-
# Kubernetes egress filter design discussion
## Motivation
Develop a programmable egress observability/policy enforcement to track, alert, stop backdoors from compromised service communicating to…
-
**Is your feature request related to a problem? Please describe.**
As discussed before, we need to use kernel eBPF runtime if the prog access kernel data structures like task_struct.
We can use a s…
-
**Summary**
https://docs.pixielabs.ai/tutorials/custom-data/dynamic-go-logging/
Pixie Dynamic Logging let users write eBPF uprobes in PXL script, Pixie then deploys the uprobes onto user-specified…
-
### What reproduces the bug? Provide code if possible.
This arguably could be considered an ebpf bug.
As an example the linux kernel ships with "should_failslab" routine. The kernel image has 2 …
-
**Is your feature request related to a problem? Please describe.**
The current bpftrace feature allows attaching kprobes to kernel functions, but not to any user space functions.
**Describe the so…
-
### Impact
High
### Epic/Meta Issue
_No response_
### Planned Version
None
### Description
So, we want Linux DNS support in endpoint, and part of that is going to be done here in ebpf. I'm maki…
-
### Component(s)
receiver/hostmetrics
### Is your feature request related to a problem? Please describe.
Create an more hardware resource efficient alternative for getting the host metrics (k…
-
我执行```bpftool prog```命令看到了这些bpf程序,想要请教 """61: perf_event name bpf_perf_event tag 42b497adb6d498f9 gpl"""这个程序是怎么挂载的呢?作用是什么?因为最近碰到一个perf event ringbuf 内存访问错误的问题
```bash
# bpftool prog
4: kprobe …
-
cpu_watcher 项目:目标是分析cpu 的运行状态,将BCC_sar(lmp/eBPF_Supermarket/CPU_Subsystem/BCC_sar/src
/sar)改写成libbpf版本,目前libbpf版本的框架已经写好,放在了lmp/eBPF_Supermarket/CPU_Subsystem/libbpf_sar文件夹中。该工具应实现以下数据的采集:
- proc/…
-
本项目旨在开发一个Linux用户态进程生命周期画像工具,通过该工具可以清晰展示出:
1. 一个进程从创建到终止的完整生命周期
2. 进程/线程持有锁的区间画像
3. 进程/线程上下文切换原因的标注
4. 线程之间依赖关系(线程)
5. 进程关联调用栈信息标注
6. 加入更多的可视化元素和交互方式,使得整个画像更加直观、易于理解
项目开发计划:
- [x] 进程上下CPU…