Alright, let's figure out how to categorize this bug report about QEMU. The user is complaining that using `qemu-monitor`'s screendump function is very slow and uses a significant amount of CPU, around 10-20% on one core. They provided a Valgrind report which shows high Ir (instruction re executions) in `libpixman`, specifically pointing to functions like `__memcpy_sse2_unaligned` and `pixman_image_composite32`. The user also mentions that there have been reports of `libpixman` being 8 times slower in newer releases. They tried looking into the issue but couldn't find where the raw display buffer starts, especially with the `DisplaySurface` structure which includes a `pixman_image_t`. So, thinking about possible categories: The problem is related to performance issues during a specific operation (screendump) that's tied to the graphical output. The user is dealing with how the image is captured and written, which falls under the graphics aspect of QEMU. They tried to avoid using `libpixman` by manually handling the memcpy for PPM or BMP files but couldn't find the raw buffer. This suggests it's a performance issue in the graphical part of QEMU. Looking at the categories provided: graphic seems like the most fitting because it's about display operations and image handling, which are graphics-related tasks. Other options like 'performance' might also apply, but the primary issue is with the graphics subsystem causing high CPU usage. graphic