Posts by Maximilian Batz
Kyocera FS-4200DN nicht original Toner drücken Sie die Tasten OK und Abbrechen gleichzeitig
Heute hat mein Kyocera FS-4200DN die Warnung angezeigt (sinngemäß) “Toner ist nicht original. Der Hersteller kann keine Verantwortung übernehmen. Drücken Sie die Tasten OK und Abbrechen mindestens 3 Sekunden gleichzeitig um fortzufahren.” Diese Warnung wird angezeigt nachdem man den Knopf “Hilfe” drückt. Das Problem was mich verwirrt hat: der angezeigte Dialog zeigt auch eine Taste…
WeiterlesenPaho MQTT Client (Javascript), Envoy, VerneMQ: debugging disconnects
After deploying picockpit to my server, a bug was observed: the web frontend would disconnect in very regular intervals. This had not been present on the local development environment. Users of picockpit reported the same bug. I have debugged it today, and applied a hotfix. It turns out it was a timing issue. TL;DR how…
WeiterlesenPiCockpit v.0.11.0 & picockpit-client v0.15.6 released–live pi monitoring!
Freshly released for you – now picockpit.com offers you a possibility to monitor up to 5 Pis from everywhere on this planet (with an Internet connection) for free! This is how it looks like: The data (under the heartbeat button) is updated live, currently every second. How do I start monitoring my Pis for free?…
WeiterlesenSpecifying Debian dependency between two versions & apt-get installing .deb files
These informations are probably of most interest to package maintainers: Dependency on specific package versions Here is how to specify a python3 dependency between version 3.5 (equals to or later), and 3.6 (must be earlier) in debian/control: Depends: python3 (>= 3.5), python3 (<< 3.6) So you basically specify two dependencies. Note, this will not work…
Weiterlesenpicockpit.com new version v.0.11.0 is live!
This new version of picockpit.com supports live streaming of MQTT measurement data from your Pi to your webinterface (desktop or mobile). By clicking on the info icon, you can see the public and private IPs, the serial number and the Pi model: The online state of the Pi is displayed with the online badge. Currently…
WeiterlesenPiCockpit preview: Sensors
Preview This is in the upcoming version of PiCockpit: All these values are updated live (currently each second) using MQTT messages to PiCockpit. The value for Root partition total available is static, as it is the total size of the root partition. Some values are rendered in a prettier (but less precise) view in the…
WeiterlesenPiCockpit showing CPU usage & temperature
The CPU information is updated live in your webinterface. No matter where your Pi will be in the world, if it has an Internet connection and can talk to the PiCockpit MQTT Broker, you will be able to monitor it. CPU Loaded with two hogs: The 51 % refers to overall system load – that…
WeiterlesenPiCockpit: online / offline states, and MQTT
In the upcoming PiCockpit release, we will have an online status tracking for Pi’s connected via picockpit-client. The online function is realized by MQTT’s Last Will & Testament feature. You can test it by unplugging your Pi from the network. I unplugged the Pi at: 17:59:10 At about 18:00:05 it was shown as offline: Why…
WeiterlesenVerneMQ how to disconnect clients forceably per command line
There is a command vmq-admin session show which will show you the currently connected clients: Unfortunately, this output is truncated for a total width of 80 characters (no matter how many would fit) and there is currently no indication that it is. See this VerneMQ Github issue: https://github.com/vernemq/vernemq/issues/1200 To disconnect clients you need the client_id…
WeiterlesenPaho failure to subscribe
Problem AMQJS0005E Internal error. Error Message: Cannot read property ‘show’ of undefined This error is shown sporadically, especially when you Shift-Reload the whole page. Solution I have a Vue.js Plugin to show “toast” messages (Vue.toasted). I currently use it for debugging purposes. Everything worked fine initially, as my code was executed after Vue was initialized…
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