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added new 'strace' one-liners

- signed-off-by: trimstray <trimstray@gmail.com>
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trimstray 3 years ago
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      README.md

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@@ -890,6 +890,24 @@ ___

##### Tool: [strace](https://en.wikipedia.org/wiki/Strace)

###### Track child process

```bash
strace -f -p $(pidof glusterfsd)
```

###### Track process after 30 seconds

```bash
timeout 30 strace $(< /var/run/zabbix/zabbix_agentd.pid)
```

###### Track child process and redirect output to a file

```bash
ps auxw | grep 'sbin/[a]pache' | awk '{print " -p " $2}' | xargs strace -o /tmp/strace-apache-proc.out
```

###### Track the open request of a network port

```bash


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