diff --git a/compat/posix/src/time.c b/compat/posix/src/time.c
index 97a82ae03c4029b747280c97f8950b39df7304a1..010a68a90ce5366ade8cf87b67ff24799130c0a0 100644
--- a/compat/posix/src/time.c
+++ b/compat/posix/src/time.c
@@ -50,6 +50,8 @@
 #include "los_swtmr_pri.h"
 #include "los_sys_pri.h"
 
+#define CPUCLOCK_PERTHREAD_MASK 4
+#define CPUCLOCK_ID_OFFSET 3
 
 /*
  * Do a time package defined return. This requires the error code
@@ -450,13 +452,85 @@ int clock_settime(clockid_t clockID, const struct timespec *tp)
     return settimeofday(&tv, NULL);
 }
 
+static int PthreadGetCputime(clockid_t clockID, struct timespec *ats)
+{
+    uint64_t runtime;
+    UINT32 intSave;
+    UINT32 tid = ((UINT32) ~((clockID) >> CPUCLOCK_ID_OFFSET));
+
+    if (OS_TID_CHECK_INVALID(tid)) {
+        return -ESRCH;
+    }
+    LosTaskCB *task = OsGetTaskCB(tid);
+
+    if (OsCurrTaskGet()->processID != task->processID) {
+        return -EINVAL;
+    }
+
+#ifdef LOSCFG_KERNEL_CPUP
+    SCHEDULER_LOCK(intSave);
+    runtime = task->taskCpup.allTime;
+    SCHEDULER_UNLOCK(intSave);
+#endif
+
+    ats->tv_sec = runtime / OS_SYS_NS_PER_SECOND;
+    ats->tv_nsec = runtime % OS_SYS_NS_PER_SECOND;
+
+    return 0;
+}
+
+static int ProcessGetCputime(clockid_t clockID, struct timespec *ats)
+{
+    UINT64 runtime;
+    UINT32 intSave;
+    const pid_t pid = ((pid_t) ~((clockID) >> CPUCLOCK_ID_OFFSET));
+    LosProcessCB *spcb = NULL;
+
+    if (OsProcessIDUserCheckInvalid(pid) || pid < 0) {
+        return -EINVAL;
+    }
+
+    spcb = OS_PCB_FROM_PID(pid);
+    if (OsProcessIsUnused(spcb)) {
+        return -EINVAL;
+    }
+
+#ifdef LOSCFG_KERNEL_CPUP
+    SCHEDULER_LOCK(intSave);
+    runtime = spcb->processCpup.allTime;
+    SCHEDULER_UNLOCK(intSave);
+#endif
+
+    ats->tv_sec = runtime / OS_SYS_NS_PER_SECOND;
+    ats->tv_nsec = runtime % OS_SYS_NS_PER_SECOND;
+
+    return 0;
+}
+
+static int GetCputime(clockid_t clockID, struct timespec *tp)
+{
+    int ret;
+
+    if (clockID >= 0) {
+        return -EINVAL;
+    }
+
+    if ((UINT32)clockID & CPUCLOCK_PERTHREAD_MASK) {
+        ret = PthreadGetCputime(clockID, tp);
+    } else {
+        ret = ProcessGetCputime(clockID, tp);
+    }
+
+    return ret;
+}
+
 int clock_gettime(clockid_t clockID, struct timespec *tp)
 {
     UINT32 intSave;
     struct timespec64 tmp = {0};
     struct timespec64 hwTime = {0};
 
-    if ((clockID > MAX_CLOCKS) || (clockID < CLOCK_REALTIME)) {
+    if (clockID > MAX_CLOCKS) {
         goto ERROUT;
     }
 
@@ -497,7 +571,10 @@ int clock_gettime(clockid_t clockID, struct timespec *tp)
         case CLOCK_TAI:
             TIME_RETURN(ENOTSUP);
         default:
-            goto ERROUT;
+            {
+                int ret = GetCputime(clockID, tp);
+                TIME_RETURN(-ret);
+            }
     }
 
     return 0;
@@ -506,6 +583,37 @@ ERROUT:
     TIME_RETURN(EINVAL);
 }
 
+static int CheckClock(const clockid_t clockID)
+{
+    int error = 0;
+    const pid_t pid = ((pid_t) ~((clockID) >> CPUCLOCK_ID_OFFSET));
+
+    if (!((UINT32)clockID & CPUCLOCK_PERTHREAD_MASK)) {
+        LosProcessCB *spcb = NULL;
+        if (OsProcessIDUserCheckInvalid(pid) || pid < 0) {
+            return -EINVAL;
+        }
+        spcb = OS_PCB_FROM_PID(pid);
+        if (OsProcessIsUnused(spcb)) {
+            error = -EINVAL;
+        }
+    } else {
+        error = -EINVAL;
+    }
+
+    return error;
+}
+
+static int CpuClockGetres(const clockid_t clockID, struct timespec *tp)
+{
+    int error = CheckClock(clockID);
+    if (!error) {
+        error = ProcessGetCputime(clockID, tp);
+    }
+
+    return error;
+}
+
 int clock_getres(clockid_t clockID, struct timespec *tp)
 {
     if (tp == NULL) {
@@ -536,7 +644,10 @@ int clock_getres(clockid_t clockID, struct timespec *tp)
         case CLOCK_TAI:
             TIME_RETURN(ENOTSUP);
         default:
-            TIME_RETURN(EINVAL);
+            {
+                int ret = CpuClockGetres(clockID, tp);
+                TIME_RETURN(-ret);
+            }
     }
 
     TIME_RETURN(0);
diff --git a/testsuites/unittest/time/clock/time_clock_test.cpp b/testsuites/unittest/time/clock/time_clock_test.cpp
index 0d73d34bd5535a0c9f6ffb2841ee4cb967f5368d..43655d17bc146d8026235631500199f9b34b059c 100644
--- a/testsuites/unittest/time/clock/time_clock_test.cpp
+++ b/testsuites/unittest/time/clock/time_clock_test.cpp
@@ -133,7 +133,9 @@ HWTEST_F(TimeClockTest, ClockTest009, TestSize.Level0)
 {
     ClockTest009();
 }
+#endif
 
+#if defined(LOSCFG_USER_TEST_FULL)
 /* *
  * @tc.name: ClockTest010
  * @tc.desc: function for TimeClockTest
@@ -145,5 +147,27 @@ HWTEST_F(TimeClockTest, ClockTest010, TestSize.Level0)
     ClockTest010();
 }
 
+/* *
+ * @tc.name: ClockTest011
+ * @tc.desc: test pthread_getcpuclockid:get pthread time
+ * @tc.type: FUNC
+ * @tc.require: AR000E0QAB
+ */
+HWTEST_F(TimeClockTest, ClockTest011, TestSize.Level0)
+{
+    ClockTest011();
+}
+
+/* *
+ * @tc.name: ClockTest012
+ * @tc.desc: test clock_getcpuclockid:get process time
+ * @tc.type: FUNC
+ * @tc.require: AR000E0QAB
+ */
+HWTEST_F(TimeClockTest, ClockTest012, TestSize.Level0)
+{
+    ClockTest012();
+}
+
 #endif
 } // namespace OHOS
diff --git a/testsuites/unittest/time/timer/time_timer_test.cpp b/testsuites/unittest/time/timer/time_timer_test.cpp
index d25aaa3b79a03b565138dbaec15a076f5e4898a4..187ea91149f72ab6ab2c1d4daab331e01d1b7c4f 100644
--- a/testsuites/unittest/time/timer/time_timer_test.cpp
+++ b/testsuites/unittest/time/timer/time_timer_test.cpp
@@ -82,10 +82,31 @@ HWTEST_F(TimeTimerTest, TimerTest003, TestSize.Level0)
  * @tc.type: FUNC
  * @tc.require: AR000EEMQ9
  */
-/* HWTEST_F(TimeTimerTest, TimerTest004, TestSize.Level0)
+/*HWTEST_F(TimeTimerTest, TimerTest004, TestSize.Level0)
 {
-    TimerTest004();
-} */
+    TimerTest004(); // TODO: musl sigaction handler have only one param.
+}*/
 
+/* *
+ * @tc.name: TIME_TEST_TZSET_001
+ * @tc.desc: function for TIME_TEST_TZSET_001
+ * @tc.type: FUNC
+ * @tc.require: AR000EEMQ9
+ */
+HWTEST_F(TimeTimerTest, TIME_TEST_TZSET_001, TestSize.Level0)
+{
+    TIME_TEST_TZSET_001();
+}
+
+/* *
+ * @tc.name: TIME_TEST_TZSET_002
+ * @tc.desc: function for TimeTimerTest
+ * @tc.type: FUNC
+ * @tc.require: AR000EEMQ9
+ */
+HWTEST_F(TimeTimerTest, TIME_TEST_TZSET_002, TestSize.Level0)
+{
+    TIME_TEST_TZSET_002();
+}
 #endif
 } // namespace OHOS