2025: The Year in Review

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2025's Top Users

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User Days Visited
avatar @andreas-doehler 365
avatar @thl-cmk 363
avatar @mbunkus 356
avatar @openmindz 352
avatar @chauhan_sudhir 349
avatar @r.sander 342
avatar @weitiwo 342
avatar @Glowsome 327
avatar @mrbyte 314
avatar @aeckstein 313

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352 1
349 1
342 2
327 1
314 1
313 1
306 1
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Top #Troubleshooting Topics

Most Read

User Topic Hours Read
avatar BUG: All files inside ~/local/share/check_mk/checks/ are ignored now? 13
avatar Debian 13 support 10
avatar Significant CPU Increase After Upgrading to Checkmk 2.3.0p24 7
avatar After upgrade from 2.3.x to 2.4.x raw sporadically failing notifications with "jinja2.exceptions.UndefinedError: 'dict object' has no attribute 'PREVIOUSSERVICEHARDSTATE'" 7
avatar Unable to override legacy ruleset after upgrading to Checkmk 2.4 6

Most Replies

User Topic Replies
avatar Debian 13 support 32
avatar After upgrade from 2.3.x to 2.4.x raw sporadically failing notifications with "jinja2.exceptions.UndefinedError: 'dict object' has no attribute 'PREVIOUSSERVICEHARDSTATE'" 30
avatar [Checkmk sed: -e expression #1, char 26: unknown option to `s' after deployment](Checkmk | sed: -e expression #1, char 26: unknown option to `s' after deployment)
avatar CheckMK RAW 2.3.0p30 - TLS not activated warning 24
avatar MKPs: The min/max version numbers are not adhered to? 23

Most Popular

User Topic Score
avatar Debian 13 support 22
avatar BUG: All files inside ~/local/share/check_mk/checks/ are ignored now? 19
avatar Significant CPU Increase After Upgrading to Checkmk 2.3.0p24 18
avatar Checkmk warning about certification expiration 17
avatar CheckMK Raw 2.3 - Error running automation call service-discovery-preview (exit code 2), error: 16
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Top #General Topics

Most Read

User Topic Hours Read
avatar "Service monitoring rules" vs "Enforced services" 11
avatar Do you have checkmk agent 2.4 sucessful running on win11 24h2 + all updates? 9
avatar SAML Authentication with Keycloak 6
avatar Basic Checkmk monitoring with ESXi and VMs 6

Most Liked

User Topic Likes
avatar One of the first things I look at every morning 16

Most Replies

User Topic Replies
avatar Do you have checkmk agent 2.4 sucessful running on win11 24h2 + all updates? 38
avatar "Service monitoring rules" vs "Enforced services" 24
avatar Update from 2.2.0p9.cee to latest 2.4.0p14 cee? 22
avatar Reports query - time range 21
avatar Synthetic monitoring query 21

Most Popular

User Topic Score
avatar Check_httpv2 and address family 18
avatar Basic Checkmk monitoring with ESXi and VMs 17
avatar Do you have checkmk agent 2.4 sucessful running on win11 24h2 + all updates? 17
avatar One of the first things I look at every morning 17
avatar Opsgenie to JSM migration 17
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Top #Deutsch Topics

Most Replies

User Topic Replies
avatar Unifi Umgebung monitoren / Frage zum Exchange Plugin 22
avatar SNMP-basierte Check-Plugin für Sophos Firewall IPSec Tunnel 17
avatar SNMP-Abfrage Temperatursensoren ILO 5 15
avatar APC-USV Plugin Ausgaben nach Firmware-Update(APC OS AOS, v7.0.4) nicht vollständig 14
avatar Verzögerte Benachrichtigung 13

Most Popular

User Topic Score
avatar SNMP-Abfrage Temperatursensoren ILO 5 16
avatar SNMP-basierte Check-Plugin für Sophos Firewall IPSec Tunnel 16
avatar Checkmk-active-httpv2 - Suche nach Zeichenketten 16
avatar Dashboard für Dashboards 16
avatar TRB140 Probleme 16
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Top #Checkmk Dev&Exchange Topics

Most Read

User Topic Hours Read
avatar vibeMK - connect checkmk to AI / LLMs 8
avatar Where to locate self-made special agents in CMK 2.3 5

Most Liked

User Topic Likes
avatar ANNOUNCEMENT: mkp-builder - Standalone MKP Builder with GitHub Actions 18
avatar Network visualization (NVDCT) now supported with Chekmk 2.4 12

Most Replies

User Topic Replies
avatar Office 365 monitoring 26
avatar Let's check a Android/iOS/Linux/Mac/Windows client for check_mk 23
avatar Network Visualization 22
avatar Fortigate Special Agent 20
avatar Convert DropdownChoice() to Dictionary()? 19

Most Popular

User Topic Score
avatar vibeMK - connect checkmk to AI / LLMs 21
avatar Misleading information for minimum Checkmk version 19
avatar ANNOUNCEMENT: mkp-builder - Standalone MKP Builder with GitHub Actions 17
avatar Convert DropdownChoice() to Dictionary()? 17
avatar Cannot upload mkp to Exchange 17
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Top #Community Knowledge Topics

Most Replies

User Topic Replies
avatar HOWTO: CMK with OIDC authentication 10