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([2600:1015:a030:7620:5a80:a579:2c9e:9ca]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4ed282d74a4sm1292944173.109.2025.02.15.07.34.28 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 15 Feb 2025 07:34:29 -0800 (PST) From: FreeBSD Louisville X-Google-Original-From: FreeBSD Louisville Message-ID: <978106d8-1ad0-4227-a387-aa4bece0b156@Gmail.com> Date: Sat, 15 Feb 2025 10:34:27 -0500 List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-virtualization@freebsd.org Sender: owner-freebsd-virtualization@FreeBSD.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: freebsd-virtualization@freebsd.org Subject: Can I allocate some CPUs to the bhyve host? Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-1.00 / 15.00]; SUBJECT_ENDS_QUESTION(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_SPAM_SHORT(1.00)[0.996]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20230601]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_FROM(0.00)[gmail.com]; FROM_HAS_DN(0.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FREEMAIL_ENVFROM(0.00)[gmail.com]; TO_DN_NONE(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; PREVIOUSLY_DELIVERED(0.00)[freebsd-virtualization@freebsd.org]; MID_RHS_MATCH_FROM(0.00)[]; MLMMJ_DEST(0.00)[freebsd-virtualization@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::d2d:from] X-Rspamd-Queue-Id: 4YwCdj6q4Bz455S X-Spamd-Bar: - It appears to me that a user could over-provision CPUs to guests, causing massive slowdown of the system.  Can I specify CPUs to be "locked" to the host?  If I have 16 processors available, could I start guests that want 32 CPUs?