Amazon ec2 Can'；t SSH进入AWS权限被拒绝（公钥）

正在尝试部署我的第一个web应用程序，我很难将SSH应用到AWS。当我进入时：

ssh -v -i ec2-myportfolio.pem root@ec2-23-23-165-24.compute-1.amazonaws.com

我的权限被拒绝（公钥）。我查看了stack over flow上的几个其他响应，如 但两人都没有解决问题。下面是我得到的错误。提前谢谢你的帮助

OpenSSH_5.6p1, OpenSSL 0.9.8r 8 Feb 2011
Warning: Identity file ec2-myportfolio.pem not accessible: No such file or directory.
debug1: Reading configuration data /etc/ssh_config
debug1: Applying options for *
debug1: Connecting to ec2-23-23-165-24.compute-1.amazonaws.com [23.23.165.24] port 22.
debug1: Connection established.
debug1: identity file /Users/jonathanschen/.ssh/id_rsa type 1
debug1: identity file /Users/jonathanschen/.ssh/id_rsa-cert type -1
debug1: identity file /Users/jonathanschen/.ssh/id_dsa type -1
debug1: identity file /Users/jonathanschen/.ssh/id_dsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_5.9p1 Debian-5ubuntu1
debug1: match: OpenSSH_5.9p1 Debian-5ubuntu1 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.6
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr 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 'ec2-23-23-165-24.compute-1.amazonaws.com' is known and matches the RSA host key.
debug1: Found key in /Users/jonathanschen/.ssh/known_hosts:8
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /Users/jonathanschen/.ssh/id_rsa
debug1: Authentications that can continue: publickey
debug1: Trying private key: /Users/jonathanschen/.ssh/id_dsa
debug1: No more authentication methods to try.
Permission denied (publickey).
Jonathans-MacBook-Air-2:downloads jonathanschen$ 

OpenSSH_5.6p1，OpenSSL 0.9.8r 2011年2月8日
警告：标识文件ec2-myportfolio.pem不可访问：没有此类文件或目录。
debug1:读取配置数据/etc/ssh\u config
debug1:将选项应用于*
debug1:连接到ec2-23-23-165-24.compute-1.amazonaws.com[23.23.165.24]端口22。
debug1:已建立连接。
debug1:identity file/Users/jonathanschen/.ssh/id\u rsa类型1
debug1:identity file/Users/jonathanschen/.ssh/id\u rsa-cert类型-1
debug1:identity file/Users/jonathanschen/.ssh/id_dsa type-1
debug1:identity file/Users/jonathanschen/.ssh/id_dsa-cert type-1
debug1：远程协议版本2.0，远程软件版本OpenSSH_5.9p1 Debian-5ubuntu1
debug1:匹配：OpenSSH_5.9p1 Debian-5ubuntu1 pat OpenSSH*
debug1:启用协议2.0的兼容模式
debug1:本地版本字符串SSH-2.0-OpenSSH_5.6
debug1:SSH2\u MSG\u KEXINIT已发送
debug1:SSH2\u MSG\u KEXINIT已收到
debug1:kex:server->client aes128 ctr hmac-md5无
debug1:kex:客户端->服务器aes128 ctr hmac-md5无
debug1:SSH2\u MSG\u KEX\u DH\u GEX\u请求（1024我认为您的问题在这一行：

Warning: Identity file ec2-myportfolio.pem not accessible: No such file or directory.

您是否在ssh命令中使用了正确的路径引用和文件名？
我认为您的问题在于这一行：

Warning: Identity file ec2-myportfolio.pem not accessible: No such file or directory.

您是否在ssh命令中使用了正确的路径引用和文件名