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Berrange" , Markus Armbruster Subject: Re: [PATCH V7 24/24] migration: cpr-transfer documentation In-Reply-To: <823cae1e-7553-4735-8aa6-21d6f1b81b14@oracle.com> References: <1736967650-129648-1-git-send-email-steven.sistare@oracle.com> <1736967650-129648-25-git-send-email-steven.sistare@oracle.com> <87tt9xec2y.fsf@suse.de> <68bee183-ba2b-420c-b885-a6ba630f74fe@oracle.com> <87r051e9xb.fsf@suse.de> <19a1f016-981e-49ea-9ead-bc64f69fa0c1@oracle.com> <87o705dzvn.fsf@suse.de> <823cae1e-7553-4735-8aa6-21d6f1b81b14@oracle.com> Date: Fri, 17 Jan 2025 17:04:18 -0300 Message-ID: <87ldv9dx6l.fsf@suse.de> MIME-Version: 1.0 Content-Type: text/plain X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[99.99%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; TAGGED_RCPT(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; MISSING_XM_UA(0.00)[]; RCPT_COUNT_SEVEN(0.00)[10]; MIME_TRACE(0.00)[0:+]; MID_RHS_MATCH_FROM(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; FREEMAIL_CC(0.00)[redhat.com,gmail.com,habkost.net,linaro.org]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; URIBL_BLOCKED(0.00)[suse.de:mid,oracle.com:email,imap1.dmz-prg2.suse.org:helo]; RCVD_COUNT_TWO(0.00)[2]; FUZZY_BLOCKED(0.00)[rspamd.com]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo, oracle.com:email, suse.de:mid] Received-SPF: pass client-ip=195.135.223.131; envelope-from=farosas@suse.de; helo=smtp-out2.suse.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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 Steven Sistare writes: > On 1/17/2025 2:06 PM, Fabiano Rosas wrote: >> Steven Sistare writes: >> >>> On 1/17/2025 10:29 AM, Fabiano Rosas wrote: >>>> Steven Sistare writes: >>>> >>>>> On 1/17/2025 9:42 AM, Fabiano Rosas wrote: >>>>>> Steve Sistare writes: > [...] >>> >>> Thank-you for the simple example. I reproduced the failure. >>> To fix, add "-machine aux-ram-share=on -machine memory-backend=ram0" >>> (The previous longer example had the former but lacked the latter). >>> Without that, the volatile pc.ram region is still in the mix. >> >> There you go, that kvm-tpr-opt message is almost always indicative of >> user error. I think because it's the first vmstate to be loaded. >> >> Nonetheless, we better update the documentation to: >> >> -object memory-backend-file,id=ram0,size=4G,mem-path=/dev/shm/ram0,share=on -m -4G \ >> -machine memory-backend=ram0 \ >> -machine aux-ram-share=on > > Agreed. Will you squash it in to both examples? Yep, no worries. > > - Steve