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layout: post title: Linux開啟coredump設定

categories: Linux

設定pattern

echo "/tmp/cores/core.%e.%p.%h.%t" > /proc/sys/kernel/core_pattern

開啟ulimit

/etc/security/limits.conf

*  soft  core  unlimited

程式內開啟

#include <sys/resource.h>

void enable_coredump()
{
    struct rlimit core_limits;
    core_limits.rlim_cur = core_limits.rlim_max = RLIM_INFINITY;
    setrlimit(RLIMIT_CORE, &core_limits);
}

測試

kill -s SIGSEGV $$