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IndexOutOfBoundsException from RenewalTask #6506
Description
Redis version
7.0 (Google cloud)
Redisson version
3.44.0
Redisson configuration
singleServer
subscriptionsPerConnection=10
ConnectTimeout=10000ms
PingConnectionInterval=10000ms
What is the Expected behavior?
No log warnings
What is the Actual behavior?
Since upgrading from Redisson 3.43.0 we get sporadic log warnings:
An exception was thrown by TimerTask. Index 0 out of bounds for length 0
java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:100)
at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:106)
at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:302)
at java.base/java.util.Objects.checkIndex(Objects.java:365)
at java.base/java.util.ArrayList.get(ArrayList.java:428)
at org.redisson.renewal.LockTask.renew(LockTask.java:71)
at org.redisson.renewal.RenewalTask.execute(RenewalTask.java:83)
at org.redisson.renewal.RenewalTask.run(RenewalTask.java:170)
at org.redisson.renewal.LockTask.run(LockTask.java:32)
at io.netty.util.HashedWheelTimer$HashedWheelTimeout.run(HashedWheelTimer.java:713)
at io.netty.util.concurrent.ImmediateExecutor.execute(ImmediateExecutor.java:34)
at io.netty.util.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:701)
at io.netty.util.HashedWheelTimer$HashedWheelBucket.expireTimeouts(HashedWheelTimer.java:788)
at io.netty.util.HashedWheelTimer$Worker.run(HashedWheelTimer.java:501)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.base/java.lang.Thread.run(Thread.java:1575)
As far as I can tell it is only noise and does not cause any task to fail. Does not appear to correlated with start up or shutdown.
Guessing it is caused by 597d604
Additional information
No response
Activity
Fixed - RenewalTask throws IndexOutOfBoundsException. #6506
mrniko commentedon Mar 21, 2025
Fixed. Thanks for report