diff --git a/deps/oblib/src/lib/signal/ob_signal_handlers.cpp b/deps/oblib/src/lib/signal/ob_signal_handlers.cpp
index f212bfca01..2922f1f6c4 100644
--- a/deps/oblib/src/lib/signal/ob_signal_handlers.cpp
+++ b/deps/oblib/src/lib/signal/ob_signal_handlers.cpp
@@ -178,9 +178,13 @@ void coredump_cb(int sig, siginfo_t *si, void *context)
       int64_t ip = -1;
       int64_t bp = -1;
 #endif
+      char rlimit_core[32] = "unlimited";
+      if (UINT64_MAX != g_rlimit_core) {
+        safe_snprintf(rlimit_core, sizeof(rlimit_core), "%lu", g_rlimit_core);
+      }
       ssize_t print_len = safe_snprintf(print_buf, sizeof(print_buf),
-                                       "CRASH ERROR!!! IP=%lx, RBP=%lx, sig=%d, sig_code=%d, sig_addr=%p, "COMMON_FMT"\n",
-                                       ip, bp, sig, si->si_code, si->si_addr, ts, GETTID(), tname, uval[0], uval[1], uval[2], uval[3],
+                                       "CRASH ERROR!!! IP=%lx, RBP=%lx, sig=%d, sig_code=%d, sig_addr=%p, RLIMIT_CORE=%s, "COMMON_FMT"\n",
+                                       ip, bp, sig, si->si_code, si->si_addr, rlimit_core, ts, GETTID(), tname, uval[0], uval[1], uval[2], uval[3],
                                        (NULL == extra_info) ? NULL : to_cstring(*extra_info), bt);
       write(STDERR_FILENO, print_buf, print_len);
     #if MINICORE
diff --git a/deps/oblib/src/lib/signal/ob_signal_struct.cpp b/deps/oblib/src/lib/signal/ob_signal_struct.cpp
index 21ea872447..c3e4002969 100644
--- a/deps/oblib/src/lib/signal/ob_signal_struct.cpp
+++ b/deps/oblib/src/lib/signal/ob_signal_struct.cpp
@@ -25,6 +25,7 @@ namespace common
 {
 const int MP_SIG = SIGURG;
 const int SIG_STACK_SIZE = 16L<<10;
+uint64_t g_rlimit_core = 0;
 
 DTraceId DTraceId::gen_trace_id()
 {
diff --git a/deps/oblib/src/lib/signal/ob_signal_struct.h b/deps/oblib/src/lib/signal/ob_signal_struct.h
index 89b3e2927c..24e0de8f2a 100644
--- a/deps/oblib/src/lib/signal/ob_signal_struct.h
+++ b/deps/oblib/src/lib/signal/ob_signal_struct.h
@@ -29,6 +29,7 @@ extern signal_handler_t &get_signal_handler();
 extern bool g_redirect_handler;
 extern const int MP_SIG; // MP means MULTI-PURPOSE
 extern const int SIG_STACK_SIZE;
+extern uint64_t g_rlimit_core;
 
 class DTraceId
 {
diff --git a/src/observer/main.cpp b/src/observer/main.cpp
index a24c31901d..fa73021935 100644
--- a/src/observer/main.cpp
+++ b/src/observer/main.cpp
@@ -348,6 +348,9 @@ static void print_limit(const char *name, const int resource)
       _OB_LOG(INFO, "[%s] %-24s = %ld", __func__, name, limit.rlim_cur);
     }
   }
+  if (RLIMIT_CORE == resource) {
+    g_rlimit_core = limit.rlim_cur;
+  }
 }
 
 static void print_all_limits()