12.3.1 memory leak ?

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madlab
Posts: 1459
Joined: Fri May 02, 2003 6:38 am
Location: France

12.3.1 memory leak ?

Post by madlab » Fri Dec 19, 2025 9:28 am

Didn't go through the 12.3 version and installed 12.3.1 on my 2021 mbp M1 running 12.7.6.
Had a try with the stem separation yesterday on a 6 mn track, and intended to try the difference between the fast and high quality settings. Live crashed after doing the high quality stuff and I noticed a huge hit on the memory usage (48 Go) in the mac activity monitor.
Anyone else noticed that ?
Aboard from V. 1
MBP M1 Pro 2021 - 16 Go RAM - OSX 15.7.7 / MBP 2.5 Ghz I7 16 Go SSD OSX 10.15.7 - iPad + Knobbler
RME FF UC Live 12.4.2 M4L Max 9.14
Band : https://elastocat.org/
Madlab sound unit / objects, guitar, electronics / end_of_transmission

[jur]
Site Admin
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Joined: Mon Jun 01, 2015 3:04 pm
Location: Ableton

Re: 12.3.1 memory leak ?

Post by [jur] » Fri Dec 19, 2025 8:15 pm

It's a known issue and we're working on a fix.
It's only happening with High Quality mode.
Since it's not happening on all silicon machine it'd be great if you could report to Support as your logs might reveal some interesting bits of info.
Ableton Forum Moderator

madlab
Posts: 1459
Joined: Fri May 02, 2003 6:38 am
Location: France

Re: 12.3.1 memory leak ?

Post by madlab » Sat Dec 20, 2025 9:09 am

Yesterday I tried on a shorter excerpt and it didn't crash but the Activity Monitor showed the memory going wild. I'm going to redo the whole track hoping I get a proper crash. Is there any way to get the relevant log without the app crashing ?
Aboard from V. 1
MBP M1 Pro 2021 - 16 Go RAM - OSX 15.7.7 / MBP 2.5 Ghz I7 16 Go SSD OSX 10.15.7 - iPad + Knobbler
RME FF UC Live 12.4.2 M4L Max 9.14
Band : https://elastocat.org/
Madlab sound unit / objects, guitar, electronics / end_of_transmission

[jur]
Site Admin
Posts: 6714
Joined: Mon Jun 01, 2015 3:04 pm
Location: Ableton

Re: 12.3.1 memory leak ?

Post by [jur] » Sat Dec 20, 2025 6:36 pm

The crash pack is perfect, just make sure to attach it to a report to Support rather than the "crashes@ableton".
And if Support needs other files they'll just ask you.
Ableton Forum Moderator

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