Ayush Ranjan

Could you share a reproducer workload? (Like a Dockerfile or something) And what environment are you using? What CPU? What Linux version? What runsc platform (if you are not explicitly...

@avagin @konstantin-s-bogom for systrap. Yeah if switching to ptrace improves things, then likely an issue with systrap. What is the application doing though? Like what CPU-intensive workload are you using?...

The following should be the right place to add support https://github.com/google/gvisor/blob/834bef5996794a44f1c95358bc533f54db080497/runsc/boot/loader.go#L550-L561

We seem to be always printing `7200` from `/proc/sys/net/ipv4/tcp_keepalive_time`: https://github.com/google/gvisor/blob/834bef5996794a44f1c95358bc533f54db080497/pkg/sentry/fsimpl/proc/tasks_sys.go#L124 Irrespective of what TCP endpoints use (which happens to be a constant for 7200 seconds): https://github.com/google/gvisor/blob/834bef5996794a44f1c95358bc533f54db080497/pkg/tcpip/transport/tcp/protocol.go#L71-L73

cc @kevinGC

That makes sense. Maybe we need to re-organize how the version->abi data is stored into something like a segment tree, which is more effective in indicating ranges. > This of...

As per https://gvisor.dev/docs/user_guide/gpu/#driver-versions, our policy is to add support only for driver versions used by [COS](https://cloud.google.com/container-optimized-os/docs), which is used in GKE. We do have support for `535.161.07`. Assuming no breaking...