Does anyone know if there are potentially undocumented issues with savecore(8) when using swap on LVM volumes on top of CGD?
# savecore -n savecore: can't find device 194/1 Swap volume is enabled and active: # grep swap /etc/fstab /dev/vg0/swap none swap sw,dp 0 0 # swapctl -l Device 1K-blocks Used Avail Capacity Priority /dev/vg0/swap 2097152 0 2097152 0% 0 Running kernel also matches: # sysctl machdep.booted_kernel machdep.booted_kernel = netbsd_test # ls -l /netbsd_test -rwxr-xr-x 1 root wheel 30031216 Mar 8 10:59 /netbsd_test The /dev/vg0/* are symlinks to /dev/mapper/* and device numbers for rvg0-swap match 194,1. I can also read OK with dd from this device: # ls -l /dev/mapper/*swap* crw-r----- 1 root operator 194, 1 May 20 08:05 /dev/mapper/rvg0-swap brw-r----- 1 root operator 169, 1 May 20 08:05 /dev/mapper/vg0-swap # dd if=/dev/mapper/rvg0-swap of=/dev/null bs=64k count=1 1+0 records in 1+0 records out 65536 bytes transferred in 0.005 secs (13107200 bytes/sec)
