使用sample-bt-off-cpu时，semantic error: while resolving probe point: identifier 'scheduler' at <input>:28:7

humphery.yu

问题描述：

[root@centos7 logs]# ../nginx-systemtap-toolkit/sample-bt-off-cpu -p 27107 -t 2

semantic error: while resolving probe point: identifier 'scheduler' at <input>:28:7

source: probe scheduler.cpu_on {

semantic error: no match

Pass 2: analysis failed. [man error::pass2]

OS信息：

Linux centos7.site 3.10.0-229.el7.x86_64 #1 SMP Fri Mar 6 11:36:42 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

systemtap信息：

Systemtap translator/driver (version 2.6/0.160, rpm 2.6-10.el7_1)
Copyright (C) 2005-2014 Red Hat, Inc. and others
This is free software; see the source for copying conditions.

对systemtap不太熟，问题可能很初级见笑

doujiang24

Hello，

稍微搜索一下就可以看到答案 :)

https://groups.google.com/forum/#!topic/openresty/j5v7J04hSKo

2015-09-26 18:52 GMT+08:00 humphery <humph...@gmail.com>:

问题描述：

[root@centos7 logs]# ../nginx-systemtap-toolkit/sample-bt-off-cpu -p 27107 -t 2
semantic error: while resolving probe point: identifier 'scheduler' at <input>:28:7
source: probe scheduler.cpu_on {
^

semantic error: no match

Pass 2: analysis failed. [man error::pass2]

OS信息：
Linux centos7.site 3.10.0-229.el7.x86_64 #1 SMP Fri Mar 6 11:36:42 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

systemtap信息：
Systemtap translator/driver (version 2.6/0.160, rpm 2.6-10.el7_1)
Copyright (C) 2005-2014 Red Hat, Inc. and others
This is free software; see the source for copying conditions.

对systemtap不太熟，问题可能很初级见笑

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