Pydf alternatīva komanda "df", lai pārbaudītu diska lietojumu dažādās krāsās


“Pydf” (Python Disk File System) ir uzlabots komandrindas rīks un laba alternatīva Linux “df comand”. To izmanto, lai parādītu izmantotās un pieejamās diska vietas daudzumu Linux failu sistēmās, tāpat kā komandu df, bet dažādās krāsās. Komandas pydf izvadi var pielāgot atbilstoši jūsu vajadzībām.

Šī komanda “pydf” ir rakstīta pitona valodā, kas parāda diska izmantošanas apjomu un pieejamo vietu Linux uzstādītajā failu sistēmā, izmantojot pielāgotas krāsas dažādiem failu sistēmu tipiem.

Pydf instalēšana

Pēc noklusējuma pydf rīks nav instalēts Linux izplatījumos, jums tas jāinstalē, izmantojot trešās puses krātuvi. Tātad, vispirms yum komandu ”, lai to instalētu.

# yum install pydf
Loaded plugins: fastestmirror, security
Determining fastest mirrors
epel/metalink								| 4.2 kB        
 * base: mirror.nbrc.ac.in
 * epel: mirrors.ispros.com.bd
 * extras: mirror.nbrc.ac.in
base                                                                   	| 3.7 kB         
epel                                                                    | 3.9 kB       
epel/primary_db                                                         | 4.2 MB        
extras                                                                  | 3.5 kB        
updates                                                                 | 3.5 kB     
updates/primary_db                                                      | 1.9 MB     
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package pydf.noarch 0:9-3.el6 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

==================================================================================================================
 Package                            Arch            	Version         	Repository		Size
==================================================================================================================
Installing:
 pydf                               noarch              9-3.el6         	epel                    14 k

Transaction Summary
==================================================================================================================
Install       1 Package(s)

Total download size: 14 k
Installed size: 25 k
Is this ok [y/N]: y
Downloading Packages:
pydf-9-3.el6.noarch.rpm                                                 |  14 kB        
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : pydf-9-3.el6.noarch                                          1/1 
  Verifying  : pydf-9-3.el6.noarch                                          1/1 

Installed:
 pydf.noarch 0:9-3.el6                                                                                                                                   

Complete!

Debian balstītajos izplatījumos pydf rīks ir pieejams pakotņu pārvaldnieka sistēmā. To var instalēt, izmantojot “apt-get komandu”, kā parādīts zemāk.

$ sudo apt-get install pydf
[sudo] password for tecmint: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following package was automatically installed and is no longer required:
  java-wrappers
Use 'apt-get autoremove' to remove it.
The following NEW packages will be installed:
  pydf
0 upgraded, 1 newly installed, 0 to remove and 10 not upgraded.
Need to get 12.1 kB of archives.
After this operation, 70.7 kB of additional disk space will be used.
Get:1 http://in.archive.ubuntu.com/ubuntu/ raring/universe pydf all 10 [12.1 kB]
Fetched 12.1 kB in 1s (6,097 B/s)
Selecting previously unselected package pydf.
(Reading database ... 175568 files and directories currently installed.)
Unpacking pydf (from .../apt/archives/pydf_10_all.deb) ...
Processing triggers for man-db ...
Setting up pydf (10) ...

Kā lietot komandu pydf

Ja palaižat tikai komandu “pydf”, nenorādot argumentu, tā parādīs tikai informāciju par diska vietas izmantošanu kopā ar visām pievienotajām failu sistēmām.

# pydf
Filesystem Size  Used Avail Use%                                            Mounted on
/dev/sda2   49G 3244M   44G  6.4 [###.....................................] /         
/dev/sda1  194M   43M  140M 22.4 [#########...............................] /boot     
/dev/sdb1  492G  345G  122G 70.2 [#########################...............] /data    
/dev/sda3   39G 4043M   33G 10.0 [####....................................] /home     
/dev/sda6   55G   33G   19G 60.0 [########################................] /var      
/dev/sdc1  492G  262G  205G 53.3 [#####################...................] /videos

Lai pārbaudītu, kurā failu sistēmā ir 0 bloku, vienkārši izpildiet šādu komandu kopā ar argumentu “-a” vai “–all”.

# pydf -a
Filesystem  Size  Used Avail Use%                                        Mounted on             
/dev/sda2    49G 3244M   44G  6.4 [##..................................] /                       
/dev/sda1   194M   43M  140M 22.4 [########............................] /boot                   
/dev/sdb1   492G  345G  122G 70.2 [#########################...........] /data                   
devpts         0     0     0    - [....................................] /dev/pts                
tmpfs      3995M     0 3995M  0.0 [....................................] /dev/shm                
/dev/sda3    39G 4043M   33G 10.0 [####................................] /home                   
proc           0     0     0    - [....................................] /proc                   
none           0     0     0    - [....................................] /proc/sys/fs/binfmt_misc
sysfs          0     0     0    - [....................................] /sys                    
/dev/sda6    55G   33G   19G 60.0 [######################..............] /var                    
sunrpc         0     0     0    - [....................................] /var/lib/nfs/rpc_pipefs 
/dev/sdc1   492G  262G  205G 53.3 [###################.................] /videos

Lai redzētu izvadi cilvēkiem lasāmā formātā, izmantojiet opciju “-h”, kas drukās izmērus (piemēram, 10K, 10M, 10G).

# pydf -h
Filesystem Size  Used Avail Use%                                            Mounted on
/dev/sda2   49G 3244M   44G  6.4 [###.....................................] /         
/dev/sda1  194M   43M  140M 22.4 [#########...............................] /boot     
/dev/sdb1  492G  345G  122G 70.2 [############################............] /data
/dev/sda3   39G 4043M   33G 10.0 [####....................................] /home     
/dev/sda6   55G   33G   19G 60.0 [########################................] /var      
/dev/sdc1  492G  262G  205G 53.3 [#####################...................] /videos

Lai drukātu izmērus kilobaitos (piem., 1024 bloku izmērus), izmantojiet opciju “-k”, kā parādīts zemāk.

# pydf -k
Filesystem      Size      Used     Avail Use%                                        Mounted on
/dev/sda2   51606140   3321932  45662768  6.4 [##..................................] /         
/dev/sda1     198337     44371    143726 22.4 [########............................] /boot     
/dev/sdb1  516054864 362172932 127667872 70.2 [#########################...........] /data     
/dev/sda3   41284928   4140032  35047744 10.0 [####................................] /home     
/dev/sda6   57593092  34575244  20092232 60.0 [######################..............] /var      
/dev/sdc1  516054864 274980776 214860028 53.3 [###################.................] /videos

Lai drukātu kopsavilkuma izvadi megabaitos (piemēram, 1048576 bloka izmērs), izmantojiet opciju “-m”, kā parādīts zemāk.

pydf -m
Filesystem   Size   Used  Avail Use%                                           Mounted on
/dev/sda2   50397   3244  44593  6.4 [##.....................................] /         
/dev/sda1     194     43    140 22.4 [#########..............................] /boot     
/dev/sdb1  503960 353685 124675 70.2 [###########################............] /data     
/dev/sda3   40317   4043  34226 10.0 [####...................................] /home     
/dev/sda6   56243  33768  19618 60.0 [#######################................] /var      
/dev/sdc1  503960 268536 209824 53.3 [#####################..................] /videos

Lai drukātu izmērus gigabaitos (piemēram, 1073741824), norādiet opciju “-g”, kā parādīts zemāk.

# pydf -g
Filesystem   Size   Used  Avail Use%                                           Mounted on
/dev/sda2   50397   3244  44593  6.4 [##.....................................] /         
/dev/sda1     194     43    140 22.4 [#########..............................] /boot     
/dev/sdb1  503960 353685 124675 70.2 [###########################............] /data     
/dev/sda3   40317   4043  34226 10.0 [####...................................] /home     
/dev/sda6   56243  33770  19616 60.0 [#######################................] /var      
/dev/sdc1  503960 268536 209824 53.3 [#####################..................] /videos

Lai redzētu informāciju par inodiem, nevis blokiem, izmantojiet argumentu “-i”, kā norādīts zemāk.

# pydf -i
Filesystem Nodes  Used Avail Use%                                            Mounted on
/dev/sda2  3200k   78k 3122k  2.5 [#.......................................] /         
/dev/sda1    50k    40   50k  0.1 [........................................] /boot     
/dev/sdb1    31M  411k   31M  1.3 [#.......................................] /data     
/dev/sda3  2560k  3031 2557k  0.1 [........................................] /home     
/dev/sda6  3576k  873k 2703k 24.4 [##########..............................] /var      
/dev/sdc1    31M 2033k   29M  6.4 [###.....................................] /videos

Ja vēlaties atspējot krāsainu izvadi, vienkārši izmantojiet opciju “–bw”.

# pydf --bw
Filesystem Size  Used Avail Use%                                            Mounted on
/dev/sda2   49G 3244M   44G  6.4 [###.....................................] /         
/dev/sda1  194M   43M  140M 22.4 [#########...............................] /boot     
/dev/sdb1  492G  345G  122G 70.2 [############################............] /data   
/dev/sda3   39G 4043M   33G 10.0 [####....................................] /home     
/dev/sda6   55G   33G   19G 60.1 [########################................] /var      
/dev/sdc1  492G  262G  205G 53.3 [#####################...................] /videos

Kā pielāgot pydf krāsas

Pydf ir savs konfigurācijas fails, kurā varat definēt savas pielāgotās krāsas, lai sniegtu papildu izjūtu un izskatu.

# vi /etc/pydfrc

Lai iegūtu papildinformāciju, izlasiet pydf komandas cilvēka lapas, terminālā nospiežot “man pydf”.