升级到 10.04 后，Ubuntu 在输入凭据后需要很长时间（1-2 分钟）才能登录。大部分时间对话框显示“正在检查凭据”。我什至如何调试这里发生的事情？这是一个非常活泼的系统，但显然在登录过程中有些东西挂了或没有响应。
这是我的 :0-greeter.log。有任何想法吗？
Window manager warning: Failed to read saved session file /var/lib/gdm/.config/metacity/sessions/1046b54d5b8b97fbb2128498129581685800000016580008.ms: Failed to open file '/var/lib/gdm/.config/metacity/sessions/1046b54d5b8b97fbb2128498129581685800000016580008.ms': No such file or directory
** (process:1742): DEBUG: Greeter session pid=1742 display=:0.0 xauthority=/var/run/gdm/auth-for-gdm-pWDXxn/database
(gnome-power-manager:1745): GLib-GObject-WARNING **: /build/buildd/glib2.0-2.24.1/gobject/gsignal.c:2273: signal `proxy-status' is invalid for instance `0x21f5160'
** (gnome-power-manager:1745): WARNING **: Either HAL or DBUS are not working!
** (gnome-power-manager:1745): WARNING **: proxy failed
** (gnome-power-manager:1745): WARNING **: failed to get Computer root object
** (gnome-power-manager:1745): WARNING **: proxy NULL!!
gdm-simple-greeter[1742]: …