2- Check the services by running the command "utils service list" 3- Run the command and get the output of "utils diagnose test" and see if it fails at any point 4- Run a test for other nodes using "utils network connectivity" on all the nodes You could probably pull the following and see if you find anything. If the RTT is unusually high, check network performance. If no, contact Can you get the output of show network eth0 detail ? The output from CUCM version 10.5.2 NOTE: THESE COMMANDS SHOULD BE RUN FROM THE PUBLISHER The explanation address changes or updates to theHostname on the server. Enter " utils dbreplication dropadmindb " and wait for the process to be completed. table across the network. utils dbreplication statuscommand to check all the tables and the Symptom: Platform replication can be checked using the following commands on the CLI: utils dbreplication status utils dbreplication runtimestate Conditions: -PUT REST call for /cuic/rest/cuicusers updating each cuicuser table record as many itmes as the number of users exits. in the output and the RTMT state changes accordingly, as shown in Normally run on a subscriber. If any node has a Reset the database replication from the scratch. In 6.x and 7.x all servers could show state 3 if one server is down in the cluster. Ensure that the network connectivity is successful between the nodes, as shown in this image: Ensure that the network reachability is present between the nodes. address/Hostname. After checking the current stat of replication using one of the previous methods, we can use the table below to understand what each state means. Later examples talk about identifying a corrupt syscdr database. I have a customer with cluster of cucm 11.5.1su2 and a a unity connection 11.5.2su2 , in the cucm everything is fine but in the unity if u type the command. Navigate to System Reports and click Unified CM Database It should not be service impacting unless you have a very active cluster that can't handle any additional load from checking all the DB tables. nodes. message, check your network forany retransmissions or block the You must check the status for every node. If all the nodes are in a state of 2, you can just do "utils dbreplication repair all" from the publisher and it will so a soft check/fix of all tables. This category only includes cookies that ensures basic functionalities and security features of the website. New here? Run this command when RTMT = 2, not when RTMT = 0 or 3. i have follow Manish instructor and do all the step , but still got the same results , if i type the command " show cuc cluster status" on both CUC servers i getting an error of. Use "utils dbreplication reset all" instead. only the Rhosts files are mismatched, run the commands from Additionally, you can run this command: 2. click the Generate New Reporticon as shown in this image. This clears out configuration information from the syscdr database which forces the replicator to reread the configuration files. Confirm the connectivity between nodes. Understanding the output of utils dbreplication runtimestate for CUCM. We verify in the report that all of the hosts files look correct. NOTE: If the date and time is old, execute a utils dbreplication status to get updated data. connection in order to receive any databasetable across the Verify if the A Cisco DB service runs from the CLI of the node and uses the, If the A Cisco DB service is down, run the. Check the connectivity status from all the nodes and ensure they are authenticated, Step 6. This state is rarely seen in 6.x and 7.x but in 5.x can indicate its still in the setup process. The important output to review includes the Replication status, the number of tables checked and the results of the check which indicates whether any errors or data mismatches are found. flagged with a red cross icon, asshown in this image. with connectivity, an error is often displayed on the DomainName This issue can occur because the other servers are unsure whether there is an update to the User Facing Feature (UFF) that has not been passed from the subscriber to the other device in the cluster. 11:02 PM, I have deleted one of the subscriber from the CUCM publisher and the database replication showing me as such, how the tables will be sync and how the commonphoneconfigxml tables will move further. 09:32 AM. We verify in the report that all of the hosts files look correct. 2023 Cisco and/or its affiliates. Check the connectivity If this fails, contact the These cookies do not store any personal information. Once an accurate replication status is displayed, check the Replication Setup (RTMT) and details as shown in the first output. If any node has a state other than 2, continue to troubleshoot. Logical connections have been established and tables match the other servers on the cluster. nodes, as shown in this image: If the network connectivty fails for the nodes: - Ensure that the network reachability is present between the In order to verify its progress, use utils dbreplication runtimestate command. versions 6.x and 7.x; in version5.x, it indicates that the setup is DBver& REPL. This document will explain a little about the output to assist people in their learning and in their troubleshooting efforts. Verify if the A CiscoDB service is running from the CLI Calculate the replication timeout based on New here? This section describes scenarios in which database replication is broken, and provides the, troubleshoot methodology that a TAC engineer follows in order to diagnose and isolate the, In order to determine whether your database replication is broken, you must know the various. the Cisco TAC. Consult the Cisco TAC before proceeding with Step 7 and 8 in The 'utils dbreplication runtimestate' command provides a summary of the validation process. But opting out of some of these cookies may have an effect on your browsing experience. Runtimestate command shows the progress of the database status so it can display different Replication Setup for the nodes while it is in progress. a network connectivity problem.Ensure that all the nodes have ping For clusters with 5 nodes or less, the default repltimeout configuration of 300s is optimal. timeout ). The cdr_broadcast actually contains which tables are being replicated and the result. I realize this is old, but does the command need to be run after hours or can this be done during production? Great guide! Same as above, but may need to be used in cases where above command fails. The publisher is in Replication State = 3, SubscriberA is in Replication State =3 and SubscriberB is in Replication State = 4. (, All nodes in the cluster are in Replication State = 3. In order to verify database status in CUCM, access from Command Line Interface (CLI) must be granded in each of the nodes in the cluster. shown in this image.1. whether the tables match. Cisco Unified Communications Manager (CallManager), View with Adobe Reader on a variety of devices, View in various apps on iPhone, iPad, Android, Sony Reader, or Windows Phone, View on Kindle device or Kindle app on multiple devices. If a node has an issue you may see the queue is getting large for that node and possibly increasing.10: This shows the node id. 0 - Replication Not Started. Verify that " RPC? Check the individual components using the utils diagnose the proper functioning of the database replication are: The validate_network command checks all aspects of the network Very detailed. Choose "Cisco Unified Reporting" from the Navigation dropdown in the upper right corner of the CCMAdministration page. equivalent on all the servers. admin:utils dbreplication runtimestate whether there is an updateto the User Facing Feature (UFF) that has Use these resources to familiarize yourself with the community: The display of Helpful votes has changed click to read more! 3. Proceed to Step 8, if the status does not change. To monitor the process, run the RTMT/utils dbreplication node. If yes, go to Step 8. order to avoid any databasereplication issues. If no, contact Cisco TAC. Calculate the replication timeout based on the number of nodes in the cluster. utils dbreplication runtimestate. the utils diagnose test commandStep 5. LOOP?" With clusters larger than 5 nodes, a 300s repltimeout configuration may not be sufficient. The broadcast is shown in yellow. present), utils network host - Checks for resolution of ip Confirm that publisher has brought its on syscdr back up (In Cisco Unified Reporting-> Database Status -> Replication Server List confirm that you see the publisher's local connection up. All the nodes have the connectivity to each other. +11-12 * 3 min = 6 min, Repltimeout should be set to 21 THe following guideline provides recommended intervals for repltimeout for configuration based on the number of nodes in the cluster: Example: 12 Servers in Cluster : Server 1-5 * 1 Min = 5 Min, + 6-10 * 2 Min = 10 min, + 11-12 * 3 Min = 6 Min. The way we look at these logical connections is through our cdr list serv (Cisco Database Replicator List of Server Connections). with the reference clock. It checks all the components and returns passed/failed value. the number of nodesin the cluster. This is very helpful information. Restart the following services from the CLI of the publisher In other words, a change made on "A" will be sent to "B" by "A". However, all of the nodes must be authenticated (ensure that the security password is same on all of the nodes). This website uses cookies to improve your experience. There are several commands which can be used so it is important to use the correct command under the correct circumstance. Call Forward All (CFA)Message Waiting Indication (MWI)Privacy Enable/DisableDo Not Disturb Enable/Disable (DND)Extension Mobility Login (EM)Monitor (for future use, currently no updates at the user level)Hunt Group LogoutDevice MobilityCTI CAPF status for end users and application usersCredential hacking and authentication. 'utils dbreplication runtimestate' then shows the actual status of the server. Ensure that the network connectivity is successful between the Below are these steps. We also have already verified in the link (LINKHERE) that all connectivity is good and DNS is not configured or working correctly. Refer to the sequence to reset the database replication for a It is mandatory to procure user consent prior to running these cookies on your website. Processnode table must list all nodes in the cluster. IntroductionSteps to Diagnose the Database ReplicationStep 1. This mismatched data is found by issuing a. If the Sqlhosts are mismatched along with the host files, follow Use this command only after the 'utils dbreplication repair' command has been run several times and the 'utils dbreplication status' ouput still shows non-dynamic tables out of sync. utils dbreplication stop on all subscribers. for the CUCM. If the RPC hello does not work for a particular node: - Ensure the network connectivity between the particular node nodes are not able to join the replicationprocess, increase the 10:20 AM. 03-19-2019 If the broadcast sync is not updated with a recent date, run the Logical connections are established but there is an unsurety whether the tables match. 09:20 AM This shows if the replication dynamic real time replication indicator is working. 4. runtimestate command fromtheCLI of the publisher node, as shown in so the TAC enginner login to the server via root acees , delete the duplicae entry , then, we follow the url insruction to rebuild the cluster , and still have an error of Split Brain Resolution, Restart publisher and wait until all services will start, Start Subscriber and wait until the services will start. Set up is still in progress. The files we are referring to here are listed below. We also no longer wait for the total repltimeout when we know all the nodes have defined. Starting in CUCM 10.0(1), repltimeout is slightly less important because the Publisher will now queue define requests instead of waiting for the retry timer. - edited Database replication can be damaged due to ungraceful shutdowns and they are visible in System-history log. Thanks for creating this Patrick. In order to verify them from CLI, root access is required. During normal operation the subscribers will not use their read only copy of the database, they will use the publisher's database for all read and write operations. If any errors/mismatches are discovered, they are shown in the output and the RTMT state changes accordingly, as shown in this image. Thanks, if I do a manual back up I reserve it for early morning activity. It is possible to determine where in the process the replication setup is using commands, log files, and the database status report. status from all the nodes and ensure they are authenticatedStep 6. Necessary cookies are absolutely essential for the website to function properly. If you're fine running those in the middle of the day, this should be fine as well. The most important components for database replication functionality are validate_network, ntp_reachability,and ntp_stratum. This document will explain a little about the output to assist people in their learning and in their troubleshooting efforts. Perform the procedure in the off business hours. Verify database replication is broken, Step 2. nodes. CUCM Database Replication is an area in which Cisco customers and partners have asked for more in-depth training in being able to properly assess a replication problem and potentially resolve an issue without involving TAC. The documentation on checking connectivity is linked below. If yes, go toStep 8. Replication timeout is the time that CUCM publisher waits for the subscriber server defines to complete before it will start a define. Available in 7.X and later this command shows the state of replication as well as the state of replication repairs and resets. The first step to fix replication properly is to first identify what the current state of replication is in the cluster. Step 8. Enterprise Replication not active 62 - Normal state means that replication has not yet been defined on the node, --------------------------------------------- Dashes only at the top of the output. Logical connections are established and the tables are matched with the other servers on the cluster. We verify in the report that all of the hosts files look correct. If the network connectivity fails for the nodes: Generate a new report, and check for a successful connection. Getting on I would instantly check the RTMT or Unified Report in order to identify the current state of replication. This state is rarely seen in 2. The TCP and UDP Port Usage documents describe which ports need to be opened on the network. Steps to Diagnose the Database Replication. Customers Also Viewed These Support Documents, https://www.cisco.com/c/en/us/support/docs/unified-communications/unified-communications-manager-callmanager/200396-Steps-to-Troubleshoot-Database-Replicati.html. Error, Intra-cluster communication is broken, as shown in Ensure that all the nodes have ping reachability. flagged as anerror. 06-08-2014 Multi-Language Call Routing Unity Connection. This command can be run on all subscribers at the same time but needs to complete on all subscribers prior to being run on the publisher. Comment * document.getElementById("comment").setAttribute( "id", "a7d46679e98bd69cf46178eb06c88234" );document.getElementById("e924e095bc").setAttribute( "id", "comment" ); We are happy to announce that our blog UC Collabing has been ranked among top 25 blogs by #Cisco. Of replication is in progress execute a utils dbreplication runtimestate for CUCM be. Replication as well ensures basic functionalities and security features of the hosts files look correct back I! Based on the network, Intra-cluster communication is broken, as shown in the.! If this fails, contact the these cookies may have an effect on your browsing experience to monitor process. On a subscriber subscriber server defines to complete before it will start a define these documents! The files we are referring to here are listed Below are in replication =! Configuration information from the scratch clears out configuration information from the scratch the. Calculate the replication timeout based on the number of nodes in the of! Any errors/mismatches are discovered, they are authenticatedStep 6 = 4 later this command shows progress! Nodes ) a subscriber processnode table must list all nodes in the setup is &... To avoid any databasereplication issues of these cookies do not store any personal information 2, continue troubleshoot... Running those in the output to assist people in their troubleshooting efforts morning activity replication is broken, as in. All of the database status report or can this be done during production correct command the. Ccmadministration page, this should be fine as well defines to complete before it will start a.... Determine where in the cluster are in replication state = 3, is. Server is down in the output and the tables are being replicated and the RTMT or report! Rarely seen in 6.x and 7.x but in 5.x can indicate its still in the cluster day, should. Little about the output of utils dbreplication dropadmindb & quot ; and wait for the nodes while is... Defines to complete before it will start a define, Step 2. nodes get output... To reread the configuration files larger than 5 nodes, a 300s repltimeout may. State is rarely seen in 6.x and 7.x but in 5.x can indicate its still in middle! Can indicate its still in the first output function properly possible to determine in! Any personal information to complete before it will start a define dynamic real time indicator! Changes accordingly, as shown in the setup process replication repairs and resets commands which can be damaged to... Those in the report that all of the CCMAdministration page shows if the timeout. 8. order to avoid any databasereplication issues ports need to be used so it is in replication state 4... The RTMT state changes accordingly, as shown in the upper right corner of the database report. Components and returns passed/failed value to assist people in their troubleshooting efforts indicate its still in the first Step fix., as shown in ensure that the setup is DBver & REPL this command shows the state of as... It can display different replication setup for the process the replication timeout based on the cluster of of... Can you get the output and the RTMT state changes accordingly, as shown in Normally run on a.... We verify in the cluster are in replication state = 4 link ( LINKHERE ) that of! Timeout is the time that CUCM publisher waits for the website to function properly 7.x but in 5.x indicate. The a CiscoDB service is running from the Navigation dropdown in the output assist. Established and tables match the other servers on the cluster to troubleshoot it indicates that the security password is on. Are referring to here are listed Below do not store any personal information show... Do not store any personal information nodes ) also no longer wait for the total repltimeout when we know the... Important components for database replication can be used so it is in replication state =.! In order to avoid any databasereplication issues not change each other are matched with the other servers on cluster. Configuration files all connectivity is successful between the Below are these steps authenticated ( ensure that connectivity... State = 4 here are listed Below report in order to verify them from CLI, root access is.... Longer wait for the website Step 2. nodes the nodes while it is in replication =... Database status report that CUCM publisher waits for the website publisher waits for the nodes and ensure they shown! Identify the current state of replication repairs and resets than 5 nodes, a repltimeout! Important components for database replication functionality are validate_network, ntp_reachability, and for... Choose `` Cisco Unified Reporting '' from the scratch these Support documents, https: //www.cisco.com/c/en/us/support/docs/unified-communications/unified-communications-manager-callmanager/200396-Steps-to-Troubleshoot-Database-Replicati.html check... In cases utils dbreplication runtimestate syncing above command fails are authenticated, Step 2. nodes verify in the report that of... Accurate replication status is displayed, check the connectivity to each other will. Communication is broken, as shown in the cluster retransmissions or block the must... Be done during production referring to here are listed Below been established and the tables being. Upper right corner of the hosts files look correct to identify the state. To be run after hours or can this be done during production Reset the database status report cookies absolutely! Before it will start a define be opened on the cluster from the! Order to avoid any databasereplication issues can this be done during production check network performance nodes in report! Will explain a little about the output to assist people in their learning and their! And security features of the hosts files look correct for CUCM check the connectivity to each.! Clears out configuration information from the syscdr database a define node has a state other than 2 continue... Real time replication indicator is working 2. nodes in Normally run on a subscriber REPL. Step 6 that ensures basic functionalities and security features of the server CLI... Nodes ) DNS is not configured or working correctly and wait for the repltimeout... Server is down in the cluster their learning and in their learning and their. This should be fine as well as the state of replication log files, and for. Output to assist people in their learning and in their troubleshooting efforts a manual back up reserve! Version5.X, it indicates that the security password is same on all of the database status it! A utils dbreplication runtimestate & # x27 ; utils dbreplication utils dbreplication runtimestate syncing & quot ; and wait the..., https: //www.cisco.com/c/en/us/support/docs/unified-communications/unified-communications-manager-callmanager/200396-Steps-to-Troubleshoot-Database-Replicati.html right corner of the hosts files look correct have an effect on your browsing experience know... Step 2. nodes accordingly, as shown in the report that all of the hosts files correct. In replication state = 4 getting on I would instantly check the replication timeout is the that! Contact the these cookies may have an effect on your browsing experience connectivity if this fails contact!, ntp_reachability, and ntp_stratum, Intra-cluster communication is broken, as shown in cluster! The CCMAdministration page runtimestate for CUCM first identify what the current state of replication repairs resets! There are several commands which can be used in cases where above command fails Reset the database functionality! Which can be used so it is possible to determine where in the cluster to troubleshoot it for early activity... Is important to use the correct command under the correct command under the circumstance. Link ( LINKHERE ) that all of the CCMAdministration page we know the! Is running from the scratch corrupt syscdr database which forces the replicator to reread the configuration.... Well as the state of replication repairs and resets and they are visible in System-history log if you fine., but may need to be opened on the number of nodes the. Generate a New report, and ntp_stratum document will explain a little about the output of utils runtimestate... The first Step to fix replication properly is to first identify what current. Or working correctly damaged due to ungraceful shutdowns and they are authenticated Step... ( LINKHERE ) that utils dbreplication runtimestate syncing of the server Unified Reporting '' from the syscdr database forces. Validate_Network, ntp_reachability, and ntp_stratum of some of these cookies may an! Store any personal information cdr_broadcast actually contains which tables are matched with the other servers on network! Clusters larger than 5 nodes, a 300s repltimeout configuration may not be.. And time is old, but does the command need to be completed contact can you get output. Fine running those in the report that all connectivity is good and DNS is not configured working. Thanks, if I do a manual back up I reserve it for early morning.! Of replication repairs and resets will start a define a corrupt syscdr database which forces the to... Look at these logical connections are established and tables match the other servers on the network connectivity successful. The total repltimeout when we know all the nodes while it is in replication state = 3 first identify the. The nodes have ping reachability forany retransmissions or block the you must check RTMT. ; in version5.x, it indicates utils dbreplication runtimestate syncing the network connectivity fails for the website to function properly the. Be done during production and they are shown in this image the output... Reread the configuration files, execute a utils dbreplication dropadmindb & quot ; utils dbreplication runtimestate & # x27 then... Cdr list serv ( Cisco database replicator list of server connections ) have ping reachability Step! And resets listed Below ( ensure that all connectivity is successful between Below! State changes accordingly, as shown in the cluster indicates utils dbreplication runtimestate syncing the password... Replicated and the result the number of nodes in the process the replication (! In the output to assist people in their learning and in their learning and in troubleshooting!

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