nginx-systemstap-toolkit/ngx-sample-lua-bt执行报错！

ssdrliu · 2016-08-30T18:38:49+00:00

这是没打满CPU吧在 2016年8月31日星期三 UTC+8上午8:11:28，Huang...

nginx-systemstap-toolkit/ngx-sample-lua-bt执行报错！

ssdrliu

uname -a:

Linux CNC-BJ-1-1A2 2.6.32-431.el6.x86_64 #1 SMP Fri Nov 22 03:15:09 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

Centos 6.5

stap --version：

Systemtap translator/driver (version 3.0/0.164, commit release-3.0-0-g616ec7a0b916 + changes)

This is free software; see the source for copying conditions.

enabled features: LIBRPM NLS TR1_UNORDERED_MAP

debug-info-kernel已安装

执行以下脚本报错：

# nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt

/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c: 在函数‘function___global_usymname__overload_1’中:

/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:3945: 错误：‘struct function___global_usymname__overload_1_locals’没有名为‘addr’的成员

make[1]: *** [/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.o] 错误 1

make: *** [_module_/tmp/stapNu8jUn] 错误 2

WARNING: kbuild exited with status: 2

Pass 4: compilation failed. [man error::pass4]

请问，这可能是什么问题？

agentzh

Hello!

On Tue, Aug 30, 2016 at 3:38 AM, 牧童 wrote:
> debug-info-kernel已安装
>
> 执行以下脚本报错：
> # nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:
> 在函数‘function___global_usymname__overload_1’中:
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:3945:
> 错误：‘struct function___global_usymname__overload_1_locals’没有名为‘addr’的成员
> make[1]: ***
> [/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.o] 错误 1
> make: *** [_module_/tmp/stapNu8jUn] 错误 2
> WARNING: kbuild exited with status: 2
> Pass 4: compilation failed.  [man error::pass4]
>

把 stap 的 cache 目录删了再试。包括 /tmp/ 下面的这些 stap 开头的临时目录。

Regards,
-agentzh

ssdrliu

感谢春哥回复！

删除了后报这个错：

# nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt

ERROR: Couldn't insert module '/tmp/stapEMJ0wc/uprobes/uprobes.ko': Unknown symbol in module

WARNING: /usr/bin/staprun exited with status: 1

Pass 5: run failed. [man error::pass5]

在 2016年8月31日星期三 UTC+8上午7:07:03，agentzh写道：

Hello!

On Tue, Aug 30, 2016 at 3:38 AM, 牧童 wrote:
> debug-info-kernel已安装
>
> 执行以下脚本报错：
> # nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:
> 在函数‘function___global_usymname__overload_1’中:
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:3945:
> 错误：‘struct function___global_usymname__overload_1_locals’没有名为‘addr’的成员
> make[1]: ***
> [/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.o] 错误 1
> make: *** [_module_/tmp/stapNu8jUn] 错误 2
> WARNING: kbuild exited with status: 2
> Pass 4: compilation failed. [man error::pass4]
>

把 stap 的 cache 目录删了再试。包括 /tmp/ 下面的这些 stap 开头的临时目录。

Regards,
-agentzh

ssdrliu

补充：

查看dmesg 输出：

Kprobes globally unoptimized

stap_45cc6b92b2a2400a4e40df8997b1b71_31174: systemtap: 1.8/0.164, base: ffffffffa0321000, memory: 48data/19text/14ctx/2058net/199alloc kb, probes: 1

stap_a80ffb8a6672b6c5b219669eaf103726_5062: systemtap: 3.1/0.164, base: ffffffffa033b000, memory: 87data/23text/14ctx/2058net/199alloc kb, probes: 2

uprobes: disagrees about version of symbol utrace_control

uprobes: Unknown symbol utrace_control

uprobes: disagrees about version of symbol utrace_attach_pid

uprobes: Unknown symbol utrace_attach_pid

uprobes: disagrees about version of symbol utrace_set_events

uprobes: Unknown symbol utrace_set_events

在 2016年8月31日星期三 UTC+8上午7:07:03，agentzh写道：

Hello!

On Tue, Aug 30, 2016 at 3:38 AM, 牧童 wrote:
> debug-info-kernel已安装
>
> 执行以下脚本报错：
> # nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:
> 在函数‘function___global_usymname__overload_1’中:
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:3945:
> 错误：‘struct function___global_usymname__overload_1_locals’没有名为‘addr’的成员
> make[1]: ***
> [/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.o] 错误 1
> make: *** [_module_/tmp/stapNu8jUn] 错误 2
> WARNING: kbuild exited with status: 2
> Pass 4: compilation failed. [man error::pass4]
>

把 stap 的 cache 目录删了再试。包括 /tmp/ 下面的这些 stap 开头的临时目录。

Regards,
-agentzh

ssdrliu

更新：

问题解决。

需要安装kernel-debuginfo、kernel-devel，并且版本号与kernel版本号完全一致。

在 2016年8月31日星期三 UTC+8上午11:08:12，牧童写道：

补充：
查看dmesg 输出：
Kprobes globally unoptimized
stap_45cc6b92b2a2400a4e40df8997b1b71_31174: systemtap: 1.8/0.164, base: ffffffffa0321000, memory: 48data/19text/14ctx/2058net/199alloc kb, probes: 1
stap_a80ffb8a6672b6c5b219669eaf103726_5062: systemtap: 3.1/0.164, base: ffffffffa033b000, memory: 87data/23text/14ctx/2058net/199alloc kb, probes: 2
uprobes: disagrees about version of symbol utrace_control
uprobes: Unknown symbol utrace_control
uprobes: disagrees about version of symbol utrace_attach_pid
uprobes: Unknown symbol utrace_attach_pid
uprobes: disagrees about version of symbol utrace_set_events
uprobes: Unknown symbol utrace_set_events

在 2016年8月31日星期三 UTC+8上午7:07:03，agentzh写道：
Hello!

On Tue, Aug 30, 2016 at 3:38 AM, 牧童 wrote:
> debug-info-kernel已安装
>
> 执行以下脚本报错：
> # nginx-systemtap-toolkit/ngx-sample-lua-bt -p 6015 --luajit20 -t 5 > tmp.bt
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:
> 在函数‘function___global_usymname__overload_1’中:
> /tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.c:3945:
> 错误：‘struct function___global_usymname__overload_1_locals’没有名为‘addr’的成员
> make[1]: ***
> [/tmp/stapNu8jUn/stap_f8293aab59447308067197858323343d_28360_src.o] 错误 1
> make: *** [_module_/tmp/stapNu8jUn] 错误 2
> WARNING: kbuild exited with status: 2
> Pass 4: compilation failed. [man error::pass4]
>

把 stap 的 cache 目录删了再试。包括 /tmp/ 下面的这些 stap 开头的临时目录。

Regards,
-agentzh