On 10/18/18 6:02 AM, Dusty Mabe wrote: > > > On 10/18/2018 07:58 AM, Stephen Gallagher wrote: >> On Wed, Oct 17, 2018 at 11:27 PM Dusty Mabe <dusty@xxxxxxxxxxxxx> wrote: >>> >>> >>> For BZ1206936 [1] we started adding resume= kernel command line by >>> default [2] in fedora installs. This is causing issues for ostree >>> based systems, which I haven't fully investigated yet, but figured >>> I would ask the question: >>> >>> Is resume=/path/to/swap something we really want on server installs >>> like Fedora Server and Fedora Atomic Host? >>> >> >> It seems *unnecessary*, but I'm not sure I understand what problems it >> causes. Could you got into more detail there? > > Yeah. https://pagure.io/atomic-wg/issue/513#comment-536736 > > Basically for some reason on ostree based systems the LV isn't available > before the systemd unit for hibernation runs and boot has to wait for that > unit to timeout before continuing. I'm still investigating why that is. It does sound like anaconda could be more picky here for when it adds this. Additional to the atomic/ostree case, if you have secure boot enabled it's useless to add, if your swap is smaller than your memory it's useless to add, etc. kevin
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