> On Mar 7, 2017, at 12:18 PM, James Cheng <wushuja...@gmail.com> wrote: > > >> On Mar 7, 2017, at 7:44 AM, Shrikant Patel <spa...@pdxinc.com> wrote: >> >> Thanks for clarification. I am seeing strange behavior in that case, >> >> When I set min.insync.replicas=2 in my server.properties (restart the >> server) and set the acks=all on producer, I am still able to publish to >> topic even when only leader is up (none of followers are alive). With this >> configuration I was hoping to see NotEnoughReplicasException. >> >> When I set min.insync.replicas=2 specifically on my topic and set the >> acks=all on producer, I get error NotEnoughReplicasException when less than >> 2 replicas are live. >> >> Because of this behavior I thought min.insync.replicas=2 in my >> server.properties does not work and we needed it at explicit topic level. >> >> This looks like bug?? Anyone facing this issue. >> > > Did you try min.insync.replicas=2 in server.properties and acks=all on > producer? min.insync.replicas only applies when acks=all. >
Oops, sorry, I didn't read properly. I see that you already tried to do that. When the broker starts up, it prints out a message to the logs showing all the configuration settings. I often use that to double check that I specified my settings properly in server.properties. -James > -James > >> >> -----Original Message----- >> From: Todd Palino [mailto:tpal...@gmail.com] >> Sent: Monday, March 06, 2017 6:48 PM >> To: users@kafka.apache.org >> Subject: Re: Clarification on min.insync.replicas >> >> Default broker configurations do not show in the topic overrides (which is >> what you are showing with the topics tool). It is more accurate to say that >> the min.insync.replicas setting in your server.properties file is what will >> apply to every topic (regardless of when it is created), if there exists no >> topic override for that configuration for that config. >> >> -Todd >> >> >> On Mon, Mar 6, 2017 at 4:38 PM, Shrikant Patel <spa...@pdxinc.com> wrote: >> >>> Hi All, >>> >>> Need details about min.insync.replicas in the server.properties. >>> >>> I thought once I add this to server.properties, all subsequent topic >>> create should have this as default value. >>> >>> C:\JAVA_INSTALLATION\kafka\kafka_2.11-0.10.1.1>bin\windows\kafka-topic >>> s.bat --zookeeper localhost:2181/chroot/cluster1 --create --topic test >>> --partition 3 --replication-factor 3 Created topic "test". >>> >>> C:\JAVA_INSTALLATION\kafka\kafka_2.11-0.10.1.1>bin\windows\kafka-topic >>> s.bat --zookeeper localhost:2181/chroot/cluster1 --describe --topic >>> test >>> Topic:test PartitionCount:3 ReplicationFactor:3 Configs: >>> >>> No min.insync.replicas is set on the topic. >>> >>> Why do I have explicit provide this configuratoin when creating topic? >>> So whats the purpose of this in server.properties?? >>> >>> C:\JAVA_INSTALLATION\kafka\kafka_2.11-0.10.1.1>bin\windows\kafka-topic >>> s.bat --zookeeper localhost:2181/chroot/cluster1 --create --topic test >>> --partition 3 --replication-factor 3 --config min.insync.replicas=3 >>> Created topic "test". >>> >>> C:\JAVA_INSTALLATION\kafka\kafka_2.11-0.10.1.1>bin\windows\kafka-topic >>> s.bat --zookeeper localhost:2181/chroot/cluster1 --describe --topic >>> test >>> Topic:test PartitionCount:3 ReplicationFactor:3 >>> Configs:min.insync.replicas=3 >>> Topic: test Partition: 0 Leader: 1 Replicas: 1,2,0 >>> Isr: 1,2,0 >>> Topic: test Partition: 1 Leader: 2 Replicas: 2,0,1 >>> Isr: 2,0,1 >>> Topic: test Partition: 2 Leader: 0 Replicas: 0,1,2 >>> Isr: 0,1,2 >>> >>> Thanks >>> Shri >>> >>> >>> >>> This e-mail and its contents (to include attachments) are the property >>> of National Health Systems, Inc., its subsidiaries and affiliates, >>> including but not limited to Rx.com Community Healthcare Network, Inc. >>> and its subsidiaries, and may contain confidential and proprietary or >>> privileged information. If you are not the intended recipient of this >>> e-mail, you are hereby notified that any unauthorized disclosure, >>> copying, or distribution of this e-mail or of its attachments, or the >>> taking of any unauthorized action based on information contained herein is >>> strictly prohibited. >>> Unauthorized use of information contained herein may subject you to >>> civil and criminal prosecution and penalties. If you are not the >>> intended recipient, please immediately notify the sender by telephone >>> at >>> 800-433-5719 or return e-mail and permanently delete the original e-mail. >>> >> >> >> >> -- >> *Todd Palino* >> Staff Site Reliability Engineer >> Data Infrastructure Streaming >> >> >> >> linkedin.com/in/toddpalino >> This e-mail and its contents (to include attachments) are the property of >> National Health Systems, Inc., its subsidiaries and affiliates, including >> but not limited to Rx.com Community Healthcare Network, Inc. and its >> subsidiaries, and may contain confidential and proprietary or privileged >> information. If you are not the intended recipient of this e-mail, you are >> hereby notified that any unauthorized disclosure, copying, or distribution >> of this e-mail or of its attachments, or the taking of any unauthorized >> action based on information contained herein is strictly prohibited. >> Unauthorized use of information contained herein may subject you to civil >> and criminal prosecution and penalties. If you are not the intended >> recipient, please immediately notify the sender by telephone at 800-433-5719 >> or return e-mail and permanently delete the original e-mail. >
