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eschabell merged 1 commit into from
May 12, 2026
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docs: inputs: ebpf: document trace_exec #2571

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20 changes: 18 additions & 2 deletions pipeline/inputs/ebpf.md
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,7 @@ The plugin supports the following configuration parameters:
|:----|:------------|:--------|
| `poll_ms` | Set the polling interval in milliseconds for collecting events from the ring buffer. | `1000` |
| `ringbuf_map_name` | Set the name of the eBPF ring buffer map to read events from. | `events` |
| `trace` | Set the eBPF trace to enable (for example, `trace_bind`, `trace_malloc`, `trace_signal`, `trace_tcp`, `trace_vfs`). This parameter can be set multiple times to enable multiple traces. | _none_ |
| `trace` | Set the eBPF trace to enable (for example, `trace_bind`, `trace_exec`, `trace_malloc`, `trace_signal`, `trace_tcp`, `trace_vfs`). This parameter can be set multiple times to enable multiple traces. | _none_ |

## System dependencies

Expand Down Expand Up @@ -130,7 +130,7 @@ All traces include the following fields:

| Field | Description |
|:------|:------------|
| `event_type` | Type of event (`signal`, `malloc`, `bind`, `tcp`, or `vfs`). |
| `event_type` | Type of event (`signal`, `malloc`, `bind`, `exec`, `tcp`, or `vfs`). |
| `pid` | Process ID that generated the event. |
| `tid` | Thread ID that generated the event. |
| `comm` | Command name (process name) that generated the event. |
Expand Down Expand Up @@ -194,3 +194,19 @@ The `trace_vfs` trace includes these additional fields:
| `mode` | File mode bits for the operation. |
| `fd` | File descriptor returned by the operation. |
| `error_raw` | Error code for the operation (`0` indicates success). |

### Exec trace fields

The `trace_exec` trace includes these additional fields:

| Field | Description |
|:------|:------------|
| `stage` | Execution stage. One of `enter`, `exit`, or `unknown`. |
| `ppid` | Parent process ID. |
| `filename` | Path of the executable being run. |
| `argv` | First argument of the command (`argv[0]`). |
| `argv1` | Second argument of the command (`argv[1]`). |
| `argv2` | Third argument of the command (`argv[2]`). |
| `argv_last` | Final captured argument when more than three are present. |
| `argc` | Total number of arguments. |
| `error_raw` | Error code for the operation (`0` indicates success). |
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