hadoop集羣啓動的時候namenode顯示Connection refused
到windows下ping master 顯示傳輸中過期
ip是靜態的
ssh master 也是連接拒絕
重啓ssh服務
發現這個問題。。。
Sep 27 16:13:15 master sshd[1708]: Server listening on :: port 22.
Sep 27 16:13:15 master systemd[1]: Started OpenSSH server daemon.
Sep 27 16:16:16 master sshd[3697]: Accepted publickey for hadoop from ::1 p...01
Sep 27 16:16:23 master sshd[3903]: Accepted publickey for hadoop from 127.0...01
Sep 27 16:16:31 master sshd[4216]: Accepted publickey for hadoop from ::1 p...01
Sep 27 16:16:55 master sshd[4752]: Accepted publickey for hadoop from ::1 p...01
Sep 27 16:16:56 master sshd[4879]: Accepted publickey for hadoop from 127.0...01
Sep 27 16:17:10 master sshd[5153]: Accepted publickey for hadoop from ::1 p...01
Sep 27 16:17:16 master sshd[5317]: Accepted publickey for hadoop from 127.0...01
Sep 27 16:17:27 master sshd[5551]: Accepted publickey for hadoop from ::1 p...01
Hint: Some lines were ellipsized, use -l to show in full.
重啓集羣還是這個問題
重裝ssh!!
卸載過程:
1.rpm -qa | grep ssh
ksshaskpass-0.5.3-7.el7.x86_64
openssh-clients-6.6.1p1-31.el7.x86_64
libssh2-1.4.3-10.el7_2.1.x86_64
openssh-6.6.1p1-31.el7.x86_64
openssh-server-6.6.1p1-31.el7.x86_64
2.yum -y remove +包名
安裝過程:
1.yum install -y openssh-server
由於卸載過猛,缺少安裝包,百度了好久,終於查到了
2.執行 yum install -y openssh*
3.如下圖
啓動成功後ssh master 還是沒有用,納悶。。。
測試ssh + ip 有用
問題還是出現在ip上!
我有兩個靜態ip,在 C:\Windows\System32\drivers\etc\hosts 中寫的是其中的一個,啓動時自動連接另外一個。同樣,在 /etc/hosts/ 中的ip地址也沒有改。。