|
|
@@ -9,7 +9,6 @@ Load 是指对计算机干活多少的度量（WikiPedia：the system load is a
|
|
|
|
|
|
```
|
|
|
top -p 28174 –H
|
|
|
-
|
|
|
```
|
|
|
|
|
|
```
|
|
|
@@ -36,15 +35,13 @@ top -p 28174 –H
|
|
|
|
|
|
```
|
|
|
jstack 28174 >> stack.log
|
|
|
-
|
|
|
```
|
|
|
|
|
|
|
|
|
4.将cpu消耗高的线程的pid换算为16进制
|
|
|
|
|
|
```
|
|
|
- printf 0x%x 32694
|
|
|
-
|
|
|
+printf 0x%x 32694
|
|
|
```
|
|
|
|
|
|
转换后的16进制为 0x7fb6
|
|
|
@@ -53,7 +50,6 @@ jstack 28174 >> stack.log
|
|
|
|
|
|
```
|
|
|
grep 0x7fb6 stack.log -a3
|
|
|
-
|
|
|
```
|
|
|
|
|
|
```
|
|
|
@@ -69,12 +65,10 @@ grep 0x7fb6 stack.log -a3
|
|
|
|
|
|
```
|
|
|
grep RUNNABLE stack.log -a1
|
|
|
-
|
|
|
```
|
|
|
|
|
|
|
|
|
```
|
|
|
less a.log |awk '{FS="java.lang.Thread.State:";print $2}'|sort |uniq -c |sort -nr
|
|
|
-
|
|
|
```
|
|
|
|
wenwan