# \#faq **URL:** https://community.netdata.cloud/tag/faq/96.md [Latest](https://community.netdata.cloud/latest.md) · [Categories](https://community.netdata.cloud/categories.md) · [Tags](https://community.netdata.cloud/tags.md) --- ## [How do I rename a node?](https://community.netdata.cloud/t/how-do-i-rename-a-node/1068)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 9\ **Last updated:** [December 13, 2022, 3:45pm UTC](https://community.netdata.cloud/t/how-do-i-rename-a-node/1068 "2022-12-13T15:45:51Z")
A node’s name cannot be changed from within Netdata Cloud. To change the name that appears in Netdata Cloud, you can either change the node’s hostname, or you can edit that node’s netdata.conf file and change the ho… --- ## [10min-fifo-errors doc update question](https://community.netdata.cloud/t/10min-fifo-errors-doc-update-question/3602)
**Author:** [@WolfLarson](https://community.netdata.cloud/u/WolfLarson)\ **Replies:** 1\ **Last updated:** [December 6, 2022, 10:19am UTC](https://community.netdata.cloud/t/10min-fifo-errors-doc-update-question/3602 "2022-12-06T10:19:10Z")
I’m not sure how to recommend a FAQ update? under “Update the ring buffer size” section 2. the recommendation is currently root@netdata ~ # enp1s0 rx 4080 as far as I can tell it should really be root@netdata ~ # … --- ## [Netdata for PostgreSQL monitoring](https://community.netdata.cloud/t/netdata-for-postgresql-monitoring/3344)
**Author:** [@lupimiguel](https://community.netdata.cloud/u/lupimiguel)\ **Replies:** 0\ **Last updated:** [October 4, 2022, 10:41am UTC](https://community.netdata.cloud/t/netdata-for-postgresql-monitoring/3344 "2022-10-04T10:41:02Z")
Hi everyone! Netdata for PostgreSQL monitoring just got a huge upgrade, now collecting 100+ PostgreSQL metrics and displaying these across 60+ different composite charts. You can check the reference documentation below … --- ## [Can I automatically remove unreachable nodes from Netdata Cloud?](https://community.netdata.cloud/t/can-i-automatically-remove-unreachable-nodes-from-netdata-cloud/1066)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 9\ **Last updated:** [August 3, 2022, 11:03am UTC](https://community.netdata.cloud/t/can-i-automatically-remove-unreachable-nodes-from-netdata-cloud/1066 "2022-08-03T11:03:28Z")
Currently it’s not possible to automatically remove nodes from a Space or War Room. You can remove them manually from a War Room, as we describe in our documentation. --- ## [What are collectors and how do they work?](https://community.netdata.cloud/t/what-are-collectors-and-how-do-they-work/1189)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 1\ **Last updated:** [January 28, 2022, 1:56pm UTC](https://community.netdata.cloud/t/what-are-collectors-and-how-do-they-work/1189 "2022-01-28T13:56:36Z")
Netdata gathers data from data sources using a collector system. A collector can be implemented differently, but it’s a logical “unit” that: Gathers data from a data source Organizes raw data into charts (and performs … --- ## [Minimim memory usage for netdata?](https://community.netdata.cloud/t/minimim-memory-usage-for-netdata/1725)
**Author:** [@wmertens](https://community.netdata.cloud/u/wmertens)\ **Replies:** 4\ **Last updated:** [September 28, 2021, 5:15pm UTC](https://community.netdata.cloud/t/minimim-memory-usage-for-netdata/1725 "2021-09-28T17:15:36Z")
I’m running netdata on 1GB VMs and I noticed that it uses 100MB resident memory, so 10%. I tried to limit it by setting the configuration memory mode=dbengine dbengine multihost disk space=512 page cache size=8 but tha… --- ## [I have an old version of the Netdata Agent dashboard](https://community.netdata.cloud/t/i-have-an-old-version-of-the-netdata-agent-dashboard/1207)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 5\ **Last updated:** [August 8, 2021, 5:53pm UTC](https://community.netdata.cloud/t/i-have-an-old-version-of-the-netdata-agent-dashboard/1207 "2021-08-08T17:53:35Z")
That’s unfortunate, but it’s easily solvable! But why? At some point last year, we decided to split the Netdata Agent between the core components and the dashboard. The dashboard was moved to a different GitHub reposito… --- ## [Do I have to use Netdata Cloud?](https://community.netdata.cloud/t/do-i-have-to-use-netdata-cloud/1064)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 2\ **Last updated:** [August 5, 2021, 8:48pm UTC](https://community.netdata.cloud/t/do-i-have-to-use-netdata-cloud/1064 "2021-08-05T20:48:59Z")
No. You can configure your Agent to disable Cloud functionality either at installation or at runtime. --- ## [Netdata Agent vs Cloud alarm notifications](https://community.netdata.cloud/t/netdata-agent-vs-cloud-alarm-notifications/1171)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 1\ **Last updated:** [June 28, 2021, 1:59pm UTC](https://community.netdata.cloud/t/netdata-agent-vs-cloud-alarm-notifications/1171 "2021-06-28T13:59:23Z")
Both the Netdata Agent and Netdata Cloud have an alarm notification functionality. Simply put, if an alarm is triggered, then both systems can let you know. The difference is that in the case of the Agent, every node … --- ## [How to find the version of my Netdata Agent?](https://community.netdata.cloud/t/how-to-find-the-version-of-my-netdata-agent/1235)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [April 29, 2021, 12:35pm UTC](https://community.netdata.cloud/t/how-to-find-the-version-of-my-netdata-agent/1235 "2021-04-29T12:35:55Z")
Run netdata --version --- ## [How do I move a node to another War Room?](https://community.netdata.cloud/t/how-do-i-move-a-node-to-another-war-room/1069)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:31pm UTC](https://community.netdata.cloud/t/how-do-i-move-a-node-to-another-war-room/1069 "2021-03-11T12:31:13Z")
A node can belong to multiple War Rooms. First, switch to the War Room you want to move the node to. Click on the name of the War Room in the top navigation, then Add Nodes . Click the checkbox next to the node in qu… --- ## [Why is my node unreachable in Netdata Cloud?](https://community.netdata.cloud/t/why-is-my-node-unreachable-in-netdata-cloud/1067)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:30pm UTC](https://community.netdata.cloud/t/why-is-my-node-unreachable-in-netdata-cloud/1067 "2021-03-11T12:30:24Z")
Try to restart the Netdata Agent as we illustrate in our documentation. If the issue persists, please do raise an issue in our Netdata Cloud Support category. If the issue is not resolved with the restart, please rai… --- ## [Is Netdata Cloud open source?](https://community.netdata.cloud/t/is-netdata-cloud-open-source/1065)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:29pm UTC](https://community.netdata.cloud/t/is-netdata-cloud-open-source/1065 "2021-03-11T12:29:39Z")
Netdata Cloud’s frontend and backend code is all closed source. --- ## [How is Netdata Cloud different from the Netdata Agent?](https://community.netdata.cloud/t/how-is-netdata-cloud-different-from-the-netdata-agent/1063)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:26pm UTC](https://community.netdata.cloud/t/how-is-netdata-cloud-different-from-the-netdata-agent/1063 "2021-03-11T12:26:49Z")
The open-source Agent monitors the system it’s installed on, along with any applications we have a collector for. Netdata Cloud integrates many distributed Agents into one web application that you can use to see an enti… --- ## [What is Main signal not enabling reaper?](https://community.netdata.cloud/t/what-is-main-signal-not-enabling-reaper/1062)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:26pm UTC](https://community.netdata.cloud/t/what-is-main-signal-not-enabling-reaper/1062 "2021-03-11T12:26:36Z")
Everything is alright! It’s a simple informational message emitted by the Netdata Agent. --- ## [How do I update the Netdata Agent?](https://community.netdata.cloud/t/how-do-i-update-the-netdata-agent/1043)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 9, 2021, 3:46pm UTC](https://community.netdata.cloud/t/how-do-i-update-the-netdata-agent/1043 "2021-03-09T15:46:14Z")
To update the Netdata Agent, please follow our documentation. By default, Netdata Agents have nightly auto-updates enabled. If your Agent version is stuck, try reinstalling. --- ## [Does Netdata support SNMP monitoring?](https://community.netdata.cloud/t/does-netdata-support-snmp-monitoring/1061)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:24pm UTC](https://community.netdata.cloud/t/does-netdata-support-snmp-monitoring/1061 "2021-03-11T12:24:03Z")
Netdata does support SNMP with the SNMP collector. If you’d like to see more SNMP capabilities, send us a feature request and we’ll be happy to discuss and learn about your use case! --- ## [Is there an on-premises version available?](https://community.netdata.cloud/t/is-there-an-on-premises-version-available/1060)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:22pm UTC](https://community.netdata.cloud/t/is-there-an-on-premises-version-available/1060 "2021-03-11T12:22:50Z")
Not yet! Feel free to fill out a form of interest. We will circle back to you in case we need more information! --- ## [Does Netdata supports Kubernetes deployments?](https://community.netdata.cloud/t/does-netdata-supports-kubernetes-deployments/1059)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:21pm UTC](https://community.netdata.cloud/t/does-netdata-supports-kubernetes-deployments/1059 "2021-03-11T12:21:29Z")
Netdata offers advanced Kubernetes monitoring. --- ## [Does Netdata supports Windows?](https://community.netdata.cloud/t/does-netdata-supports-windows/1058)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:20pm UTC](https://community.netdata.cloud/t/does-netdata-supports-windows/1058 "2021-03-11T12:20:16Z")
There is no native Windows package available. However, WMI metrics and Prometheus metrics can be collected from Windows machines as long as Netdata runs on a Linux host and is properly configured. WMI Prometheus --- ## [Do you store data?](https://community.netdata.cloud/t/do-you-store-data/1057)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 12:20pm UTC](https://community.netdata.cloud/t/do-you-store-data/1057 "2021-03-11T12:20:00Z")
Any data collected by Netdata are collected and used for operational purposes and will not be sold or shared. Further, metrics data are only streamed to Cloud, only on demand (when a user is viewing a chart or dashboard… --- ## [How do I reinstall the Netdata Agent?](https://community.netdata.cloud/t/how-do-i-reinstall-the-netdata-agent/1023)
**Author:** [@joel](https://community.netdata.cloud/u/joel)\ **Replies:** 0\ **Last updated:** [March 3, 2021, 4:10pm UTC](https://community.netdata.cloud/t/how-do-i-reinstall-the-netdata-agent/1023 "2021-03-03T16:10:12Z")
To reinstall the Netdata Agent, please follow our documentation. Many Linux distributions ship with third-party packages of Netdata in their package managers, such as apt for Ubuntu and Debian. These packages omit certa… --- ## [How to find the logs of my Netdata Agent](https://community.netdata.cloud/t/how-to-find-the-logs-of-my-netdata-agent/1044)
**Author:** [@OdysLam](https://community.netdata.cloud/u/OdysLam)\ **Replies:** 1\ **Last updated:** [March 10, 2021, 2:46pm UTC](https://community.netdata.cloud/t/how-to-find-the-logs-of-my-netdata-agent/1044 "2021-03-10T14:46:22Z")
To find the logs of your Netdata Agent, follow our documentation. To show them in the terminal for deugging purposes use: less /var/log/netdata/error.log. When searching for a specific keyword, you can use grep to only …