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| author | Tom Gundersen <teg@jklm.no> | 2014-03-31 23:28:58 +0200 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2014-04-01 00:32:51 +0200 |
| commit | 66a67effcc5beaf8a61e1c1147c3114b02a96439 (patch) | |
| tree | f2adf5d8fdf729bfa22483d6bd95f796eb344e88 /src/cgtop | |
| parent | 208612034e16c6af0406fa0572da975bf8747d2e (diff) | |
sd-dhcp-client: --omg-optimized
Passing the protocol to socket() is redundant as it will be specified again in
bind(). Dropping the redundancy reduces the cost of bind() from ~30ms to ~0ms.
For details see [0].
networkd in a container (i.e., with next to no network latency) can now
negotiate a DHCP lease in 0.7 - 5 ms.
Thanks to Kay for help with debugging and to Daniel Borkmann for the pointer
to fix the problem.
[0]: <https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=902fefb82ef72a50c78cb4a20cc954b037a98d1c>
Diffstat (limited to 'src/cgtop')
0 files changed, 0 insertions, 0 deletions