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path: root/devstack/tools/ironic/scripts/cirros-partition.sh
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* Remove use of nomodeset by defaultJulia Kreger2023-04-261-1/+1
| | | | | | | | | | | | | | | | | | | | | The troubleshooting kernel command line option nomodeset unfortunately changes the way framebuffer interactions work with graphics devices which in some cases can result in kernel memory to be used for graphics updates. When this happens on some specific hardware common in rack mount servers with baseboard management controllers, this can cause the memory bus to become locked for a brief time while the graphics update is occuring. This locked memory bus means disk IO can become blocked, and network cards can overflow their buffers resulting in packet loss on top of the latency incurred by the graphics update executing. As such, we've removed the nomodeset option from default usage and added a note describing its removal to the documentation along with a release note. Change-Id: I9084d88c3ec6f13bd64b8707892758fa87dd7f86
* Bump cirros to version 0.6.1Riccardo Pittau2023-01-261-1/+1
| | | | | | Use latest cirros available Change-Id: I916b96d1386d3b1f090df11a7a8d2ef70fe22559
* CI: use a custom cirros partition image instead of the defaultDmitry Tantsur2022-02-161-0/+69
Cirros partition images are not compatible with local boot since they don't ship grub (nor a normal root partition). This change adds a script that builds a partition image with UEFI artifacts present. It still cannot be booted in legacy mode, but it's a progress. Set the tempest plugin's partition_netboot option. We need it to inform the tempest plugin about the ability to do local boot. This option already exists but is never set. Also set the new default_boot_option parameter, which will be introduced and used in Iaba563a2ecbca029889bc6894b2a7f0754d27b88. Remove netboot from most of the UEFI jobs. Change-Id: I15189e7f5928126c6b336b1416ce6408a4950062