update wiki pages

Cluster-VictoriaMetrics.md

@@ -421,18 +421,25 @@ All the cluster components provide the following handlers for [profiling](https:
 * `http://vmselect:8481/debug/pprof/heap` for memory profile and `http://vmselect:8481/debug/pprof/profile` for CPU profile
 * `http://vmstorage:8482/debug/pprof/heap` for memory profile and `http://vmstorage:8482/debug/pprof/profile` for CPU profile
 
-Example command for collecting cpu profile from `vmstorage`:
+Example command for collecting cpu profile from `vmstorage` (replace `0.0.0.0` with `vmstorage` hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://vmstorage:8482/debug/pprof/profile > cpu.pprof
+curl http://0.0.0.0:8482/debug/pprof/profile > cpu.pprof
 ```
 
-Example command for collecting memory profile from `vminsert`:
+</div>
+
+Example command for collecting memory profile from `vminsert` (replace `0.0.0.0` with `vminsert` hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://vminsert:8480/debug/pprof/heap > mem.pprof
+curl http://0.0.0.0:8480/debug/pprof/heap > mem.pprof
 ```
 
+</div>
 
 ## Community and contributions
 

README.md

@@ -1500,18 +1500,26 @@ for running ingestion benchmarks based on node_exporter metrics.
 
 VictoriaMetrics provides handlers for collecting the following [Go profiles](https://blog.golang.org/profiling-go-programs):
 
-* Memory profile. It can be collected with the following command:
+* Memory profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<victoria-metrics-host>:8428/debug/pprof/heap > mem.pprof
+curl -s http://0.0.0.0:8428/debug/pprof/heap > mem.pprof
 ```
 
-* CPU profile. It can be collected with the following command:
+</div>
+
+* CPU profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<victoria-metrics-host>:8428/debug/pprof/profile > cpu.pprof
+curl http://0.0.0.0:8428/debug/pprof/profile > cpu.pprof
 ```
 
+</div>
+
 The command for collecting CPU profile waits for 30 seconds before returning.
 
 The collected profiles may be analyzed with [go tool pprof](https://github.com/google/pprof).

Single-server-VictoriaMetrics.md

@@ -1504,18 +1504,26 @@ for running ingestion benchmarks based on node_exporter metrics.
 
 VictoriaMetrics provides handlers for collecting the following [Go profiles](https://blog.golang.org/profiling-go-programs):
 
-* Memory profile. It can be collected with the following command:
+* Memory profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<victoria-metrics-host>:8428/debug/pprof/heap > mem.pprof
+curl http://0.0.0.0:8428/debug/pprof/heap > mem.pprof
 ```
 
-* CPU profile. It can be collected with the following command:
+</div>
+
+* CPU profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<victoria-metrics-host>:8428/debug/pprof/profile > cpu.pprof
+curl -s http://0.0.0.0:8428/debug/pprof/profile > cpu.pprof
 ```
 
+</div>
+
 The command for collecting CPU profile waits for 30 seconds before returning.
 
 The collected profiles may be analyzed with [go tool pprof](https://github.com/google/pprof).

vmagent.md

@@ -689,18 +689,26 @@ ARM build may run on Raspberry Pi or on [energy-efficient ARM servers](https://b
 
 `vmagent` provides handlers for collecting the following [Go profiles](https://blog.golang.org/profiling-go-programs):
 
-* Memory profile can be collected with the following command:
+* Memory profile can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<vmagent-host>:8429/debug/pprof/heap > mem.pprof
+curl http://0.0.0.0:8429/debug/pprof/heap > mem.pprof
 ```
 
-* CPU profile can be collected with the following command:
+</div>
+
+* CPU profile can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<vmagent-host>:8429/debug/pprof/profile > cpu.pprof
+curl http://0.0.0.0:8429/debug/pprof/profile > cpu.pprof
 ```
 
+</div>
+
 The command for collecting CPU profile waits for 30 seconds before returning.
 
 The collected profiles may be analyzed with [go tool pprof](https://github.com/google/pprof).

vmauth.md

@@ -192,18 +192,26 @@ ROOT_IMAGE=scratch make package-vmauth
 
 `vmauth` provides handlers for collecting the following [Go profiles](https://blog.golang.org/profiling-go-programs):
 
-* Memory profile. It can be collected with the following command:
+* Memory profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<vmauth-host>:8427/debug/pprof/heap > mem.pprof
+curl http://0.0.0.0:8427/debug/pprof/heap > mem.pprof
 ```
 
-* CPU profile. It can be collected with the following command:
+</div>
+
+* CPU profile. It can be collected with the following command (replace `0.0.0.0` with hostname if needed):
+
+<div class="with-copy" markdown="1">
 
 ```bash
-curl -s http://<vmauth-host>:8427/debug/pprof/profile > cpu.pprof
+curl http://0.0.0.0:8427/debug/pprof/profile > cpu.pprof
 ```
 
+</div>
+
 The command for collecting CPU profile waits for 30 seconds before returning.
 
 The collected profiles may be analyzed with [go tool pprof](https://github.com/google/pprof).