logsender gets wedged on shutdown sometimes

Bug #1732588 reported by Tim Penhey
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Canonical Juju
Fix Released
High
Tim Penhey
2.2
Fix Released
High
Tim Penhey

Bug Description

Observed during prodstack 4.5 upgrade, a number of agents would get stuck attempting to restart for the agent upgrade.

The engine report and goroutine output from the agent pointed at the logsender.

It would get stuck initiating the websocket protocol where it was waiting forever for a response for the server after the server stopped listening to it, in a similar way to bug 1732587.

To see if this is what is causing the agent to be wedged, ssh in to the machine and run 'juju-goroutines'.

There should be approximately 15-20, and one will be in a tcp read from the logsender.

Revision history for this message
Tim Penhey (thumper) wrote :
Tim Penhey (thumper)
Changed in juju:
status: In Progress → Fix Committed
Tim Penhey (thumper)
description: updated
Revision history for this message
Tim Penhey (thumper) wrote :
Changed in juju:
status: Fix Committed → Fix Released
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