Github user ahgittin commented on the pull request:
https://github.com/apache/incubator-brooklyn/pull/314#issuecomment-62839318
Here is a sample of metrics which you can get from `/v1/server/ha/metrics/`
btw:
```
{
"state": "HOT_BACKUP",
"uptime": "3m 1s",
"currentTimeUtc": 1415849932119,
"startTimeUtc": 1415849750199,
"highAvailability": {
"priority": 0,
"pollPeriod": 1000,
"heartbeatTimeout": 30000,
"history": [
{ "state": "HOT_BACKUP",
"timestamp": 1415849753591
},
{ "state": "HOT_BACKUP",
"timestamp": 1415849753551
}
]
},
"rebind": {
"count": 58,
"lastSuccessTimeUtc": 1415849932045,
"lastSuccessTimeMillisSince": 74,
"lastDuration": 75,
"failureCount": 110,
"lastFailureTimeUtc": 1415849925572,
"lastFailureTimeMillisSince": 6547,
"errorMessages": [{
"error": [
"brooklyn.util.exceptions.PropagatedRuntimeException: Failure
rebinding: Too many dangling references: 6 of 10",
"No enricher found with id NBJrXNOH; returning null",
...
"Dangling items (6 of 10) found on rebind exceeds quorum,
assuming failed: [ZSf8D8qH, QxhnTlzP, NBJrXNOH, QWZ1gHjQ, l8CgpwR4, A5WN9d0j]"
],
"timestamp": 1415849925572
},{
"error": [ ... ],
"timestamp": 1415849924521
}
]
},
"persist": {
"count": 0,
"lastSuccessTimeUtc": null,
"lastSuccessTimeMillisSince": null,
"lastDuration": null,
"failureCount": 0,
"lastFailureTimeUtc": null,
"lastFailureTimeMillisSince": null,
"errorMessages": []
},
"firstRebindCounts": {
"applications": 1,
"entities": 2,
"allItems": 10
},
"managementStatePersistence": {
"read": {
"count": 180,
"failureCount": 0,
"lastSuccessTime": 1415849931970,
"lastDuration": 2,
"lastFailureTime": null,
"errorMessages": []
},
"write": {
"count": 179,
"failureCount": 0,
"lastSuccessTime": 1415849931968,
"lastDuration": 0,
"lastFailureTime": null,
"errorMessages": []
}
}
}
```
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