Version : 0.19.1
Actual behavior : Tried verifychain
with dbcache=400000
but after consuming RAM the bitcoind stopped.
Expected behavior : It should use swap space after using RAM.
To reproduce : Run bitcoin-cli verifychain 4 0
and observe that bitcoind not using swap space.
System information : OS : Ubuntu 18.04, RAM : 16GB, swap space : 500GB
slightly related : #12256