On Mon, Dec 19, 2022 at 2:10 PM Samuel Sieb <sam...@sieb.net> wrote: > On 12/19/22 11:58, Neal Becker wrote: > > I've just installed f37 on a new lenovo x1 carbon. > > One thing, the installation didn't setup any swap (other than zswap). > > > > After a bit of reading I found > > sudo btrfs filesystem mkswapfile -s 32G /swapfile > > But: > > sudo swapon -v /swapfile > > swapon: /swapfile: found signature [pagesize=4096, signature=swap] > > swapon: /swapfile: pagesize=4096, swapsize=1073741824, > devsize=34359738368 > > > > Although I created 32G swapfile, only 1G is used. > > swapon > > NAME TYPE SIZE USED PRIO > > /dev/zram0 partition 8G 6.3M 100 > > /swapfile file 1024M 0B -2 > > > > > > What's wrong? > > Something is wrong with how it creates the swap format. Just run > "mkswap /swapfile" and it will be fine. >
Not quite, without the chattr +C it will still perform COW file operations which you don't want on large files. Thanks, Richard
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