Error: redis connection error 111
Detailed Solution for "Redis Connection Error 111"
-
Ensure Redis Server Is Running: Check whether the Redis server is up and running.
- Linux: Run
systemctl status redis
orservice redis status
. - Docker: If using Docker, ensure your container is running with
docker ps
. - Command Line: Use
redis-cli ping
. A "PONG" response indicates the server is running.
- Linux: Run
-
Check Network Connections: Diagnose your network for any issues.
- Local Network: Try
ping <redis-server-ip>
and ensure there's no packet loss. - Cross-Network: If accessing across networks, verify your routing paths and consider tools like
traceroute
ormtr
. - Docker Networking: For Docker setups, ensure proper network bridge configuration with
docker network inspect <network>
.
- Local Network: Try
-
Verify Host and Port: Confirm that you're using the correct host and port number.
- Configuration File: Look at your
redis.conf
for thebind
directive andport
setting. - Client Settings: Ensure your application client library matches these details.
- Environment Variables: Double-check any environment variables overriding defaults.
- Configuration File: Look at your
-
Review Firewall Settings: Check your firewall settings.
- iptables: List rules with
sudo iptables -L | grep 6379
. Add rules if needed:sudo iptables -A INPUT -p tcp --dport 6379 -j ACCEPT
. - UFW: If using UFW, allow the port with
sudo ufw allow 6379/tcp
. - Cloud Providers: Adjust security groups or firewall settings in AWS, Azure, GCP, etc., to permit traffic on port 6379.
- iptables: List rules with
By following these detailed steps tailored to various environments and situations, you should be able to diagnose and resolve the 'redis connection error 111'.
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Other Common Redis Errors (with Solutions)
- could not connect to redis at 127.0.0.1:6379: connection refused
- redis error server closed the connection
- redis.exceptions.responseerror: value is not an integer or out of range
- redis.exceptions.responseerror moved
- redis.exceptions.responseerror noauth authentication required
- redis-server failed to start advanced key-value store
- spring boot redis unable to connect to localhost 6379
- unable to configure redis to keyspace notifications
- redis.clients.jedis.exceptions.jedismoveddataexception
- could not get resource from pool redis
- failed to restart redis service unit redis service not found
- job for redis-server.service failed because a timeout was exceeded
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