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| author |   hanlin <hanlin_wang@163.com> | 2020-05-19 17:34:17 +0800 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2020-05-20 15:30:28 +0000 |
| commit | 4266d4d5ff96043f6d2fbd217e97eddf8916e346 (patch) | |
| tree | 4fcee312019fc21bc658e57fbf9c6898022a53d2 /src/vlib/handoff_trace.c | |
| parent | cf755442670b9126b3f6aabe27c2bfb32179fafa (diff) | |
vcl: nest vcl_mq_epfd to support epoll_wait without high CPU usage
Now, libc epfd and vls epfd are independent and can only epoll_wait independently without timeout, then app calling epoll_wait will occupy high CPU. So we nest vcl_mq_epfd into libc epfd when using eventfd with VPP, and then we can only epoll_wait libc epfd with specified timeout.
Type: feature
Signed-off-by: hanlin <hanlin_wang@163.com>
Change-Id: I6b6e0f501c769e186714bfbc187cfaed2533b4c2
Signed-off-by: hanlin <hanlin_wang@163.com>
Diffstat (limited to 'src/vlib/handoff_trace.c')
0 files changed, 0 insertions, 0 deletions