leo cheng

braft 进程重启snapshot死锁问题

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Id Target Id Frame 1 Thread 0x7fa30b6b1dc0 (LWP 70908) "chunkserver" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 2 Thread 0x7fa30b69c700 (LWP 70909) "chunkserver" 0x00007fa30becf3bf in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=req@entry=0x7fa30b69a790, rem=rem@entry=0x0) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78 3...

使用braft过程中遇到braft deadlock 线程堆栈如下

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Thread 26 (Thread 0x7fa51effd700 (LWP 6893)): #0 futex_abstimed_wait_cancelable (private=, abstime=0x7fa51effb6a0, clockid=, expected=0, futex_word=0x7fa524001048) at ../sysdeps/nptl/futex-internal.h:320 #1 __pthread_cond_wait_common (abstime=0x7fa51effb6a0, clockid=, mutex=0x7fa524000ff8, cond=0x7fa524001020) at pthread_cond_wait.c:520 #2 __pthread_cond_timedwait (cond=0x7fa524001020, mutex=0x7fa524000ff8, abstime=0x7fa51effb6a0) at pthread_cond_wait.c:656...