Re:

[Jeff Mahoney <jeffm@suse.com>]

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On 8/31/16 10:02 PM, Fennec Fox wrote:
> Linux Titanium 4.7.2-1-MANJARO #1 SMP PREEMPT Sun Aug 21 15:04:37 UTC
> 2016 x86_64 GNU/Linux
> btrfs-progs v4.7
> 
> Data, single: total=30.01GiB, used=18.95GiB
> System, single: total=4.00MiB, used=16.00KiB
> Metadata, single: total=1.01GiB, used=422.17MiB
> GlobalReserve, single: total=144.00MiB, used=0.00B
> 
> {02:50} Wed Aug 31
> [fennectech@Titanium ~]$  sudo fstrim -v /
> [sudo] password for fennectech:
> Sorry, try again.
> [sudo] password for fennectech:
> /: 99.8 GiB (107167244288 bytes) trimmed
> 
> {03:08} Wed Aug 31
> [fennectech@Titanium ~]$  sudo fstrim -v /
> [sudo] password for fennectech:
> /: 99.9 GiB (107262181376 bytes) trimmed
> 
>   I ran these commands minutes after echother ane each time it is
> trimming the entire free space
> 
> Anyone else seen this?   the filesystem is the root FS and is compressed
> 

Yes.  It's working as intended.  We don't track what space has already
been trimmed anywhere, so it trims all unallocated space.

-Jeff

-- 
Jeff Mahoney
SUSE Labs


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