TokenRange(start_token:-4555990503674633274, end_token:-4543114046836888769, endpoints:[172.16.238.5, 172.16.238.4], rpc_endpoints:[172.16.238.5, 172.16.238.4], endpoint_details:[EndpointDetails(host:172.16.238.5, datacenter:DC2, rack:RAC3), EndpointDetails(host:172.16.238.4, datacenter:DC1, rack:RAC3)]) Materialized views are populated in the background. Similarly, this command will show completed compactions. We'll send you an e-mail with instructions to reset your password. Press the Next button, then you will see the following window. Connect to Apache Cassandra Using Cqlsh - Instaclustr Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Install Azure PowerShell on Windows | Microsoft Learn Cassandra should be able to gracefully handle large numbers of writes. The above has been a review of the informational commands available with Cassandra nodetool. Your email address will not be published. Press the Next button, then the installation starts. As a result, Cassandra disables row caching by default. cqlsh:tutorialspoint> describe tables; emp Describe table This command provides the description of a table. Set the PowerShell execution policy to remote signed: PowerShell. Again, you can download the required binaries from https://cassandra.apache.org/download/. Doing this will allow Python to run scripts on your computer without any conflicts of problems. Once the queue of pending tasks fills up, Cassandra will register additional incoming tasks as currently blocked, although those tasks may eventually be accepted and executed. Check the Cassandra server version - Bitnami Usage statistics of the thread pools are shown with this command. This would help OP and future visitors to the site. In July 2022, did China have more nuclear weapons than Domino's Pizza locations? Some of the key areas where you will want to capture and analyze metrics are: This article references metric terminology introduced in our Monitoring 101 series, which provides a framework for metric collection and alerting. Use the following command to start Cassandra: sudo systemctl start cassandra. If the key cache is not consistently serving up row locations for your read requests, consider increasing the size of the cache, which can be a low-overhead tactic for improving read latency. Count is the total number of operations during the sample per partition. You can filter search results by applying the DSC Resource filter under Categories. There are no firm dates established. Verify if any nodes or services are in a 'down' state. select key from keyspace1.standard1 where [your search terms]; nodetool getendpoints keyspace1 standard1 3138324b305033384e30, 4ed95830-5907-11e8-a690-df4f403979ef keyspace1 standard1 2018-05-16T12:47:35.731 1461715 1461715 {1:6357}, 2de781b0-5907-11e8-a690-df4f403979ef keyspace1 standard1 2018-05-16T12:46:40.459 1462110 1461715 {1:6357}, Interval (ms) Max GC Elapsed (ms)Total GC Elapsed (ms)Stdev GC Elapsed (ms) GC Reclaimed (MB) Collections Direct Memory Bytes, 20073305 9154 71095 703 4353376560 305 -1, The node reports briefly whether or not it is communicating metadata to/from other nodes with this command. Each write request will eventually propagate to three replica nodes, but the number of nodes that must perform a write before the request can be acknowledged as successful depends on the consistency level: one node (for consistency level ONE), two nodes (QUORUM), or three nodes (ALL). Apache Cassandra - How to gain insight of data replication process (progress & status)? Cassandra nodetool provides several types of commands to manage your Cassandra cluster. [cqlsh 5.0.1 | Cassandra 3.3.0 | CQL spec 3.4.0 | Native protocol v4] Use HELP for help. A benefit to the declarative (non-sequential) nature of WinGet configuration files is that the position of new resources being added to the file does not matter. How can I shave a sheet of plywood into a wedge shim? Minecraft Beta & Preview - 1.20.10.20 - Minecraft Feedback Enhance your business efficiencyderiving valuable insights from raw data. Use Nodetool. When it does finishes like that it will normally say 'Lost notification' and exit code is not zero. ssh user@server_name_or_IP sudo su. Timeouts occur when the coordinator node sends a request to a replica and does not receive a response within the configurable timeout window. The Schema Versions: segment is especially important because it identifies any schema disagreements you might have between nodes. Now get back to your Apache common Daemon extracted the folder and as per your operating system 32 bit or 64-bit copy prunsrv.exe file. However, running on PowerShell, indeed, we can close it and Cassandra service will still be running in the background, but there is one catch that is after restarting the computer you again have to start service to get Apache Cassandra up and running. cqlsh:cycling> Querying using CQL commands Your email address will not be published. I do not want complete list of program, just version number for particular program just like we get java version e.g. Enter your username or e-mail address. seeds: A comma separated list of the IP addresses of your cluster seed nodes. Review any unacknowledged alerts and their create time. For instance, a consistency level of ONE provides the lowest latency, but increases the probability of stale data being read, since recent updates to a row may not have propagated to every node by the time a read request arrives for that row. The CommandLineInterface (CLI) can be used to interact with Apache Cassandra server and execute something that can be done using client code. The more activity in your Cassandra cluster, the more often the garbage collector will run. ParNew, or young-generation, garbage collections occur relatively often. Navigate to the download location on your computer, double clicking the Python MSI file and press the Run button when the dialog box pops up. This command will display a distribution of keys around the cluster. One window into potential problems is Cassandras count of exceptions thrown. By default, Cassandra uses a key cache to store the location of row keys in memory so that rows can be accessed without having to first seek them on disk. Every time a schema is changed, the schema is propagated to the other nodes. Find centralized, trusted content and collaborate around the technologies you use most. (Note that materialized views are not recommended to be used in production.). Not the answer you're looking for? Find the Cassandra service and from there you can start or stop Apache Cassandra service on Windows platform with one click. Then you can skip the following procedure. Read the State of Application Security Research Report, How to monitor Cassandra performance metrics, cqlsh> CREATE KEYSPACE test WITH REPLICATION = {, $ bin/nodetool --host 127.0.0.1 setcachecapacity -- 100 0, How Cassandra distributes reads and writes, Metric to alert on: Unavailable exceptions, Garbage collection frequency and duration, nodetool, JConsole, JMX/Metrics reporters, Fraction of read requests for which the keys location on disk was found in the cache, Disk space used by a column family, in bytes, nodetool,* JConsole, JMX/Metrics reporters, Elapsed time of young-generation collections, in milliseconds, Elapsed time of old-generation collections, in milliseconds, Requests for which Cassandra encountered an (often nonfatal) error, Requests not acknowledged within configurable timeout window, Requests for which the required number of nodes was unavailable, Tasks in a queue awaiting a thread for processing, Tasks that cannot yet be queued for processing, Highly available (a Cassandra cluster is decentralized, with no single point of failure), Scales nearly linearly (doubling the size of a cluster doubles your throughput), Naturally accommodates data in sequence (e.g., time-series data). I have a 2 node apache cassandra (2.0.3) cluster with rep factor of 1. Want to build the ChatGPT based Apps? 1. verify. Each type of task in Cassandra (e.g., ReadStage tasks) has a queue for incoming tasks and is allotted a certain number of threads for executing those tasks. And for many applications, such as supporting user queries, read performance is extremely important as well. 26 I have a 2 node apache cassandra (2.0.3) cluster with rep factor of 1. Monitoring the requestsboth reads and writesthat Cassandra is receiving at any given time gives you a high-level view of your clusters activity levels. Apache, Apache Cassandra, Apache Kafka, Apache Spark, and Apache ZooKeeper are trademarks of The Apache Software Foundation. Run the following command for smaller sized clusters: If the cluster contains multiple nodes, running the following command which excludes services that are UP from the output may be more convenient: Nodes or services that are unexpectedly in a 'down' state need to be fixed before proceeding with the restart. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Is it possible to type a single quote/paren/etc. Slow reads can point to problems with your hardware or your data model, or else a parameter in need of tuning, such as compaction strategy. Step 2: Start the Command Line Interface from the "<Cassandra_home>\bin\cassandra-cli.bat" file. Set the PowerShell execution policy to remote signed or less restrictive. nodetool version - DataStax (see below) provides a single-glance overview of the cluster, this command provides a quick overview of the node. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Using a WinGet Configuration file, you can consolidate manual machine setup and project onboarding to a single command that is reliable and repeatable. Then press the Next button and you will see the following window. 1903 or 1909) on the command line? Enter the command: winget features to display a list of available experimental features. This command displays count and latency as a measure of performance for a particular table. Your system should have at least 2 cores, and 8GB of RAM. Nodetool repair - how to automate on linux & actions during repair. Describe command is very helpful in CQL just because it gives the description of the newly created database, newly created table . cqlsh utilizes the Python native protocol driver and connects to the single node specified on the . Description The status command provides the following information: Status - U (up) or D (down) Indicates whether the node is functioning or not. datastax enterprise - How can I find out which version of Cassandra a Cassandra nodetool is installed along with the database management software, and is used on the command line interface (e.g., inside the Terminal window), like this: Lets start with some very basic information about the node. rev2023.6.2.43474. How to find Cassandra Version installed | Cassandra Tutorials Supported versions: [u3.2.1], run cqlsh with an extra option cqlversion=3.2.1. How much do data structures contribute towards ink contract storage size? You will almost certainly want to keep an eye on how much disk Cassandra is using on each node of your cluster so that you can add more nodes before you run out of storage. Add nodes to the Cassandra cluster; Check the number of running nodes in a cluster; Administration Start or stop services; Connect to Apache Cassandra from a different machine or network; Modify the default administrator password; Create and restore Cassandra backups; Connect to cluster nodes; Configure network peering; Check the Cassandra . Note: if authentication is not enabled in your cluster, you dont need the options -u and -p. See my previous post about Cassandra nodetool for an orientation to the types of things you can do with this helpful Cassandra administration tool. How to check Cassandra version on Ubuntu 22.04To check the version of Cassandra on Ubuntu, we can use its command tool known as cqlsh.First type the given command on your terminal to access the tool:cqlshNow to check the version, simply use:show VERSIONTo exit the command line of the tool, we can use:exit10. I then tried to run recommended "nodetool repair" after doing this type of alter. It should change to active. Run the following command to check Cassandra status: Verify if any Stargate node is down or if. Another way to get similar information is by using. If the incremental backups are disabled, the status will be not running. This article describes how cqlsh can be used to connect to clusters in Instaclustr. The settings read_request_timeout_in_ms (defaults to 5,000 milliseconds), write_request_timeout_in_ms (defaults to 2,000 ms), and other timeout windows can be set in the cassandra.yaml configuration file. I also check that 'nodetool status' reports expected disk space for each node. Thanks for contributing an answer to Stack Overflow! The replication factor dictates how many nodes in a data center contain a replica of each row of data. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Many thanks to Matt Stump and Adam Hutson for suggesting additions and improvements to this article. How to update 11. To experience the ease of creating and managing clusters via the Instaclustr Console. (The consistency setting EACH_QUORUM, for example, requires communication between data centers, which may be geographically distant.) Some of the key areas where you will want to capture and analyze metrics are: Throughput, especially read and write requests. Note that this used to be called, , so you will still see some references to that tool around (and. Before following the below steps the Cassandra must be installed on your computer if it not then here is tutorial on that: Install Apache Cassandra on windows 10/8/7 without Datastax. Latency, especially read and write latency. These values are also calculated over the last 5 minutes. Specify the keyspace and view name (e.g., ). Detect anomalies, automate manual activities and more. Windows / Powershell get Program Version into variable. I tried to get version number for Google chrome installed on my system: I am expecting just like below command gives exact version of java , I should get version number of any installed program on my system. WinGet Configuration files are written in YAML and define what is installed on the device to make up your development environment, as well as the configuration state for your machine and installed applications. This is a little bit annoying for regular users of this NoSQL database. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. There are three methods of installing Cassandra that are common: Docker image Tarball binary file Package installation (RPM, YUM) If you are a current Docker user, installing a Docker image is simple. 576), AI/ML Tool examples part 3 - Title-Drafting Assistant, We are graduating the updated button styling for vote arrows. Ensure your critical systems are always secure, available, and optimized to meet the on-demand, real-time needs of the business. The above has been a review of the informational commands available with Cassandra nodetool. How to play the hidden game on Opera GX web browser for PC, 8 Top Fastest Browsers to Use in India -2023, How to install Hashcat on Ubuntu 22.04 | 20.04 LTS. How to install Docker using SNAP on Ubuntu Linux, 2 Ways to start Docker Container automatically on Boot in Linux, How to install Docker CE on Ubuntu 22.04 LTS Jammy Jellyfish. On the other hand, a consistency level of ALL provides the highest levels of data consistency but means that a read or write request will fail if any of the replicas are unavailable. version. What is the difference between apt and snap installed docker? Option 1: Use environmental variables to log into Cassandra. 9 Cassandra Shell Commands - You Must Know - DataFlair Solutions Manual to Objects First with Java A Practical Introduction using BlueJ. To use a WinGet Configuration file with the winget configure command, you must first enable the experimental configuration feature. You'll need to install Docker Desktop for Mac, Docker Desktop for Windows, or have docker installed on Linux. Depending on how your Cassandra cluster is used and the compaction strategy that you choose, you can monitor disk utilization to determine when you should add more nodes to your cluster to ensure that Cassandra always has enough room to run compactions. Some install and configuration processes may even run in parallel. In this post weve explored several of the metrics you should monitor to keep tabs on your Cassandra cluster. Turn your data into revenue, from initial planning, to ongoing management, to advanced data science application. Configuring Cassandra | Apache Cassandra Documentation Open your terminal and use the following command to connect to your cluster. The public IP address of your machine must be added to theCassandra Allowed Addresses in the Firewall Rulestab of your cluster in the Instaclustr console (Refer thissupport article). We can also monitor the progress of repair in Opscenter console under Activities. Run cmd.exe as administrator and enter the user home directory where your Cassandra is downloaded. A summarized view of garbage collection (gc) for a given node, in milliseconds since the last gc, is shown with this command. These latency metrics are available from Cassandra aggregated by request type (e.g., read or write), or per column family (the Cassandra analogue of a database table). Specify the keyspace and view name (e.g., nodetool viewbuildstatus keyspace1 mv1). Sorry, our virus scanner detected that this file isn't safe to download. Thanks for contributing an answer to Stack Overflow! How to Install Cassandra on Ubuntu {5-Step Guide} - phoenixNAP If you chose Python 3.4.1 or later version, you will not need to manully add Python to System Path Variable. We recommend ALWAYS validating the integrity of a WinGet Configuration file before running it by reviewing it's contents and testing the configuration in an isolated environment. I have tried to use Jconsole connecting remotely from my computer to one of the Cassandra nodes in AWS using, how do i know if nodetool repair is finished, cassandra-user-incubator-apache-org.3065146.n2.nabble.com/, Building a safer community: Announcing our new Code of Conduct, Balancing a PhD program with a startup career (Ep. This makes Cassandra service automatically starts on Windows 10/8/7 or Windows servers. Increase the velocity of your innovation and drive speed to market for greater advantage with our DevOps Consulting Services. In order to use a WinGet Configuration file with the winget configure command: Confirm you're running the Preview version of WinGet. Cassandra originated at Facebook as a project based on Amazons Dynamo and Googles BigTable, and has since matured into a widely adopted open-source system with very large installations at companies such as Apple and Netflix. Running query against system table. Using show version command: show version 2. What does it mean, "Vine strike's still loose"? Several factors impact Cassandras latency, from the speed of your disks to the networks linking the nodes and data centers of your cluster. Passing parameters from Geometry Nodes of different objects. Enterprise Data Platform for Google Cloud, Schedule a call with our team to get the conversation started. These parameters provide you with control over your data stores consistency, availability, and latency. And we set the name key for which application you want to check. The Cassandra metric write latency measures the number of microseconds required to fulfill a write request, whereas read latency measures the same for read requests. To monitor the specific repair operations, you can check your log file for entries like this: DEBUG [WRITE-/172.30.77.197] 2013-05-03 12:43:09,107 OutboundTcpConnection.java (line 165) error writing to /172.30.77.197 Materialized views are populated in the background. Is "different coloured socks" not correct? How to check version in Node.js? Check Node version from command line How much of the power drawn by a chip turns into heat? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. Is there a legal reason that organizations often refuse to comment on an issue citing "ongoing litigation"? If the assertion fails, the dependent resource will also fail. To be able to install Cassandra on Windows, first you need to: Download and Install Java 8 and set environment variables. Reduce costs, increase automation, and drive business value. To check if it is working fine, give the command help and check. Cassandra - How to check table data is consistent at a given point in time? Manage, mine, analyze and utilize your data with end-to-end services and solutions for critical cloud solutions. So I just repeat this 'nodetool repair' until it finishes without error. In this tutorial, we have covered the latest troubleshooting techniques of vRealize Operations. If gossip is disabled, the output will be (as you might guess), SCHEMA:12719:d386650c-2a99-336d-a7a8-9c25a4f39801, HOST_ID:2:817788af-4209-44df-9ae8-dc345376c946, Hinted handoff might be turned off manually if you think a node will be down for too long (longer than, ), or to avoid the traffic of hints over network when the node recovers. It is backed by the new system table system.repairs which contains the history of repair operations. Use a keyspace name along with this command (e.g., Schema Version:d7d68b06-5c21-3aa4-a2e4-f44eff6e25e3, TokenRange(start_token:2266716358050113757, end_token:2267497540130521369, endpoints:[172.16.238.6, 172.16.238.3], rpc_endpoints:[172.16.238.6, 172.16.238.3], endpoint_details:[EndpointDetails(host:172.16.238.6, datacenter:DC1, rack:RAC2), EndpointDetails(host:172.16.238.3, datacenter:DC2, rack:RAC1)]), TokenRange(start_token:-3767342014734755518, end_token:-3764135679630864587, endpoints:[172.16.238.6, 172.16.238.5], rpc_endpoints:[172.16.238.6, 172.16.238.5], endpoint_details:[EndpointDetails(host:172.16.238.6, datacenter:DC1, rack:RAC2), EndpointDetails(host:172.16.238.5, datacenter:DC2, rack:RAC3)]), TokenRange(start_token:-7182326699472165951, end_token:-7168882311135889918, endpoints:[172.16.238.3, 172.16.238.6], rpc_endpoints:[172.16.238.3, 172.16.238.6], endpoint_details:[EndpointDetails(host:172.16.238.3, datacenter:DC2, rack:RAC1), EndpointDetails(host:172.16.238.6, datacenter:DC1, rack:RAC2)]). In Portrait of the Artist as a Young Man, how can the reader intuit the meaning of "champagne" in the first chapter? Is there a reason beyond protection from potential corruption to restrict a minister's ability to personally relieve and appoint civil servants? Username, password and certificate file can be found on theConnection Infopage of your cluster. When Cassandra writes data to disk, it does so by creating an immutable file called an SSTable. Updates to the data are managed by creating new, timestamped SSTables; deletes are accomplished by marking data to be removed with tombstones. To optimize read performance and disk usage, Cassandra periodically runs compaction to consolidate SSTables and remove outdated or tombstoned data. This assumes you have created at least one snapshot (e.g., with nodetool snapshot). Check the status of the service again. Other nodetool status commands can provide information about backups: Use this to view the status of incremental backups. How to vertical center a TikZ node within a text line? why doesnt spaceX sell raptor engines commercially, Elegant way to write a system of ODEs with a Matrix. In this movie I see a strange cable for terminal connection, what kind of connection is this? Install a supported version of PowerShell version 7 or higher. Run the following command to check Cassandra status: nutanix@cvm$ ncc health_checks cassandra_checks cassandra_status_check Verify if there are any recent FATAL files in the ~nutanix/data/logs directory: nutanix@cvm$ ls -ltr ~/data/logs/*FATAL* Increase operational efficiencies and secure vital data, both on-premise and in the cloud. This command displays top partitions used for a table during a specified sampling period, in milliseconds. For WinGet Configuration file samples, see Sample configuration.dsc.yaml files. Can I get help on an issue where unexpected/illegible characters render in Safari on some HTML pages? . Start the CQL shell: bin/cqlsh The host information appears. Minimize is returning unevaluated for a simple positive integer domain problem. Sometimes you might see some persistent schema disagreements that could indicate that one of the nodes is down, and this is often resolved by either restarting the node or by doing a rolling restart to the entire node. Elasticsearch and Kibana are trademarks for Elasticsearch BV. Does the policy change for AI-generated content affect users who (want to) Cassandra nodetool repair seems to hang, apparently after finishing around half the work quickly, Cassandra nodetool repair is getting stuck sometimes. Communicate, collaborate, work in sync and win with Google Workspace and Google Chrome Enterprise. Windows PowerShell. Monitoring latency gives you a critical view of overall Cassandra performance and can indicate developing problems or a shifting in usage patterns that may require adjustments to your Cassandra cluster. See How to check the trustworthiness of a WinGet Configuration file. This command displays top partitions used for a table during a specified sampling period, in milliseconds. Can I run nodetool cleanup while nodetool repair is running? There should be the same number of nodes as the number of IPs in the svmips output (four nodes in the example below). Because Cassandra is a Java-based system, it relies on Java garbage collection processes to free up memory. Find answers to some of the most frequently asked questions about WinGet Configuration. More common troubleshooting issues will be added soon. If deployed on a Windows platform, determine if Windows PowerShell is enabled and the current execution policies with the following command. Log into the vRealize Log Insight node as root via SSH or Console. Load - updates every 90 seconds Then you will see the following window. Required fields are marked *. Windows: Command line to read version info of an executable file? You can start Cassandra 3.0 and 3.1 by adding them to the . Kubernetes is a registered trademark of the Linux Foundation. If you aggregate either metric across your entire cluster, you should arrive at the overall size of your Cassandra data store. *Note that nodetool reports metrics on all garbage collections, regardless of type. Step 1: Start the Apache Cassandra Server by running the "<Cassandra_home>\bin\Cassandra.bat" file. Cassandra Installation and Configuration Guide - Genesys Open notepad, create a new file and name it to cqlshrc. To learn more, see our tips on writing great answers. If you want to change the install location, feel free to do so. Karapace name and logo are trademarks of Aiven Oy. I change rep factor to 2 using the following command in cqlsh. Otherwise, run cqlsh with an extra option cqlversion=3.2.1. Follow the steps below to install Java OpenJDK 1.8 and Python 3.6 on each server. Select the latest update zip file and download that. The details of thread pool statistics warrant a separate blog entry, but meanwhile, the, Pool Name Active Pending Completed Blocked All time blocked, ReadStage 0 0 1789 0 0, MiscStage 0 0 0 0 0, CompactionExecutor 0 0 13314 0 0, MutationStage 0 0 36069 0 0, MemtableReclaimMemory 0 0 82 0 0, PendingRangeCalculator 0 0 12 0 0, GossipStage 0 0 132003 0 0, SecondaryIndexManagement 0 0 0 0 0, HintsDispatcher 0 0 3 0 0, RequestResponseStage 0 0 15060 0 0, Native-Transport-Requests 0 0 3390 0 2, ReadRepairStage 0 0 6 0 0, CounterMutationStage 0 0 0 0 0, MigrationStage 0 0 10 0 0, MemtablePostFlush 0 0 118 0 0, PerDiskMemtableFlushWriter_0 0 0 82 0 0, ValidationExecutor 0 0 0 0 0, Sampler 0 0 0 0 0, MemtableFlushWriter 0 0 82 0 0, InternalResponseStage 0 0 5651 0 0, ViewMutationStage 0 0 0 0 0, AntiEntropyStage 0 0 0 0 0, CacheCleanupExecutor 0 0 0 0 0, Cassandra information: performancetuning, Percentile Read Latency Write Latency Range Latency CAS Read Latency CAS Write Latency View Write Latency, (micros) (micros) (micros) (micros) (micros) (micros), 50% 5839.59 8409.01 30130.99 0.00 0.00 0.00, 75% 14530.76 20924.30 89970.66 0.00 0.00 0.00, 95% 52066.35 155469.30 268650.95 0.00 0.00 0.00, 98% 107964.79 223875.79 268650.95 0.00 0.00 0.00, 99% 155469.30 268650.95 268650.95 0.00 0.00 0.00, Min 263.21 315.85 5839.59 0.00 0.00 0.00, Max 386857.37 464228.84 268650.95 0.00 0.00 0.00, Percentile SSTables Write Latency Read Latency Partition Size Cell Count, 50% 0.00 152.32 454.83 NaN NaN, 75% 0.00 654.95 1629.72 NaN NaN, 95% 0.00 4866.32 10090.81 NaN NaN, 98% 0.00 8409.01 25109.16 NaN NaN, 99% 0.00 8409.01 30130.99 NaN NaN, Min 0.00 20.50 51.01 NaN NaN, Max 0.00 14530.76 155469.30 NaN NaN, This will show the read/write count and latency per keyspace, and detailed count, space, latency and indexing information per table.

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