disabled nfsd values if they are all empty

diff --git a/src/proc_net_rpc_nfsd.c b/src/proc_net_rpc_nfsd.c
index 83ec99053b50730c6f58d37ad0052c514ed8cd2c..6e527e1e794a74b2123322bcb0496abaccd29bf6 100644 (file)
--- a/src/proc_net_rpc_nfsd.c
+++ b/src/proc_net_rpc_nfsd.c
@@ -196,7 +196,10 @@ int do_proc_net_rpc_nfsd(int update_every, unsigned long long dt) {
                        rc_hits = strtoull(procfile_lineword(ff, l, 1), NULL, 10);
                        rc_misses = strtoull(procfile_lineword(ff, l, 2), NULL, 10);
                        rc_nocache = strtoull(procfile_lineword(ff, l, 3), NULL, 10);
-                       do_rc = 2;
+
+                       unsigned long long sum = rc_hits + rc_misses + rc_nocache;
+                       if(sum == 0ULL) do_rc = -1;
+                       else do_rc = 2;
                }
                else if(do_fh == 1 && strcmp(type, "fh") == 0) {
                        if(words < 6) {
@@ -210,7 +213,9 @@ int do_proc_net_rpc_nfsd(int update_every, unsigned long long dt) {
                        fh_dir_not_in_dcache = strtoull(procfile_lineword(ff, l, 4), NULL, 10);
                        fh_non_dir_not_in_dcache = strtoull(procfile_lineword(ff, l, 5), NULL, 10);
 
-                       do_fh = 2;
+                       unsigned long long sum = fh_stale + fh_total_lookups + fh_anonymous_lookups + fh_dir_not_in_dcache + fh_non_dir_not_in_dcache;
+                       if(sum == 0ULL) do_fh = -1;
+                       else do_fh = 2;
                }
                else if(do_io == 1 && strcmp(type, "io") == 0) {
                        if(words < 3) {
@@ -221,7 +226,9 @@ int do_proc_net_rpc_nfsd(int update_every, unsigned long long dt) {
                        io_read = strtoull(procfile_lineword(ff, l, 1), NULL, 10);
                        io_write = strtoull(procfile_lineword(ff, l, 2), NULL, 10);
 
-                       do_io = 2;
+                       unsigned long long sum = io_read + io_write;
+                       if(sum == 0ULL) do_io = -1;
+                       else do_io = 2;
                }
                else if(do_th == 1 && strcmp(type, "th") == 0) {
                        if(words < 13) {
@@ -294,7 +301,9 @@ int do_proc_net_rpc_nfsd(int update_every, unsigned long long dt) {
                        net_tcp_count = strtoull(procfile_lineword(ff, l, 3), NULL, 10);
                        net_tcp_connections = strtoull(procfile_lineword(ff, l, 4), NULL, 10);
 
-                       do_net = 2;
+                       unsigned long long sum = net_count + net_udp_count + net_tcp_count + net_tcp_connections;
+                       if(sum == 0ULL) do_net = -1;
+                       else do_net = 2;
                }
                else if(do_rpc == 1 && strcmp(type, "rpc") == 0) {
                        if(words < 6) {
@@ -307,7 +316,9 @@ int do_proc_net_rpc_nfsd(int update_every, unsigned long long dt) {
                        rpc_bad_auth = strtoull(procfile_lineword(ff, l, 3), NULL, 10);
                        rpc_bad_client = strtoull(procfile_lineword(ff, l, 4), NULL, 10);
 
-                       do_rpc = 2;
+                       unsigned long long sum = rpc_count + rpc_bad_format + rpc_bad_auth + rpc_bad_client;
+                       if(sum == 0ULL) do_rpc = -1;
+                       else do_rpc = 2;
                }
                else if(do_proc2 == 1 && strcmp(type, "proc2") == 0) {
                        // the first number is the count of numbers present