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envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.413, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Fri, May 09, 2025 at 09:42:10AM +0800, Li Zhijian wrote: > Ensure successful migration over RDMA by verifying that RLIMIT_MEMLOCK is > set to at least 128MB. This allocation is necessary due to the requirement > to pin significant portions of guest memory, typically exceeding 100MB > in this test, while the remainder is transmitted as compressed zero pages. > > Otherwise, it will fail with: > stderr: > qemu-system-x86_64: cannot get rkey > qemu-system-x86_64: error while loading state section id 2(ram) > qemu-system-x86_64: load of migration failed: Operation not permitted > qemu-system-x86_64: rdma migration: recv polling control error! > qemu-system-x86_64: RDMA is in an error state waiting migration to abort! > qemu-system-x86_64: failed to save SaveStateEntry with id(name): 2(ram): -1 > qemu-system-x86_64: Channel error: Operation not permitted > > Reported-by: Peter Xu > Signed-off-by: Li Zhijian Thanks, this works for me. I'll queue this one first separately. -- Peter Xu