Symptoms

In CCP in Autoscale section after enabling Autoscale, selecting new RAM/CPU parameters and clicking 'Save changes' nothing happens. No errors are shown. Autoscale still shown as not enabled.

PACI-im.log contains the following error message:

[im1], step 1 (VE autoscale rules delivery), mode: EXEC, state:CALLBACK] - invoked callback for reqId 138
2013-12-12 01:20:05,109 (2056eb26-336f-4760-95fa-86b034f63601) DEBUG Pipeline [Shared executor thread #2 @1] - Running pipeline #7564 [(AUTOSCALE_RULE_DELIVERY for: VeId [customerId=1009684, name=sapphire]), created at node [im1], step 1 (VE autoscale rules delivery), mode: EXEC, state:CALLBACK]
2013-12-12 01:20:05,109 (2056eb26-336f-4760-95fa-86b034f63601) ERROR AutoscaleRulesManagementTask [Shared executor thread #2 @1] -  AutoscaleRuleDeliveryTask.error(17, Not writable)

Cause

Parallels Dispatcher crashed, but after it was started snmpd cannot work with it, or snmpd hanged.

Resolution

The behavior of snmpd will be improved in scope of the request #CCU-7262.

For now please restart snmpd on the problem node if you face such issue. After that it will be possible to enable Autoscale.

~# service snmpd restart
Stopping snmpd:[  OK  ]
Starting snmpd:[  OK  ]

Please also contact your account manager regarding CCU-7262.

Internal content