Linux启动失败

错误如下 

Jun 5 10:34:58 localhost init: prefdm main process (2339) terminated with statu

s 1

Jun 5 10:34:58 localhost init: prefdm main process ended, respawning

Jun 5 10:34:58 localhost init: prefdm main process (2377) terminated with statu

s 1

Jun 5 10:34:58 localhost init: prefdm main process ended, respawning

Jun 5 10:34:59 localhost init: prefdm main process (2394) terminated with statu

s 1

Jun 5 10:34:59 localhost init: prefdm main process ended, respawning

Jun 5 10:34:59 localhost init: prefdm main process (2411) terminated with statu

s 1

Jun 5 10:34:59 localhost init: prefdm main process ended, respawning

Jun 5 10:34:59 localhost init: prefdm main process (2428) terminated with statu

s 1

Jun 5 10:34:59 localhost init: prefdm main process ended, respawning

Jun 5 10:35:00 localhost init: prefdm main process (2446) terminated with statu

s 1

Jun 5 10:35:00 localhost init: prefdm main process ended, respawning

Jun 5 10:35:00 localhost init: prefdm main process (2463) terminated with statu

s 1

Jun 5 10:35:00 localhost init: prefdm main process ended, respawning

Jun 5 10:35:00 localhost init: prefdm main process (2480) terminated with statu

s 1

Jun 5 10:35:00 localhost init: prefdm main process ended, respawning

Jun 5 10:35:01 localhost init: prefdm main process (2497) terminated with statu

s 1

Jun 5 10:35:01 localhost init: prefdm main process ended, respawning

Jun 5 10:35:01 localhost init: prefdm main process (2514) terminated with statu

s 1

Jun 5 10:35:01 localhost init: prefdm main process ended, respawning

Jun 5 10:35:01 localhost init: prefdm main process (2532) terminated with statu

s 1

Jun 5 10:35:01 localhost init: prefdm respawning too fast, stopped

：分析为X桌面出现了问题，重新安装X桌面