12 Umarnin "df" mai amfani don Duba Sararin Disk a cikin Linux
A intanet zaka sami kayan aiki da yawa don bincika amfani da sararin faifai a cikin Linux. Koyaya, Linux tana da ingantaccen amfani mai amfani wanda ake kira 'df'. Umurnin 'df' yana tsaye ne don "tsarin fayilolin faifai", ana amfani dashi don samun cikakken taƙaitaccen wadataccen amfani da sararin faifai na tsarin fayil akan tsarin Linux.
Amfani da ‘ -h ‘ siga tare da (df -h) zai nuna tsarin fayil ɗin faifai ƙididdigar sararin samaniya a cikin tsarin “ɗan adam wanda ake iya karantawa”, yana nufin yana ba da cikakkun bayanai a cikin baiti, megabytes, da gigabyte.
Wannan labarin ya bayyana hanyar samun cikakkun bayanai game da amfani da sararin diski na Linux tare da taimakon umarnin ‘df’ tare da misalansu na aiki. Don haka, zaku iya fahimtar amfani da umarnin df a cikin Linux.
1. Bincika Tsarin Fayilolin Tsarin Fayel
Umurnin "df" yana nuna bayanin sunan na'urar, jimillar tubalan, duka sararin diski, sararin faifai da aka yi amfani da shi, akwai sararin diski da wuraren hawa a kan tsarin fayil.
df Filesystem 1K-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 78361192 23185840 51130588 32% / /dev/cciss/c0d0p5 24797380 22273432 1243972 95% /home /dev/cciss/c0d0p3 29753588 25503792 2713984 91% /data /dev/cciss/c0d0p1 295561 21531 258770 8% /boot tmpfs 257476 0 257476 0% /dev/shm
2. Nuna Bayani na duk Fayil din Fayilolin amfani da Sararin Samaniya
Kamar dai yadda yake a sama, amma kuma yana nuna bayanin tsarin fayil ɗin gunki tare da duk tsarin fayel ɗin fayel da amfani da ƙwaƙwalwar su.
df -a Filesystem 1K-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 78361192 23186116 51130312 32% / proc 0 0 0 - /proc sysfs 0 0 0 - /sys devpts 0 0 0 - /dev/pts /dev/cciss/c0d0p5 24797380 22273432 1243972 95% /home /dev/cciss/c0d0p3 29753588 25503792 2713984 91% /data /dev/cciss/c0d0p1 295561 21531 258770 8% /boot tmpfs 257476 0 257476 0% /dev/shm none 0 0 0 - /proc/sys/fs/binfmt_misc sunrpc 0 0 0 - /var/lib/nfs/rpc_pipefs
3. Nuna Amfani da Sararin Disk a Tsarin Hannun Dan Adam
Shin kun lura cewa umarnin da ke sama yana nuna bayanai a cikin baiti, wanda ba zai iya karantawa kwata-kwata, saboda muna cikin ɗabi'ar karanta girman a cikin megabytes, gigabytes da dai sauransu domin yana da sauƙin fahimta da tunatarwa.
Umurnin df yana ba da zaɓi don nuna girman a cikin tsarin Karatun Dan Adam ta amfani da -h (buga kwafin sakamakon a cikin tsarin karatun mutum (misali, 1K 2M 3G)).
df -h Filesystem Size Used Avail Use% Mounted on /dev/cciss/c0d0p2 75G 23G 49G 32% / /dev/cciss/c0d0p5 24G 22G 1.2G 95% /home /dev/cciss/c0d0p3 29G 25G 2.6G 91% /data /dev/cciss/c0d0p1 289M 22M 253M 8% /boot tmpfs 252M 0 252M 0% /dev/shm
4. Bayanin Nuni na/Tsarin Fayil na gida
Don ganin bayanin na'urar kawai/tsarin fayil na gida a cikin tsarin karatun mutum ana amfani da umarni mai zuwa.
df -hT /home Filesystem Type Size Used Avail Use% Mounted on /dev/cciss/c0d0p5 ext3 24G 22G 1.2G 95% /home
5. Nuna Bayani na Tsarin Fayil a cikin Baiti
Don nuna duk bayanan tsarin fayil da amfani a cikin 1024-byte tubalan, yi amfani da zaɓi ' -k ' (misali --block-size = 1K ) kamar haka.
df -k Filesystem 1K-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 78361192 23187212 51129216 32% / /dev/cciss/c0d0p5 24797380 22273432 1243972 95% /home /dev/cciss/c0d0p3 29753588 25503792 2713984 91% /data /dev/cciss/c0d0p1 295561 21531 258770 8% /boot tmpfs 257476 0 257476 0% /dev/shm
6. Bayanin Nuna na Tsarin Fayil a cikin MB
Don nuna bayanin duk amfani da tsarin fayil a cikin MB (Mega Byte) yi amfani da zaɓi kamar ' -m '.
df -m Filesystem 1M-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 76525 22644 49931 32% / /dev/cciss/c0d0p5 24217 21752 1215 95% /home /dev/cciss/c0d0p3 29057 24907 2651 91% /data /dev/cciss/c0d0p1 289 22 253 8% /boot tmpfs 252 0 252 0% /dev/shm
7. Bayanin Nuna na Tsarin Fayil a cikin GB
Don nuna bayanin duk ƙididdigar tsarin fayil a cikin GB (Gigabyte) yi amfani da zaɓi azaman 'df -h'.
df -h Filesystem Size Used Avail Use% Mounted on /dev/cciss/c0d0p2 75G 23G 49G 32% / /dev/cciss/c0d0p5 24G 22G 1.2G 95% /home /dev/cciss/c0d0p3 29G 25G 2.6G 91% /data /dev/cciss/c0d0p1 289M 22M 253M 8% /boot tmpfs 252M 0 252M 0% /dev/shm
8. Nuna Inodes na Tsarin Fayil
Amfani da ' -i ' sauyawa zai nuna bayanin yawan adadin inodes da aka yi amfani da su da kuma yawan su don tsarin fayil ɗin.
df -i Filesystem Inodes IUsed IFree IUse% Mounted on /dev/cciss/c0d0p2 20230848 133143 20097705 1% / /dev/cciss/c0d0p5 6403712 798613 5605099 13% /home /dev/cciss/c0d0p3 7685440 1388241 6297199 19% /data /dev/cciss/c0d0p1 76304 40 76264 1% /boot tmpfs 64369 1 64368 1% /dev/shm
9. Nunin Tsarin Fayil
Idan kun lura duk umarnin da aka sama suna fitarwa, zaku ga babu wani nau'in tsarin fayil na Linux da aka ambata a cikin sakamakon. Don bincika nau'in fayil ɗin tsarin tsarin ku yi amfani da zaɓi ' T '. Zai nuna nau'in tsarin fayil tare da sauran bayanai.
df -T Filesystem Type 1K-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 ext3 78361192 23188812 51127616 32% / /dev/cciss/c0d0p5 ext3 24797380 22273432 1243972 95% /home /dev/cciss/c0d0p3 ext3 29753588 25503792 2713984 91% /data /dev/cciss/c0d0p1 ext3 295561 21531 258770 8% /boot tmpfs tmpfs 257476 0 257476 0% /dev/shm
10. Hada da Wasu Nau'in Tsarin Fayil
Idan kanaso ka nuna wasu nau'ikan tsarin fayil kayi amfani da ' -t ' wani zaɓi. Misali, umarnin mai zuwa zai nuna tsarin fayil din ext3 ne kawai.
df -t ext3 Filesystem 1K-blocks Used Available Use% Mounted on /dev/cciss/c0d0p2 78361192 23190072 51126356 32% / /dev/cciss/c0d0p5 24797380 22273432 1243972 95% /home /dev/cciss/c0d0p3 29753588 25503792 2713984 91% /data /dev/cciss/c0d0p1 295561 21531 258770 8% /boot
11. Banda Wasu Nau'in Tsarin Fayil
Idan kana son nuna nau'in tsarin fayil wanda ba na irin na ext3 ba to kayi amfani da zabin kamar ' -x '. Misali, umarni mai zuwa zai nuna wasu nau'ikan tsarin fayil kawai banda ext3.
df -x ext3 Filesystem 1K-blocks Used Available Use% Mounted on tmpfs 257476 0 257476 0% /dev/shm
12. Nuna Bayani na df Command.
Amfani da --help 'sauyawa zai nuna jerin samfuran zaɓi wanda ake amfani dashi tare da umarnin df.
df --help
Usage: df [OPTION]... [FILE]...
Show information about the file system on which each FILE resides,
or all file systems by default.
Mandatory arguments to long options are mandatory for short options too.
-a, --all include dummy file systems
-B, --block-size=SIZE use SIZE-byte blocks
-h, --human-readable print sizes in human readable format (e.g., 1K 234M 2G)
-H, --si likewise, but use powers of 1000 not 1024
-i, --inodes list inode information instead of block usage
-k like --block-size=1K
-l, --local limit listing to local file systems
--no-sync do not invoke sync before getting usage info (default)
-P, --portability use the POSIX output format
--sync invoke sync before getting usage info
-t, --type=TYPE limit listing to file systems of type TYPE
-T, --print-type print file system type
-x, --exclude-type=TYPE limit listing to file systems not of type TYPE
-v (ignored)
--help display this help and exit
--version output version information and exit
SIZE may be (or may be an integer optionally followed by) one of following:
kB 1000, K 1024, MB 1000*1000, M 1024*1024, and so on for G, T, P, E, Z, Y.
Report bugs to <[email >.Karanta Har ila yau:
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