中国黑防联盟

ssh连接其他Linux机器过慢怎么办?

中国黑防联盟 电脑使用教程 2024-04-28 21:37:07 0
  ssh在连接其他Linux机器的时候,有时会出现这样的问题,虽然能够连接上,但连接速度很慢,非常消耗时间,下面小编就给大家介绍下ssh连接Linux机器过慢的解决方法,感兴趣的朋友可以来了解下。  ssh连接其他Linux机器过慢怎么办?   在局域网内,能ping通目标机器,并且时延是微秒级。   用ssh连局域网内其他linux机器,会等待10-30秒才有提示输入密码。严重影响工作效率。   CentOS修改后效果一样   =================================   客户端操作系统版本:   cat /etc/lsb-release   DISTRIB_ID=Ubuntu   DISTRIB_RELEASE=9.10   DISTRIB_CODENAME=karmic   DISTRIB_DESCRIPTION=“Ubuntu 9.10”0   =================================   调试信息:   [root@IBM ~]# ssh -v 10.10.10.100   OpenSSH_3.9p1, OpenSSL 0.9.7a Feb 19 2003   debug1: Reading configuration data /etc/ssh/ssh_config   debug1: Applying options for *   debug1: Connecting to 10.10.10.100 [10.10.10.100] port 22.   debug1: connect to address 10.10.10.100 port 22: Connection refused   ssh: connect to host 10.10.10.100 port 22: Connection refused   ----------------[网络上的调试信息]----------------------   ssh -v 192.168.12.16   OpenSSH_5.1p1 Debian-6ubuntu2, OpenSSL 0.9.8g 19 Oct 2007   debug1: Reading configuration data /etc/ssh/ssh_config   debug1: Applying options for *   debug1: Connecting to 192.168.12.16 [192.168.12.16] port 22.   debug1: Connection established.   debug1: identity file /home/zhouhh/.ssh/identity type -1   debug1: identity file /home/zhouhh/.ssh/id_rsa type -1   debug1: identity file /home/zhouhh/.ssh/id_dsa type -1   debug1: Remote protocol version 2.0, remote software version OpenSSH_4.3   debug1: match: OpenSSH_4.3 pat OpenSSH_4*   debug1: Enabling compatibility mode for protocol 2.0   debug1: Local version string SSH-2.0-OpenSSH_5.1p1 Debian-6ubuntu2   debug1: SSH2_MSG_KEXINIT sent   debug1: SSH2_MSG_KEXINIT received   debug1: kex: server-》client aes128-cbc hmac-md5 none   debug1: kex: client-》server aes128-cbc hmac-md5 none   debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024《1024《8192) sent   debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP   debug1: SSH2_MSG_KEX_DH_GEX_INIT sent   debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY   debug1: Host ‘192.168.12.16’ is known and matches the RSA host key.   debug1: Found key in /home/zhouhh/.ssh/known_hosts:1   debug1: ssh_rsa_verify: signature correct   debug1: SSH2_MSG_NEWKEYS sent   debug1: expecting SSH2_MSG_NEWKEYS   debug1: SSH2_MSG_NEWKEYS received   debug1: SSH2_MSG_SERVICE_REQUEST sent   debug1: SSH2_MSG_SERVICE_ACCEPT received   debug1: Authentications that can continue: publickey,gssapi-with-mic,password   debug1: Next authentication method: gssapi-with-mic   debug1: An invalid name was supplied   Cannot determine realm for numeric host address   debug1: An invalid name was supplied   Cannot determine realm for numeric host address   debug1: An invalid name was supplied   debug1: Next authentication method: publickey   debug1: Trying private key: /home/zhouhh/.ssh/identity   debug1: Trying private key: /home/zhouhh/.ssh/id_rsa   debug1: Trying private key: /home/zhouhh/.ssh/id_dsa   debug1: Next authentication method: password   password:   debug1: Authentication succeeded (password)。   debug1: channel 0: new [client-session]   debug1: Entering interactive session.   debug1: Sending environment.   debug1: Sending env LANG = zh_CN.UTF-8   Last login: Fri Dec 25 13:35:04 2009 from 192.168.11.146