Warning: The driver descriptor says the physical block size is 2048 bytes, but Linux says it is 512 bytes.Īll these warnings are safe to ignore, and your drive should be able to boot without any problems.
Pour créer notre clé d’installation de Mac OS X Mavericks, il nous faut tout d’abord récupérer l’image du fichier d’installation en allant le télécharger depuis le Mac App Store disponible sur votre système actuel. Récupération de l’installeur OS X Mavericks. Try making a fresh table, and using Parted's rescue feature to recover partitions. Dans ce tutoriel, nous allons voir comment réaliser une clé USB bootable OS X Mavericks. Is this a GPT partition table? Both the primary and backup GPT tables are corrupt. Or perhaps you deleted the GPT table, and are now using an msdos partition table. Perhaps it was corrupted - possibly by a program that doesn't understand GPT partition tables. However, it does not have a valid fake msdos partition table, as it should. dev/xxx contains GPT signatures, indicating that it has a GPT table. Remember, to rehide the normall hidden files just repeat step 1 but change YES to NO.Ubuntu images (and potentially some other related GNU/Linux distributions) have a peculiar format that allows the image to boot without any further modification from both CDs and USB drives.Ī consequence of this enhancement is that some programs, like parted get confused about the drive's format and partition table, printing warnings such as:.So simply restart, hold down the Option key (Alt) when booting with the USB drive in your machine, and you should get the option to boot from the USB drive. Basically, replace the Packages alias you just deleted with the real Packages folder from the original InstallESD volume.
Copy the full Packages folder from the root of the mounted InstallESD volume (the same place you got the BaseSystem.dmg file) to the USB volumes System/Installation folder.Press FN+CTRL+ALT (OPTION)+F2 to enter command mode. In there you will see an alias for Packages. You can create the bootable USB using any OS on your machine. Now open up the restored USB volume (default name is OS X Base System) and navigate to System/Installation. There you have it - a bootable copy OS X Mavericks on USB Flash Drive that can be used to install, upgrade, and/or troubleshoot compatible Apple computers.Open Disk Utility and restore the source BaseSystem.dmg to the destination of your USB drive.You should now see the normally hidden BaseSystem.dmg file in the mounted volume.Unfortunately, you can’t just grab it and restore it. There you will see the InstallESD.dmg file. Navigate to the Contents/SharedSupport.Right-click it and select ‘Show Package Contents’.
After download you will have the ‘Install OS X 10.9′ app in your /Applications folder.(At time of writing this is only possible for those with access to the developer previews). Download the installer as normal from the app store.So start by opening Terminal.app and pasting in the following (don’t worry, we’ll undo this change when we are done)… defaults write AppleShowAllFiles YES You are going to need to see some hidden files for this.You will need at least a 8GB Flash Drive (USB 3.0 is obviously a better choice). The Marek Bell blog notes that creating a bootable flash drive of Mavericks is a bit more intricate than Mountain Lion because “it is no longer possible to simply restore the InstallESD.dmg to get a bootable image for USB / Flash drive installation.” But there is a way around this obstacle, which Marek outlines in his thorough walkthrough of creating a bootable OS X Mavericks flash drive.
The only way to obtain a bootable OS X Mavericks USB flash drive is to create your own: Delivering Mavericks via a download is super conveient and easy for everyday users but can be unhelpful in several troubleshooting or advanced OS modification situations. A developer preview of the new operating system is available now as a Mac App Store download for registered developers. On Monday Apple finally unveiled to the world the next iteration of OS X, Mavericks.