bhyve: corrupting zfs pools?
Andriy Gapon
avg at FreeBSD.org
Wed Jun 3 10:02:46 UTC 2015
On 03/06/2015 00:40, Neel Natu wrote:
> Perhaps, but I wasn't able to repro this. I tried your recipe to repro
> on two systems running -current at r283917.
>
> - Intel Sandybridge server: Xeon E52650 with 8 cores/16 threads and 64GB memory
> - hdd1/hdd2 on UFS
> - hdd1/hdd2 on ZFS
>
> - AMD Opteron server: Opteron 6230 with 8 cores and 16GB memory
> - hdd1/hdd2 on UFS
>
> Can you provide some more details about your setup? I can then try to
> repro on a system similar to your setup.
>
> - uname -a
FreeBSD trant 11.0-CURRENT FreeBSD 11.0-CURRENT #134 r283188+ab4f83f(devel): Fri
May 22 15:55:27 EEST 2015 avg at trant:/usr/obj/usr/src/sys/TRANT amd64
This is not a pure FreeBSD, there are some local changes, but none to vmm or VM.
> - sysctl hw.model
hw.model: AMD Athlon(tm) II X2 250 Processor
> - sysctl hw.ncpu
hw.ncpu: 2
> - sysctl hw.physmem
hw.physmem: 8029335552
> - sysctl hw.vmm
hw.vmm.npt.pmap_flags: 507
hw.vmm.svm.num_asids: 64
hw.vmm.svm.disable_npf_assist: 0
hw.vmm.svm.features: 15
hw.vmm.svm.vmcb_clean: 959
hw.vmm.vmx.vpid_alloc_failed: 0
hw.vmm.vmx.posted_interrupt_vector: -1
hw.vmm.vmx.cap.posted_interrupts: 0
hw.vmm.vmx.cap.virtual_interrupt_delivery: 0
hw.vmm.vmx.cap.invpcid: 0
hw.vmm.vmx.cap.monitor_trap: 0
hw.vmm.vmx.cap.unrestricted_guest: 0
hw.vmm.vmx.cap.pause_exit: 0
hw.vmm.vmx.cap.halt_exit: 0
hw.vmm.vmx.initialized: 0
hw.vmm.vmx.cr4_zeros_mask: 0
hw.vmm.vmx.cr4_ones_mask: 0
hw.vmm.vmx.cr0_zeros_mask: 0
hw.vmm.vmx.cr0_ones_mask: 0
hw.vmm.ept.pmap_flags: 0
hw.vmm.vrtc.flag_broken_time: 1
hw.vmm.ppt.devices: 0
hw.vmm.iommu.initialized: 0
hw.vmm.bhyve_xcpuids: 4
hw.vmm.topology.cpuid_leaf_b: 1
hw.vmm.topology.cores_per_package: 1
hw.vmm.topology.threads_per_core: 1
hw.vmm.create: beavis
hw.vmm.destroy: beavis
hw.vmm.force_iommu: 0
hw.vmm.trace_guest_exceptions: 0
hw.vmm.ipinum: 251
hw.vmm.halt_detection: 1
> - host filesystem underlying hdd1 and hdd2
It's ZFS.
Thank you!
--
Andriy Gapon
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