那里可以找新加坡的租房信息？只知道，海峡时报周六有一些。 除此之外，还有什么网站么？

two ways to get swap spacenormally, you can create a swap partition. this is usually done at installation. otherwise, you need resize your other partition to make space for it, then format it as swap. another way is to create a swap file. swap partition is fixed, while swap file can create and remove dynamically. "man mkswap" for details.