Add rules for:

- Out of disk space when writing to qcow2
- Hyperkit MTU assertion
- Too many connections in Vpnkit

Signed-off-by: Magnus Skjegstad <[email protected]>

.nurse/problems/hyperkit-mtu-assertion.json

@@ -0,0 +1,6 @@
+{
+  "in_file": "docker-system.log",
+  "matches": ["Assertion failed: .remaining == 0 .. i < n., function vmn_read" ],
+  "description": "This error suggests that a Hyperkit assertion was triggered by an ethernet frame that was too big for the buffer. Upgrading to the latest release should fix the issue.",
+  "link_to_issues": [ [ "docker/for-mac", 1228 ] ]
+}

.nurse/problems/hyperkit-out-of-disk-space.json

@@ -0,0 +1,6 @@
+{
+  "in_file": "docker-system.log",
+  "matches": ["ftruncate. No space left on device in ftruncate" ],
+  "description": "[INVESTIGATE THE ISSUE]",
+  "link_to_issues": [ [ "docker/for-mac", 1365 ] ]
+}

.nurse/problems/vpnkit-too-many-connections.json

@@ -0,0 +1,6 @@
+{
+  "in_file": "docker-system.log",
+  "matches": ["exceeded maximum number of forwarded connections" ],
+  "description": "This error suggests that the maximum number of simultaneous connections has been reached. Increasing the value in the database key `com.docker.driver.amd64-linux/slirp/max-connections` as described in https://github.com/docker/for-mac/issues/1009#issuecomment-264874864 may help.",
+  "link_to_issues": [ [ "docker/for-mac", 1009 ] ]
+}