Librenms rrd directory. database/migrations Contains all the database .
Librenms rrd directory. old Docker configuration only change is the name (old: Librenms new: Librenms2021) Ran the cleanup DB tasks and it seems to work. Nov 14, 2021 · murrant commented on Nov 14, 2021 Your RRD directory is owned by root looks like LibreNMS does not have permission to access your rrd directory. /rrd for rrd files. However I tried to setup AD Auth, but its seems something is not working and cant get what is the problem. Monitor your network efficiently with this powerful open-source tool. Is this intended? As this restarted graphing and left over gigabytes of "old" rrd files in . /librenms/rrd files over . Nov 30, 2023 · So I have rrd stored on a remove server. Running poller. php and is the favoured option. Jan 4, 2024 · I’d suggest going through the install docs for rrdcached on docs. For new installations, we can use the lnms cli to generate a Smokeping configuration file. Don’t know why it didn’t work the first time, but now it works. I’ve inherited this so did not do the install from scratch. The -r says to make this user a system account and the -s says to set the shell (in this case, to "bash"). rrd This only affects new devices. 8 Web Interface 1. I Dec 27, 2023 · /opt/librenms/rrd # Round Robin Database storage Next we need to set the appropriate filesystem permissions so that PHP and Apache can access and write to this LibreNMS directory properly. php and . php on a device doesn’t rectify this either. My issue has gone away, no more spam in event log and it has been 5 poll intervals now. For support requests, please ask elsewhere. rpmsave’ backup . The default value is the default install location O_RRDPATH – Location of the Observium RRD directory. Configuration Docs Configuration location Configuration is stored in one of two places: Database: This applies to all pollers and can be set with either lnms config:set <setting> <value> or in the Web UI. Oct 17, 2017 · Thanks for the response, and yes, there is definitely data in the rrd files. Checks location to fping. I’ve recently migrated my LibreNMS install to RHEL 8 as the Ubuntu server it was on was very much life expired. The proble Jul 19, 2018 · The $config [‘smokeping’] [‘dir’] needs to be the directory of the rrd files, so I think you’ll probably want ‘/var/lib/smokeping/rrd’ - libreNMS only shows the tab when it can find the files. My pre-existing ping-only devices are working fine, graphs and all. If your having issues in the LibreNMS web interface changing a devices IP address or you can’t add a new one because it says it can’t ping the device, it is probably because SELinux is causing issues. Mar 13, 2017 · Most of the graphs are working on my instance, however under the “Load” tab these graphs have errors with the following rrd command output: Aug 26, 2025 · Master LibreNMS on Linux - comprehensive guide covering installation, configuration, and advanced network monitoring features for enterprise-grade network management. At that point all of the graphs failed with E… Oct 4, 2021 · I recently migrated librenms to a new server. /daily. I’m follow Dan Brown’s Migration step, but the older graph record do not appear in new LibreNMS. I don’t know when this problem was introduced - I haven’t added Dec 21, 2023 · After upgrade to 23. cnf’ files was empty, fixed that with the ‘my. 3 Notes 1. When renaming you are also changing the device’s IP / hostname address for monitoring. When I try to delete these blank devices through the web interface, it ends up removing the entire /opt/librenms/rrd directory and its contents, including data from other valid devices Learn how to install LibreNMS on Ubuntu 24. I have global variable rrdtool_tune enabled, so all RRD port files should be tuned when the port speed changes, but I am seeing an issue when trying to do this over rrdcached. env file, which I can also confirm using ps -ef | grep librenms (it is running all Oct 11, 2023 · I started at a new place and found a librenms instance running already, I added 2 new nodes and ran into this as well, had to manually create the node folders with librenms:librenms 740 owner/permissions to get it to start working. Download LibreNMS and set permissions Git facilitates the Download. the ‘my. Generally standard mibs should be in the root directory and specific vendor mibs should be in their own subdirectory. RRD folder is at whopping 31G and i would like to remove it. I had also read that rrdcache could influence some graphs being drawn. LibreNMS feature set includes automatic discovery, customizable alerts, API access, billing Apr 8, 2024 · Hi All, I want to know if there is mechanism by which we can disable timeseries data collection. For example, LibreNMS has created 64 other RRD files full of stats for my test device: As this restarted graphing and left over gigabytes of "old" rrd files in . When I check permissions on the file in a terminal they are correct user and group (librenms:librenms) however the group does not have write permissions like all of the other files. This is using the SNMP extend method as laid out in the documentation ( Applications - LibreNMS Docs). It monitors a wide range of network devices and and depending on your settings you can get various graphs for bandwidth and system resource utilization. 5. php as that is the only instance of “Failed to create rrd directory” that grep -ir can find in /opt/librenms. 1 Version 1. php from the librenms-server I can see some information about ceph, but it seems like there are no rrd-Files created and not data is collected. Oct 8, 2023 · For all 4 additions, the RRD folders are not getting created during the install, so I’m getting a “realpath blah blah blah” message in red instead of the graphs. Everything works OK, except for some graphs. Apr 12, 2015 · ERROR: opening '/opt/librenms/rrd/xxxx/poller-perf. May 3, 2021 · Poller output is not useful, polling is fine. Oct 1, 2019 · On the rrdcached you can find that the connection is refused and after searching about this I discovered it could be about the permissions on the rrd files directory. Unfortunately the rrd files don’t appear to be getting updated when I enable rrdcached. This is making the polling hangs on the device, never finishes polling, and is giving me some red graphs. By default, IIRC LibreNMS retains all graph data indefinitely unless you delete it yourself. php in your librenms root directory. rrd” file that does not exist. Hello @MOJr. log. Jul 8, 2023 · Download LibreNMS From GitHub Run these commands to change directory to the /opt directory and then clone the librenms repository from GitHub: May 8, 2022 · I also dump the rrd file and it showing NaN value since that time, but all of service still working, and there is no error message showing in librenms. However, someone might find this useful in future. After collecting polling logs, I found the rrd tune Configure RRD Access: Either use Use RRDCached that allows all instances to access the same RRD files. librenms. /validate. user@srv1:~$ locate validate. It can help you find bottlenecks or give you advanced notice a critical piece of hardware is going bad, or even just help you keep track of data points and you can enjoy historical graphs of your systems. Instead, all the data is going into the /opt/librenms/rrd directory of the remote poller. Jan 31, 2019 · Going through the install (non git based) with no errors etc i noticed the /opt/librenms/. That obviously isn’t the same name as the UI/PHP is looking for (missing “system-”). To make the web installation easier, at this point you can give access to the www-data user to write to the /opt/librenms directory so LibreNMS can create the configuration file. LibreNMS is a powerful open-source monitoring tool based on PHP. As a hosting provider, monitoring is incredibly important for us. I followed the available instructions, but something seems incomplete and/or amiss: I created a firs… Jan 24, 2018 · Hello, I’m having a problem with rrdcached not creating new rrd files for devices, for example a new polling item like a new mount point, and also not creating directories and rrd files for new devices. 7 Install the PHP dependencies with composer 1. It seems that all UCD graphs (load, memory, CPU) are bugged. rrd xxx being the port ID of the WAN port in question, but I need to figure out the port ID. To enable this set the following config: !!! setting "poller/rrdtool" bash lnms config:set rrdtool_version '1. 6 KB Mar 11, 2015 · You say that rrd file make a map from file to memory, now I set the rrd_dir on the ubuntu1404 and other source code on osx . I have copy all the RRD-files to the new disk. rrd/ Simple enough, this is where all of the rrd files are created. We don’t use /var/lib/rrdcached/db as the recommended directory for rrd files and without your config files it’s hard to say what to do. 6 Followed all the instructions for the migration. This will be due to those folders and files being owned by the user that the poller runs as (root). For those concerned, it seems like you can still used the PHP/web-based editor on the file afterwards and it does not clobber that stanza. I have followed all steps through Authentication Options - LibreNMS Docs, but I got one exepction and cant login with ad account. /poller. I am running LibreNMS on an Ubuntu 20. Tests MySQL strict mode being enabled. sock the file in /etc/default/ -rwxr-xr-x 1 librenms librenms 841 Oct 3 15:35 rrdcached I just restarted rrdcached , let wait 10 min to see if the graph finally work lol Jul 28, 2020 · I’ve completed a fresh install of LibreNMS on Centos 8 using nginx. 1 Post install configuration 1. 1 If you're still experiencing problems 1. Configs set here will disable in the Web UI to prevent Checks your rrd directory setup if not running rrdcached. 5 Install LibreNMS 1. and I stop at web config section. Using RRDCACHED, the values LibreNMS retrieves are written to the devices RRDCACHE file every polling cycle. You might be familiar with the mibs/ Here is where all of the mibs are located. If you use net-snmp then we suggest using the included snmpd. On your RP, did you use Ubuntu or CentOS ? from the poller, do you still see port 42217 closed ? santoshkotla 20 September 2021 11:24 104 Hi @kalamchi75 Please find my answers Jan 16, 2014 · When deleting a device from the web interface, the rrd files and directories aren't removed. 04 to ubuntu 18. php or run it, where is this meant to be run from? What is the full path? Doing a locate validate. Here is the output: RRDTool Command rrdtool graph /tmp/sWX6dl4CIJ5Si31n -l 0 -u 1…. Jun 19, 2025 · Before posting i looked at all the relevant posts and could not correct my issue. I’m trying to keep SELinux enabled, and it all works except for rrdcached. /librenms/rrd I copied the . But there is no graphs showing: In the RRD folder for DNS. They are stored in directory based on the device hostname. If you just switched to a distributed polling with RRDCached instance on separate host - you have to create the device folders structure within the <proj_root>/rrd directory for all existing devices on your web/primary instance. May 3, 2024 · The problem I'm running into an issue on a lot of monitored hosts where I believe RRD files were accidentally deleted by means of testing during issues with unexpected problems arising trying to integrate rrdcached which have since been fixed. sh and got stuck with “daily. LibreNMS user and developer documentationWhen adding sources to nfsen. rrd extension, I guess I'll test with the file port-id-xxx. This folder is owned by librenms user and group. It now created rrd files in the rrd directory but what is the fix for this , in the WebUI, its added using hostname and IP address. DEST – This should be the IP or hostname of your LibreNMS server L_RRDPATH – This signifies the location of the LibreNMS RRD directory. Polling High Availability Distributed polling allows multiple pollers to work together, providing load distribution and failover capability. That made graphs start working. LibreNMS Install required packages Sep 20, 2021 · Thanks, Santosh Kotla kalamchi75 20 September 2021 11:17 103 ok We are sure your rrd files are in /opt/librenms/rrd ? give full R/W permission to /var/tmp just in case. Weathermaps just reads data from RRD files. 04 LTS server with rrdcache. May 11, 2023 · The problem I noticed the VM I have running libreNMS ran out of space. Or use a shared storage for the RRD files over NFS or similar. That has helped me in the past ~KEM Member Aug 12, 2016 · Was able to add a device, Cisco 6500 via SNMPv3 and all of the values appear to be showing up and I can even do the live view graphing. env-file etc. php as librenms from within your install directory. I didn’t find this parameter in documentation, so I used symlink instead. 04 development by creating an account on GitHub. php: This applies to the local poller only. rrd exist and are updated. Installed Librenms on the new hardware, dumped the sql database on the old server and imported it to the new one, moved the rrd-folder and the . If you have rrdcached 1. rrd” (last updated before the upgrade procedure). Everything worked fine until a few days ago when the disk was 100% full again. And more added all the time. We started to auto scan our clients networks to bring in the rest of the switches but we are noticing that our hard drive is filling up and then we cant get back into LibreNMS. I get the err Apr 1, 2020 · Hi, Sorry , found the Device ID and this is the result. Aug 18, 2023 · ERROR: rrdcached@unix:/var/run/rrdcached. As far as changing a devices ip address, it looks like SELinux is not allowing Apache write access to the /opt/librenms/rrd directory Temporary fix is to run setenforce 0 You can permenatly Jul 19, 2022 · LibreNMS + RRDchaced + Weathermap Can any one point me in the right direction? I’m not managing to get any throughput value on a LINK (arrrows) inside a weathermap but mouseover will show the graphs This is the error … Sep 24, 2024 · I downloaded the ubuntu-based VM to our VMware cluster and everything worked fine for a while. I deleted a 5 gig librenms logfile and was able to have a somewhat Jan 8, 2023 · hi I’m running LibreNMS within a docker. rrd': No such file or directory I've added ASA firewall and localhost do LibreNMS unfortunately rrd/ directory is empty. I managed to remove it through webgui but i discovered that my disk space became almost full because of this device. It was working fine untill about 3 weeks ago and now im getting gaps in the graps. For example, if I add a device, the folder for this device is not created and the Mar 29, 2019 · Hi! I’m working on migration librenms ubuntu 16. Apr 27, 2021 · On the host I want to poll I’ve been doing a little digging too. One other reason could be a restricted snmpd. 5' This setting has to May 14, 2019 · Your RRD directory is owned by root, please consider changing over to user a non-root user I did specify chmod 775 to /xx/xx/rrd Jul 23, 2018 · Hi, I’m trying to enable the ceph application for one of our ceph-systems (ceph01). LibreNMS Installation Installation Official documentation here. 4: 458: 5 October 2023 As the number of devices starts to grow in your LibreNMS install, so will things such as the RRD files, MySQL database containing eventlogs, Syslogs and performance data etc. 5, rrdtool / rrdcached now supports creating rrd files over rrdcached. Google: /data Jan 18, 2021 · Availability Graph Widget displays “No Data File” message The rrd command looks for a “availability-. RRDs and MySQL are the sinners here. 22 added to the bottom. sock: rrd_fetch_r failed: opening ‘/opt/librenms/rrd/port-id. . None work unless i use Devise ID. It’s an issue because graphing fails when data isn’t on /opt/librenms/rrd of RRDTune When we create rrd files for ports, we currently do so with a max value of 12500000000 (100G). rrd Apr 12, 2025 · This guide takes us through how to install and configure LibreNMS on Oracle Linux 9. db & rrd migration is sucessful, bur when I try to install rrdcached on ubuntu 18. You might be familiar with the Nov 9, 2023 · Disclaimer: This a corner case and as such I doubt it deserves to be in the project’s documentation. Apr 22, 2020 · Hi everyone, I’m running a distributed cluster with a dedicated RRDcached server. Pre-Existing Smokeping Installation If you have an existing smokeping server, follow the instructions Dec 8, 2020 · Hello, I have moved the rrd-directory (/opt/librenms/rrd) to a extended drive because de space on the root drive was almost full. However, if I add them on the main server, it’ll create the files on the main server’s rrd folder. All hosts are Ubuntu 18 with the latest repo version of rrdcached, 1. Nov 14, 2024 · ### Summary An authenticated attacker can create dangerous directory names on the system and alter sensitive configuration parameters through the web portal. org. Jul 12, 2018 · RRD graphs in your /opt/librenms/rrd folder will take up the most storage, but won’t increase in size unless you add new devices as far as i’m aware, so add all the devices and work out how much disk space they need. Is there any solution for this? Thanks in advance. Apr 25, 2025 · Devices and ports get recreated every few days and lose old RRD data. What isn't working is all of the other graphs. It appears I have rrd files for each device I’ve defined to collect from, currently just two, and it seems that librenms must be linking or making the connection that the device that there is flow/rrd files on is correct because I get the netflow tab option to load the netflow data within librenms, but it seems that Contribute to Luannt01/Librenms_ubuntu_22. This combines the RRDRest API and LibreNMS API to make Grafana graphs from the RRD files generated from LibreNMS I say almost natively as we will be using the brilliant RRDRest tool developed by u/tbotnz to serve the RRD data to Grafana, this however this does not require an external DB (Influx / Prometheus) like the other integrations. LibreNMS has support for both new and pre-existing SmokePing installations. If I manually run the poller. I tried adding the docker-stats. Help. Sep 27, 2022 · I’m trying to determine the cause of my permissions issue after installing Smokeping. " The reason is that this happens upon LibreNMS's installation. The http user is also in librenms group. Long story short, RRD files were deleted for ports. If I’m manually transfer file which copied rrd file directly into /opt/librenms/rrd/ directory, it captured except for ports, which older graph record not appear. log - no Dec 12, 2018 · I found I needed more disc space for the rrd files. I had an old Docker that tended to crash randomly . For migration, i’ve following link below I’m following link below for installation librenms on ubuntu 18. env file was not generated and i had to create it running “php artisan key:generate” and using an example . This makes me comfortable to edit the source code . Those two defects combined then allows Nov 14, 2022 · Monitoring your tech (like your dedicated server, wireless access point, desktop, switch, etc. 0-17-ge486ef4c2 (2023-07-03T13:08:58+03:00) DB Schema 2023 Either the device doesn't apply that data and they need to be removed from the overview graph list, or LibreNMS doesn't know the oids for it and the need to be added to the yaml. Database config takes precedence over config. py to auto-scan subnets), it’ll only create the files in the /opt/librenms/rrd directory of the poller. What happens when you run the rrdtool command directly (in the /opt/librenms/rrd directory as librenms user) Nov 29, 2020 · LibreNMS is an open-source, feature-rich network monitoring system that provides a lot of features, device support, and useful third-party integrations with other systems. I had seen contention inside the Linux disc queue therefore I moved the RRD directory out of the VMDK into a dedicated NFS mount which improved the situation a lot but sometimes it still took Jul 22, 2023 · After #124 closed I re-enabled rrdcached container and noticed it created new directory . If I erase rrd/DEVICE folder then Nov 3, 2022 · I have a fairly fresh installation of librenms on Ubuntu 22. Feb 29, 2024 · Hello all, Hopefully this will prove useful to somebody. 7. 11. rrd': No such file or directory The rrd directory is already set to www-data/www-data ownership but when I add a device, no directory is created in this location. I’ve followed all of the documentation to set it up and for the most part it all seems to be working well with the exception of the following errors that I’m seeing under Poller > Performance. If new data starts appearing, I’ll call it good and submit another documentation fix. Apr 11, 2021 · I’m just new to LibreNMS and I encounter some issues to get some graphic working. Optionally you can also pass -m and a module name for that to be tested. Dec 21, 2023 · After upgrade to 23. 04 with ± 1200 devices. I see many files with the . I then started migrating the rrd folders over from the old Libre server, and I now have historical data. Alright so we have LibreNMS working properly and we have added about 300 devices (switches/AP's) to it. 0-1build1. I had problems with disk space a couple of months ago but implemented the usual suggestions to purge rrd and what not. rrd’: No such file or directory When asking for help and support, please provide as much information as possible. The base installation is working fine as follows: Aug 20, 2020 · Also potentially unrelated, but I noticed that if I add the device from the poller (via python3 snmp-scan. This should give you info on why things aren't working. Jul 6, 2021 · Hi I really hope someone will help me. Official sub-reddit for the LibreNMS project, a community-based, GPL-licensed autodiscovering network monitoring system. Any suggestions ? Oct 5, 2022 · hello, after upgrading on 2 other server with no issue, my third server throws problems. LibreNMS user and developer documentationapt install acl curl fping git graphviz imagemagick mariadb-client mariadb-server mtr-tiny nginx-full nmap php-cli php-curl php-fpm php-gd php-gmp php-json php-mbstring php-mysql php-snmp php-xml php-zip rrdtool snmp snmpd unzip python3-command-runner python3-pymysql python3-dotenv python3-redis python3-setuptools python3-psutil python3-systemd python3 Oct 25, 2024 · Problem Description: I’m experiencing an issue where devices are being automatically added to LibreNMS with no information whatsoever—no IP address, hostname, OS, sysname, or any other details. I followed the instructions step by step in the doc. Thanks in advanced. . 5 or above, you can also tune over rrdcached. conf file or snmp view which limits the data sent back. if anyone could maybe assist me in a way to resolve it from creating duplicates. See full list on docs. What happens if port comes up again, will LibreNMS recreate a new rrd file for that port? /Thomas Dec 6, 2023 · The AOSCX and (just noticed) The Cisco Nexus switches only yield a 504 Gateway Time-out. Mar 21, 2023 · I’ve performed a clean install of libreNMS on Ubuntu 22. rrd Oct 17, 2016 · I have added the librenms user to the smokeping group, I have chmod the smokeping rrd files to 777, I have tried executing the command as root and everytime I get the same error: ERROR: rrdcached: /var/lib/smokeping/network/10_10_10_2. The problem I am getting the following error when trying to view ICMP graphs: I checked the poller in debug mode, and the poller is unable to create the icmp-perf. This command sets the default directory for the user to /opt/librenms however the -M option says "do not create the directory. [root@librenms Oct 27, 2019 · Hi, When I try to delete a device - either from the web interface or command line (delhost. Smokeping integration SmokePing is a tool which lets us keep track of network latency, and visualise this through RRD graphs. 2 Goals 1. php user@srv1:~$ Secondly, I had graphs working. We monitor our The setfacl command is used to set up the file access control lists inside the directory rrd (for storing rrd graph), logs for storing logs, the cache for storing LibreNMS cache, and storage for the data directory. php continually fails on files in the /opt/librenms/rrd/ I suspect that they are newly created files. The rrdcached module in the docs for Centos 7/8 (which should be analogous to RHEL 8), don’t work, as they’re missing a couple of bits for Jan 20, 2022 · However when you start the deamon and try to load the web UI it think's the dir is not writable or not readable although it has complete access (yes it has read and write permissions all the way through to it's final destination dir) but for some reason it think's it's not actually a usable directory but still writes to it. php Component Version LibreNMS 23. discovery , rrd. But the device still shows up in the web interface, like it’s still there. Since version 1. rrd icmp-perf. Unfortunately my first problem is I cannot seem to find the validate. Campus Network Design Workshop 1 Installing LibreNMS (HowTo) 1. -rw-rw-r-- 1 librenms librenms 171272 oct. This issue is that no graphs will load including the poller graphs: I see the files in each of the devices in the rrd/ directory are being updated every 5 For this example, we are running RRDCached to allow all pollers and web/api servers to read/write to the rrd files with the rrd directory also exported by NFS for simple access and maintenance. Oct 8, 2024 · I did initially think it was an exception in function***** in app/Jobs/PollDevice. Mar 22, 2020 · All server resources were consumed. I am still getting the same error in the application. I can go to the Mar 20, 2025 · So I have had Libre running on Virtualbox for a few weeks now at work, awating real hardware. 04, and have been asked to get Weathermap working on it. Sep 8, 2021 · Hello, I have installed LibreNMS and configured RRDCached but I can’t see any graphs, I receive the following error. So on a hunch I created /opt/librenms/rrd as a symlink to the real storage and changed RRD Location to default. According to the docs that should correct my persmissions issue. Install rrdcache support for LibreNMS rrdcache allows LibreNMS to write information about devices to memory instead of directly to disk. 04 I’ve then migrated the database over from a libreNMS Centos 7 install and copied over rrd files. reason being I dont want those graphs in Librenms and those large RRD files to be generated. Jan 10, 2022 · I have run into an issue with the docker-stats. I copied over the rrd/ and permissions seem to look good. May 10, 2017 · RRD files no longer created on device rrd folder. Disabling rrdcached and everything is OK. The new files are -rw-r--r-- and files after running the permissions fix are -rw-rw-r-- running chmod May 7, 2017 · Hi Folks, for months I had been running LibreNMS inside a VM including the RRD directory as also the MySQL server. Apr 19, 2024 · I’m having issues adding new ping-only devices - the devices are added just fine, and everything works apart from the latency graphs. conf, it is important to use the hostname that matches what is configured in LibreNMS, because the rrd files NfSen creates is named after the source name (ident), and it doesn't allow you to use an IP address instead. database/migrations Contains all the database Jan 28, 2019 · hi all, im a network engineer and i dont have a good background on SQL and php ,i was trying to setup the weathermap with librenms following the below article : Weathermap - LibreNMS Docs once i get to step 2 and execu… Sep 22, 2023 · I went ahead and deleted the rrd directory and ran poller. php to repopulate the directory. I’m running all librenms processes as librenms:librenms based on the UUID and GUID entries specified in the . Any suggestions how to “clean” this up? Thanks! Github: Oetiker RRDCached RRDCached This document will explain how to set up RRDCached for LibreNMS. 4 Create database 1. Tried to run . php returns blank. but temperature, voltage sensors and more are not created. I added a disc and copied the files to the new disk and created a symbolic link form the old directory point to the new. Apr 25, 2018 · LibreNMS is an open source, powerful and feature-rich auto-discovering PHP and SNMP based network monitoring system which supports wide range of network hardware and operating systems. 04 r:0. However, in LibreNMS, if your device is added by an IP address, add your source with any name of your choice Aug 27, 2017 · amaizenshtein, Weathermaps its self is a separate entity from librenms. Oct 13, 2022 · This little hack (editing the individual weathermap’s . env to create it correctly … this is a by design behaviour or did i miss a step ? Jan 2, 2022 · While the panels in the dashboard provided only show port throughput and errors, it’s pretty easy to pick up the other RRD files in a device directory and display those statistics as well. /librenms/rrd files? Thanks! Dec 15, 2023 · Have you tried just setting install_dir to your custom path rather than symlinking? Hello thanks for the info, I changed the install_dir on the main server to the correct path. config. If anyone has any ideas of what threads I should pull at to suss this out it would be appreciated. So last week I downloaded the new docker from Dockerhub (link fromLibrenms. sh to /etc/sudoers so that the Debian-snmp user could run that (even though running the script as the Debian-snmp user worked fine) just to rule that out. sh script - the Container Memory usage, % graph is showing as nan, even though the values are being returned to LibreNMS. This won’t A LibreNMS user, Dan, has kindly provided full details and scripts to be able to migrate from Observium to LibreNMS. May 11, 2020 · Hi guys, I’m running librenms/docker and have noticed a potential issue with RRDCached: Adding a new device via the GUI results in a file being created in the librenms/rrd directory as expected. Note. I am using RRDCacheD so I follwed the instructions to stop Smokeping service, move /var/lib/smokeping to /opt/librenms/rrd/ and the usermod -a -G librenms smokeping. May 10, 2017 · I have suspected a right issue on the rrd folder, but evrything seems to be ok. 24 09:35 wireless-sensor-clients-ciscowlc-0. pid srwxr-xr-x 1 librenms librenms 0 Oct 4 11:21 rrdcached. You can explore those files in the directory where they're written to. The easiest way to check if all is well is to run . But I’d like to figure out how to fix it elsewhere instead of requiring that line to be manually added to the This command sets the default directory for the user to /opt/librenms however the -M option says "do not create the directory. BAK, to revert back to if things go wrong) Sep 27, 2020 · Hi, I’m currently having trouble to migrate RRD from old LibreNMS. php -h 3 LibreNMS Poller Starting polling run: masonke commented Sep 19, 2015 Make sure all the files in rrd directory are owned by librenms. env all appear to fine. env file is fine permissions are correct in all dire… Nov 22, 2022 · The problem Missing data files for sensors. Oct 21, 2022 · The files do not exist for the APs but the files for the wlc like wireless-sensor-clients-ciscowlc-0. While it was working fine for months, without known configuration changes, all graphs aren’t loading anymore in the UI for every devices and with any browser. in my /opt/librenms/rrd directory everything looks consistent between the stuff that works and the stuff that doesn’t work. But rrdcache is not installed (also, with no rrd files that can’t be Sep 11, 2021 · I am having an issue with some of my graphs being created and was hoping to get some insight as to what might be going on here. Oct 11, 2015 · Hi, I just switched from Observium to LibreNMS (clean install, no migration). May 27, 2025 · Trying with another tool like PRTG, the graph is consistent and doesn’t show any choppy displays like in LibreNMS. 04 LTS with our step-by-step guide. The default value is the default install location MKDIR – Location of the mkdir. 18 s:0. Checks disk space for where /opt/librenms is installed. I made a error in this video, while LibreNMS was reading from RRDCached fine it was not more Mar 24, 2025 · I grep’ed for “rrd/” in /opt/librenms and what came back looked very much like hardcoded paths or perhaps string defaults. Network Weathermap Jul 11, 2017 · There is a host rename tool called renamehost. Mar 16, 2016 · The only one thing LibreNMS does bring up is the processor type, just below the processors graph on the Overview pane. Because of this if a device sends us bad data back then it can appear as though a 100M port is doing 40G+ which is impossible. The problem I have been having after the migration is no data is being displayed on the device graph. Tests for files not owned by librenms user (if configured). We have mirrored the scripts he's provided with consent, these are available in the scripts\Migration folder of your installation. I didn’t have been cheap with 32GB of RAM, 32 Cores and a decent SSD backed ZFS store. org Jul 22, 2023 · I was just wondering if these should be different or should they be same and in any of those cases why? And can I delete the . 6 Adding the LibreNMS user 1. I get the “No… May 13, 2019 · Hi Guys, So we created a local LibreNMS server for testing purposes and found that for some reason our one switch is creating Duplicate Ports and this then gets written into the RRD folder for that host on the moment it is on 9GB. I attached another virtual disk and copied /opt/librenms/rrd to that new volume and changed the path in the config. Edit- I found the rrd directory and found the device directory for the device I'm having issues with. These two files do not get created and the web UI shows an error: ping-perf. rrd: Permission denied Validate. php) … both say that the device is deleted => and I checked the rrd directory, it’s gone. But this didn’t help. /rrd and got all the old data back while keeping rrdcached working. conf file. Just a bit of information to start out with, my current librenms docker is all set up in /var/docker/librenms and in this folder I have a data folder for librenms. LibreNMS is a resource-intensive tool and adding memory cache support to LibreNMS will lessen the load on your server. ) is important. Any help would be great Jan 12, 2022 · Hi, let’s say we have a port on a switch that has been down for 40 days, if I have enabled config[‘rrd_purge’] = 30 LibreNMS will delete that ports rrd file after 30 days since it has not been updated. So everything seemed fine until I had a the opurtunity to update Librenms online. 6. 11526×312 20. sh script Jul 30, 2018 · I changed that base_path to /opt/librenms/rrd/ and my graphs are no longer red. 04 environment. Really scratching my head now… Moved from RHEL 7 → RHEL 9. #6629 Closed 4 of 5 tasks monty2kx opened this issue on May 10, 2017 · 3 comments Nov 17, 2020 · Hello everyone, I’ve been searching for hours without success, so I’m asking for your help. cnf. My RRDTool Output on the libre page now has the line OK u:0. 0 I get errors on all devices every poller run: Failed to create rrd directory: /opt/app/librenms-slsp/github/rrd/router1 Bu the aplication seems to be working and the directories are created. org) Configured it as pr. Some RRD files are created like, memory, cpu, traffic etc. I’ve been checking the configuration and directory rights, nothing seems wrong, rrd directory are filled with the updates every five SmokePing is a tool which lets us keep track of network latency, and visualise this through RRD graphs. Aug 15, 2016 · ERROR: opening '/opt/librenms/rrd/localhost/hr_processes. I see some lines on the graphs now, but there’s a big gap. How can i do this so it doesn’t break anything? Is it as simple as removing directory? Sep 16, 2021 · And it does nowhere points to /opt/librenms/rrd directory, and I think that’s why it keeps saying “Could not read RRD file” See my service status below: 1517×328 11. 4 KB Now, make a copy of your current rrdcached config file (as . I Jul 4, 2023 · Hello, I have installed Librenms on Centos 8 Stream. All about RRD and installing and configuring RRDCached wtih LibreNMS. 9 Web installer 1. 04 environtment the trouble appear 😃 after several hour after Aug 7, 2020 · My /opt/librenms/rrd folder on the main server is empty even though logs indicate that the poller should’ve written to the directory. On several devices, I have the red test “Error Drawing Graph”. See Oct 4, 2017 · I do have two files : -rwxr-xr-x 1 librenms librenms 5 Oct 4 11:21 rrdcached. conf file to set rrd_default_path) also worked to get my (single file) working again. They have now stopped. The graph itself and all other meters show nothing. 5 Install Community-based GPL-licensed network monitoring system - librenms/librenms Mar 27, 2017 · The only thing is: In /opt/librenms/rrd/ the host directories get created without write permissions for the group (drwxr-xr-x), so there are permission errors, when I delete a host. root@nms:/opt/librenms# ls -l rrd/ceph01/*ceph* ls: cannot access 'rrd/ceph01/*ceph*': No such file or directory root@nms:/opt/librenms Sep 21, 2021 · In the /opt/librenms/rrd directory we see a single file “mempool-fortigate-0. 9. cmrh hygi biqgvbkpn nak tci njbxp ilwzc fhvgsm omyxtd kblpblg