Issue 34043: Optimize tarfile uncompression performance (original) (raw)
Issue34043
Created on 2018-07-04 12:10 by methane, last changed 2022-04-11 14:59 by admin. This issue is now closed.
| Pull Requests | |||
|---|---|---|---|
| URL | Status | Linked | Edit |
| PR 8089 | closed | methane,2018-07-04 12:20 |
| Messages (2) | ||
|---|---|---|
| msg321039 - (view) | Author: Inada Naoki (methane) *  |
Date: 2018-07-04 12:21 |
| tarfile._Stream has two buffer for compressed and uncompressed data. Those buffers are not aligned so unnecessary bytes slicing happens for every reading chunks. This commit bypass compressed buffering. In this benchmark [1], user time become 250ms from 300ms. [1]: https://bugs.python.org/msg320763 | ||
| msg321148 - (view) | Author: Inada Naoki (methane) * |
Date: 2018-07-06 05:06 |
| New changeset 8d130913cb9359c01de412178f9942419e921170 by INADA Naoki in branch 'master': bpo-34043: Optimize tarfile uncompress performance (GH-8089) https://github.com/python/cpython/commit/8d130913cb9359c01de412178f9942419e921170 |
| History | |||
|---|---|---|---|
| Date | User | Action | Args |
| 2022-04-11 14:59:02 | admin | set | github: 78224 |
| 2018-07-06 07:31:24 | methane | set | status: open -> closedresolution: fixedstage: patch review -> resolved |
| 2018-07-06 05:06:04 | methane | set | messages: + |
| 2018-07-04 13:02:30 | serhiy.storchaka | set | nosy: + lars.gustaebel, serhiy.storchaka |
| 2018-07-04 12:21:11 | methane | set | messages: + |
| 2018-07-04 12:20:05 | methane | set | keywords: + patchstage: patch reviewpull_requests: + <pull%5Frequest7690> |
| 2018-07-04 12:10:32 | methane | create |