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| -rw-r--r-- | doc/source/admin/virtual-persistent-memory.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/source/admin/virtual-persistent-memory.rst b/doc/source/admin/virtual-persistent-memory.rst index 73cc0f3b98..95ad9a942f 100644 --- a/doc/source/admin/virtual-persistent-memory.rst +++ b/doc/source/admin/virtual-persistent-memory.rst @@ -31,12 +31,23 @@ The following are required to support the vPMEM feature: ``dax_pmem``, ``nd_pmem``, ``device_dax``, ``nd_btt`` +.. note:: + + NVDIMM support is present in the Linux Kernel v4.0 or newer. It is + recommended to use Kernel version 4.2 or later since `NVDIMM support + <https://docs.pmem.io/persistent-memory/getting-started-guide/creating-development-environments/linux-environments>`_ + is enabled by default. We met some bugs in older versions, and we have + done all verification works with OpenStack on 4.18 version, so 4.18 + version and newer will probably guarantee its functionality. + * QEMU version >= 3.1.0 * Libvirt version >= 5.0.0 * `ndctl`_ version >= 62 +* daxio version >= 1.6 + The vPMEM feature has been verified under the software and hardware listed above. |