DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026  root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
(stock INVARIANTS kernel, clean-source `vm.sh reset with-src` snapshot)

QEMU/KVM single-tenant guest, 1,302,810 available pages (~5 GB RAM),
primary swap /dev/vbd0s1b 8,388,608 512-blocks (4 GiB), vn(4) devices available.

vm.swap_enabled: 1
SWB_DMMAX = SWBLK_BITS = 64 pages (sys/vm/swap_pager.h:67, sys/sys/blist.h:67)
swblk_t = int64_t (sys/sys/blist.h:68)
nswdev = NSWAPDEV = 4 (sys/vm/vm_swap.c:67-74)
cc: gcc80 (base system)