clean var cache yum

erased;It is also important to note that when Magento uses the default file to store the cache, usually we can also use the RM-RF var/cache/* to clear the entire cache, but if not with the file cache, such as XCache, memcached, APC, DB, SQLite and so on, "Flush Magento

Today was originally used Xshell link local linux, but the link did not actively pop-up input user name and Password dialog box, Google searched, encountered the above problem.The solution is as follows:1. Terminal input PS aux, list process. Find the process containing the apt-get, and directly sudo kill PID.2. Forced unlock, commandsudo rm/var/cache/apt/archives/locksudo rm/

-0ubuntu4.1.13.10.1_all.deb Fcitx-config-gtk2_0.4.7-1_amd64.deb Libqapt2_2.0.65-0ubuntu1_amd64.deb Fcitx-data_1%3a4.2.8.1-3_all.deb Libqapt2-runtime_2.0.65-0ubuntu1_amd64.deb Fcitx-dbg_1%3a4.2.8.1-3_amd64.deb Libqca2_2.0.3-4_amd64.deb Fcitx-frontend-all_1%3a4.2.8.1-3_all.deb Libqt4-dbus_4%3a4.8.4+dfsg-0ubuntu18.1_amd64.deb Fcitx-frontend-fbterm_0.2.0-2_amd64.deb Libqt4-dbus_4%3a4.8.4+dfsg-0ubuntu18.1_i386.deb Fcitx-frontend-gtk2_1%3a4.2.8.1-3_amd64.deb Libqt4-declarative_4%3a4.8.4+dfsg-0ub

-config-gtk_0.4.7-1_amd64.deb Libpurple-bin_1%3a2.10.7-0ubuntu4.1.13.10.1_all.deb Fcitx-config-gtk2_0.4.7-1_amd64.deb Libqapt2_2.0.65-0ubuntu1_amd64.deb Fcitx-data_1%3a4.2.8.1-3_all.deb Libqapt2-runtime_2.0.65-0ubuntu1_amd64.deb Fcitx-dbg_1%3a4.2.8.1-3_amd64.deb Libqca2_2.0.3-4_amd64.deb Fcitx-frontend-all_1%3a4.2.8.1-3_all.deb Libqt4-dbus_4%3a4.8.4+dfsg-0ubuntu18.1_amd64.deb Fcitx-frontend-fbterm_0.2.0-2_amd64.deb Libqt4-dbus_4%3a4.8.4+dfsg-0ubuntu18.1_i386.deb Fcitx-frontend-gtk2_1%3a4.2

Clean up Yum CacheThe yum clean command is cleaned with yum, headers, packages, metadata, Dbcache, plugins, Expire-cache, Rpmdb, all#清理/var/cache