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db1:oracle /home/oracle$ ssh -vvv node2 'ls -al /etc/'
OpenSSH_8.1p1, OpenSSL 1.0.2u 20 Dec 2019
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Failed dlopen: /usr/krb5/lib/libkrb5.a(libkrb5.a.so): 0509-022 Cannot load module /usr/krb5/lib/libkrb5.a(libkrb5.a.so).
0509-026 System error: A file or directory in the path name does not exist.
debug1: Error loading Kerberos, disabling Kerberos auth.
debug2: resolving "node2" port 22
debug2: ssh_connect_direct
debug1: Connecting to node2 [172.16.10.2] port 22.
debug1: Connection established.
....
....
debug1: Sending command: ls -al /etc/
debug2: channel 0: request exec confirm 1
debug3: send packet: type 98
debug2: channel_input_open_confirmation: channel 0: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: exec request accepted on channel 0
debug3: receive packet: type 98
debug1: client_input_channel_req: channel 0 rtype exit-status reply 0
debug3: receive packet: type 98
debug1: client_input_channel_req: channel 0 rtype eow@openssh.com reply 0
debug2: channel 0: rcvd eow
debug2: channel 0: chan_shutdown_read (i0 o0 sock -1 wfd 5 efd 7 [write])
debug2: channel 0: input open -> closed
debug3: receive packet: type 96
debug2: channel 0: rcvd eof
debug2: channel 0: output open -> drain
debug3: receive packet: type 97
debug2: channel 0: rcvd close
debug3: channel 0: will not send data after close
total 6656
drwxr-xr-x 34 root system 8192 Apr 15 17:01 .
drwxr-xr-x 21 root system 4096 Apr 15 15:21 ..
-rw-r--r-- 1 root system 2 Apr 15 15:13 .init.state
-rw-rw---- 1 root system 0 Apr 07 19:29 .trcfmt.lock
-rw-rw-r-- 1 root system 3133 Apr 07 19:59 3270.keys
-rw-rw-r-- 1 root system 4379 Apr 07 19:59 3270_arab_kyb.map
-rw-rw-r-- 1 root system 6201 Apr 07 19:59 3270keys.dtterm
-rw-rw-r-- 1 root system 5942 Apr 07 19:59 3270keys.hft
drwxr-xr-x 3 bin bin 256 Apr 07 19:40 X11
ssh -vvv db2 'ls -al /etc/'
OpenSSH_8.1p1, OpenSSL 1.0.2u 20 Dec 2019
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Failed dlopen: /usr/krb5/lib/libkrb5.a(libkrb5.a.so): 0509-022 Cannot load module /usr/krb5/lib/libkrb5.a(libkrb5.a.so).
0509-026 System error: A file or directory in the path name does not exist.
debug1: Error loading Kerberos, disabling Kerberos auth.
debug2: resolving "db2" port 22
debug2: ssh_connect_direct
debug1: Connecting to db2 [10.10.10.12] port 22.
debug1: Connection established.
....
....
debug1: Sending command: ls -al /etc/
debug2: channel 0: request exec confirm 1
debug3: send packet: type 98
debug2: channel_input_open_confirmation: channel 0: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: exec request accepted on channel 0
[ very slow ]