[Release] Checkmk beta release 2.0.0b6

Dear friends of Checkmk,

the new beta release 2.0.0b6 of Checkmk is ready for download.

We are excited to continue the beta phase of Checkmk 2.0 with Checkmk 2.0.0b6.

With Version 2.0 among many new features, we will be introducing a new user
interface and user experience. While most features are already included in the
beta release, we are still tuning several aspects, especially of the UX.

We are very interested in your feedback on the new UX and would therefore
appreciate it if you would take some time (~15 min) to give us your feedback:

Please send general feedback, feedback on the new user experience, and bug
reports to this dedicated mail address:

feedback-2.0 at checkmk.com

All mails to this address will be used to improve the 2.0 and are completely
free of charge.

This test release ships with 66 changes affecing all editions of Checkmk,
7 Enterprise Edition specific changes and 0 Managed Services Edition specific changes.

This release will be in active maintenance until 2021-03-12. The passive
maintenance will be until 2021-04-11. For details take a look at the Checkmk
versions chapter of the Checkmk handbook.

Changes in all Checkmk Editions:


  • 11444 FIX: BI visualization: No longer discard user interactions when data is updated

Checks & agents:

  • 11843 Check rds_licenses support Windows Server 2019
  • 12079 Proxmox VE: don’t generate/process disk-usage info for PVE nodes
  • 11842 Stabilize the Windows agent updater
  • 11847 Windows agent may get winperf data without spawning new process
  • 11846 Windows agent supports logging for winperf
  • 12003 ibm_mq: Imrove inventory views
  • 12004 ibm_mq_managers: Display the Replicated Data Queue Manager (RDQM)
  • 12006 ibm_mq_queues: Display Qtime and improve metrics
  • 11386 oracle_dataguard_stats: Added option to specify the state if MRP is started
  • 11786 proxmox_ve_disk_usage: use same metrics and summary as df checks
  • 11790 Remove state text in the “Status detail”
    NOTE: Please refer to the migration notes!
  • 12009 ibm_mq: Extend functionality and fix crash in WATO rule
    NOTE: Please refer to the migration notes!
  • 11844 SEC: Windows agent internal communication channel is secure now
  • 12005 FIX: Agent Azure: Deal with over 1000 resources
  • 12023 FIX: Check Email Delivery: Also match ‘RE: …’ instead of ‘Re: …’
  • 11433 FIX: Cluster discovery: Fixed bug with overlapping clusters
  • 12000 FIX: FJDARY checks: Most plugins crashed
  • 11903 FIX: Fix crash in hearbeat CRM general
  • 12019 FIX: MS Office plugin: use WATO-generated config
  • 12078 FIX: Proxmox VE: Don’t piggyback a node if it’s the contacted host.
  • 12077 FIX: Service state flapping due to incorrectly ordered backup log list
  • 11934 FIX: Stored Walks: Remove Deadlock when retrieving corrupt Walks
  • 11848 FIX: Windows agent doesn’t copy during migration old Windows agent updater
  • 11352 FIX: iptables: Keep ACK after update/restart
  • 11999 FIX: lvm_vgs: Validate against levels of 0 bytes on free space
  • 12002 FIX: missing cisco_asa_svc_default_levels execption during cmk-udpate-config
  • 11705 FIX: mk_postgres: compatibility for python2.6
  • 11950 FIX: mssql.vbs: fix only one mssql job discovered
  • 11951 FIX: mssql_jobs: fix Check_MK and Check_MK_Discovery crash
  • 12076 FIX: proxmox_ve: use powers of 10 for KB, MB, GB, TB instead of powers of 2
  • 11725 FIX: storcli_pdisks, storcli_vdisks: Support multiple RAID controllers per system
    NOTE: Please refer to the migration notes!

Core & setup:

  • 11970 API: addition of list agents endpoint which previously return a 500 error
  • 11969 API: addition of user management endpoints
  • 11971 API: extension of downtime endpoints functionality
  • 12052 FIX: API: fixing bulk delete hosts endpoint
  • 12053 FIX: API: fixing bulk-delete endpoints for host_group, contact_group and service_group
  • 12051 FIX: API: fixing the list group endpoints for host_group, contact_group and service_group
  • 11445 FIX: Core config generation: Minor performance improvement

HW/SW inventory:

  • 12029 FIX: lnx_distro: Update Checkmk appliance vendor and version field

Other components:

  • 10131 FIX: Bumped shipped Python version from 3.8.6 to 3.8.7
  • 12030 FIX: NagVis: Updated to 1.9.24


  • 12020 Macros in dashlet titles
  • 12034 FIX: Distributed monitoring: Prevent remote site connection with [central]_bi sites
  • 11529 FIX: Fix validation of datasource types of cluster and its nodes if inherited from folder
  • 12042 FIX: Rule search: Remove duplicate titles of rule group boxes
  • 12043 FIX: Service discovery: Disabling services works also with disabled rule
  • 12039 FIX: cluster discovery: Fix moving services to unmonitored

User interface:

  • 12059 Remove “show more” as default on visual creation and add new topic
  • 12058 Add option to set show mode in global settings
    NOTE: Please refer to the migration notes!
  • 12031 FIX: Views: Views are now asking for missing contexts just like dashboards
  • 11922 FIX: Fix TypeError in case of “None” value for status host
  • 11917 FIX: Fix and rework user notification option “Send hint to …”
  • 11924 FIX: Fix archive event button in events view
  • 12041 FIX: Fix broken host graphs on views with some joined service columns
  • 12035 FIX: Fix custom host/service attribute painters
  • 12033 FIX: Fix deletion of failed notifications in distributed setups
  • 12056 FIX: Fix disappearance of popup indicator when reloading graphs
  • 12038 FIX: Fix displaying host graphs on dashboard
  • 12036 FIX: Fix host/service view export containing icons
  • 12057 FIX: Fix indicator for unacknowledged incompatible werks
  • 11925 FIX: Fix missing link to associated host or service BI aggregation
  • 11926 FIX: Fix rule search for hosts in folders
  • 12040 FIX: Graph dashlet: Fix division by zero for small dashlets
  • 12032 FIX: Reporting snapin: Fix empty page when changing timerange after adding snapin
  • 11923 FIX: logwatch: Fix hiding of context

Changes in the Checkmk Enterprise Edition:

Agent bakery:

  • 11722 FIX: Bug occuring on xinetd reload on agent update
  • 11726 FIX: Error on windows agent update in case of a numerical agent hash
  • 11933 FIX: Rename Versioning variables in agent plugins
  • 11723 FIX: winperf_if: Deployment of agent plugin “Network interfaces on Windows”

Core & setup:

  • 10132 FIX: Fixed acknowledgement type of shadow hosts/services

Dynamic host configuration:

  • 12037 FIX: Fix dynamic configuration executing only phase 1 in some distributed setups


  • 10133 FIX: Fixed source attribute of user comments

Changes in the Checkmk Managed Services Edition:

You can download Checkmk from our download page:

Please mail bug reports and qualified feedback to feedback@checkmk.com.
We greatly thank you for using Checkmk and wish you a successful monitoring,

Your Checkmk Team


It’s getting better and better, but I really miss the globe. Is there a way to get it back?

Please, add graph_image.py to CRE, as PNP4Nagios support will be discontinued for 2.0+