[Zope] Re: Zope hangs during load (Panic!)
Petter Holmström
petter.holmstrom at abo.fi
Wed Mar 3 01:54:32 EST 2004
Dieter Maurer wrote:
> Use "gdb" and attach to the main process.
> Use "info threads", "thread <threadno>" and "backtrace" to learn about
> the various threads, select a thread and show where it is lingering.
>
OK, I first made the server freeze with the benchmark program. I then
ran gdb with the following command:
gdb python [PID-nr]
info threads:
-------------
(gdb) info threads
8 Process 9870, Thread 8 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
7 Process 9870, Thread 7 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
6 Process 9870, Thread 6 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
5 Process 9870, Thread 5 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
4 Process 9870, Thread 4 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
3 Process 9870, Thread 3 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
2 Process 9870, Thread 2 0x2812ce96 in _thread_kern_sched ()
from /usr/lib/libc_r.so.5
* 1 Process 9870, Thread 1 0x2826a2af in poll () from /lib/libc.so.5
(gdb) thread 1
thread 1 & backtrace:
---------------------
(gdb) thread 1
[Switching to thread 1 (Process 9870, Thread 1)]#0 0x2826a2af in poll ()
from /lib/libc.so.5
(gdb) backtrace
#0 0x2826a2af in poll () from /lib/libc.so.5
#1 0x2812da51 in _thread_kern_sched_state_unlock () from
/usr/lib/libc_r.so.5
#2 0x2812d445 in _thread_kern_scheduler () from /usr/lib/libc_r.so.5
thread 2 & backtrace:
---------------------
(gdb) thread 2
[Switching to thread 2 (Process 9870, Thread 2)]#0 0x2812ce96 in
_thread_kern_sched
() from /usr/lib/libc_r.so.5
(gdb) backtrace
#0 0x2812ce96 in _thread_kern_sched () from /usr/lib/libc_r.so.5
#1 0x2812d608 in _thread_kern_sched_state () from /usr/lib/libc_r.so.5
#2 0x2812a216 in _read () from /usr/lib/libc_r.so.5
#3 0x282d5d01 in __sread () from /lib/libc.so.5
#4 0x282d5de6 in _sread () from /lib/libc.so.5
#5 0x282c2c48 in __srefill () from /lib/libc.so.5
#6 0x282bd65a in fread () from /lib/libc.so.5
#7 0x08062745 in Py_UniversalNewlineFread ()
#8 0x0806081a in PyFile_SetEncoding ()
#9 0x080d9d72 in PyCFunction_Call ()
#10 0x080a1345 in PyEval_GetFuncDesc ()
#11 0x0809f31f in PyEval_EvalCode ()
#12 0x080a150f in PyEval_GetFuncDesc ()
#13 0x080a13dc in PyEval_GetFuncDesc ()
#14 0x0809f31f in PyEval_EvalCode ()
#15 0x080a150f in PyEval_GetFuncDesc ()
#16 0x080a13dc in PyEval_GetFuncDesc ()
#17 0x0809f31f in PyEval_EvalCode ()
#18 0x080a028f in PyEval_EvalCodeEx ()
#19 0x080d9688 in PyFunction_SetClosure ()
#20 0x08059ca9 in PyObject_Call ()
#21 0x080a1a95 in PyEval_GetFuncDesc ()
#22 0x0809f3dc in PyEval_EvalCode ()
#23 0x080a028f in PyEval_EvalCodeEx ()
#24 0x080d9688 in PyFunction_SetClosure ()
#25 0x08059ca9 in PyObject_Call ()
#26 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#27 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#28 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#29 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#30 0x08059ca9 in PyObject_Call ()
#31 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#32 0x284ea89d in CallMethodO () from
/opt/Zope-2.7/lib/python/Acquisition.so
#33 0x284ebdc9 in Wrapper_call () from
/opt/Zope-2.7/lib/python/Acquisition.so
#34 0x08059ca9 in PyObject_Call ()
#35 0x080a187d in PyEval_GetFuncDesc ()
#36 0x080a13fa in PyEval_GetFuncDesc ()
#37 0x0809f31f in PyEval_EvalCode ()
#38 0x080a028f in PyEval_EvalCodeEx ()
#39 0x080d9688 in PyFunction_SetClosure ()
#40 0x08059ca9 in PyObject_Call ()
#41 0x080a1a95 in PyEval_GetFuncDesc ()
#42 0x0809f3dc in PyEval_EvalCode ()
#43 0x080a028f in PyEval_EvalCodeEx ()
---Type <return> to continue, or q <return> to quit---
#44 0x080d9688 in PyFunction_SetClosure ()
#45 0x08059ca9 in PyObject_Call ()
#46 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#47 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#48 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#49 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#50 0x08059ca9 in PyObject_Call ()
#51 0x080a187d in PyEval_GetFuncDesc ()
#52 0x080a13fa in PyEval_GetFuncDesc ()
#53 0x0809f31f in PyEval_EvalCode ()
#54 0x080a028f in PyEval_EvalCodeEx ()
#55 0x080d9688 in PyFunction_SetClosure ()
#56 0x08059ca9 in PyObject_Call ()
#57 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#58 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#59 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#60 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#61 0x08059ca9 in PyObject_Call ()
#62 0x080a187d in PyEval_GetFuncDesc ()
#63 0x080a13fa in PyEval_GetFuncDesc ()
#64 0x0809f31f in PyEval_EvalCode ()
#65 0x080a028f in PyEval_EvalCodeEx ()
#66 0x080d9688 in PyFunction_SetClosure ()
#67 0x08059ca9 in PyObject_Call ()
#68 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#69 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#70 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#71 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#72 0x08059ca9 in PyObject_Call ()
#73 0x080a187d in PyEval_GetFuncDesc ()
#74 0x080a13fa in PyEval_GetFuncDesc ()
#75 0x0809f31f in PyEval_EvalCode ()
#76 0x080a028f in PyEval_EvalCodeEx ()
#77 0x080a15a0 in PyEval_GetFuncDesc ()
#78 0x080a13dc in PyEval_GetFuncDesc ()
#79 0x0809f31f in PyEval_EvalCode ()
#80 0x080a150f in PyEval_GetFuncDesc ()
#81 0x080a13dc in PyEval_GetFuncDesc ()
#82 0x0809f31f in PyEval_EvalCode ()
#83 0x080a028f in PyEval_EvalCodeEx ()
#84 0x080a15a0 in PyEval_GetFuncDesc ()
#85 0x080a13dc in PyEval_GetFuncDesc ()
---Type <return> to continue, or q <return> to quit---
#86 0x0809f31f in PyEval_EvalCode ()
#87 0x080a028f in PyEval_EvalCodeEx ()
#88 0x080d9688 in PyFunction_SetClosure ()
#89 0x08059ca9 in PyObject_Call ()
#90 0x0805f75b in PyMethod_New ()
#91 0x08059ca9 in PyObject_Call ()
#92 0x0805edc6 in _PyInstance_Lookup ()
#93 0x08059ca9 in PyObject_Call ()
#94 0x080a187d in PyEval_GetFuncDesc ()
#95 0x080a13fa in PyEval_GetFuncDesc ()
#96 0x0809f31f in PyEval_EvalCode ()
#97 0x080a028f in PyEval_EvalCodeEx ()
#98 0x080a15a0 in PyEval_GetFuncDesc ()
#99 0x080a13dc in PyEval_GetFuncDesc ()
#100 0x0809f31f in PyEval_EvalCode ()
#101 0x080a150f in PyEval_GetFuncDesc ()
#102 0x080a13dc in PyEval_GetFuncDesc ()
#103 0x0809f31f in PyEval_EvalCode ()
#104 0x080a150f in PyEval_GetFuncDesc ()
#105 0x080a13dc in PyEval_GetFuncDesc ()
#106 0x0809f31f in PyEval_EvalCode ()
#107 0x080a150f in PyEval_GetFuncDesc ()
#108 0x080a13dc in PyEval_GetFuncDesc ()
#109 0x0809f31f in PyEval_EvalCode ()
#110 0x080a150f in PyEval_GetFuncDesc ()
#111 0x080a13dc in PyEval_GetFuncDesc ()
#112 0x0809f31f in PyEval_EvalCode ()
#113 0x080a150f in PyEval_GetFuncDesc ()
#114 0x080a13dc in PyEval_GetFuncDesc ()
#115 0x0809f31f in PyEval_EvalCode ()
#116 0x080a150f in PyEval_GetFuncDesc ()
#117 0x080a13dc in PyEval_GetFuncDesc ()
#118 0x0809f31f in PyEval_EvalCode ()
#119 0x080a028f in PyEval_EvalCodeEx ()
#120 0x080a15a0 in PyEval_GetFuncDesc ()
#121 0x080a13dc in PyEval_GetFuncDesc ()
#122 0x0809f31f in PyEval_EvalCode ()
#123 0x080a150f in PyEval_GetFuncDesc ()
#124 0x080a13dc in PyEval_GetFuncDesc ()
#125 0x0809f31f in PyEval_EvalCode ()
#126 0x080a150f in PyEval_GetFuncDesc ()
#127 0x080a13dc in PyEval_GetFuncDesc ()
#128 0x0809f31f in PyEval_EvalCode ()
#129 0x080a150f in PyEval_GetFuncDesc ()
#130 0x080a13dc in PyEval_GetFuncDesc ()
---Type <return> to continue, or q <return> to quit---
#131 0x0809f31f in PyEval_EvalCode ()
#132 0x080a150f in PyEval_GetFuncDesc ()
#133 0x080a13dc in PyEval_GetFuncDesc ()
#134 0x0809f31f in PyEval_EvalCode ()
#135 0x080a028f in PyEval_EvalCodeEx ()
#136 0x080d9688 in PyFunction_SetClosure ()
#137 0x08059ca9 in PyObject_Call ()
#138 0x0805f75b in PyMethod_New ()
#139 0x08059ca9 in PyObject_Call ()
#140 0x0805edc6 in _PyInstance_Lookup ()
#141 0x08059ca9 in PyObject_Call ()
#142 0x080a187d in PyEval_GetFuncDesc ()
#143 0x080a13fa in PyEval_GetFuncDesc ()
#144 0x0809f31f in PyEval_EvalCode ()
#145 0x080a028f in PyEval_EvalCodeEx ()
#146 0x080d9688 in PyFunction_SetClosure ()
#147 0x08059ca9 in PyObject_Call ()
#148 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#149 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#150 0x284a2780 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#151 0x08059ca9 in PyObject_Call ()
#152 0x080a187d in PyEval_GetFuncDesc ()
#153 0x080a13fa in PyEval_GetFuncDesc ()
#154 0x0809f31f in PyEval_EvalCode ()
#155 0x080a028f in PyEval_EvalCodeEx ()
#156 0x080d9688 in PyFunction_SetClosure ()
#157 0x08059ca9 in PyObject_Call ()
#158 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#159 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#160 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#161 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#162 0x08059ca9 in PyObject_Call ()
#163 0x080a187d in PyEval_GetFuncDesc ()
#164 0x080a13fa in PyEval_GetFuncDesc ()
#165 0x0809f31f in PyEval_EvalCode ()
#166 0x080a028f in PyEval_EvalCodeEx ()
#167 0x080d9688 in PyFunction_SetClosure ()
#168 0x08059ca9 in PyObject_Call ()
#169 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#170 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#171 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#172 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
---Type <return> to continue, or q <return> to quit---
#173 0x08059ca9 in PyObject_Call ()
#174 0x080a187d in PyEval_GetFuncDesc ()
#175 0x080a13fa in PyEval_GetFuncDesc ()
#176 0x0809f31f in PyEval_EvalCode ()
#177 0x080a028f in PyEval_EvalCodeEx ()
#178 0x080d9688 in PyFunction_SetClosure ()
#179 0x08059ca9 in PyObject_Call ()
#180 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#181 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#182 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#183 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#184 0x08059ca9 in PyObject_Call ()
#185 0x080a187d in PyEval_GetFuncDesc ()
#186 0x080a13fa in PyEval_GetFuncDesc ()
#187 0x0809f31f in PyEval_EvalCode ()
#188 0x080a028f in PyEval_EvalCodeEx ()
#189 0x080d9688 in PyFunction_SetClosure ()
#190 0x08059ca9 in PyObject_Call ()
#191 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#192 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#193 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#194 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#195 0x08059ca9 in PyObject_Call ()
#196 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#197 0x284ea89d in CallMethodO () from
/opt/Zope-2.7/lib/python/Acquisition.so
#198 0x284ebdc9 in Wrapper_call () from
/opt/Zope-2.7/lib/python/Acquisition.so
#199 0x08059ca9 in PyObject_Call ()
#200 0x080a187d in PyEval_GetFuncDesc ()
#201 0x080a13fa in PyEval_GetFuncDesc ()
#202 0x0809f31f in PyEval_EvalCode ()
#203 0x080a028f in PyEval_EvalCodeEx ()
#204 0x080d9688 in PyFunction_SetClosure ()
#205 0x08059ca9 in PyObject_Call ()
#206 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#207 0x284a2473 in callMethodWithPossibleHook ()
from /opt/Zope-2.7/lib/python/ExtensionClass.so
#208 0x284a257d in call_PMethod () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#209 0x284a25e0 in PMethod_call () from
/opt/Zope-2.7/lib/python/ExtensionClass.so
#210 0x08059ca9 in PyObject_Call ()
#211 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#212 0x284ea89d in CallMethodO () from
/opt/Zope-2.7/lib/python/Acquisition.so
#213 0x284ebdc9 in Wrapper_call () from
/opt/Zope-2.7/lib/python/Acquisition.so
#214 0x08059ca9 in PyObject_Call ()
---Type <return> to continue, or q <return> to quit---
#215 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#216 0x080960e9 in _PyUnicodeUCS4_IsAlpha ()
#217 0x080d9d72 in PyCFunction_Call ()
#218 0x080a1345 in PyEval_GetFuncDesc ()
#219 0x0809f31f in PyEval_EvalCode ()
#220 0x080a150f in PyEval_GetFuncDesc ()
#221 0x080a13dc in PyEval_GetFuncDesc ()
#222 0x0809f31f in PyEval_EvalCode ()
#223 0x080a028f in PyEval_EvalCodeEx ()
#224 0x080a15a0 in PyEval_GetFuncDesc ()
#225 0x080a13dc in PyEval_GetFuncDesc ()
#226 0x0809f31f in PyEval_EvalCode ()
#227 0x080a028f in PyEval_EvalCodeEx ()
#228 0x080a15a0 in PyEval_GetFuncDesc ()
#229 0x080a13dc in PyEval_GetFuncDesc ()
#230 0x0809f31f in PyEval_EvalCode ()
#231 0x080a028f in PyEval_EvalCodeEx ()
#232 0x080a15a0 in PyEval_GetFuncDesc ()
#233 0x080a13dc in PyEval_GetFuncDesc ()
#234 0x0809f31f in PyEval_EvalCode ()
#235 0x080a028f in PyEval_EvalCodeEx ()
#236 0x080a15a0 in PyEval_GetFuncDesc ()
#237 0x080a13dc in PyEval_GetFuncDesc ()
#238 0x0809f31f in PyEval_EvalCode ()
#239 0x080a028f in PyEval_EvalCodeEx ()
#240 0x080a15a0 in PyEval_GetFuncDesc ()
#241 0x080a13dc in PyEval_GetFuncDesc ()
#242 0x0809f31f in PyEval_EvalCode ()
#243 0x080a028f in PyEval_EvalCodeEx ()
#244 0x080d9688 in PyFunction_SetClosure ()
#245 0x08059ca9 in PyObject_Call ()
#246 0x0805f75b in PyMethod_New ()
#247 0x08059ca9 in PyObject_Call ()
#248 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#249 0x0805b9fa in PyInstance_New ()
#250 0x08059ca9 in PyObject_Call ()
#251 0x080a10f5 in PyEval_CallObjectWithKeywords ()
#252 0x080c1b1b in _PyObject_GC_Del ()
#253 0x2812450e in _thread_start () from /usr/lib/libc_r.so.5
-Petter-
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