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Re: BUG #11397: enable-profiling hangs configure at thread safety checking - Mailing list pgsql-bugs

From Alvaro Herrera
Subject Re: BUG #11397: enable-profiling hangs configure at thread safety checking
Date
Msg-id 20140911143718.GG4701@eldon.alvh.no-ip.org
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In response to BUG #11397: enable-profiling hangs configure at thread safety checking  (amutu@amutu.com)
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amutu@amutu.com wrote:

> If I remove the enable-profiling option,the configure goes well.
>
> some more info:
> jovz ~]$ ps auxwww | grep conftest
> jovz 30276   0.0  0.2 30804 3260  0  I+    9:14下午    0:00.01 ./conftest
> jovz 30302   0.0  0.1 18724 2348  1  S+    9:16下午    0:00.01 grep conftest
> [jovz ~]$ procstat -kk 30276
>   PID    TID COMM             TDNAME           KSTACK
>
> 30276 100087 conftest         -                mi_switch+0xde
> sleepq_catch_signals+0xb2 sleepq_wait_sig+0xf _sleep+0x265 umtxq_sleep+0x129
> do_lock_umutex+0x64f __umtx_op_wait_umutex+0x78 amd64_syscall+0x357
> Xfast_syscall+0xfb

Isn't this a kernel bug, or a libc bug, or a combination thereof?

--
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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