For efficiency, DocView caches the images produced by
gs. The name of the directory where it caches images is given by the variable
doc-view-cache-directory. You can clear the cache directory by typing
To force reconversion of the currently viewed document, type
revert-buffer). To kill the converter process associated with the current buffer, type
doc-view-kill-proc). The command
doc-view-kill-proc-and-buffer) kills the converter process and the DocView buffer.