filesystem using fsck During Reboot. A summary of key commands:
+  *Force the Root Filesystem to use fsck during reboot, The Geek Stuff covers this well in, [[https://www.thegeekstuff.com/2016/03/forcefsck-on-reboot/ |How to Force Check Root Filesystem using fsck During Reboot]]. A summary of key commands:
   *The Root file system is automatically checked at certain intervals. To check this: ''sudo tune2fs -l /dev/sda1 | grep -i check''.
   *[[http://www.thegeekstuff.com/2016/03/forcefsck-on-reboot/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+TheGeekStuff+(The+Geek+Stuff)|To force a recheck at the next reboot]], create the file forcefsck. At the next reboot a fsck will be performed and the forcefsck file removed. Commands:
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   *To check directory size use ''sudo du %%--%%max-depth=1 %%--%%all -h''
   *The filesystem boot file is /etc/fstab, ''sudo vim /etc/fstab''. (Be careful with editing this.)
+  *To check ext2/3/4 file system information and configuration of a partition ''sudo tune2fs -l /dev/sdX''
 ++++Home Server Index|<pagelist&header>
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 *[[home_server:home_server_setup:vnc_setup]]
 *[[home_server:home_server_setup:disk_check]]
-*[[home_server:home_server_setup:timedate]]
+*[[home_server:home_server_setup:other_services:index]]
-*[[home_server:home_server_setup:other_services]]
 </pagelist>++++
-<- home_server:home_server_setup:vnc_setup|Prev ^ home_server:home_server_setup:summary|Start page ^ home_server:home_server_setup:other_services|Next ->
+====Find Information on Hard disks====
+The ‘’lsblk’’ command has a lot of information returned.
+The ‘’tune2fs’’ command is used by the system administrator to change/modify tunable parameters on ext2, ext3 and ext4 type filesystems.  The command to display filesystem information is ‘’tune2fs -l /dev/sda2’’.  The ‘’df’’ command lists current mounted disks.
+----
+<- home_server:home_server_setup:vnc_setup|Prev ^ home_server:home_server_setup:summary|Start page ^ home_server:home_server_setup:other_services:index|Next ->
+  *''lsblk'' by itself give the basic drive partition and mount point information.
+  *''lsblk -o NAME,MODEL,SERIAL,WWN,HCTL,MOUNTPOINT'' gives more comprehensive information:
+    *WWN is a unique identifier ode list on the drive
+    *HCTL lists the drive sata port
+  *''lsblk --help'' to list all the options