> Release time: 2021-10-09 18:30:30
🙇 We'd like to thank all contributors for this new release! In particular,
Tobias Jacobowitz, Han Xiao, Jina Dev Bot, Winston Wong, gitcommitshow, Joan Fontanals, Maximilian Werk, cristian, Florian Hönicke, George Mastrapas, Deepankar Mahapatro, GeopJr, Nan Wang, Wang Bo, Tadej Svetina, 🙇
🆕 New Features
- [[e86a86ad](https://github.com/jina-ai/jina/commit/e86a86adfde8765d61cde26e21e2157a25227453)] __-__ added more progress bar options (#3605) (*Maximilian Werk*)
- [[31a69680](https://github.com/jina-ai/jina/commit/31a69680f316d13447a5ba0c054c33ab54017217)] __-__ __documentarray__: heap based top k sorting in DocumentArray (#3467) (3570) (*George Mastrapas*)
- [[3353cc83](https://github.com/jina-ai/jina/commit/3353cc836196fb51e5e05a47e0298d718b8029c4)] __-__ start portforwarding when flow.post in K8s (#3484) (*Florian Hönicke*)
- [[2c51fa7e](https://github.com/jina-ai/jina/commit/2c51fa7e2ca4e2ef72355ae6210ba6056c388bba)] __-__ __client__: add prefetch to http client (#3562) (*Deepankar Mahapatro*)
- [[ea0957fc](https://github.com/jina-ai/jina/commit/ea0957fc7a05d60ac02a31e41966c525f0158a3a)] __-__ __k8s__: kubernetes completion, wait for ready and close (#3509) (*Joan Fontanals*)
- [[30517494](https://github.com/jina-ai/jina/commit/30517494db586eab0e4f99f7ce1fba25c4042513)] __-__ __docsbot__: enable custom backend (#3573) (*Deepankar Mahapatro*)
- [[8bd5c39b](https://github.com/jina-ai/jina/commit/8bd5c39b4ab78503589ace9ad5a79761653a91c9)] __-__ add buffers getter setter (#3550) (*Wang Bo*)
⚡ Performance Improvements
- [[ded0a61e](https://github.com/jina-ai/jina/commit/ded0a61e3360e148df734656f25457b3fd0c4725)] __-__ __types__: optimize memory in match when traversal path is root :champagne: (#3481) (*Winston Wong*)
🐞 Bug fixes
- [[4e7536e0](https://github.com/jina-ai/jina/commit/4e7536e040959ad8760a352e515f5c58e5619daa)] __-__ __daemon__: workaround failing jinad ci (#3623) (*Tobias Jacobowitz*)
- [[5604b9a0](https://github.com/jina-ai/jina/commit/5604b9a0bb6d6a5ded7ee731b8b1f35735c26fdd)] __-__ __runtime__: add random_name to container to solve conflict naming (#3621) (*Han Xiao*)
- [[4eb1d987](https://github.com/jina-ai/jina/commit/4eb1d987e98acf026193f399c93bd8a98ced5c8a)] __-__ fix fastapi version (#3612) (*Joan Fontanals*)
- [[3ac26038](https://github.com/jina-ai/jina/commit/3ac260387090fbcaa71a43aa743d8e3e628e2cea)] __-__ scipy sparse import (#3583) (*cristian*)
- [[c77ed135](https://github.com/jina-ai/jina/commit/c77ed1357aa440a6601c6b40bb4ed15fe6fed093)] __-__ __docs__: performance and a11y (#3565) (*GeopJr*)
- [[23a6426e](https://github.com/jina-ai/jina/commit/23a6426e87d56522c455e644ac58a1abc2195554)] __-__ conda requirements (#3549) (*Tadej Svetina*)
- [[9d758a0a](https://github.com/jina-ai/jina/commit/9d758a0a612b3b2422bf9560dfd304e44ab041e8)] __-__ __kubernetes__: add kubernetes dep to perf (#3542) (*Tobias Jacobowitz*)
- [[4abdc0d8](https://github.com/jina-ai/jina/commit/4abdc0d88a15558ed89e1a65937395ae3684a788)] __-__ use test-pip in k8stest (#3528) (*Joan Fontanals*)
📗 Documentation
- [[6ee0b241](https://github.com/jina-ai/jina/commit/6ee0b2412b0a42314357178b7fa8220cc5fdceb0)] __-__ added video explanation of jina concepts (#3616) (*gitcommitshow*)
- [[632f0615](https://github.com/jina-ai/jina/commit/632f06155c5e7ea8d7c7638aab64683aa5b979a7)] __-__ add link to flow parallelization (#3597) (*cristian*)
- [[1b621851](https://github.com/jina-ai/jina/commit/1b62185148826b2f35e6bc6bbaf720551d161e04)] __-__ k8s credentials (#3602) (*Florian Hönicke*)
- [[0fb8ee1e](https://github.com/jina-ai/jina/commit/0fb8ee1e6bbea29786e71db5fbf996bbfe9ad50b)] __-__ expose http endpoints with flow yaml (#3589) (*Deepankar Mahapatro*)
- [[1780eceb](https://github.com/jina-ai/jina/commit/1780eceb20ec0fa2fb63478d5ec1d1a5177cb23c)] __-__ fix a typo (#3576) (*Nan Wang*)
- [[e70b460c](https://github.com/jina-ai/jina/commit/e70b460c523a88a4709e6477362112baa1a2dacb)] __-__ update link to indexer (#3501) (*Maximilian Werk*)
🏁 Unit Test and CICD
- [[add58f5a](https://github.com/jina-ai/jina/commit/add58f5ab48a96daf171fac4c77c3dcedc6457ab)] __-__ add tests proving grpc data with inspect (#3595) (*Joan Fontanals*)
- [[5be2d49e](https://github.com/jina-ai/jina/commit/5be2d49e5aa565d9a40cbd6b2b83ee53ba475366)] __-__ __k8s__: skip k8s from success-all-test (#3592) (*Deepankar Mahapatro*)
- [[f7e306a6](https://github.com/jina-ai/jina/commit/f7e306a68be2a5fd002370580c1ad19857088f84)] __-__ try to return results (#3581) (*Joan Fontanals*)
- [[da60ff0e](https://github.com/jina-ai/jina/commit/da60ff0e66fd52623e14c4119b432b98917694d6)] __-__ fix cla bugs (#3578) (*Nan Wang*)
- [[fcada5b6](https://github.com/jina-ai/jina/commit/fcada5b6c4d35d22956f676f26e5bc956e0f6cdb)] __-__ fix cla (#3577) (*Nan Wang*)
- [[ce1f4225](https://github.com/jina-ai/jina/commit/ce1f422588f2a68a9ba79799b29131458b293d70)] __-__ fix cla (#3575) (*Nan Wang*)
- [[d3622020](https://github.com/jina-ai/jina/commit/d36220207842f68db8a5a775c3caf9d067e21663)] __-__ fix cd (#3572) (*Wang Bo*)
- [[e29e5f49](https://github.com/jina-ai/jina/commit/e29e5f490bc1f3b4ac5a714e20d800cd31e80c10)] __-__ __flow__: move slow async flow into independent test (#3551) (*Wang Bo*)
🍹 Other Improvements
- [[b8927b6a](https://github.com/jina-ai/jina/commit/b8927b6a8d2cb86186ab04fb25a5121b0f3ca590)] __-__ __contributor__: update contributors (*Jina Dev Bot*)
- [[232ec471](https://github.com/jina-ai/jina/commit/232ec471f18dbde32376c3fb62d107996abec6f0)] __-__ __ci__: disable CLA bot (*Han Xiao*)
- [[f2aa3dc8](https://github.com/jina-ai/jina/commit/f2aa3dc866a30bf545c6f071d21e44eb10a3a559)] __-__ __cd__: fix missing checkout in cd (*Han Xiao*)
- [[a76a875b](https://github.com/jina-ai/jina/commit/a76a875bed13664ed09e70048e888591fdab119b)] __-__ __docs__: update TOC (*Jina Dev Bot*)
- [[03ad5807](https://github.com/jina-ai/jina/commit/03ad580738898767a29ba90b4e03b64349a068fe)] __-__ __version__: the next version will be 2.1.6 (*Jina Dev Bot*)
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