On 14/12/20 11:42, mark wrote: > Being aware using zram-swap is not a default feature on the CentOS Userland for armv7hl, > Still want to share the problem I ran in to. > > I turns out the arm 32bit kernel with large memory support OOPS if zram-swap is deployed if the system has more than 4GB ram. I'm a heavy user of zram-swap, even not being default, but I have only used with devices that have 2G max, this is interesting. Does it still happen if you limit the size? > This issue seems to be addressed (verry recently) in kernel 5.4.81 (1) > > As mentioned this is verry recently, version 5.4.81 is just 12 day's old.. > However if there is a testbuild of this rpi2-kernel4: I'm eager to test it 😉 There's no test build yet, I'm still adjusting to what happened last week, but hopefully we'll have a new kernel soon > > 1) https://github.com/raspberrypi/linux/commit/1bef5f25a69234613b92a0e2456870fee4a57efc > > Pablo.