🧞♀️ Knowledge Base
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About the 🧞♀️ Knowledge Base category
:open_book: Find or create articles that solve specific known problems. You can also find or share guidance on how to diagnose or troubleshoot problems with OpenNMS and its components. |
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2 | 307 | October 8, 2019 |
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Upgrading PostgreSQL
Since OpenNMS Horizon 25 has a new requirement of PostgreSQL 10 or higher, it’s likely many of you are needing to look into how to go about upgrading it. Here is a short tutorial on what you need to do. NOTE: This tuto… |
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12 | 3539 | May 19, 2020 |
| Performance Tuning |
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0 | 2448 | August 18, 2020 |
| Sizing Cassandra for Newts |
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0 | 2203 | October 7, 2019 |
| Monitor APC UPS Units |
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0 | 1269 | February 19, 2020 |
| H29+ won't start with permission error to open ICMP socket |
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3 | 365 | March 30, 2022 |
| How to setup SSL with Jetty |
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6 | 4404 | March 21, 2022 |
| Troubleshoot Telemetryd |
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1 | 203 | March 18, 2022 |
| Monitor Microsoft AD Services |
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0 | 577 | February 18, 2020 |
| How do I delete node? |
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2 | 50 | February 24, 2022 |
| SNMP spams my log |
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0 | 50 | February 18, 2022 |
| Allow privileged port bindings when running OpenNMS with a system account |
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1 | 179 | January 21, 2022 |
| WinRM in OpenNMS |
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2 | 1244 | January 21, 2022 |
| How to allow unprivileged users to use ICMP (ping) |
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2 | 2742 | January 18, 2022 |
| How to use NGINX as SSL Proxy with OpenNMS Horizon |
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7 | 3481 | January 10, 2022 |
| Managing Configuration Changes with Git |
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0 | 138 | December 1, 2021 |
| Change the location of a Minion |
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0 | 95 | November 22, 2021 |
| Wsman with kerberos gssapi |
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0 | 44 | November 17, 2021 |
| Troubleshooting trap reception |
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0 | 157 | November 10, 2021 |
| How to perform an ad-hoc data collection in the Karaf shell |
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0 | 230 | November 1, 2021 |
| Developing with Git |
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0 | 70 | October 28, 2021 |
| Single Sign On (SSO) using Spring Security and Kerberos |
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0 | 175 | October 22, 2021 |
| Creating custom charts |
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1 | 78 | May 6, 2022 |
| KSC report configuration |
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0 | 83 | October 22, 2021 |
| Geographical maps |
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0 | 144 | October 22, 2021 |
| How to use pmacct as a Netflow 9 probe on Ubuntu Linux and Mac OS Big Sur |
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3 | 2672 | October 14, 2021 |
| Syslogd Setup and Config |
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0 | 1447 | September 1, 2020 |
| Create a separate collectd log for a particular node |
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1 | 1196 | October 4, 2021 |
| Troubleshooting Minion connectivity and functions |
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1 | 1190 | October 1, 2021 |
| DROOLS println not working |
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0 | 46 | September 5, 2021 |