Ubuntu 修改 GRUB 默认启动内核flyfish通过修改 GRUB 的 GRUB_DEFAULT 配置项设置 Ubuntu 默认启动的内核。dpkg --list | grep linux-imageii linux-image-6.17.0-35-generic6.17.0-35.35~24.04.1 amd64 Signed kernel image generic ii linux-image-6.8.0-137-generic6.8.0-137.137 amd64 Signed kernel image generic ii linux-image-7.0.0-28-generic7.0.0-28.28~24.04.1 amd64 Signed kernel image generic ii linux-image-generic6.8.0-137.137 amd64 Generic Linux kernel image ii linux-image-generic-hwe-24.047.0.0-28.28~24.04.1 amd64 Generic Linux kernel imagesudo grep “menuentry Ubuntu, with Linux 6.8” /boot/grub/grub.cfgmenuentryUbuntu, with Linux 6.8.0-137-generic--classubuntu--classgnu-linux--classgnu--classos$menuentry_id_optiongnulinux-6.8.0-137-generic-advanced-1a7d41f7-05df-4c24-a70d-d8d3c4f4c6e1{menuentryUbuntu, with Linux 6.8.0-137-generic (recovery mode)--classubuntu--classgnu-linux--classgnu--classos$menuentry_id_optiongnulinux-6.8.0-137-generic-recovery-1a7d41f7-05df-4c24-a70d-d8d3c4f4c6e1{1. 编辑 GRUB 配置sudonano/etc/default/grub找到GRUB_DEFAULT0改成GRUB_DEFAULTAdvanced options for UbuntuUbuntu, with Linux 6.8.0-137-generic保存退出CtrlO→ 回车 →CtrlX2. 更新 GRUB 并重启sudoupdate-grubsudoreboot3. 重启后验证内核uname-r显示6.8.0-137-generic就成功了。
Ubuntu 修改 GRUB 默认启动内核flyfish通过修改 GRUB 的 GRUB_DEFAULT 配置项设置 Ubuntu 默认启动的内核。dpkg --list | grep linux-imageii linux-image-6.17.0-35-generic6.17.0-35.35~24.04.1 amd64 Signed kernel image generic ii linux-image-6.8.0-137-generic6.8.0-137.137 amd64 Signed kernel image generic ii linux-image-7.0.0-28-generic7.0.0-28.28~24.04.1 amd64 Signed kernel image generic ii linux-image-generic6.8.0-137.137 amd64 Generic Linux kernel image ii linux-image-generic-hwe-24.047.0.0-28.28~24.04.1 amd64 Generic Linux kernel imagesudo grep “menuentry Ubuntu, with Linux 6.8” /boot/grub/grub.cfgmenuentryUbuntu, with Linux 6.8.0-137-generic--classubuntu--classgnu-linux--classgnu--classos$menuentry_id_optiongnulinux-6.8.0-137-generic-advanced-1a7d41f7-05df-4c24-a70d-d8d3c4f4c6e1{menuentryUbuntu, with Linux 6.8.0-137-generic (recovery mode)--classubuntu--classgnu-linux--classgnu--classos$menuentry_id_optiongnulinux-6.8.0-137-generic-recovery-1a7d41f7-05df-4c24-a70d-d8d3c4f4c6e1{1. 编辑 GRUB 配置sudonano/etc/default/grub找到GRUB_DEFAULT0改成GRUB_DEFAULTAdvanced options for UbuntuUbuntu, with Linux 6.8.0-137-generic保存退出CtrlO→ 回车 →CtrlX2. 更新 GRUB 并重启sudoupdate-grubsudoreboot3. 重启后验证内核uname-r显示6.8.0-137-generic就成功了。
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