{"id":441,"date":"2010-12-20T11:02:13","date_gmt":"2010-12-20T18:02:13","guid":{"rendered":"http:\/\/jim-zimmerman.com\/?p=441"},"modified":"2018-11-01T16:39:19","modified_gmt":"2018-11-01T23:39:19","slug":"ubuntu-how-to-list-and-remove-old-kernels","status":"publish","type":"post","link":"https:\/\/jim-zimmerman.com\/?p=441","title":{"rendered":"Ubuntu &#8211; various software management commands"},"content":{"rendered":"<p>While I have not spent much looking, I have yet to find a way to have Ubuntu 10.4 manage the number kernels it keeps after upgrading.  I have had to manually remove older kernels to apply updated versions later.<\/p>\n<p>To list your currently install kernels:<\/p>\n<p>From a Terminal session enter the following:<br \/>\n<code>sudo dpkg -l | grep linux-image  | more<\/code><\/p>\n<p>To remove kernel packages, enter the following:<br \/>\n<code>sudo apt-get remove linux-image-2.6.xx-yy-generic <\/code><\/p>\n<p>Note: You can remove multiple installed kernels by just adding them to the list:<br \/>\n<code>sudo apt-get remove linux-image-2.6.xx-yy-generic linux-image-2.6.xx-zz-generic <\/code><\/p>\n<p>To list all installed packages:<br \/>\n<code>dpkg --get-selections<\/code><\/p>\n<p>To list all files a package contains:<br \/>\ndpkg -L <em>packagename<\/em><\/p>\n<p>To install a package:<br \/>\ndpkg -i <em>packagefilename<\/em><br \/>\nFor example:<br \/>\ndpkg -i somepackage.deb<\/p>\n<p>To list available packages:<br \/>\napt-cache search &#8211;names-only &#8216;stringtosearch&#8217;<\/p>\n<p>To clear apt cache:<br \/>\napt-get clean<\/p>\n<p>To update your repository list:<br \/>\napt-get update<\/p>\n<p>To upgrade one software package:<br \/>\napt-get install &#8211;only-upgrade <em>packagefilename<\/em><\/p>\n<p>To upgrade all software packages, if one is available:<br \/>\napt-get upgrade <\/p>\n<p>To disable a service:<br \/>\nupdate-rc.d <em>servicename<\/em> disable<\/p>\n","protected":false},"excerpt":{"rendered":"<p>While I have not spent much looking, I have yet to find a way to have Ubuntu 10.4 manage the number kernels it keeps after upgrading. I have had to manually remove older kernels to apply updated versions later. To list your currently install kernels: From a Terminal session enter the following: sudo dpkg -l [&#038;hellip<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[133,132],"class_list":["post-441","post","type-post","status-publish","format-standard","hentry","category-documentation","tag-kernel","tag-ubuntu"],"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/posts\/441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=441"}],"version-history":[{"count":13,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/posts\/441\/revisions"}],"predecessor-version":[{"id":1682,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=\/wp\/v2\/posts\/441\/revisions\/1682"}],"wp:attachment":[{"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jim-zimmerman.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}