yum install -y gcc* 공지에 있는대로 한 후에는 다음과 같은 에러가 납니다.. 답변 부탁드립니다. [root@server02 ~]# yum install -y gcc* Loaded plugins: fastestmirror, refresh-packagekit, security Setting up Install Process Loading mirror speeds from cached hostfile http://vault.centos.org/6.10/os/x86_64/repodata/repomd.xml: [Errno 14] Peer cert cannot be verified or peer cert invalid Trying other mirror. It was impossible to connect to the Red Hat servers. This could mean a connectivity issue in your environment, such as the requirement to configure a proxy, or a transparent proxy that tampers with TLS security, or an incorrect system clock. Please collect information about the specific failure that occurs in your environment, using the instructions in: https://access.redhat.com/solutions/1527033 and open a ticket with Red Hat Support. http://vault.centos.org/6.10/extras/x86_64/repodata/repomd.xml: [Errno 14] Peer cert cannot be verified or peer cert invalid Trying other mirror. http://vault.centos.org/6.10/updates/x86_64/repodata/repomd.xml: [Errno 14] Peer cert cannot be verified or peer cert invalid Trying other mirror. Resolving Dependencies --> Running transaction check ---> Package gcc.x86_64 0:4.4.7-23.el6 will be installed --> Processing Dependency: cpp = 4.4.7-23.el6 for package: gcc-4.4.7-23.el6.x86_64 --> Processing Dependency: cloog-ppl >= 0.15 for package: gcc-4.4.7-23.el6.x86_64 ---> Package gcc-c++.x86_64 0:4.4.7-23.el6 will be installed --> Processing Dependency: libstdc++-devel = 4.4.7-23.el6 for package: gcc-c++-4.4.7-23.el6.x86_64 --> Processing Dependency: libmpfr.so.1()(64bit) for package: gcc-c++-4.4.7-23.el6.x86_64 ---> Package gcc-gfortran.x86_64 0:4.4.7-23.el6 will be installed ---> Package gcc-gnat.x86_64 0:4.4.7-23.el6 will be installed --> Processing Dependency: libgnat-devel = 4.4.7-23.el6 for package: gcc-gnat-4.4.7-23.el6.x86_64 --> Processing Dependency: libgnat = 4.4.7-23.el6 for package: gcc-gnat-4.4.7-23.el6.x86_64 ---> Package gcc-java.x86_64 0:4.4.7-23.el6 will be installed http://vault.centos.org/6.10/os/x86_64/repodata/5f7694d9c6c4a41dee56f51a965c3426ae2f685d6a9fb99d2e5a255c7bec0864-filelists.sqlite.bz2: [Errno 14] Peer cert cannot be verified or peer cert invalid Trying other mirror. Error: failure: repodata/5f7694d9c6c4a41dee56f51a965c3426ae2f685d6a9fb99d2e5a255c7bec0864-filelists.sqlite.bz2 from base: [Errno 256] No more mirrors to try.

2021-07-11 17:25:26,567 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1118] - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error) 2021-07-11 17:25:26,568 [myid:] - WARN  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1245] - Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect java.net.ConnectException: Connection refused         at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)         at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)         at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1224) putty에서 zookeeper-client를 실행시키면 자꾸 반복되서 나오는데 무슨 오류일까요... 구글링을 통해 해결하려는데 쉽지 않아서 여쭤봅니다 ㅠㅠ...