Name post failure recovery Description prepares the disk to retry after failed installation OSClassName OSRecoverFailedInstallQueueElement Name pre-reap sizing Description calculates expected reap size, and ensures enough space for install OSClassName OSPreInstallSizingQueueElement Name fsck target Description fsck the target volume OSClassName OSVolumeFsckQueueElement Name ensure recovery partition Description creates or updates the recovery partition using BaseSystem.dmg OSClassName OSCreateRecoverySystemQueueElement Name download packages Description copies or downloads selected packages into a cache on local disk for installation OSClassName OSDownloadPackagesQueueElement Name verify packages Description xar verifies selected packages queued for installation OSClassName OSVerifyMediaQueueElement Name create archive Description create an archive of the old system for reaping and migration OSClassName OSPreUpgradeInstallQueueElement Attributes instant Name activate vm Description enable vm with swap files on the target disk, reserves disk, enables journaling OSClassName OSVolumeSetupQueueElement IFClassName IFVolumeSetupElement Attributes instant Name reap old system Description reap system files in the previous system archive OSClassName OSSystemReaperQueueElement Name start logging to disk Description routes the install log buffer to a file on the target OSClassName OSAttachLogQueueElement Attributes instant Name copy base system Description copies the base system OSClassName OSBaseSystemCopierQueueElement Name install packages with PackageKit Description installs packages using PackageKit IFClassName IFPKInstallElement Name write helper cookies Description writes language cookie for macbuddy and install type cookie for server OSClassName OSCookiesQueueElement Attributes instant Name remove temporary directory Description removes temporary directory used by IF-based package installs IFClassName IFRemoveTempDirsElement Attributes instant Name bless target disk Description execs /usr/sbin/bless on the target volume on non-media-based os install OSClassName OSBlessDiskQueueElement Attributes instant Name finalize target disk Description blesses disk for media-based os install, releases reserved disks OSClassName OSFinalizeDiskQueueElement IFClassName IFFinalizeDiskElement Attributes instant Name migrate users and files Description migrates users and files from the archive to the new system OSClassName OSPostUpgradeInstallQueueElement Name end of install tasks Description touches files on the target volume based on paths installed OSClassName OSEndOfInstallJobQueueElement IFClassName IFEndOfInstallJobElement Attributes instant