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The WakeupEvents limit is per ring, one per CPU. And when we execute BPF_PROG_RUN multiple times, we sometimes execute on different CPUs. This means that samples don't all go into a single ring. Fix this by forcing the producer to run on a single CPU. Fixes cilium#1419 Co-developed-by: Dylan Reimerink <[email protected]> Signed-off-by: Lorenz Bauer <[email protected]>
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I'll go ahead and merge this since it makes CI pretty flaky. |
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The WakeupEvents limit is per ring, one per CPU. And when we execute BPF_PROG_RUN multiple times, we sometimes execute on different CPUs. This means that samples don't all go into a single ring.
Fix this by forcing the producer to run on a single CPU.
Co-developed-by: Dylan Reimerink [email protected]