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[AURORA-1918] allow resource monitoring to be disabled in the executor
...The Aurora executor monitors a task's resource usage (CPU, memory and disk) and kills it if its disk usage exceeds its reservation.Monitoring disk usage is expensive, the executor does the e...
, 2017-07-17, 22:22
[AURORA-1917] thermos observer should fetch disk usage metrics from Mesos
...At Twitter we've seen the observer web UI take up to 1.5 minutes to respond to requests. Further investigation revealed that the observer was CPU bound while calculating disk usage of a cont...
, 2017-04-11, 00:04
[AURORA-1786] -zk_session_timeout option does not work
...Looks like the -zk_session_timeout option has no affect. I've set -zk_session_timeout="60mins" to attempt to work around ZK session timeouts (due to GC pauses caused by TaskHistoryPruner pru...
, 2017-02-01, 07:54
[AURORA-1541] Observer logs are noisy
...The observer's logs consist of lots of warnings about being unable to find PIDs. This is likely due to the checkpoint pointing to PIDs that have been cleaned by Mesos.W1117 20:11:38.103549 3...
, 2017-02-01, 07:54
[AURORA-1762] /pendingtasks endpoint should show reason tasks are pending
...the /pendingtasks endpoint is essentially useless as is, it shows that tasks are pending but doesn't show why. The information is also not easily discovered via the /scheduler UI....
, 2016-11-28, 21:34
[AURORA-526] UI flashes incomplete content
...Components of the scheduler's web UI jump all over the page as it loads (FOUC?). It's distracting and looks terrible.For example, when the landing page first loads it shows the Apache Aurora...
, 2016-04-01, 10:54
[AURORA-1537] post_drain_script called for hosts that fail to drain within timeout
...The aurora_admin calls the post drain script (--post_drain_script=...) when hosts fail to drain within 5 minutes....
, 2015-11-10, 17:59
[AURORA-389] provide a mechanism to run a task on every slave
...Aurora does not provide a mechanism for running a task on every slave. The config for a job requires that the number of instances be specified in advance, but it's not practical to adjust th...
, 2015-07-20, 21:37
[AURORA-578] observer shouldn't include jquery
...The cache hit-rate for jquery.js is zero since each server points to its local copy. If we instead point to a version stored on a CDN then the cache hit-rate will be higher. This will save a...
, 2015-05-04, 15:28
[AURORA-1181] optimize host_drain to speed up maintenance
...Aurora's maintenance primitives, whilst great, can be frustrating to use when dealing with large clusters, primarily due to the speed of draining hosts. The host_drain feature does accept a ...
, 2015-05-04, 14:12
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