By default, GNS3 stores QEMU images in:
Here is why:
If you are running Cisco IOSv, IOS XRv, Arista vEOS, Palo Alto, or any Linux-based router, you should be using QCOW2. qcow2 gns3
QCOW2 stands for . It is a disk image format used by QEMU, a generic and open-source machine emulator and virtualizer. Unlike a raw disk image ( .img ), which allocates the entire defined disk space immediately, a QCOW2 image starts small and grows as data is written to it. By default, GNS3 stores QEMU images in: Here
🚀 Optimizing GNS3: Why you should switch from QEMU raw images to qcow2 or any Linux-based router