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    We will be doing maintenance work on Vivaldi Translate on the 11th of May starting at 03:00 (UTC) (see the time in your time zone).
    Some downtime and service disruptions may be experienced.
    Thanks in advance for your patience.

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    4. High CPU usage when doing barely anything

    High CPU usage when doing barely anything

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    • P
      pointed.stick @mib2berlin
      last edited by

      @mib2berlin How many of your 12 Vivaldi installations actually use the calendar?

      mib2berlin
      M
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      • mib2berlin
        M
        mib2berlin Soprano @pointed.stick
        last edited by mib2berlin

        @pointed-stick
        Hi, not all of them use the calendar but all use calendar or mail on Windows and Linux.
        I use Gmail and Vivaldi calendars, sometimes both sometimes only one for testing.
        You have no calendar account added and CPU usage is high but if you disable "Mail, Calendar and Feeds" it goes down?
        Makes no sense to me but maybe other user or a mail developer can clear that up.
        I can try to poke a mail developer at Monday, they read only the Mail and Calendar section.
        We have some reports in the bug tracker about high CPU usage but no tester or developer could ever reproduce it.
        I had such an issues some time ago with adding a feed, removing and adding again solve it.
        I never could reproduce this again.

        Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
        HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
        Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
        Redmi Note 14, HyperOS Android 14

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        • mib2berlin
          M
          mib2berlin Soprano @pointed.stick
          last edited by mib2berlin

          @pointed-stick
          Hi again, can you try this in a new profile?

          https://help.vivaldi.com/desktop/tools/user-profiles/

          3 installs with mail, calendar and feeds:

          d2672093-c470-4291-aca1-f0922f4c3fd3-image.png

          Cheers, mib

          Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
          HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
          Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
          Redmi Note 14, HyperOS Android 14

          P
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          • P
            pointed.stick @mib2berlin
            last edited by pointed.stick

            @mib2berlin I tried an empty profile: load goes to zero, as soon as the window with the main profile is closed. Load does not go up, when Mail and Calendar is enabled in the empty profile.

            So, it's a problem with my profile.

            Well, I was planning to move from Liferea to Vivaldi Feedreader and from Opera 12 to Vivaldi Mail.

            Instead, I'll be looking for a suitable (and hopefully stable) calendar software to replace Vivaldi Calendar with (which I was very slowly warming up to)...

            Any suggestions?

            mib2berlin
            M
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            • mib2berlin
              M
              mib2berlin Soprano @pointed.stick
              last edited by

              @pointed-stick
              Aha, it depends on your setup but I get a new profile up and running in a few minutes with the sync feature.
              I reset my profile several times over the years, that is maybe the reason I never have issues in Vivaldi.
              Fine tuning take some time and you can copy data not synced manually.
              No idea about another calendar app, I use only Vivaldi.

              Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
              HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
              Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
              Redmi Note 14, HyperOS Android 14

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              • P
                pointed.stick
                last edited by pointed.stick

                I guess, there is still no feature to "sync" (or backup) to a local space?

                It would have been nice, if the "Export Calendar" had done anything before I deleted it...

                mib2berlin
                M
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                • mib2berlin
                  M
                  mib2berlin Soprano @pointed.stick
                  last edited by

                  @pointed-stick
                  No but your personal data are really save and encrypted on the Vivaldi server.
                  You can remove all data if sync is finished on the new profile.

                  Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                  HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                  Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                  Redmi Note 14, HyperOS Android 14

                  mib2berlin
                  M
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                  • mib2berlin
                    M
                    mib2berlin Soprano @mib2berlin
                    last edited by

                    @mib2berlin
                    You can do all that manually but you don´t know which files are corrupted.
                    I guess it should be save to start with passwords and bookmarks for example, then session and so forth.

                    https://forum.vivaldi.net/topic/14642/how-to-manually-backup-restore-transfer-your-profile-to-another-device

                    Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                    HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                    Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                    Redmi Note 14, HyperOS Android 14

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                    • P
                      pointed.stick
                      last edited by

                      As it turns out, "Export Calendar" works in Vivaldi 4.3, so that's a regression.

                      I imported the .ics back into the calendar. No change. Same load.

                      mib2berlin
                      M
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                      • mib2berlin
                        M
                        mib2berlin Soprano @pointed.stick
                        last edited by

                        @pointed-stick
                        Hi, I test the export/import in Vivaldi 6.2.3105.48 and it work as expected.
                        I export in one profile and import in another.
                        Is this a local calendar or a Google/Vivaldi calendar?

                        Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                        HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                        Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                        Redmi Note 14, HyperOS Android 14

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                        • P
                          pointed.stick
                          last edited by

                          Local, yes. Nothing happens, when I click "Export".

                          mib2berlin
                          M
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                          • mib2berlin
                            M
                            mib2berlin Soprano @pointed.stick
                            last edited by

                            @pointed-stick
                            Hm, I export a vivaldi.net calendar and a local calendar:

                            952c019a-8002-4ff0-9529-09f3d94942d8-image.png

                            Appears, tested on Linux and Windows 11.
                            Do you select the calendar in the settings?

                            f887e085-746b-430d-87c7-1bd6f469705a-image.png

                            Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                            HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                            Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                            Redmi Note 14, HyperOS Android 14

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                            • P
                              pointed.stick
                              last edited by

                              Yes, I did select the calendar before trying to export it.

                              I tried something else: I started Vivaldi from a terminal, with no arguments. This is what it said during startup:

                              [30113:30113:0918/192838.685217:ERROR:chrome_browser_cloud_management_controller.cc(163)] Cloud management controller initialization aborted as CBCM is not enabled.
                              [30113:30146:0918/192838.914032:ERROR:nss_util.cc(357)] After loading Root Certs, loaded==false: NSS error code: -8018
                              Fontconfig error: Cannot load default config file: No such file: (null)
                              [30113:30113:0918/192840.442768:ERROR:CONSOLE(1)] "Uncaught (in promise) Error: Source filter not found ["Feeds",""]", source: chrome-extension://mpognobbkildjkofajifpdfhcoklimli/background-common-bundle.js (1)
                              

                              Then, when I tried to export the calendar, this was the result:

                              [30113:30113:0918/192853.327287:ERROR:CONSOLE(1)] "%c[CALENDAR - export]%c font-weight:bold font-weight:normal Error opening filepicker [object DOMException]", source: chrome-extension://mpognobbkildjkofajifpdfhcoklimli/bundle.js (1)
                              
                              mib2berlin
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                              • mib2berlin
                                M
                                mib2berlin Soprano @pointed.stick
                                last edited by

                                @pointed-stick
                                Hi again, can you open a new thread about the export issue, this is a bit of topic here.
                                I can post my terminal output there.

                                Cheers, mib

                                Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                                HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                                Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                                Redmi Note 14, HyperOS Android 14

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                                • Univer0325
                                  U
                                  Univer0325
                                  last edited by Univer0325

                                  Perhaps try rebuilding the Mail Search Database and see if it fixes the high CPU usage.

                                  • Enable Mail, Calendar & Feeds News if disabled.

                                  • Open the Status bar with Ctrl, Shift, S if closed.

                                  • Click the Mail icon. Add it back if removed.

                                  • Click on the settings icon.

                                  • And click Rebuild Mail Search Database.

                                  There’s also a nuclear option in case it doesn’t help with the high CPU usage. Be careful on which folder you delete.

                                  • Simply close the browser and head to this folder and delete the mpognobbkildjkofajifpdfhcoklimli folder provided below.

                                  • C:\Users\yourusername\AppData\Local\Vivaldi\UserData\Default\Storage\ext\mpognobbkildjkofajifpdfhcoklimli

                                  Vivaldi mail will simply re-index the mail client.

                                  1 Reply Last reply Reply Quote 0
                                  • D
                                    ddd356
                                    last edited by ddd356

                                    Have a same issue.
                                    Vivaldi uses processor when doing nothing with no tabs opened.
                                    I disabled mail, calendar and news feed, and it helps.
                                    But it is useful features. Hope this can be fixed.

                                    mib2berlin
                                    M
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                                    • mib2berlin
                                      M
                                      mib2berlin Soprano @ddd356
                                      last edited by

                                      @ddd356
                                      Hi, if you use IMAP try the solution one post above, delete the mail database folder.
                                      You have to rebuild the search database after the start of Vivaldi.

                                      17b973c3-a7e8-4428-96d8-fc2a04a1cd11-image.png

                                      Cheers, mib

                                      Opensuse Tumbleweed x86_64 KDE 6.2 X11, Windows 11 Pro, Vivaldi latest
                                      HP Probook Intel(R) i5-8350U 16 GB, GPU UHD 620, SSD 256 GB
                                      Miniforum-B550 AMD Ryzen 7 4700G 16 GB, Radeon Graphics
                                      Redmi Note 14, HyperOS Android 14

                                      D
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                                      • D
                                        ddd356 @mib2berlin
                                        last edited by

                                        This post is deleted!
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                                        • I
                                          invenio
                                          last edited by

                                          This is still happening. What I have found:

                                          1. With Mail (I don't use calendar) enabled I get CPU usage over 50% (even with no web pages open). Can be with a fresh start.
                                          2. If I turn off mail/calender/etc, it stays this high but if I restart the browser it will go back to normal (single digit % CPU usage).
                                          3. If I turn mail back on, the high CPU usage returns immediately.

                                          6.5.3206.63 (Stable channel) (64-bit)
                                          Revision 5c2593a2fee32e8ecaa6e8fc0fa3aae84c8d3413
                                          OS Windows 10 Version 22H2 (Build 19045.4046)
                                          JavaScript V8 12.0.267.19

                                          Any word about a fix? I can't have the computer running high CPU usage just because I have Vivaldi open in the background but I would still like to use it's mail client.

                                          Zalex108
                                          Z
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                                          • Zalex108
                                            Z
                                            Zalex108 Moderator @invenio
                                            last edited by Zalex108

                                            @invenio

                                            Hi,
                                            As you may already read,
                                            Some users fixed the problem:

                                            • Removing the Accounts
                                            • Restarting
                                            • Readding them

                                            --
                                            Avoid https://vivaldi.com Data loss
                                            Follow the Backup | Reset links below


                                            Vivaldi Backup | Reset + Extra Steps

                                            "You cannot know the meaning of your life until you are connected to the power that created you" · Shri Mataji Nirmala Devi

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