SolarisサーバーのOpensshは非常に遅いです。

SolarisサーバーのOpensshは非常に遅いです。

SSHが遅く、Solarisサーバーで停止しました。

-130-xxxxxxxxxxxxxxxx@xxxxxx1:xxxx $ ssh -vvv xxxxxx
OpenSSH_5.3p1, OpenSSL 1.0.1e-fips 11 Feb 2013
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug2: ssh_connect: needpriv 0
debug1: Connecting to xxxxxx [xx.xxx.xxx.xxx] port 22.
debug1: Connection established.
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/identity type -1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/identity-cert type -1
debug3: Not a RSA1 key file /Users/xxxxxxxxxxxxxxxx/.ssh/id_rsa.
debug2: key_type_from_name: unknown key type '-----BEGIN'
debug3: key_read: missing keytype
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug2: key_type_from_name: unknown key type '-----END'
debug3: key_read: missing keytype
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_rsa type 1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_rsa-cert type -1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_dsa type -1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_dsa-cert type -1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_ecdsa type -1
debug1: identity file /Users/xxxxxxxxxxxxxxxx/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6
debug1: match: OpenSSH_6.6 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.3
debug2: fd 4 setting O_NONBLOCK
debug1: SSH2_MSG_KEXINIT sent
debug3: Wrote 864 bytes for a total of 885
debug1: SSH2_MSG_KEXINIT received
debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: [email protected],[email protected],[email protected],[email protected],ssh-rsa,ssh-dss
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,[email protected]
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,[email protected]
debug2: kex_parse_kexinit: hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,[email protected],hmac-sha1-96
debug2: kex_parse_kexinit: hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,[email protected],hmac-sha1-96
debug2: kex_parse_kexinit: none,[email protected],zlib
debug2: kex_parse_kexinit: none,[email protected],zlib
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: first_kex_follows 0 
debug2: kex_parse_kexinit: reserved 0 
debug2: kex_parse_kexinit: [email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa,ssh-dss
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,[email protected],[email protected],[email protected],aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,[email protected],[email protected],[email protected],aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: kex_parse_kexinit: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-md5,hmac-sha1,[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-md5,hmac-sha1,[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,[email protected]
debug2: kex_parse_kexinit: none,[email protected]
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: first_kex_follows 0 
debug2: kex_parse_kexinit: reserved 0 
debug2: mac_setup: found hmac-sha1
debug1: kex: server->client aes128-ctr hmac-sha1 none
debug2: mac_setup: found hmac-sha1
debug1: kex: client->server aes128-ctr hmac-sha1 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<2048<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug3: Wrote 24 bytes for a total of 909
debug2: dh_gen_key: priv key bits set: 153/320
debug2: bits set: 1651/3191
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug3: Wrote 416 bytes for a total of 1325
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host xx.xxx.xxx.xxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xx.xxx.xxx.xxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xx.xxx.xxx.xxx filename /etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host xx.xxx.xxx.xxx filename /etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts
debug2: no key of type 0 for host xxxxxx
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts2
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts2
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts
debug2: no key of type 2 for host xxxxxx
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts2
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts2
debug3: check_host_in_hostfile: host xxxxxx filename /Users/xxxxxxxxxxxxxxxx/.ssh/known_hosts
debug3: check_host_in_hostfile: host xxxxxx filename /etc/ssh/ssh_known_hosts
debug2: no key of type 3 for host xxxxxx
The authenticity of host 'xxxxxx (xx.xxx.xxx.xxx)' can't be established.
RSA key fingerprint is 20:b6:4c:3a:d7:fd:ef:68:44:6d:63:b2:b6:49:f8:2b.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'xxxxxx,xx.xxx.xxx.xxx' (RSA) to the list of known hosts.
debug2: bits set: 1576/3191
debug1: ssh_rsa_verify: signature correct
debug2: kex_derive_keys
debug2: set_newkeys: mode 1
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug3: Wrote 16 bytes for a total of 1341
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug3: Wrote 52 bytes for a total of 1393
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /usr/local/lib/memento-pkcs11.so (0x55c00fcdcfb0)
debug2: key: /Users/xxxxxxxxxxxxxxxx/.ssh/identity ((nil))
debug2: key: /Users/xxxxxxxxxxxxxxxx/.ssh/id_rsa (0x55c00fcd9980)
debug2: key: /Users/xxxxxxxxxxxxxxxx/.ssh/id_dsa ((nil))
debug2: key: /Users/xxxxxxxxxxxxxxxx/.ssh/id_ecdsa ((nil))
debug3: Wrote 84 bytes for a total of 1477
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug3: start over, passed a different list publickey,gssapi-keyex,gssapi-with-mic,password
debug3: preferred gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password
debug3: authmethod_lookup gssapi-keyex
debug3: remaining preferred: gssapi-with-mic,publickey,keyboard-interactive,password
debug3: authmethod_is_enabled gssapi-keyex
debug1: Next authentication method: gssapi-keyex
debug1: No valid Key exchange context
debug2: we did not send a packet, disable method
debug3: authmethod_lookup gssapi-with-mic
debug3: remaining preferred: publickey,keyboard-interactive,password
debug3: authmethod_is_enabled gssapi-with-mic
debug1: Next authentication method: gssapi-with-mic
debug3: Trying to reverse map address xx.xxx.xxx.xxx.
debug1: Unspecified GSS failure.  Minor code may provide more information
Credentials cache file '/tmp/krb5cc_1372003359' not found

debug1: Unspecified GSS failure.  Minor code may provide more information
Credentials cache file '/tmp/krb5cc_1372003359' not found

debug2: we did not send a packet, disable method
debug3: authmethod_lookup publickey
debug3: remaining preferred: keyboard-interactive,password
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Offering public key: /usr/local/lib/memento-pkcs11.so
debug3: send_pubkey_test
debug2: we sent a publickey packet, wait for reply
debug3: Wrote 388 bytes for a total of 1865
debug1: Server accepts key: pkalg ssh-rsa blen 279
debug2: input_userauth_pk_ok: SHA1 fp 91:af:77:0c:09:b9:c5:06:69:79:43:37:72:8e:bf:cd:6c:5d:f8:ad
debug3: sign_and_send_pubkey: RSA 91:af:77:0c:09:b9:c5:06:69:79:43:37:72:8e:bf:cd:6c:5d:f8:ad
debug3: Wrote 660 bytes for a total of 2525
debug1: Authentication succeeded (publickey).
debug1: channel 0: new [client-session]
debug3: ssh_session2_open: channel_new: 0
debug2: channel 0: send open
debug1: Requesting [email protected]
debug1: Entering interactive session.
debug3: Wrote 136 bytes for a total of 2661
debug2: callback start
debug2: client_session2_setup: id 0
debug2: channel 0: request pty-req confirm 1
debug1: Sending environment.
debug3: Ignored env HOSTNAME
debug3: Ignored env TERM
debug3: Ignored env SHELL
debug3: Ignored env HISTSIZE
debug3: Ignored env SSH_CLIENT
debug3: Ignored env SSH_TTY
debug3: Ignored env USER
debug3: Ignored env LD_LIBRARY_PATH
debug3: Ignored env LS_COLORS
debug3: Ignored env SSH_AUTH_SOCK
debug3: Ignored env MAIL
debug3: Ignored env PATH
debug3: Ignored env PWD
debug1: Sending env LANG = en_US.UTF-8
debug2: channel 0: request env confirm 0
debug3: Ignored env PS1
debug3: Ignored env HISTCONTROL
debug3: Ignored env SHLVL
debug3: Ignored env HOME
debug3: Ignored env LOGNAME
debug3: Ignored env CVS_RSH
debug3: Ignored env SSH_CONNECTION
debug1: Sending env LC_CTYPE = en_US.UTF-8
debug2: channel 0: request env confirm 0
debug3: Ignored env LESSOPEN
debug3: Ignored env G_BROKEN_FILENAMES
debug3: Ignored env _
debug3: Ignored env OLDPWD
debug2: channel 0: request shell confirm 1
debug2: fd 4 setting TCP_NODELAY
debug2: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug3: Wrote 544 bytes for a total of 3205

使用しているSSHのバージョンは次のとおりです。

Sun_SSH_1.1.6, SSH protocols 1.5/2.0, OpenSSL 0x0090704f

以下はsshd設定ファイルです。

Protocol 2
UseDNS yes  
PermitRootLogin yes
PasswordAuthentication yes
ChallengeResponseAuthentication no
GSSAPIAuthentication yes
GSSAPICleanupCredentials yes
UsePAM yes
X11Forwarding yes
HostKey /etc/ssh/ssh_host_rsa_key
HostKey /etc/ssh/ssh_host_dsa_key
Subsystem sftp /xxx/openssh/sftp-server
AuthorizedKeysCommand /usr/local/bin/ldap_ssh_authorizedkeys
AuthorizedKeysCommandUser nobody

答え1

/etc/ssh/sshd_config次の設定を作成するには編集してください。

GSSAPIAuthentication no
GSSAPIKeyExchange no
GSSAPIStoreDelegatedCredentials no
LookupClientHostnames no

関連情報