How to Upgrade from RHEL 7 to RHEL 8

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Ravi Saive

I am Ravi Saive, creator of TecMint. A Computer Geek and Linux Guru who loves to share tricks and tips on Internet. Most Of My Servers runs on Open Source Platform called Linux. Follow Me: Twitter, Facebook and Google+

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6 Responses

  1. KARTHIKEYAN V says:

    Can we upgrade from RHEL 7.7 to 8 ? is it possible?

  2. Sundar says:


    While upgrading rhel from 7 to 8, I am getting below error. kindly help on this.

    Process Process-128:
    Traceback (most recent call last):
    File “/usr/lib64/python2.7/multiprocessing/”, line 258, in _bootstrap
    File “/usr/lib64/python2.7/multiprocessing/”, line 114, in run
    self._target(*self._args, **self._kwargs)
    File “/usr/lib/python2.7/site-packages/leapp/repository/”, line 59, in _do_run
    target_actor(logger=logger, messaging=messaging).run(*args, **kwargs)
    File “/usr/lib/python2.7/site-packages/leapp/actors/”, line 299, in run
    File “/usr/share/leapp-repository/repositories/system_upgrade/el7toel8/actors/addupgradebootentry/”, line 24, in process
    File “/usr/share/leapp-repository/repositories/system_upgrade/el7toel8/actors/addupgradebootentry/libraries/”, line 20, in add_boot_entry
    ‘–args=”{DEBUG} enforcing=0 rd.plymouth=0 plymouth.enable=0″‘.format(DEBUG=debug)
    File “/usr/lib/python2.7/site-packages/leapp/libraries/stdlib/”, line 147, in run
    CalledProcessError: A Leapp Command Error occurred.

    Actor add_upgrade_boot_entry unexpectedly terminated with exit code: 1 – Please check the above details

  3. HJWaggoner says:

    Very well, seems to have hit every point but one. What happens if the install fails at step 10 ??

    • Ravi Saive says:


      I am 100% sure that the upgrade won’t fail, as me personally upgraded my two RHEL 7.x server to RHEL 8 and upgrades went smoothly without any issues..

  4. Shahajahan Tamboli says:

    Really Appreciate. )

    Its helped me a lot to upgrade RHEL 7 to 8.

    Thank you !!

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