# 2GB file filled with zeros (fast) dd if=/dev/zero of=2GB-zero.bin bs=1M count=2048
If you don't have command-line access, several reputable sites host test files: 2gb sample file
Yet, in a world of terabyte microSD cards and petabyte data centers, the 2GB sample file persists. Why? Because . # 2GB file filled with zeros (fast) dd