查看cpu信息:top
查看cpu合數(shù):top i
查看每個(gè)線程的性能信息: top H
把線程信息down到一個(gè)文件中查看:
sudo -u admin /opt/taobao/java/bin/jstack 31177 > /home/dump17
轉(zhuǎn)換十進(jìn)制為16進(jìn)制:printf "%x\n" 31558
查看Linux版本信息:more /etc/issue
[root@crxy101 ~]# more /etc/issue
CentOS release 6.8 (Final)
Kernel \r on an \m