小编Poc*_*cha的帖子

我在Amazon EC2上托管了一个linux ubuntu服务器.在系统上创建了大约3000多个linux用户,其中userid为user_1,user_2等.

令人惊讶的是,用户直到user_2685才能通过ssh登录到服务器.不仅如此.

我在/ etc/ssh/sshd_config中将LogLevel更改为DEBUG3.粘贴相关内容.

1. 用户无法登录时的相关转储 - http://pastebin.com/NS2jC8vg

Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18879]: debug1: Allocating pty.
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18879]: debug3: mm_request_send entering: type 26
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18879]: debug3: mm_pty_allocate: waiting for MONITOR_ANS_PTY
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18879]: debug3: mm_request_receive_expect entering: type 27
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18879]: debug3: mm_request_receive entering
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18802]: debug3: mm_request_receive entering
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18802]: debug3: monitor_read: checking request 26
Apr 18 10:18:00 domU-12-31-39-01-86-0C sshd[18802]: debug3: mm_answer_pty …