I've now tried mounting with nospace_cache as suggested in another thread, no difference.
I also tried remounting with enospc_debug, but that didn't give me more info than before BTRFS info (device sdb): 523 enospc errors during balance //Nisse -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html