diff --git a/source/sysak.c b/source/sysak.c
index 79df78882871bb163e01fd897a399cda35da6856..f0dc3fc3f8b7f931160f32dd5f0229b5ef0391e4 100644
--- a/source/sysak.c
+++ b/source/sysak.c
@@ -9,8 +9,9 @@
 
 #define KVERSION 64
 #define MAX_SUBCMD_ARGS 512
+#define MAX_DEPEND_LEN 128
 #define MAX_NAME_LEM 64
-#define MAX_WORK_PATH_LEN 256
+#define MAX_WORK_PATH_LEN 512
 #define ERR_NOSUBTOOL 2
 #define ERR_MISSARG 3
 
@@ -24,9 +25,11 @@ char *system_modules = "/proc/modules";
 char *bin_path = "/usr/local/sbin";
 
 char kern_version[KVERSION];
-char modin[MAX_SUBCMD_ARGS];
-char modun[MAX_SUBCMD_ARGS];
+char modin[MAX_DEPEND_LEN];
+char modun[MAX_DEPEND_LEN];
+char run_depend[MAX_DEPEND_LEN]= {0};
 char tools_path[MAX_WORK_PATH_LEN];
+char tools_exec[MAX_WORK_PATH_LEN] = {0};
 char sysak_rule[MAX_WORK_PATH_LEN];
 char module_path[MAX_WORK_PATH_LEN];
 char sysak_work_path[MAX_WORK_PATH_LEN];
@@ -49,7 +52,7 @@ static void kern_release(void)
     struct utsname name;
 
     if (uname (&name) == -1){
-        printf("cannot get system name\n");
+        printf("cannot get system version\n");
         return;
     }
     strncpy(kern_version, name.release, sizeof(name.release));
@@ -90,6 +93,16 @@ static void mod_ctrl(bool enable)
         system(exec_mod);
     }
 }
+static void add_python_depend(char *depend,char *cmd)
+{
+    if (!strcmp(depend, "all")){
+        snprintf(tools_exec, sizeof(tools_exec), "python2 %s", cmd);
+    }else if (!strcmp(depend, "python3")){
+        snprintf(tools_exec, sizeof(tools_exec), "python3 %s", cmd);
+    }else if(!strcmp(depend, "python2")){
+        snprintf(tools_exec, sizeof(tools_exec), "python2 %s", cmd);
+    }
+}
 
 static int exectue(int argc, char *argv[])
 {
@@ -111,7 +124,13 @@ static int exectue(int argc, char *argv[])
         snprintf(subcmd_args, sizeof(subcmd_args), " \"%s\"", argv[i]);
         strcat(subcmd_name,subcmd_args);
     }
-    snprintf(subcmd_exec_final, sizeof(subcmd_exec_final), "%s;%s", sysak_work_path, subcmd_name);
+
+    if (run_depend[0])
+        add_python_depend(run_depend, subcmd_name);
+    else
+        strncpy(tools_exec,subcmd_name,strlen(subcmd_name));
+
+    snprintf(subcmd_exec_final, sizeof(subcmd_exec_final), "%s;%s", sysak_work_path, tools_exec);
     ret = system(subcmd_exec_final);
     
     if (post_module)
@@ -170,9 +189,9 @@ static bool tool_lookup(char *path, char *tool)
         if (strcmp(tools_name, tool)){
             continue;
         }
-
-        sscanf(buf,"%*[^:]:prev{%[^}]};post{%[^}]}", modin, modun);
-        fclose(fp);
+        sscanf(buf,"%*[^:]:prev{%[^}]};post{%[^}]};python-dep{%[^}]}", modin, modun, run_depend);
+        if (!run_depend[0])
+            sscanf(buf,"%*[^:]:python-dep{%[^}]}", run_depend);
         return true;
     }
     fclose(fp);
diff --git a/source/tools/detect/fcachetop/Makefile b/source/tools/detect/fcachetop/Makefile
index 8307f4c6399549dfc926bc90d31b6a7c4ca264e1..96d8a30e70e4a446b32658e0dc730239568fcc45 100644
--- a/source/tools/detect/fcachetop/Makefile
+++ b/source/tools/detect/fcachetop/Makefile
@@ -1,3 +1,3 @@
 target := fcachetop
-
+DEPEND := "python-dep{python2}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/detect/iofsstat/Makefile b/source/tools/detect/iofsstat/Makefile
index 2594a7036a507dab5d4104c62710c50dcfd427a9..a3b36ba7a9551bba01b95e5e5d8d85d6a33c5a2c 100644
--- a/source/tools/detect/iofsstat/Makefile
+++ b/source/tools/detect/iofsstat/Makefile
@@ -1,3 +1,3 @@
 target := iofsstat
-
+DEPEND := "python-dep{all}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/detect/memgraph/Makefile b/source/tools/detect/memgraph/Makefile
index f7742f316a96a956b8e371a8c08ce5e04f0697b8..44583c5e3143ffbac289c2b8bea55e099d64337e 100644
--- a/source/tools/detect/memgraph/Makefile
+++ b/source/tools/detect/memgraph/Makefile
@@ -1,4 +1,5 @@
 target := memgraph
 mods := memgraph
+DEPEND := "python-dep{python3}"
 include $(SRC)/mk/py.mk
 
diff --git a/source/tools/detect/netinfo/Makefile b/source/tools/detect/netinfo/Makefile
index 70f265f8969bfa98ea513654973da4c130bc9714..75b8727c80a08f1faa34238a60cb63b8da3a035c 100644
--- a/source/tools/detect/netinfo/Makefile
+++ b/source/tools/detect/netinfo/Makefile
@@ -1,3 +1,3 @@
 target := netinfo
-DEPEND := "prev{default python};"
+DEPEND := "python-dep{python3}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/detect/oomcheck/Makefile b/source/tools/detect/oomcheck/Makefile
index 198f550618be15305150b83fda34bc2eccc07c8d..7dda4b7845887d3cf14eed7789fed4aa1672f23f 100644
--- a/source/tools/detect/oomcheck/Makefile
+++ b/source/tools/detect/oomcheck/Makefile
@@ -1,4 +1,5 @@
 target := oomcheck
 mods := oomcheck
+DEPEND := "python-dep{python2}"
 include $(SRC)/mk/py.mk
 
diff --git a/source/tools/detect/runqlen/Makefile b/source/tools/detect/runqlen/Makefile
index 17b0b8425a8c0d8a22871b12fd2488537f2482a8..35726a4b797b803347f2df630396cad2a3de995a 100644
--- a/source/tools/detect/runqlen/Makefile
+++ b/source/tools/detect/runqlen/Makefile
@@ -1,4 +1,4 @@
 target := runqlen
-DEPEND := "prev{default python};"
+DEPEND := "prev{default};python-dep{all}"
 include $(SRC)/mk/py.mk
 
diff --git a/source/tools/detect/skcheck/Makefile b/source/tools/detect/skcheck/Makefile
index fa19a290b1515db138ce81fb819c37b008dc6af1..1761a98a1b8dbd234ac61d03c44a3d9b7cbc39f4 100644
--- a/source/tools/detect/skcheck/Makefile
+++ b/source/tools/detect/skcheck/Makefile
@@ -1,4 +1,5 @@
 target := skcheck
 mods := skcheck
+DEPEND := "python-dep{python2}"
 include $(SRC)/mk/py.mk
 
diff --git a/source/tools/detect/surftrace/Makefile b/source/tools/detect/surftrace/Makefile
index acd7346152803efd15878c2d9bf538e803e594e8..6134cf0937b5fb56029abcbf2f1d041cfc615b95 100644
--- a/source/tools/detect/surftrace/Makefile
+++ b/source/tools/detect/surftrace/Makefile
@@ -1,3 +1,3 @@
 target := surftrace
-DEPEND := "prev{default python};"
+DEPEND := "prev{default};python-dep{all}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/detect/sysconf/confcheck/Makefile b/source/tools/detect/sysconf/confcheck/Makefile
index 859ba9aab33506d0bf65fe0aaa42e178c20aed03..f19deb9b3386bd4474a6bf7206d3079b2a34edbd 100644
--- a/source/tools/detect/sysconf/confcheck/Makefile
+++ b/source/tools/detect/sysconf/confcheck/Makefile
@@ -1,5 +1,4 @@
 target := confcheck
-
 mods += $(target)
-
+DEPEND := "python-dep{python2}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/monitor/mmaptrace/Makefile b/source/tools/monitor/mmaptrace/Makefile
index 2a5e73c59a89d1621a53c1feb57bc4f09e1baca2..55ffddc2a24a095c4c63b81c93788afd4ed7deeb 100644
--- a/source/tools/monitor/mmaptrace/Makefile
+++ b/source/tools/monitor/mmaptrace/Makefile
@@ -1,5 +1,5 @@
 mods := mmaptrace
 target := mmaptrace
-DEPEND := "prev{-p modin};post{-d modun}"
+DEPEND := "prev{-p modin};post{-d modun};python-dep{python2}"
 include $(SRC)/mk/py.mk
 
diff --git a/source/tools/monitor/mon_connect/Makefile b/source/tools/monitor/mon_connect/Makefile
index 5f59b00554dbabde4c95ebf635e5999a36396e2d..2f267f4ebbb5e320f6be99b47965d98cbdb4d94f 100644
--- a/source/tools/monitor/mon_connect/Makefile
+++ b/source/tools/monitor/mon_connect/Makefile
@@ -1,5 +1,4 @@
 mods := mon_connect
 target := mon_connect
-DEPEND := "prev{default python};"
-
+DEPEND := "python-dep{python3}"
 include $(SRC)/mk/py.mk
diff --git a/source/tools/monitor/sched/schedtrace/Makefile b/source/tools/monitor/sched/schedtrace/Makefile
index 5a3aff5aa647679dfa6e07e6dbaa2ad98666ebb9..703b511eb40bb1bbd560939bbad3c208326d9822 100644
--- a/source/tools/monitor/sched/schedtrace/Makefile
+++ b/source/tools/monitor/sched/schedtrace/Makefile
@@ -1,5 +1,4 @@
 mods := schedtrace
-DEPEND := "prev{-e modin};post{-d modun}"
 target := schedtrace
-
+DEPEND := "prev{-e modin};post{-d modun};python-dep{python2}"
 include $(SRC)/mk/py.mk