Update cheatsheets

stressapptest

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# stressapptest
+
+> Userspace memory and IO test.
+> More information: <https://github.com/stressapptest/stressapptest>.
+
+- Test the given amount of memory (in Megabytes):
+
+`stressapptest -M {{memory}}`
+
+- Test memory as well as I/O for the given file:
+
+`stressapptest -M {{memory}} -f {{path/to/file}}`
+
+- Test specifying the verbosity level, where 0=lowest, 20=highest, 8=default:
+
+`stressapptest -M {{memory}} -v {{level}}`