diff --git a/docs/Hardware/iRobot Roomba i7+.md b/docs/Hardware/iRobot Roomba i7+.md
new file mode 100644
index 00000000..1e9a75ae
--- /dev/null
+++ b/docs/Hardware/iRobot Roomba i7+.md	
@@ -0,0 +1,4 @@
+Is a [[vacuum robot]] built by [[iRobot]]
+## Notes
+- Can be connected to [[Home Assistant]], which establish a continuous connection
+- When docked, pressing the "Return to dock" will start to empty the bin
\ No newline at end of file
diff --git a/docs/Software/Home Assistant.md b/docs/Software/Home Assistant.md
index 0eb21a31..b6531033 100644
--- a/docs/Software/Home Assistant.md	
+++ b/docs/Software/Home Assistant.md	
@@ -124,6 +124,9 @@ entities:
 "allows creating entities which derive their values from other data."
 - [Templating documentation](https://www.home-assistant.io/docs/configuration/templating/)
 - [Integration documentation](https://www.home-assistant.io/integrations/template)
+### Monitor for broken automation
+- Names can changes when updating Home Assistant
+- [The Watchman](https://github.com/dummylabs/thewatchman) create reports to identify broken things
 ## Development
 ### Verbose logging
 - The [Logger integration](https://www.home-assistant.io/integrations/logger/) can help understanding what's going on in [[Home Assistant]] or a custom component
diff --git a/docs/Software/Linux.md b/docs/Software/Linux.md
index ff5e3cb5..7277ab26 100644
--- a/docs/Software/Linux.md
+++ b/docs/Software/Linux.md
@@ -211,6 +211,7 @@ sudo ln -s /opt/software_name/executable /usr/bin/executable # create a simlink
 ### Hardware-related
 * Sometime `reboot` is not accessible ... then use `systemctl reboot`
 * Test [[Random Access Memory|RAM]] with `sysbench --test=memory --memory-block-size=1M --memory-total-size=1000G`
+* Check PCIe speed: `lspci -vvvv`
 #### Power & Battery
 * Check system temperature
     1. `sudo apt install lm-sensors`