Session-32 | Logical Volume (LVM) Feature in Linux | Using LVM in RHEL 8 | Nehra Classes

Session-32 | Logical Volume (LVM) Feature in Linux | Using LVM in RHEL 8 | Nehra Classes
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Video Chapters:
00:00 Channel intro
00:20 Session intro
00:35 About session
01:41 Membership update
4:00 Why LVM?
5:23 Understanding Problems with Standard partitions
9:52 Solution with LVM
11:17 Volume Groups with pv
12:40 Benefits
15:45 lsblk
16:33 creating partition with fdisk
17:38 partprobe
18:03 pvs [check physical volumes on machine]
18:43 pvcreate [creating physical volume]
19:09 vgcreate [creating volumegroup]
19:50 vgs [check volume groups]
20:10 lvcreate [creating lvm]
21:14 lvs [check logical volumes]
21:28 lsblk after lvm
22:38 mkfs.ext4 [formating lvm to ext4]
23:45 mounting lvm
24:33 where is data stored?
26:30 adding physical volumes to vg
26:51 vgextend [extending vg]
27:32 vg space after extending
27:52 lvextend
28:15 lvs & troubleshooting fs
29:23 Live Q&A
48:30 how to remove lvm?
49:20 lvremove
49:41 vgremove
49:54 pvremove
50:07 lsblk
50:15 removing partitions
50:17 fdisk
50:36 lsblk
53:28 Membership Information
56:10 About Upcoming Sessions
1:01:10 Channel Outro
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Пікірлер: 97

  • @arifpatel8944
    @arifpatel8944 Жыл бұрын

    This channel deserves and class deserves Millions of trainees, No other instructor can breakdown and clear cut explain the through concept of Logical Volumes and Disk MGMT on Global Internet. This is channel, where our search ends for all details concepts of RHEL. Best source for learning RHEL Engineering realm. Thank you so much, Dear Vikas sir, Immense hardwork and dedication to your trainees by you.

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Thanks a lot.

  • @arifpatel8944

    @arifpatel8944

    Жыл бұрын

    @@NehraClasses Very Much appreciated, Sir..

  • @kishorshende4828
    @kishorshende48287 ай бұрын

    what a good teacher you are!!!! you said Bilkul sahab dobara main kar deta hu koi dikkat nahi....

  • @prajjwalgupta1212
    @prajjwalgupta12122 жыл бұрын

    I praise your effort for making us love linux.

  • @user-gp3ii8sz2l
    @user-gp3ii8sz2l6 ай бұрын

    This is by far the best and the most in-depth explanation of Disk Management explained with such an ease. Thank God I found your channel. You deserve millions of viewers for your channel. You are the best trainer on Linux. God Bless You Sir!!!. And its not just this video, I am talking about the entire playlist.

  • @NehraClasses

    @NehraClasses

    6 ай бұрын

    Thank you

  • @tanujarora4906
    @tanujarora49063 ай бұрын

    Wow Awesome! Samjh aagya finally ❣

  • @udayarpandey3937
    @udayarpandey39372 жыл бұрын

    This has been a very good warm up for disk management. If you can simulate some real time disk crash issue, recovering it, fixing bad blocks, etc..it would be super.

  • @mine_blog7907
    @mine_blog7907 Жыл бұрын

    Thanks for your efforts

  • @harishbs3803
    @harishbs38034 ай бұрын

    The best video about LVM

  • @mesuren47
    @mesuren47 Жыл бұрын

    Ur teaching stye is best sir..

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Thanks

  • @MuhammadUsman-xx2ef
    @MuhammadUsman-xx2ef3 ай бұрын

    Excellent explanation! Love from Pakistan ❤

  • @taran1985
    @taran19852 жыл бұрын

    thanks a lot !

  • @husnabanu1772
    @husnabanu17722 жыл бұрын

    Thank you sir.well explained

  • @vamsi8569
    @vamsi85692 жыл бұрын

    00:00 Channel intro 00:20 Session intro 00:35 About session 01:41 Membership update 4:00 Why LVM? 5:23 Understanding Problems with Standard partitions 9:52 Solution with LVM 11:17 Volume Groups with pv 12:40 Benefits 15:45 lsblk 16:33 creating partition with fdisk 17:38 partprobe 18:03 pvs [check physical volumes on machine] 18:43 pvcreate [creating physical volume] 19:09 vgcreate [creating volumegroup] 19:50 vgs [check volume groups] 20:10 lvcreate [creating lvm] 21:14 lvs [check logical volumes] 21:28 lsblk after lvm 22:38 mkfs.ext4 [formating lvm to ext4] 23:45 mounting lvm 24:33 where is data stored? 26:30 adding physical volumes to vg 26:51 vgextend [extending vg] 27:32 vg space after extending 27:52 lvextend 28:15 lvs & troubleshooting fs 29:23 Live Q&A 48:30 how to remove lvm? 49:20 lvremove 49:41 vgremove 49:54 pvremove 50:07 lsblk 50:15 removing partitions 50:17 fdisk 50:36 lsblk 53:28 Membership Information 56:10 About Upcoming Sessions 1:01:10 Channel Outro

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Thanks a lot for your efforts again.

  • @vamsi8569

    @vamsi8569

    2 жыл бұрын

    @@NehraClasses thank you sir 🙂

  • @amitpandey7493

    @amitpandey7493

    2 жыл бұрын

    thanks vamsi bhai.

  • @pivot3india

    @pivot3india

    2 жыл бұрын

    thank you for your efforts

  • @raviuttambhadarge
    @raviuttambhadarge8 ай бұрын

    Super

  • @abhi6493
    @abhi64932 жыл бұрын

    great going

  • @pradipnaik
    @pradipnaik Жыл бұрын

    After watching first 35 videos my concepts are cleared. Detailed videos. Thank you for videos sir ❤ Going for all 130 videos to give RHCSA certification.

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    All the best

  • @asimkayani5195
    @asimkayani5195 Жыл бұрын

    Very good class.

  • @JoginderSingh-wr3sp
    @JoginderSingh-wr3sp2 жыл бұрын

    every session is very nice

  • @yusufkhan7160
    @yusufkhan71602 жыл бұрын

    Good lecture sir

  • @numanmaavia8575
    @numanmaavia85752 жыл бұрын

    Thanks awesome explanation of LVM.

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Thanks

  • @1990milind
    @1990milind2 жыл бұрын

    Way of explanation is too good, thank you so much :)

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    🙏

  • @uttamkumarkumar3171
    @uttamkumarkumar31712 жыл бұрын

    Nice one sirji At about 44:33 duration of this video one guy admin anil asked how to mount ntfs(new technology file system) and u answered about nfs(network file system) instead of ntfs. In pure fedora (not sure about rhel/centos whether ntfs-3g n fuse packages are available in repository or in installation DVD iso images or need googling to download these packages)ntfs-3g n fuse packages are already installed. We can mount ntfs drive in d following ways:- mount -t ntfs-3g /dev/sda1 /mnt/winC-drive or ntfs-3g /dev/sda1 /mnt/winC-drive

  • @Ashish_Saviour
    @Ashish_Saviour5 ай бұрын

  • @yogeshpatil3233
    @yogeshpatil32332 жыл бұрын

    Nice session sir.

  • @kohinoorteamyogeshchhabra8255
    @kohinoorteamyogeshchhabra8255 Жыл бұрын

    Mja a gya sir bilkul deep se smj aya

  • @HR02Himanshu_Vlogs
    @HR02Himanshu_Vlogs2 ай бұрын

    SIr ji You Are Great One 😍 Sukriya Bade Hi Ache Dhng Se Smjaya Apne 🙏

  • @NehraClasses

    @NehraClasses

    2 ай бұрын

    🙏

  • @kishorshende4828
    @kishorshende48286 ай бұрын

    Red Hat recommends to create a single partition that covers the whole disk to label it as an LVM physical volume. This way we can achieve Administrative convenience. It is easier to keep track of the hardware in a system if each real disk only appears once. This becomes particularly true if a disk fails. In addition, multiple physical volumes on a single disk may cause a kernel warning about unknown partition types at boot.

  • @NehraClasses

    @NehraClasses

    6 ай бұрын

    Yes, you're right. In live entertainment we should only create one partition on a single disk to create the physical volumes. But instead of copying this stuff from tldp.org you should have shared your own thoughts and experiences. Thanks

  • @RaoShahzaib
    @RaoShahzaib Жыл бұрын

    Awesome session

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Thank you!!

  • @devopsinterview
    @devopsinterview2 жыл бұрын

    Awsm sir aap khuda ho

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    माफी चाहूंगा भाई, कृपया ऐसा मत कहिए 🙏

  • @chandramolsikarwar2371
    @chandramolsikarwar2371 Жыл бұрын

    Sir interviews ke que. Ke liye ek video banai plz sir hindi me 👏

  • @podishettivikram8681
    @podishettivikram86812 жыл бұрын

    Should we have a free space in /dev/sda1 to create pv volumes ?

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    No, we need partitions only which can be converted into physical volumes

  • @ehterajkhan6208
    @ehterajkhan6208 Жыл бұрын

    Hii sir,I have made subscription for basic level

  • @ehterajkhan6208

    @ehterajkhan6208

    Жыл бұрын

    I want to take personal help seperately

  • @ehterajkhan6208
    @ehterajkhan6208 Жыл бұрын

    Dear Sir, I have confusion in File special file permissions

  • @ShahidQureshi-ee6wz
    @ShahidQureshi-ee6wz8 ай бұрын

    Kindly share playlist's link to follow for beginners to become Linux admin

  • @poonamrode9544
    @poonamrode95445 ай бұрын

    Hello Sir I have a query..can you please respond.. Can we convert ext4 to xfs file system in oracle Linux 8 for restored mount point from 6 to 8 version...It's for /u01 ... without data loss , permissions should remain same etc.. Please help on this.

  • @NehraClasses

    @NehraClasses

    5 ай бұрын

    either you can do it manually or use fstransform tool. make sure you take the backup first.

  • @amolkaware5113
    @amolkaware511318 күн бұрын

    Hello sir..what about /etc/fstab entry , after mount LVM

  • @NehraClasses

    @NehraClasses

    5 күн бұрын

    For permanent mount we can make an entry in the fstab file.

  • @krazyshorts2441
    @krazyshorts24412 жыл бұрын

    Whenever i create partition on disk and reboot my machine it enters into emergency mode and i got stuck there and dont know how to fix the machine.

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Check disk priority in bios and check fstab entry.

  • @sarathbabu1654
    @sarathbabu165411 ай бұрын

    How to increase disk size if / got 100 situations

  • @paragshegulwadkar9622
    @paragshegulwadkar9622 Жыл бұрын

    sir what is difference between -L & -l (small l) in lvcreate command? this is common question on LVm in interview , please let us know Thanks in advance

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    If you would have followed our RHCSA playlist you would have answered this question. -l is used for extends while -L is used for mention the storage in KB, MB, GB & TB

  • @javednadaf4559
    @javednadaf4559 Жыл бұрын

    hello sir agar koi hdd kharb ho jay to kya hamara lvm par effect ho sakta hai

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    yes

  • @adititiwari6250
    @adititiwari62504 ай бұрын

    Sir, i want to join the membership , is it allowed now also to do ?

  • @NehraClasses

    @NehraClasses

    4 ай бұрын

    Yes

  • @harishsingh3892
    @harishsingh3892 Жыл бұрын

    can we stream all Rhcsa and rhcse videos in basic level membership? or do we need standard lvl

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    RHCSA Hindi is available at standard level membership and other trainings are available at extended level membership

  • @harishsingh3892

    @harishsingh3892

    Жыл бұрын

    What's available for basic lvl?

  • @surajjadhav-xv2rh
    @surajjadhav-xv2rh7 ай бұрын

    sir please provide me any source to practice some quation

  • @shahbajkhan555
    @shahbajkhan555 Жыл бұрын

    Is this a sufficient course for rhcsa certificate?

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Yes, it's more than enough

  • @Hanake_Artist
    @Hanake_Artist2 жыл бұрын

    partprob production main chalatin hain

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Yes

  • @VikasSharma-zf2ro
    @VikasSharma-zf2ro2 жыл бұрын

    Sir plz available all videos

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    These are accessible at basic level membership, join membership to access all sessions

  • @pralayninave8498

    @pralayninave8498

    Жыл бұрын

    Sir notes and questions bhi available hoge kya

  • @flopfliepvlier
    @flopfliepvlier6 ай бұрын

    Is there also a English version? Or a way to listen this in English or with proper English subtitles?

  • @NehraClasses

    @NehraClasses

    6 ай бұрын

    You can join our upcoming English training batch

  • @emonhossain4353
    @emonhossain43532 жыл бұрын

    Hello Sir, I am from Bangladesh. I love your nice tutorial. I want to join membership. But I can't do that because my country are not allowed join membership. Can you help me for learn linux? How can I join or access all tuts? I know hindi well :) Thanks ( Bohat dannabad)

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    No problem, you can use VPN to join and watch videos

  • @GaneshPatil-wz3rd
    @GaneshPatil-wz3rd Жыл бұрын

    Sir main sliver member shift liya hai par mujhe kuch video nahi dikha raahai

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    There is no silver membership, only basic, standard and extended

  • @jeek4u
    @jeek4u2 жыл бұрын

    Sir Ssh config aur password less login pe video bana dijiye

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Already banaya hua hai, please search

  • @saikatbiswas4402
    @saikatbiswas44022 жыл бұрын

    Sir Raid 1 kyse configuration karte hai lvm to sikliya

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Please watch our raid videos

  • @syedabdulosman2243
    @syedabdulosman2243 Жыл бұрын

    Sir did you provide offline classes

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    no

  • @rajnikantchaubey4000
    @rajnikantchaubey4000 Жыл бұрын

    Sir mujhe aap pdf chahiye

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Access already granted please check your mail

  • @ehterajkhan6208
    @ehterajkhan6208 Жыл бұрын

    Sir, how to join your WhatsApp group

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    Please contact us on telegram

  • @kirandalvi7286
    @kirandalvi72862 жыл бұрын

    Hi purchase membership please add in group

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    Please contact us on telegram or whatsapp

  • @kirandalvi7286

    @kirandalvi7286

    2 жыл бұрын

    Dont have contact number can you guide me

  • @NehraClasses

    @NehraClasses

    2 жыл бұрын

    9410219232 whatsapp

  • @gouravkumar7369
    @gouravkumar7369 Жыл бұрын

    Hi sir i have seen some videos, I realy Love the way of your teaching,And i want to join your course,How i can contact you on whatsapp group or have some words with u?🙏

  • @NehraClasses

    @NehraClasses

    Жыл бұрын

    You can post your queries in telegram group