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```console
Filesystem Size Used Avail Use% Mounted on
/dev/root 73G 51G 22G 70% /
devtmpfs 7.9G 0 7.9G 0% /dev
proc 0 0 0 - /proc
sysfs …
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1. Investigate the possibility of replacing the BPF calls to load/unload BPF programs on/off interfaces in the [AF_XDP K8s Plugins](https://github.com/intel/afxdp-plugins-for-kubernetes) with [BPFd](h…
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I need to ensure my tracer captures full paths passed by users into some system calls. Paths can be pretty long, up-to PATH_MAX chars. In cases when path is longer than some (~255-400 chars) value I w…
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While testing the support of eBPF JIT in ARCv2, I noticed that (64-bit) atomic tests, handled by the interpreter, lead to an assert in QEMU (haven't tried this on HSDK recently):
```
archs-lnx# mo…
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When trying to run tcptop on aarch64, I get the following error:
# /usr/share/bcc/tools/tcptop
bpf: Failed to load program: Permission denied
; struct sock *sk = ctx->regs[0]; int copied = ctx->re…
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### What happened?
The metric "kepler_container_bpf_net_tx_irq_total" only shows "zero" for all containers and pods.
### What did you expect to happen?
I expected non-zero values similarly to the…
emoek updated
7 months ago
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In the docs restructure discussion, the BPF and XDP Reference Guide is considered as too long and not friendly to readers, I would like to update this guide, but I am not sure apart from the structure…
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Some gadgets provide both versions of programs based on k[ret]probes and fentry/fexit. This is intended to support older kernels that don't provide fentry/fexit support but at the same time use the ne…
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BPF_OBJ_GET permissions were relaxed in 4.4 to not require CAP_SYS_ADMIN. We should do a runtime probe to determine this during the permissions step, and not require it if it's not needed.
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**systemd version the issue has been seen with**
> systemd 247 (247.3-1)
**Used distribution**
> Debian Bullseye/testing
**Linux kernel version used** (`uname -a`)
> `5.10.0-3-am…