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Big Sur startup time got very slow

Hello,


since the installation of Big Sur my 27'' iMac 2019 became much slower on boot. But now it boots much much slower than after the installation. I can't believe it can be so slow as the internal SSD has a read speed of 2400 MB/s ... that's insane. The startup time I'm experiencing would be legitimate with an old 5400rpm spinning hard drive but not with such a fast SSD.


Does this have any solution or is the Mac OS just getting worse and worse?

Posted on Mar 30, 2021 1:35 AM

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Posted on Mar 30, 2021 2:07 AM

Are there numerous Applications set to start-up when the system is booted ?


Are there pre-existing Unresolved Software Issues. They should be resolved prior to upgrading - many will / may carryover to Big Sur making the system unstable / unusable. ?


Are there any AntiVirus, Disk Cleaner, Optimizers, Defrag, VPNs etc installed which should be removed as per Developers Instructions. They are useless, unneeded, cause havoc and interfere with the normal operation of the OS. The Built-in Security of Big Sur is all that is required.


Is this issue somehow related to your Other Posting https://discussions.apple.com/thread/252611980

13 replies
Question marked as Top-ranking reply

Mar 30, 2021 2:07 AM in response to Hirapuri

Are there numerous Applications set to start-up when the system is booted ?


Are there pre-existing Unresolved Software Issues. They should be resolved prior to upgrading - many will / may carryover to Big Sur making the system unstable / unusable. ?


Are there any AntiVirus, Disk Cleaner, Optimizers, Defrag, VPNs etc installed which should be removed as per Developers Instructions. They are useless, unneeded, cause havoc and interfere with the normal operation of the OS. The Built-in Security of Big Sur is all that is required.


Is this issue somehow related to your Other Posting https://discussions.apple.com/thread/252611980

Mar 30, 2021 3:42 AM in response to Hirapuri

Effective defenses against malware and other threats and due diligence on the part of the User ( you ) and this Trusteer Report is redundant and not needed - but your choice.


Again, in context of slow booting - Finder ( Builtin Finder of macOS ) and NeoFinder at Startup are both performing the same function and will definitely slow the startup process.


Still looking deeper into the EtreReport



Mar 30, 2021 2:19 AM in response to Hirapuri

If you really want to know about unresolved issue - suggest downloading and installing a Trusted and Respected Developer and frequent Contributor to these Forums Application called Etrecheck. It is free or can purchase for additional features. I am not affiliated with or gain any compensation for suggesting the usage of this Application.


Now, to get the Full Picture of the Hardware and Software on the machine - it is Best to give the Application Full Disc Access from Security & Privacy Setting in System Preferences. The App will collect the information of the computer WithOut collecting any personal Info. Once the Report is done - Copy and Paste back to this forum using the Third Icon from Late called Additional Text. From there the Community Contributors can have a look and make suggestions to resolve your issue.

Mar 30, 2021 4:35 AM in response to PRP_53

I installed the Trusteer long ago, as I got some passwords stolen in the browser, but I will read the article and think about it. But both NeoFinder and Trusteer were installed since many versions of Mac OS before and I had no booting speed issues. So I doubt they are the guilty ones.


By the way, I got a message several times in Safari last month, that my passwords were seen in a data leak... so I’m not sure how safe the bare Safari browser is. But it may be also a false message-I know there are such things. I had a kind of malware which was filling up the RAM and I bought additional RAM because of this. So there are some malwares for Mac OS in the last years, which was not the case previously.

Mar 30, 2021 4:55 AM in response to Hirapuri

Hirapuri wrote:

I installed the Trusteer long ago, as I got some passwords stolen in the browser, but I will read the article and think about it. But both NeoFinder and Trusteer were installed since many versions of Mac OS before and I had no booting speed issues. So I doubt they are the guilty ones.

By the way, I got a message several times in Safari last month, that my passwords were seen in a data leak... so I’m not sure how safe the bare Safari browser is. But it may be also a false message-I know there are such things. I had a kind of malware which was filling up the RAM and I bought additional RAM because of this. So there are some malwares for Mac OS in the last years, which was not the case previously.

NeoFinder uses resources, CPU and RAM that is a Duplicate of Finder in functionality. So it will and does impact the startup process. Big Sur is different from Catalina and Mojave and performs differently. So, just because in previous versions of macOS, it did not impact startup speed does not automatically translate to Big Sur as proven by your Issue.


The Safari Password Data Leak Caution you mention. That is a security Caution built into Safari / Big Sur warning you that you have either already used that specific password elsewhere or the password is too weak and easy to Spoof.


Regarding malware. Malware can only be installed by the Expressed Consent of the User ( you ) Whenever something is downloaded Not Directly from a Trusted and Certified Developers but from Third Party - some Third Party site Bundle malware inside the intended Application / extension and that is how it gets installed with the express consent of the user.


All this can be mediated by Du Diligence on the part of the User.

Mar 30, 2021 6:14 AM in response to PRP_53

Thank You for the answer!


I don’t understand what means, that NeoFinder is a duplicate of Finder in functionality? Does Finder provide an off-line storage content database? By the way, the part of NeoFinder, which is launched at startup is just a menu bar element, where You type the searched keywords and after that it launches the main application. So this tiny launcher can’t be intensive in any way. It’s such a simple thing, that if this makes an top specced iMac to start up so long, than Mac would be a strange platform. But I don’t think this is the cause. I can try turning of this timy menubar app, but I doubt it will affect any pre-login behavior. But it’s just my feeling.


As I wrote originally, startup time did slow down after updating to Big Sur, but it went worse later, so I can’t believe this change could be caused by apps, which were installed previously, like NeoFinder or Trusteer Report.


I understand what You wrote about the malware and it may be, that it was installed together with some third party app.


Sorry to ask You, I don’t feel comfortable not knowing what is Your relationship to Apple... are You an Apple representative? It would help me understand the background of Your statements. Thanks 🙏🏻

Mar 30, 2021 7:07 AM in response to Hirapuri

Finder Indexes everything on the Computer and updates the index each time there is a change. Does not NeoFinder do the same indexing except creates an off-line storage database.


Notice Carbon Copy Cloner is Etrecheck report - good idea. Does not CC also have a Helper Launcher which if also configured will start with the Computer - More Startup items set at Startup - the longer it takes to Startup.


I am like yourself - just a follow Apple User volunteering my time to assist others. Been here is about 2005 with my first Powerbook G4 12 inch and macX Tiger

Mar 30, 2021 7:30 AM in response to PRP_53

Thanks for introducing Yourself!


Neofinder is a well made cataloguing software, where You can store all the file structure of any removable media. It can contain metadata, thumbnails, etc. It stores data of my DVD, BluRay and HDD archive and it works pretty well. Displaying off-line the contents of drives and searching in them is essential for me, as I have a huge photo/video archive and I need to use different data from different drives frequently. To my knowledge Finder can’t do such things. Or am I wrong?


My CCC doesn’t launch at startup. The only app set by the user to start at login is Neofinder.


By the way, my first Mac was also a 15” PowerBook G4, which I got in the year 2000. Previously I learned Final Cut Pro 1 and 2 on a PoweMac G3 and later G4, in one production company in Prague.


So thanks for assisting me-I will se if deleting some rubbish did help. And thanks for recommending me Etrecheck-it’s a very useful tool to have!-)

Mar 30, 2021 10:52 AM in response to PRP_53

So to make things less hypothetical and more practical, I uninstalled Trusteer Rapport and removed NeoFinder from the Login Items. Before the boot time took 1:25 and. After it took 1:22. From my point of view this is a disaster for such an expensive high end machine. For a while I had a custom made PC with Windows 10 running on a NVME SSD. And it booted so quickly that I could work in seconds after pressing the power button. This is a big shame for the Mac. I don't know if it has to do anything with the Apple Silicon introduction - if the Mac is setting up at boot either for Intel or Apple CPU ... who knows ...

Big Sur startup time got very slow

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