I’m facing issues with backing up my Discourse instance, the instance is setup to upload to Backblaze’s B2. Error log: Making sure archive does not already exist... Creating empty archive... Archiving data dump... Archiving uploads... Skipping uploads stored on S3. Removing tmp '/var/www/discourse…

Yeah, my setup doesn’t have the AWS_*_CHECKSUM_CALCULATION configs, which is where your setup seems to be erroring. There’s a thread on that feature not being supported by B2 , seems they recently implemented it, but I’m not sure if it actually works.

Yes, it worked until ~mid-December.

Presuming it stopped working after an upgrade, do you know the version where it was working (knowing the filename of the last successful backup would help) and the version you’re at now?

I’ll try to find the old files, I was doing some cleanup and deleted before checking :man_facepalming:t2:. I know this one `v20251209012613` was already failing. Will try to recover the older files to see when it stopped working.

I just got backblaze working on a fresh install, and by the looks of it you’re on older version of discourse - the version of ruby in your stacktrace is 3.3.0 and on mine it’s 3.4.0. Not sure if it’d make a difference, as the versions of aws-sdk-core and aws-sdk-s3 gems seem to be the same, but I th…

I just retried and got the same error. Setup: AWS_REQUEST_CHECKSUM_CALCULATION: WHEN_REQUIRED AWS_RESPONSE_CHECKSUM_VALIDATION: WHEN_REQUIRED DISCOURSE_USE_S3: true DISCOURSE_S3_REGION: "us-west-004" DISCOURSE_S3_INSTALL_CORS_RULE: false DISCOURSE_S3_CONFIGURE_TOMBSTONE_POLICY: false …

Ok, that made the trick. Finished! [SUCCESS] Backup done. Output file is stored on S3

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支持

supermathie (Michael Brown) 2026年一月16日 15:53 2

这以前奏效过吗？

話題		回覆	觀看
Occasional backup to S3 failure: "multipart upload failed: no tomes available" Self-hosting backups , s3	0	371	2023年十二月5日
Backblaze B2 backup fails - Unsupported header 'x-amz-checksum-algorithm' Bug	1	397	2025年二月26日
Can't upload backup to S3 after upgrading discourse to 2.8.0.beta1 Support	0	401	2021年五月21日
Cannot upload or backup to Amazon S3 Self-hosting backups , s3	3	2210	2015年十月14日
Can't migrate uploads to S3 Support s3	8	385	2025年六月12日

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