I'm noticing that on my CentOS 7.4 server the hosted RStudio Server IDE will render plots correctly initially, but eventually they will almost always become corrupted (at least in Chrome).
For example, when I first execute the code block, the fonts look fine:
After some seemingly random period of time (but consistently), the plot starts becoming displayed as:
This happens for all plots. I was thinking this was a direct problem with RStudio Server, but upon upgrading to the preview version I still see the same issue. Either it hasn't gotten resolved yet, or there is a problem in some dependent package. Does anyone have any suggestions for what might be the culprit?