Re: [arch-general] btrfs kernel incompatibility?

2020-02-06 Thread Chris Murphy
On Thu, Feb 6, 2020 at 3:03 PM Chris Murphy wrote: > > There is a gotcha moving Btrfs between different archs. "Btrfs sector > size", which is an internal Btrfs thing, not a reference to either > logical or physical sector size of the device, must be the same as > page size. Page size is 4KiB on x

Re: [arch-general] [pacman-dev] Privilege separation in the pacman downloader (Was: Pacman Database Signatures)

2020-02-06 Thread Eli Schwartz via arch-general
On 2/4/20 11:08 PM, Eli Schwartz wrote: > Since I'm unfamiliar with apt and other tools, what exactly do they do? > Given pacman/apt/your-choice-of-package-manager must somehow write to a > cachedir, e.g. /var/cache/pacman/pkg, it would need a dedicated download > user, which would then exclusively

Re: [arch-general] btrfs kernel incompatibility?

2020-02-06 Thread Chris Murphy
On Thu, Feb 6, 2020 at 2:01 PM Simeon Felis wrote: > > [ 21.417002] Btrfs loaded, crc32c=crc32c-generic > [ 21.418650] BTRFS: device label URAID devid 8 transid 1254272 /dev/sdb1 > [ 21.423593] BTRFS: device label URAID devid 7 transid 1254272 /dev/sda1 > [ 313.823521] BTRFS info (device sd

Re: [arch-general] btrfs kernel incompatibility?

2020-02-06 Thread Chris Murphy
There's not enough information to know what's going on yet. My strong advice is to make no further changes (no writes) to either block device until you understand exactly what's going on. Every write increases the chance of permanently losing the file system. On Thu, Feb 6, 2020 at 2:01 PM Simeon

[arch-general] btrfs kernel incompatibility?

2020-02-06 Thread Simeon Felis
I have a btrfs raid1 on raspbian (kernel 4.19.75) which overheated. To fix the btrfs filesystem I attached the raid1 to my workstation with Arch Linux (kernel 5.5.1). I run scrub to identify broken files and fixed them. Furthermore I run --full-balance and defrag -r. All fine so far. Now I can'