03-22-2018
Slow ssh on Solaris 10 zone
ssh is slow on solaris zone , and is getting stuck at the following place.
debug2: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug3: Wrote 664 bytes for a total of 3325
Below is the ssh version being used: Sun_SSH_1.1.6, SSH protocols 1.5/2.0, OpenSSL 0x0090704f
Below is the sshd config file:
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
tried changing useDNS,GSSAPIAuthentication values to no and didn't help. Could someone please help with this problem ?
on global zone ssh is quick
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LEARN ABOUT ULTRIX
sftp-server
sftp-server(1M) System Administration Commands sftp-server(1M)
NAME
sftp-server - SFTP server subsystem
SYNOPSIS
/usr/lib/ssh/sftp-server
DESCRIPTION
sftp-server implements the server side of the SSH File Transfer Protocol as defined in the IETF draft-ietf-secsh-filexfer.
sftp-server is a subsystem for sshd(1M) and must not be run directly. There are no options or config settings.
To enable the sftp-server subsystem for sshd add the following to /etc/ssh/sshd_config:
Subsystem sftp /usr/lib/ssh/sftp-server
See sshd_config(4) for a description of the format and contents of that file.
There is no relationship between the protocol used by sftp-server and the FTP protocol (RFC 959) provided by in.ftpd.
EXIT STATUS
The following exit values are returned:
0 Successful completion.
>0 An error occurred.
FILES
/usr/lib/sftp-server
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWsshdu |
+-----------------------------+-----------------------------+
|Interface Stability |Evolving |
+-----------------------------+-----------------------------+
SEE ALSO
sftp(1), ssh(1), ssh-add(1), ssh-keygen(1), sshd(1M), sshd_config(4), attributes(5)
To view license terms, attribution, and copyright for OpenSSH, the default path is /var/sadm/pkg/SUNWsshdr/install/copyright. If the
Solaris operating environment has been installed anywhere other than the default, modify the given path to access the file at the installed
location.
AUTHOR
Markus Friedl
SunOS 5.10 30 Jul 2003 sftp-server(1M)