yuvalif

vstart

setup

• start:

MON=1 OSD=1 MDS=0 MGR=0 RGW=1 ../src/vstart.sh -n -d -o rgw_max_objs_per_shard=50 -o rgw_reshard_thread_interval=60

• verify the number was set, and that dynamic reshard is enabled:

bin/ceph -c ceph.conf daemon out/radosgw.8000.asok config get rgw_max_objs_per_shard
bin/ceph -c ceph.conf daemon out/radosgw.8000.asok config get rgw_dynamic_resharding

mcastelino

How to use VFIO to assign a device to nested VM

• Here the vfio-pci device is passed in into the L1 VM
• The L1 VM is setup with kernel_irqchip=split
• The L0 exposes a virtual IOMMU to the L1 VM

qemu-system-x86_64 \
    -machine q35,accel=kvm,kernel_irqchip=split \
    -enable-kvm \