Geo: GeoBackfillWorker can swamp bandwidth/CPU
Somehow I got into a state where lots of GeoBackfillWorkers were in the queue, and then my machine got into a bad state:
2017-03-23_06:05:30.51701 2017-03-23T06:05:30.516Z 12641 TID-oxf5axt88 GeoRepositoryFetchWorker JID-f2e1c8506958ad33dfe1067d INFO: start
2017-03-23_06:05:30.67903 2017-03-23T06:05:30.678Z 12641 TID-oxf5axtew GeoRepositoryFetchWorker JID-d04b930672df1288fef094a2 INFO: done: 21.046 sec
2017-03-23_06:05:30.68093 2017-03-23T06:05:30.680Z 12641 TID-oxf5axtew GeoRepositoryFetchWorker JID-2af2a9d3e9e1a6aedf2fb251 INFO: start
2017-03-23_06:05:30.73082 2017-03-23T06:05:30.730Z 12641 TID-oxf5axj1k GeoRepositoryFetchWorker JID-34e0d35e7643de10e850fe07 INFO: done: 20.93 sec
2017-03-23_06:05:30.73288 2017-03-23T06:05:30.732Z 12641 TID-oxf5axj1k GeoRepositoryFetchWorker JID-6a042c59bea8b314a1d5a50e INFO: start
2017-03-23_06:05:30.77098 2017-03-23T06:05:30.770Z 12641 TID-oxf5axj7o GeoRepositoryFetchWorker JID-8a02841a93b80d2a2655b9f3 INFO: done: 21.01 sec
2017-03-23_06:05:30.77301 2017-03-23T06:05:30.772Z 12641 TID-oxf5axj7o GeoRepositoryFetchWorker JID-6fc43c7df95d05c6cc6ad57b INFO: start
2017-03-23_06:05:41.43861 2017-03-23T06:05:41.438Z 12641 TID-oxf5axv8g GeoRepositoryFetchWorker JID-0285915104d194c0470e97eb INFO: done: 26.64 sec
2017-03-23_06:05:41.44179 2017-03-23T06:05:41.441Z 12641 TID-oxf5axv8g GeoRepositoryFetchWorker JID-a408e453849c0cb82cd62230 INFO: start
2017-03-23_06:05:41.47069 2017-03-23T06:05:41.470Z 12641 TID-oxf5axjh4 GeoRepositoryFetchWorker JID-b5444cd692329633c0f2d36e INFO: done: 27.782 sec
2017-03-23_06:05:41.47239 2017-03-23T06:05:41.472Z 12641 TID-oxf5axjh4 GeoRepositoryFetchWorker JID-68c5364f5245c0828466f24b INFO: start
2017-03-23_06:05:41.47520 2017-03-23T06:05:41.475Z 12641 TID-oxf5qbpec GeoRepositoryFetchWorker JID-e22165ca21c86cf547695743 INFO: done: 17.674 sec
2017-03-23_06:05:41.47667 2017-03-23T06:05:41.476Z 12641 TID-oxf5qbpec GeoRepositoryFetchWorker JID-02990d108d7acc1c54c84d78 INFO: start
2017-03-23_06:05:41.51467 2017-03-23T06:05:41.514Z 12641 TID-oxf5axu50 GeoRepositoryFetchWorker JID-613d561a8417633c6c9623db INFO: done: 29.106 sec
2017-03-23_06:05:41.51645 2017-03-23T06:05:41.516Z 12641 TID-oxf5axu50 GeoRepositoryFetchWorker JID-7c35aef9601ad43c19263e4d INFO: start
2017-03-23_06:05:41.56331 2017-03-23T06:05:41.563Z 12641 TID-oxf5p2l50 GeoRepositoryFetchWorker JID-ae293255d176136d92d47852 INFO: done: 17.042 sec
2017-03-23_06:05:41.56359 2017-03-23T06:05:41.563Z 12641 TID-oxf5axm30 GeoRepositoryFetchWorker JID-fe27b21773ba8a5c6b374d29 INFO: done: 19.627 sec
2017-03-23_06:05:41.56606 2017-03-23T06:05:41.565Z 12641 TID-oxf5axkak GeoRepositoryFetchWorker JID-6db314de8f610febf24b9396 INFO: done: 23.117 sec
2017-03-23_06:05:41.56830 2017-03-23T06:05:41.568Z 12641 TID-oxf5p2l50 GeoRepositoryFetchWorker JID-ed80a1e092257c3e2aa98fbf INFO: start
2017-03-23_06:05:41.56959 2017-03-23T06:05:41.569Z 12641 TID-oxf5axm30 GeoRepositoryFetchWorker JID-d79c737e0f097cddf0045daa INFO: start
2017-03-23_06:05:41.57179 2017-03-23T06:05:41.571Z 12641 TID-oxf5axkak GeoRepositoryFetchWorker JID-5283248aea6b87057b8f6c59 INFO: start
2017-03-23_06:05:41.67116 2017-03-23T06:05:41.670Z 12641 TID-oxf5prhv8 GeoRepositoryFetchWorker JID-e2747a0a165bd1a61128edf6 INFO: done: 17.275 sec
2017-03-23_06:05:41.67283 2017-03-23T06:05:41.672Z 12641 TID-oxf5prhv8 GeoRepositoryFetchWorker JID-06047362a6db77e768f2c8b2 INFO: start
2017-03-23_06:05:41.70821 2017-03-23T06:05:41.707Z 12641 TID-oxf5qjvs4 GeoRepositoryFetchWorker JID-2d17dc253481258e66c8d818 INFO: done: 17.075 sec
2017-03-23_06:05:41.71162 2017-03-23T06:05:41.711Z 12641 TID-oxf5qjvs4 GeoRepositoryFetchWorker JID-8079494984332176f4a98afe INFO: start
2017-03-23_06:05:42.74568 2017-03-23T06:05:42.745Z 12641 TID-oxf5f6i54 GeoRepositoryFetchWorker JID-3ad2183564f20de57bca33e7 INFO: done: 15.968 sec
2017-03-23_06:05:42.74745 2017-03-23T06:05:42.747Z 12641 TID-oxf5f6i54 GeoRepositoryFetchWorker JID-438ea15deccb8d70497ebe73 INFO: start
2017-03-23_06:05:44.98108 2017-03-23T06:05:44.980Z 12641 TID-oxf5f141c GeoRepositoryFetchWorker JID-d846b08a616b6371f5dc5c77 INFO: done: 17.0 sec
2017-03-23_06:05:44.98278 2017-03-23T06:05:44.982Z 12641 TID-oxf5f141c GeoRepositoryFetchWorker JID-831f5f163389af1f9fc1cab7 INFO: start
2017-03-23_06:05:45.04602 2017-03-23T06:05:45.045Z 12641 TID-oxf5axl2c GeoRepositoryFetchWorker JID-3385bb13b609886f826b4be4 INFO: done: 16.945 sec
2017-03-23_06:05:45.04778 2017-03-23T06:05:45.047Z 12641 TID-oxf5axl2c GeoRepositoryFetchWorker JID-10309dc87ef31071ccd85066 INFO: start
2017-03-23_06:05:45.43476 2017-03-23T06:05:45.434Z 12641 TID-oxf5axhvc GeoRepositoryFetchWorker JID-ce65a9c694a01eb90486f9ff INFO: done: 17.212 sec
2017-03-23_06:05:45.43640 2017-03-23T06:05:45.436Z 12641 TID-oxf5axhvc GeoRepositoryFetchWorker JID-75bf3dd59c0ad297235e44dd INFO: start
2017-03-23_06:05:45.56334 2017-03-23T06:05:45.563Z 12641 TID-oxf5axh94 GeoRepositoryFetchWorker JID-32fcb4636c12c1e54833cef9 INFO: done: 17.062 sec
2017-03-23_06:05:45.56503 2017-03-23T06:05:45.564Z 12641 TID-oxf5axh94 GeoRepositoryFetchWorker JID-f9ca6aa3209aff0eac3cb7d0 INFO: start
2017-03-23_06:05:46.23881 2017-03-23T06:05:46.238Z 12641 TID-oxf5axknc GeoRepositoryFetchWorker JID-c222c05618d372d0393bb7c2 INFO: done: 17.878 sec
2017-03-23_06:05:46.24049 2017-03-23T06:05:46.240Z 12641 TID-oxf5axknc GeoRepositoryFetchWorker JID-38c83768547031d770d2a515 INFO: start
2017-03-23_06:05:46.37397 2017-03-23T06:05:46.373Z 12641 TID-oxf5d5nx4 GeoRepositoryFetchWorker JID-d5c21ed61314207929470ca9 INFO: done: 18.071 sec
2017-03-23_06:05:46.37567 2017-03-23T06:05:46.375Z 12641 TID-oxf5d5nx4 GeoRepositoryFetchWorker JID-6de8a0ec5668b01fa88b2c1b INFO: start
2017-03-23_06:05:46.48280 2017-03-23T06:05:46.482Z 12641 TID-oxf5axmgc GeoRepositoryFetchWorker JID-d6b74271128dc16fe472ecb5 INFO: done: 18.063 sec
2017-03-23_06:05:46.48450 2017-03-23T06:05:46.484Z 12641 TID-oxf5axmgc GeoRepositoryFetchWorker JID-0ab29a18321a67fb0651e5da INFO: start
2017-03-23_06:05:47.38389 2017-03-23T06:05:47.383Z 12641 TID-oxf5axi3o GeoRepositoryFetchWorker JID-95fae34953b77574273257be INFO: done: 18.078 sec
2017-03-23_06:05:47.38556 2017-03-23T06:05:47.385Z 12641 TID-oxf5axi3o GeoRepositoryFetchWorker JID-4750179f8b76a5c824a78512 INFO: start
2017-03-23_06:05:48.24380 2017-03-23T06:05:48.243Z 12641 TID-oxf5axio8 GeoRepositoryFetchWorker JID-259efad6e870038a4b4fb4c4 INFO: done: 18.654 sec
2017-03-23_06:05:48.24555 2017-03-23T06:05:48.245Z 12641 TID-oxf5axio8 GeoRepositoryFetchWorker JID-1989cee4fd866de32d0b3de6 INFO: start
2017-03-23_06:05:48.33484 2017-03-23T06:05:48.334Z 12641 TID-oxf5axmp8 GeoRepositoryFetchWorker JID-58100009a02da7a01d0e1c7d INFO: done: 18.394 sec
2017-03-23_06:05:48.33652 2017-03-23T06:05:48.336Z 12641 TID-oxf5axmp8 GeoRepositoryFetchWorker JID-db72db07babd5cc94e4811fe INFO: start
/cc: @dbalexandre