0)bgwriter进程调用waitlatch
(gdb) p set->epoll_fd
$1 = 3
1)backend调用setLatch
给bgwriter发sigusr1
2)bgwriter收到信号
往管道里写一个字符,退出信号处理函数
2024-01-30 18:49:04
0)bgwriter进程调用waitlatch
(gdb) p set->epoll_fd
$1 = 3
1)backend调用setLatch
给bgwriter发sigusr1
2)bgwriter收到信号
往管道里写一个字符,退出信号处理函数
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