Aws Error Message: A conflicting conditional operation is currently in progress against this resource

aws

s3-buckets

synchronization-issues

error-handling

byNikita Barsukov·Oct 30, 2024

The AWS conditional operation error (technical speak for "Whoa there, slow down!") is due to simultaneous operations on the same resource. To overcome this, ensure single-threaded access or add retry logic. Here's an example Java retry mechanic using Exponential Backoff technique:

// "Try Try Until You Succeed" - AWS Edition
int retries = 0;
while (retries < MAX_RETRIES) {
    try {
        // (Put your AWS operation here)
        break;  // Success, so we break the loop. Celebration time 🎉!
    } catch (AmazonServiceException e) {
        if ("ConditionalCheckFailedException".equals(e.getErrorCode())) {
          // Houston, we have a problem! Backing off (read: sleeping) a bit, and then retrying.
            Thread.sleep((long) Math.pow(2, retries++) * 1000L);
        } else throw e;  // A wild error appeared! Best to deal with this ASAP.
    }
}

This non-blocking approach automatically retries with increasing delays, making AWS errors less of a headache.

Understanding the devil

When working with AWS services like creating or deleting S3 buckets, you need to bear in mind the synchronization time it requires. This could trigger an error code 409 (OperationAborted), which AWS's way of saying "I'm still working on your last request". So, let's bullet-out your best moves:

Slow down your operation frequency. Rapid consecutive operations can cause friction.
Limit hits? Check your architecture or holla AWS for a limit increase.
Use a different bucket name. This simple trick might help to circumvent the OperationAborted error.

The AWSCLI and SDKs game

When using AWSCLI or AWS SDKs, you can still face errors. Here is how to stack the odds in your favour:

Double or even triple-check the region while creating a bucket. A simple region mismatch can create confusion and trigger such errors.
Employ AWSCLI for direct control over operation and real-time troubleshooting.

Automation to the rescue

Automation can be your knight in shining armour when dealing with synchronization issues:

Automate retries in your scripts. It repeatedly tries until the operation succeeds.
Whenever dealing with S3, tailor your error-handling strategy to be vibrant and robust.
File loading errors during upload/download operations can be addressed with adequate retry delays.

Mind your regions and bucket names

AWS has a thing for regions when it comes to S3 buckets:

Creating a bucket after deletion might fail if you're trying it in a different region.
Insulate yourself against bucket name thefts by avoiding frequently deleting and recreating buckets with popular names.

Errors: Face them with grace

Finally, when addressing these errors:

Patience is the key—most of these conflicts self-resolve within a few hours.
Slow down your bucket request operations—the tortoise beats the hare in avoiding conflicting operations!

🕓Awaiting Synchronization - You can't hurry love, or AWS. Patience, my friend. 
🐢S3 Service Health - Slow and steady wins the race. Really!

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Understanding the devil The AWSCLI and SDKs game Automation to the rescue Mind your regions and bucket names Errors: Face them with grace