How to Simulate parallel-ssh with variables ??

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11-23-2015

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How to Simulate parallel-ssh with variables ??

Code:

alias n-001='ssh hst-net-001'
alias n-002='ssh hst-net-002'
alias n-003='ssh hst-net-003'
alias n-004='ssh hst-net-004'

alias p-001='ssh hst-proxy-001'
alias p-002='ssh hst-proxy-002'
alias p-003='ssh hst-proxy-003'
alias p-004='ssh hst-proxy-004'

------------------------------------------------------------------------------------
root@hst-mgmt-001:~# pn-xxx "hostname;uptime"

Code:

[1] 07:01:30 [SUCCESS] hst-net-004
hst-net-004
 07:01:30 up 341 days, 11:46,  0 users,  load average: 0.45, 0.28, 0.22
[2] 07:01:30 [SUCCESS] hst-net-001
hst-net-001
 07:01:30 up 341 days, 12:43,  0 users,  load average: 0.63, 0.52, 0.44
[3] 07:01:30 [SUCCESS] hst-net-002
hst-net-002
 07:01:30 up 341 days, 12:25,  0 users,  load average: 0.30, 0.32, 0.29
[4] 07:01:30 [SUCCESS] hst-net-003
hst-net-003
 07:01:30 up 341 days, 12:11,  0 users,  load average: 0.38, 0.29, 0.25

root@hst-mgmt-001:~# pp-xxx "hostname;uptime"

Code:

[1] 07:04:05 [SUCCESS] hst-proxy-001
hst-proxy-001
 07:04:05 up 527 days, 12:52,  0 users,  load average: 0.33, 0.34, 0.28
[2] 07:04:05 [SUCCESS] hst-proxy-002
hst-proxy-002
 07:04:05 up 527 days, 12:30,  0 users,  load average: 0.00, 0.01, 0.05
[3] 07:04:05 [SUCCESS] hst-proxy-003
hst-proxy-003
 07:04:05 up 520 days, 10:29,  0 users,  load average: 0.03, 0.04, 0.05
[4] 07:04:05 [SUCCESS] hst-proxy-004
hst-proxy-004
 07:04:05 up 520 days,  9:51,  0 users,  load average: 0.00, 0.01, 0.05

------------------------------------------------------------------------------------

The above outputs are from one of my Production box. I would like to understand here how the 'parallel-ssh' is extracting values from 'xxx' ??

Last edited by Franklin52; 11-23-2015 at 10:42 AM.. Reason: Adding code tags

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