Thanks for reply. Can you provide issue id. Link above doesn't open. On Tue, Jul 5, 2016 at 2:03 PM, Ismael Juma <ism...@juma.me.uk> wrote:
> This looks like the following which was fixed in 0.10.0.0: > > > https://issues.apache.org/jira/secure/EditComment!default.jspa?id=12948347&commentId=15239013 > > Ismael > > On Tue, Jul 5, 2016 at 11:51 AM, Igor Kuzmenko <f1she...@gmail.com> wrote: > > > Hello I'm using kafka 0.9.0 and sending messages to kafka topic via > > KafkaProducer. > > My application constantly waits for a new file in directory, reads it, > than > > send every line of a file as a message to kafka. > > > > KafkaProducer creates at start of application and in logs I can see that > > every 5 min it request cluster metadata. But after a few minutes metadata > > requests starting to send too often. Here's log: > > > > 13:06:53.094 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689920,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.095 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686315 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.194 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689921,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.196 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686316 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.294 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689922,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.295 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686317 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.394 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689923,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.395 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686318 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.494 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689924,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.495 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686319 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.594 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689925,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > 13:06:53.595 DEBUG org.apache.kafka.clients.Metadata - Updated cluster > > metadata version 686320 to Cluster(nodes = [Node(1001, jupiter.bss, > 6667)], > > partitions = [Partition(topic = mobile_connections, partition = 4, > leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 3, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 2, leader = > > 1001, replicas = [1001,], isr = [1001,], Partition(topic = > > mobile_connections, partition = 1, leader = 1001, replicas = [1001,], > isr = > > [1001,], Partition(topic = mobile_connections, partition = 0, leader = > > 1001, replicas = [1001,], isr = [1001,]]) > > 13:06:53.694 DEBUG o.a.kafka.clients.NetworkClient - Sending metadata > > request ClientRequest(expectResponse=true, callback=null, > > > > > request=RequestSend(header={api_key=3,api_version=0,correlation_id=689926,client_id=producer-1}, > > body={topics=[mobile_connections]})) to node 1001 > > > > It doesn't seem right to refresh meta data so often. > > Maybe problem is that this cluster info is not full. In logs there's > > information about one topic only, but cluster has three topics. > > > > My questions are: > > Am I using KafkaProducer correctly? Maybe I should close it and create > new > > one on each file? > > Why metadata refresh happens so often? > > >
