# Vertx blocked thread & Kafka timeout issue

**URL:** <https://community.mosip.io/t/vertx-blocked-thread-kafka-timeout-issue/323>\
**Category:** General\
**Created:** [February 15, 2023, 2:54pm UTC](https://community.mosip.io/t/vertx-blocked-thread-kafka-timeout-issue/323 "2023-02-15T14:54:19Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![zeddari](https://avatars.discourse-cdn.com/v4/letter/z/898d66/32.png) [@zeddari](https://community.mosip.io/u/zeddari)\
**Post date:** [February 15, 2023, 2:54pm UTC](https://community.mosip.io/t/vertx-blocked-thread-kafka-timeout-issue/323/1 "2023-02-15T14:54:19Z")

</div>

Hi  
we are sending packet from registration client to registration-processsor, but we are getting an error at the stage 1:  
**Failed kafkaProducer.write null {}**  
**org.apache.kafka.common.errors.TimeoutException: Failed to update metadata after 60000 ms.**  
Kafka params are:

- KAFKA\_BROKER\_ID: 1
- 

```
  KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'

```

- 

```
  KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_INTERNAL:PLAINTEXT

```

- 

```
  KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092,PLAINTEXT_INTERNAL://kafka:29092

```

- 

```
  KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1

```

- 

```
  KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1

```

- 

```
  KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1

```

- 

```
  KAFKA_REQUEST_TIMEOUT_MS: 60000

```

Below the details:

 ![image](https://europe1.discourse-cdn.com/flex017/uploads/mosip1/original/1X/d30c4b0108f7574525ee8010a937d4846719b441.png)

---

<div class="post-metadata">

**Author:** ![gsasikumar](https://avatars.discourse-cdn.com/v4/letter/g/b782af/32.png) [@gsasikumar](https://community.mosip.io/u/gsasikumar)\
**Post date:** [March 16, 2023, 6:23am UTC](https://community.mosip.io/t/vertx-blocked-thread-kafka-timeout-issue/323/2 "2023-03-16T06:23:14Z")

</div>

How often are you seeing this error? This error essentially means somewhere else the software is stuck or too slow.