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feat!: remove GET method in /debug path (#5102)

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* featremove GET method in \/debug path

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

* update how-to document as well

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

---------

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
This commit is contained in:
Ruihang Xia
2024-12-05 16:21:55 +08:00
committed by GitHub
parent 66c0445974
commit cf0c84bed1
3 changed files with 7 additions and 17 deletions
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6
docs/how-to/how-to-profile-cpu.md
View File

@@ -3,7 +3,7 @@
## HTTP API
Sample at 99 Hertz, for 5 seconds, output report in [protobuf format](https://github.com/google/pprof/blob/master/proto/profile.proto).
```bash
curl -s '0:4000/debug/prof/cpu' > /tmp/pprof.out
curl -X POST -s '0:4000/debug/prof/cpu' > /tmp/pprof.out
```
Then you can use `pprof` command with the protobuf file.
@@ -13,10 +13,10 @@ go tool pprof -top /tmp/pprof.out
Sample at 99 Hertz, for 60 seconds, output report in flamegraph format.
```bash
curl -s '0:4000/debug/prof/cpu?seconds=60&output=flamegraph' > /tmp/pprof.svg
curl -X POST -s '0:4000/debug/prof/cpu?seconds=60&output=flamegraph' > /tmp/pprof.svg
```
Sample at 49 Hertz, for 10 seconds, output report in text format.
```bash
curl -s '0:4000/debug/prof/cpu?seconds=10&frequency=49&output=text' > /tmp/pprof.txt
curl -X POST -s '0:4000/debug/prof/cpu?seconds=10&frequency=49&output=text' > /tmp/pprof.txt
```

2
docs/how-to/how-to-profile-memory.md
View File

@@ -29,7 +29,7 @@ MALLOC_CONF=prof:true,lg_prof_interval:28 ./target/debug/greptime standalone sta
Dump memory profiling data through HTTP API:
```bash
curl localhost:4000/debug/prof/mem > greptime.hprof
curl -X POST localhost:4000/debug/prof/mem > greptime.hprof
```
You can periodically dump profiling data and compare them to find the delta memory usage.

16
src/servers/src/http.rs
View File

@@ -705,22 +705,12 @@ impl HttpServer {
"/debug",
Router::new()
// handler for changing log level dynamically
.route(
"/log_level",
routing::get(dyn_log::dyn_log_handler).post(dyn_log::dyn_log_handler),
)
.route("/log_level", routing::post(dyn_log::dyn_log_handler))
.nest(
"/prof",
Router::new()
.route(
"/cpu",
routing::get(pprof::pprof_handler).post(pprof::pprof_handler),
)
.route(
"/mem",
routing::get(mem_prof::mem_prof_handler)
.post(mem_prof::mem_prof_handler),
),
.route("/cpu", routing::post(pprof::pprof_handler))
.route("/mem", routing::post(mem_prof::mem_prof_handler)),
),
)
}