{"id":2658,"date":"2017-04-12T09:25:04","date_gmt":"2017-04-12T09:25:04","guid":{"rendered":"http:\/\/blog.designed79.co.uk\/?p=2658"},"modified":"2017-04-12T09:25:04","modified_gmt":"2017-04-12T09:25:04","slug":"remove-unused-kernels-in-centos","status":"publish","type":"post","link":"https:\/\/blog.designed79.co.uk\/?p=2658","title":{"rendered":"Remove unused Kernels in Centos"},"content":{"rendered":"

The command package-cleanup remove older kernel. Use –count=1 to keep just the latest. The program will never remove the kernel currently used (“Not removing kernel 3.10.0-327.el7 because it is the running kernel”), so you may end-up with two kernels in \/boot… until you reboot and re-run the command.<\/p>\n

So the command is<\/p>\n

package-cleanup --oldkernels --count=1<\/div><\/div>\n

The manpage document three options:<\/p>\n

--oldkernels
\n          Remove old kernel and kernel-devel packages.
\n--count <COUNT>
\n          Number of duplicate\/kernel packages to keep on the system (default 2)
\n--keepdevel
\n          Do not remove kernel-devel packages when removing kernels<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"

The command package-cleanup remove older kernel. Use –count=1 to keep just the latest. The program will never remove the kernel currently used […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2658","post","type-post","status-publish","format-standard","hentry","category-info-on-tech"],"_links":{"self":[{"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/2658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2658"}],"version-history":[{"count":0,"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/2658\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2658"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.designed79.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}