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Hi everyone,
I'm investigating the AF_XDP technology and I encountered a problem while compiling and trying to use the `af_xdp_kern.c` source file as-it-is. While compiling the filter triggers no e…
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I'm trying to get the Advanced03_AF_XDP running in Fedora, which runs kernel `5.3.0.rc6`.
`CONFIG_XDP_SOCKETS=y` is correctly configured.
I'm running the following commands as root:
```
cd …
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After experiencing AF_XDP packet loss myself, and reading about others experiencing packet loss too [1], I tried to reproduce the packet loss with barely modified XDP tutorial code.
Below I reprodu…
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have u compared with this?
https://github.com/asavie/xdp
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I followed the following steps:
1. cloned this repository
2. used the steps in DEVELOPING.md to build from repository
3. ran ./onload_tool reload
4. wrote the name of the interface in /sys/module…
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TPACKEtv1/v2 PACKET_RX|TX_RING buffers have a kernel bug where multiple kernel threads can incorrectly assume control of a ring buffer entry resulting in the ring buffer being out of sync with user…
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Hi,
We are using our application inside a namespace and have an XDP program running on veth to redirect packets to a user space AF_XDP program. We see that our application and the IRQ processing ha…
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Some time around [linux-5.13](https://github.com/torvalds/linux/commit/10397994d30f2de51bfd9321ed9ddb789464f572) loading fails with;
```
# ./af_xdp_user -d eth1 --filename af_xdp_kern.o
libbpf: Net…
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Hello there, I'm having a issue attempting to run "Assignment 3" in which you write a ping reply program. I thought I could just run this without any changes considering the note in the README.. 'full…
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Below I reproduce the issue using a PCAP file I had laying around. I modify the advanced03-AP-XDP tutorial code to not free each UMEM frame after it is processed in user land. There are 4,096 frames i…