recently working on flume+kafka+storm, I would like to ask you that you can access kafka-manager and storm ui without a password. Isn t this very insecure? how to configure an access password for these two pages? ...

now there is a scenario in which you subscribe to kafka s topic, to get the message in real time, then check the database through the message content to get some fields necessary to build the document, and then consume the constructed document. now a...

use a simple java client to send a message after simulating the configuration of a kafka server, but without message storage, you can only see the error log all the time (the message is really not stored) kafka.common.KafkaException: Wrong request type...

{TimeoutError: Request timed out after 30000ms at new TimeoutError (E: workspace projects demo egg-example node_modules _kafka-node@2.6.0@kafka-node lib errors Tim eoutError.js:6:9) at Timeout.setTimeout [as _onTimeout] (E: workspace proje...

using the list of kafka and redis to do message queues, it is found that the throughput of kafka is higher than that of redis. Does that mean that kafka is faster than redis in queuing and dequeuing messages? That is, the time it takes to process a mess...

the backend considers using kafka to handle message queues, and hopes to communicate directly with the front end instead of socket.io , but the kafka protocol is customized, and it is uncertain whether Mini Program supports . because it is under i...

Why do you use the kafka client script written by python to produce data as soon as the program runs, but it takes a while to consume the data (there is data in the topic). (both pykafka and confluentKafka are the same) there is only a very small prob...

I installed "nmred kafka-php ": "0.2.* " this package, the following is the official code <?php require vendor autoload.php ; date_default_timezone_set( PRC ); $config = Kafka ProducerConfig::getInstance(); $config->setMetadataRefre...

RT. now some kafka clients, whether java, python or go, provide the configuration of setting kafka at the client side and code level. However, kafka has its own configuration files. I would like to ask which one will prevail, and if there is a conflict...

View the files under a topc of kafka [root@localhost TOPIC_QUEUE_ID-0]-sharp ls-l total 2932 -rw-r--r-- 1 root root 10485760 Oct 30 2017 00000000000003771019.index -rw-r--r-- 1 root root 2985451 Oct 30 2017 00000000000003771019.log -rw-r--r-- 1 root ...

these two can be configured in the java program. need to be configured in the config directory of the kafka installation? ...

Why does the new version of kafka consumer and producer configuration use bootstrap-servers to directly configure broker list instead of using zookeeper server addresses? Don t consumers and producers of the new version of kafka no longer need to get...

how do you understand that python uses for in to subscribe to messages? I used to work on the front end, and event subscriptions are written in this way, which is easy to understand. eventBus.on( close , function(e){ console.log(e) }) recently, I...

use the goalng "github.com Shopify sarama " library I now have two consumers, and the two topic,kafka partitions are set to 50, but in the actual operation, only one consumer is consuming, closing the consumers who can currently consume, and the othe...

this article https: blog.csdn.net chunlon.: failed to send a message to the message middleware. Does the sender not know that the message middleware really did not receive the message? Or has the message been received, but failed to return response?...

kafiaMirror maker monitoring is there any company s way to monitor kafka mirror maker? Can you communicate? thank you! ...

recently, I contacted kafka, and wanted to get data from kafka every half hour for updating and learning. I found a recommendation from relevant friends, which is to use flume to implement half-hour log rollback. The specific code is as follows -sharp ...

there is such an application scenario: the payment center needs to push notification 4 to specify consumer; in the user group platform needs to send notification 1 to assign consumer to merchant group, 2 to assign consumer to user group, and 3 to s...

The native API of kafka can use consumer.assign (partitions) to subscribe to the API of the specified partition, spring kafka. Is there a corresponding method? I only found @ KafkaListener (topicPartitions = {@ TopicPartition (topic = "topic1 ", par...

I set up a kafka service in the virtual machine of my computer and use the Java client to access it locally. Now if the service on the virtual machine is turned off by me, my local code will not be able to push messages to kafka and will report a timeou...