Bug 423861

Summary: cant shrink lvm mounted partition kde partition manager
Product: [Applications] partitionmanager Reporter: thegt1k82u
Component: generalAssignee: Andrius Štikonas <andrius>
Status: RESOLVED NOT A BUG    
Severity: normal CC: irik77587
Priority: NOR    
Version First Reported In: 4.1.0   
Target Milestone: ---   
Platform: Manjaro   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: How it looks

Description thegt1k82u 2020-07-04 07:39:13 UTC
Created attachment 129887 [details]
How it looks

SUMMARY

Unable to shrink partitions in lvm

STEPS TO REPRODUCE
1. Make lvm2 partition
2. Setup system on it (probably not necessary)
3. While loaded to OS, open KDE partition manager
4. Try to shrink any mounted partition in lvm (extend is working)

EXPECTED RESULT

Expected to easily shrink and resize


SOFTWARE/OS VERSIONS
Operating System: Manjaro Linux 
KDE Plasma Version: 5.19.80
KDE Frameworks Version: 5.71.0
Qt Version: 5.15.0
Kernel Version: 5.7.0-3-MANJARO
OS Type: 64-bit
Processors: 12 × AMD Ryzen 5 3600 6-Core Processor
Memory: 15,6 GiB of RAM


ADDITIONAL INFORMATION
Comment 1 Andrius Štikonas 2020-07-04 11:34:25 UTC
That's not a bug. It is a deliberate feature. ext4 does not support live shrinking when file system mounted. If you want live shrinking you should have formatted it with btrfs.