--- a/src/lib/lock.c
+++ b/src/lib/lock.c
@@ -121,7 +121,7 @@ int vps_lock(envid_t veid, char *dir, ch
 				ret = 1;
 				break;
 			} else {
-				logger(-1, 0, "Removing stale lock"
+				logger(0, 0, "Removing stale lock"
 						" file %s", lockfile);
 				unlink(lockfile);
 			}
--- a/src/lib/meminfo.c
+++ b/src/lib/meminfo.c
@@ -59,7 +59,7 @@ int vps_meminfo_set(vps_handler *h, envi
 				vps_p->g_param->res.ub.privvmpages : NULL; 
 		}
 		if (privvmpages == NULL) {
-			logger(-1, 0, "Warning: privvmpages is not set"
+			logger(0, 0, "Warning: privvmpages is not set"
 				" configure meminfo skipped");
 			return 0;
 		}
@@ -68,7 +68,7 @@ int vps_meminfo_set(vps_handler *h, envi
 			 ULONG_MAX : privvmpages[0] * param->val;
 		break;
 	default:
-		logger(-1, 0, "Warning: unrecognized mode"
+		logger(0, 0, "Warning: unrecognized mode"
 			" to set meminfo parameter");
 		return 0;
 	}
@@ -79,7 +79,7 @@ int vps_meminfo_set(vps_handler *h, envi
 	ret = ioctl(h->vzfd, VZCTL_VE_MEMINFO, &meminfo);
 	if (ret < 0) {
 		if (errno == ENOTTY) {
-			logger(-1, 0, "Warning: meminfo feature is not supported"
+			logger(0, 0, "Warning: meminfo feature is not supported"
 				" by kernel. skipped meminfo configure");
 		} else {
 			logger(-1, errno, "Unable to set meminfo");	
--- a/src/lib/veth.c
+++ b/src/lib/veth.c
@@ -104,7 +104,7 @@ static int run_vznetcfg(envid_t veid, ve
 	env[0] = buf;
 	env[1] = NULL;
 	if ((ret = run_script(VZNETCFG, argv, env, 0))) {
-		logger(0, 0, VZNETCFG " exited with error");
+		logger(-1, 0, VZNETCFG " exited with error");
 		ret = VZ_VETH_ERROR;
 	}
 	return ret;
--- a/src/lib/vps_configure.c
+++ b/src/lib/vps_configure.c
@@ -180,7 +180,7 @@ int vps_quota_configure(vps_handler *h, 
 		return 0;
 	}
 	if (stat(root, &st)) {
-		logger(0, errno, "Unable to stat %s", root);
+		logger(-1, errno, "Unable to stat %s", root);
 		return -1;
 	}
 	memset(&dev, 0, sizeof(dev));