1，报错内容具体如下，昨天还可以用，今天突然不能正常使用了，且咨询相关人员，网络和主机未作任何修改，问题特别奇怪

现象是连接打开后，却又被关闭了,

09:29:14] Connecting...

[09:29:14] Connecting to '10.4.124.236'...

[09:29:14] Connected.

[09:29:14] Version exchange initiated...

[09:29:14] server: SSH-2.0-OpenSSH_4.3

[09:29:14] client: SSH-2.0-nsssh2_4.0.0023 NetSarang Computer, Inc.

[09:29:14] SSH2 is selected.

[09:29:14] Algorithm negotiation initiated...

[09:29:14] key exchange: diffie-hellman-group14-sha1

[09:29:14] host key: ssh-dss

[09:29:14] outgoing encryption: aes128-cbc

[09:29:14] incoming encryption: aes128-cbc

[09:29:14] outgoing mac: hmac-sha1

[09:29:14] incoming mac: hmac-sha1

[09:29:14] outgoing compression: none

[09:29:14] incoming compression: none

[09:29:14] Host authentication initiated...

[09:29:14] Hostkey fingerprint:

[09:29:14] ssh-dsa 1024 d5:0c:cb:fb:15:25:f2:25:a4:98:d8:8c:64:dd:03:b6

[09:29:14] Accepted. Verifying host key...

[09:29:14] Verified.

[09:29:14] User authentication initiated...

[09:29:14] Sent user name 'root'.

[09:29:15] Sent password.

[09:29:15] Access granted.

[09:29:15] Sent X11 forwarding request...

[09:29:15] Succeeded.

[09:29:15] Sent the command line.

[09:29:15] /usr/bin/gnome-session --display $DISPLAY

[09:29:15] Start timer (TIMER_SHUTDOWN, 180).

[09:29:15] An X11 channel (id=1) has opened.

[09:29:15] Stop timer (TIMER_SHUTDOWN).

SESSION_MANAGER=local/dtydb6:/tmp/.ICE-unix/20240

[09:29:15] An X11 channel (id=2) has opened.

[09:29:15] An X11 channel (id=2) has closed.

[09:29:30] Connection closed.

2，折腾了半天，发现配置和网络确实没啥问题，查看22端口连接的时候，发现了少许异常，大量gnome-session的的连接存在，说明图形不存在了，大量进程依然存在。

[root@dtydb6 ~]# netstat -anp |grep 22

tcp 0 0 127.0.0.1:2208 0.0.0.0:* LISTEN 14016/hpiod

tcp 0 0 127.0.0.1:2207 0.0.0.0:* LISTEN 14021/python

tcp 225 0 127.0.0.1:57276 127.0.0.1:6010 CLOSE_WAIT 25294/gnome-session

tcp 225 0 127.0.0.1:54278 127.0.0.1:6011 CLOSE_WAIT 25430/gnome-session

tcp 0 0 :::50221 :::* LISTEN 8770/java

tcp 0 0 :::22 :::* LISTEN 14034/sshd

tcp 0 0 ::ffff:127.0.0.1:50010 ::ffff:127.0.0.1:36322 ESTABLISHED 8436/java

tcp 0 0 ::ffff:127.0.0.1:52233 ::ffff:127.0.0.1:50010 ESTABLISHED 14192/java

tcp 0 0 ::ffff:127.0.0.1:52266 ::ffff:127.0.0.1:50010 ESTABLISHED 14192/java

tcp 0 0 ::ffff:127.0.0.1:50010 ::ffff:127.0.0.1:52233 ESTABLISHED 8436/java

tcp 0 0 ::ffff:10.4.124.236:22 ::ffff:10.6.90.46:57384 ESTABLISHED 30046/sshd: flume [

tcp 0 0 ::ffff:127.0.0.1:36322 ::ffff:127.0.0.1:50010 ESTABLISHED 14192/java

tcp 0 0 ::ffff:127.0.0.1:50010 ::ffff:127.0.0.1:52266 ESTABLISHED 8436/java

unix 2 [ ACC ] STREAM LISTENING 1780561187 22185/gnome-keyring /tmp/keyring-gDWLxA/socket

unix 2 [ ACC ] STREAM LISTENING 1891200462 22469/dbus-daemon @/tmp/dbus-tSqkNMzoy8

unix 2 [ ACC ] STREAM LISTENING 1891236206 22591/dbus-daemon @/tmp/dbus-9Hf74ZYnFO

unix 2 [ ACC ] STREAM LISTENING 1890815660 22019/gnome-keyring /tmp/keyring-9AetWr/socket

unix 2 [ ACC ] STREAM LISTENING 1891236314 22598/gnome-keyring /tmp/keyring-P9K1TT/socket

unix 2 [ ACC ] STREAM LISTENING 1891236098 22565/ssh-agent /tmp/ssh-pAbVj22529/agent.22529

unix 2 [ ACC ] STREAM LISTENING 1891221988 22496/Xorg /tmp/.X11-unix/X0

unix 2 [ ACC ] STREAM LISTENING 1652657822 11493/gnome-keyring /tmp/keyring-8bmXqi/socket

unix 2 [ ACC ] STREAM LISTENING 1891236633 22621/scim-launcher /tmp/scim-socket-frontend-root

unix 2 [ ACC ] STREAM LISTENING 1891237045 22625/scim-helper-m /tmp/scim-helper-manager-socket-root

unix 2 [ ACC ] STREAM LISTENING 1891237051 22626/scim-panel-gt /tmp/scim-panel-socket:0-root

unix 2 [ ACC ] STREAM LISTENING 1780561165 22169/gnome-session /tmp/.ICE-unix/22169

unix 2 [ ACC ] STREAM LISTENING 1890815634 22003/gnome-session /tmp/.ICE-unix/22003

unix 2 [ ACC ] STREAM LISTENING 1891236301 22529/gnome-session /tmp/.ICE-unix/22529

unix 2 [ ACC ] STREAM LISTENING 1652485220 11305/gnome-session /tmp/orbit-root/linc-2c29-0-4fc370bf9d0a6

unix 2 [ ACC ] STREAM LISTENING 1324521 26721/vmware-vmx /var/run/vmware/root_0/1354763574226987_26721/testAutomation-fd

unix 2 [ ACC ] STREAM LISTENING 1324553 26721/vmware-vmx /var/run/vmware/root_0/1354763574226987_26721/mks-fd

unix 2 [ ACC ] STREAM LISTENING 1324743 26721/vmware-vmx /var/run/vmware/root_0/1354763574226987_26721/vmx-vmdb-fd

unix 2 [ ACC ] STREAM LISTENING 1780561153 22169/gnome-session /tmp/orbit-root/linc-5699-0-6dbdd67f51d24

unix 2 [ ACC ] STREAM LISTENING 1890815609 22003/gnome-session /tmp/orbit-root/linc-55f3-0-267726a47e0c1

unix 2 [ ACC ] STREAM LISTENING 1891236261 22529/gnome-session /tmp/orbit-root/linc-5801-0-578ef610e75e6

unix 2 [ ACC ] STREAM LISTENING 1891236349 22600/gnome-setting /tmp/orbit-root/linc-5848-0-9c55c2cf33c3

unix 2 [ ACC ] STREAM LISTENING 1891263470 22645/gnome-screens /tmp/orbit-root/linc-5874-0-84749e3c3a5

unix 2 [ ACC ] STREAM LISTENING 40225 13431/dbus-daemon /var/run/dbus/system_bus_socket

unix 2 [ ] STREAM CONNECTED 1892746223 23308/gnome-session

unix 2 [ ] STREAM CONNECTED 1892746221 23308/gnome-session

unix 3 [ ] STREAM CONNECTED 1891263490 22645/gnome-screens

unix 3 [ ] STREAM CONNECTED 1891263487 22591/dbus-daemon @/tmp/dbus-9Hf74ZYnFO

unix 3 [ ] STREAM CONNECTED 1891263486 22645/gnome-screens

unix 3 [ ] STREAM CONNECTED 1891263473 22645/gnome-screens /tmp/orbit-root/linc-5874-0-84749e3c3a5

unix 3 [ ] STREAM CONNECTED 1891263466 22645/gnome-screens

unix 3 [ ] STREAM CONNECTED 1891263455 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891263454 22645/gnome-screens

unix 3 [ ] STREAM CONNECTED 1891237054 22626/scim-panel-gt /tmp/scim-panel-socket:0-root

unix 3 [ ] STREAM CONNECTED 1891237053 22628/scim-launcher

unix 3 [ ] STREAM CONNECTED 1891237048 22625/scim-helper-m /tmp/scim-helper-manager-socket-root

unix 3 [ ] STREAM CONNECTED 1891237047 22626/scim-panel-gt

unix 3 [ ] STREAM CONNECTED 1891236888 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891236887 22626/scim-panel-gt

unix 3 [ ] STREAM CONNECTED 1891236874 22621/scim-launcher /tmp/scim-socket-frontend-root

unix 3 [ ] STREAM CONNECTED 1891236873 22625/scim-helper-m

unix 3 [ ] STREAM CONNECTED 1891236784 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891236783 22628/scim-launcher

unix 3 [ ] STREAM CONNECTED 1891236723 22621/scim-launcher /tmp/scim-socket-frontend-root

unix 3 [ ] STREAM CONNECTED 1891236722 22625/scim-helper-m

unix 3 [ ] STREAM CONNECTED 1891236719 22621/scim-launcher /tmp/scim-socket-frontend-root

unix 3 [ ] STREAM CONNECTED 1891236718 22625/scim-helper-m

unix 3 [ ] STREAM CONNECTED 1891236604 22529/gnome-session

unix 3 [ ] STREAM CONNECTED 1891236400 22591/dbus-daemon @/tmp/dbus-9Hf74ZYnFO

unix 3 [ ] STREAM CONNECTED 1891236399 22600/gnome-setting

unix 3 [ ] STREAM CONNECTED 1891236354 22600/gnome-setting /tmp/orbit-root/linc-5848-0-9c55c2cf33c3

unix 3 [ ] STREAM CONNECTED 1891236347 22600/gnome-setting

unix 3 [ ] STREAM CONNECTED 1891236339 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891236338 22600/gnome-setting

unix 7 [ ] STREAM CONNECTED 1891236319 22591/dbus-daemon @/tmp/dbus-9Hf74ZYnFO

unix 3 [ ] STREAM CONNECTED 1891236318 22529/gnome-session

unix 3 [ ] STREAM CONNECTED 1891236264 22529/gnome-session /tmp/orbit-root/linc-5801-0-578ef610e75e6

unix 3 [ ] STREAM CONNECTED 1891236257 22529/gnome-session

unix 11 [ ] STREAM CONNECTED 1891236241 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891236240 22529/gnome-session

unix 3 [ ] STREAM CONNECTED 1891236215 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891236214 22590/dbus-launch

unix 3 [ ] STREAM CONNECTED 1891236213 22591/dbus-daemon

unix 3 [ ] STREAM CONNECTED 1891236212 22591/dbus-daemon

unix 3 [ ] STREAM CONNECTED 1891224901 14124/xfs /tmp/.font-unix/fs7100

unix 3 [ ] STREAM CONNECTED 1891224900 22496/Xorg

unix 3 [ ] STREAM CONNECTED 1891221995 13618/acpid /var/run/acpid.socket

unix 3 [ ] STREAM CONNECTED 1891221994 22496/Xorg

unix 9 [ ] STREAM CONNECTED 1891224912 22496/Xorg /tmp/.X11-unix/X0

unix 3 [ ] STREAM CONNECTED 1891221991 14407/gdm-binary

unix 3 [ ] STREAM CONNECTED 1891200464 22469/dbus-daemon

unix 3 [ ] STREAM CONNECTED 1891200463 22469/dbus-daemon

unix 3 [ ] STREAM CONNECTED 1890815746 22003/gnome-session

unix 2 [ ] STREAM CONNECTED 1890815719 22003/gnome-session

unix 3 [ ] STREAM CONNECTED 1890815612 22003/gnome-session /tmp/orbit-root/linc-55f3-0-267726a47e0c1

unix 3 [ ] STREAM CONNECTED 1890815605 22003/gnome-session

unix 2 [ ] STREAM CONNECTED 1890815087 22003/gnome-session

unix 2 [ ] STREAM CONNECTED 1890815084 22003/gnome-session

unix 3 [ ] STREAM CONNECTED 1780562293 20840/bonobo-activa /tmp/orbit-root/linc-5168-0-4e8676cd9d166

unix 3 [ ] STREAM CONNECTED 1780562290 22169/gnome-session

unix 2 [ ] STREAM CONNECTED 1780561274 22169/gnome-session

unix 3 [ ] STREAM CONNECTED 1780561156 22169/gnome-session /tmp/orbit-root/linc-5699-0-6dbdd67f51d24

unix 3 [ ] STREAM CONNECTED 1780561151 22169/gnome-session

unix 2 [ ] STREAM CONNECTED 1780558732 22169/gnome-session

unix 2 [ ] STREAM CONNECTED 1780558730 22169/gnome-session

unix 3 [ ] STREAM CONNECTED 1657600422 20840/bonobo-activa /tmp/orbit-root/linc-5168-0-4e8676cd9d166

unix 3 [ ] STREAM CONNECTED 1652485223 11305/gnome-session /tmp/orbit-root/linc-2c29-0-4fc370bf9d0a6

unix 3 [ ] STREAM CONNECTED 1652485222 11275/gconfd-2

unix 3 [ ] STREAM CONNECTED 1628529229 18992/gnome-panel

unix 3 [ ] STREAM CONNECTED 40229 13431/dbus-daemon

unix 2 [ ] DGRAM 39422 13001/rpc.statd

3，手工杀掉相关进程，无gnome进程存在了

[root@dtydb6 ~]# netstat -anp |grep 22

tcp        0      0 127.0.0.1:2208              0.0.0.0:*                   LISTEN      14016/hpiod

tcp        0      0 127.0.0.1:2207              0.0.0.0:*                   LISTEN      14021/python

tcp        0      0 :::50221                    :::*                        LISTEN      8770/java

tcp        0      0 :::22                       :::*                        LISTEN      14034/sshd

tcp        0      0 ::ffff:127.0.0.1:50010      ::ffff:127.0.0.1:36322      ESTABLISHED 8436/java

tcp        0      0 ::ffff:127.0.0.1:52233      ::ffff:127.0.0.1:50010      ESTABLISHED 14192/java

tcp        0      0 ::ffff:127.0.0.1:52266      ::ffff:127.0.0.1:50010      ESTABLISHED 14192/java

tcp        0      0 ::ffff:127.0.0.1:50010      ::ffff:127.0.0.1:52233      ESTABLISHED 8436/java

tcp        0    260 ::ffff:10.4.124.236:22      ::ffff:10.6.90.46:57384     ESTABLISHED 30046/sshd: flume [

tcp        0      0 ::ffff:127.0.0.1:36322      ::ffff:127.0.0.1:50010      ESTABLISHED 14192/java

tcp        0      0 ::ffff:127.0.0.1:50010      ::ffff:127.0.0.1:52266      ESTABLISHED 8436/java

unix  2      [ ACC ]     STREAM     LISTENING     1910332822 30585/metacity      /tmp/orbit-root/linc-7779-0-18085b0f318e2

unix  2      [ ACC ]     STREAM     LISTENING     1324521 26721/vmware-vmx    /var/run/vmware/root_0/1354763574226987_26721/testAutomation-fd

unix  2      [ ACC ]     STREAM     LISTENING     1324553 26721/vmware-vmx    /var/run/vmware/root_0/1354763574226987_26721/mks-fd

unix  2      [ ACC ]     STREAM     LISTENING     1324743 26721/vmware-vmx    /var/run/vmware/root_0/1354763574226987_26721/vmx-vmdb-fd

unix  2      [ ACC ]     STREAM     LISTENING     40225  13431/dbus-daemon   /var/run/dbus/system_bus_socket

unix  3      [ ]         STREAM     CONNECTED     40229  13431/dbus-daemon

unix  2      [ ]         DGRAM                    39422  13001/rpc.statd

4，再次xstart启动图形，终于ok了

5，又一次不能正常启动，上述方法不再有效，感觉是异常退出后相关文件删除的不彻底

删除了/tmp目录下的相关文件

[root@dtydb6 tmp]# rm -rf .X0-lock

[root@dtydb6 tmp]# rm -rf  .ICE-unix

[root@dtydb6 tmp]# rm -rf  gconfd-root

[root@dtydb6 tmp]# rm -rf orbit-root

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