DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.
Session log rotation uses the storage backend when one is present
Under the hood
Useful1Signal2
Internals
Session log rotation goes through the storage backend, with a retry if renaming fails.
What's wrong with this entry?
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What
Checking log size and rotating a log to its .1 copy now go through backend stat, rename and delete calls when the storage backend is available, with a delete-then-retry if the rename fails. Without it, the previous filesystem path runs unchanged.
Evidence
this.storageV5.hostFiles
Strings lifted out of the shipped bundle, so the claim above can be checked against them.