38097ad9c3
virtinst-pvgrub2-bootloader.patch - Refreshed patches virtinst-change-location-for-grub_xen.patch virtinst-set-cache-mode-unsafe-for-install.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/virt-manager?expand=0&rev=492
30 lines
1.2 KiB
Diff
30 lines
1.2 KiB
Diff
Set cache mode for target installation disk to unsafe for better
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performance.
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Index: virt-manager-2.2.1/virtinst/install/installer.py
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===================================================================
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--- virt-manager-2.2.1.orig/virtinst/install/installer.py
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+++ virt-manager-2.2.1/virtinst/install/installer.py
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@@ -422,11 +422,22 @@ class Installer(object):
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guest.memory) = data
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def _get_install_xml(self, guest, meter):
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+ # At install time set the target disk to 'unsafe' for
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+ # better performance if the target is not a block device
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+ saved_cache = "None"
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+ if guest.devices.disk:
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+ target_disk = guest.devices.disk[0]
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+ saved_cache = target_disk.driver_cache
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+ if target_disk.type != DeviceDisk.TYPE_BLOCK:
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+ target_disk.driver_cache = DeviceDisk.CACHE_MODE_UNSAFE
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+
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data = self._prepare_get_install_xml(guest)
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try:
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self._alter_bootconfig(guest)
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self._alter_install_resources(guest, meter)
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ret = guest.get_xml()
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+ if saved_cache != "None":
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+ target_disk.driver_cache = saved_cache
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return ret
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finally:
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self._remove_install_cdrom_media(guest)
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