Here is my patch for munin diskstats: diff -u diskstats-dist diskstats --- diskstats-dist 2018-09-29 16:28:39.933727540 -0700 +++ diskstats 2018-11-12 09:54:56.850815309 -0800 @@ -234,6 +234,9 @@ # a given second, the device is nearly 100% saturated. my $utilization = $tot_ticks / $interval;
+ # NVME drives tend to show nearly 100% util, so lets use r+w as an alternate + my $rw_util = ($rd_ticks + $wr_ticks) / $interval; + # Average time an I/O takes on the block device my $servicetime_in_sec = $total_ios_per_sec ? $utilization / $total_ios_per_sec / 1000 : 0; @@ -253,9 +256,11 @@ : 0; my $util_print = $utilization / 10; + my $rw_util_print = $rw_util / 10; return { utilization => $util_print, + rw_util => $rw_util_print, servicetime => $servicetime_in_sec, average_wait => $average_wait_in_sec, average_rd_wait => $average_rd_wait_in_sec, @@ -298,6 +303,8 @@ print "${graph_id}_util.value " . $result->{$device}->{'utilization'} . "\n"; + print "${graph_id}_rw_util.value " + . $result->{$device}->{'rw_util'} . "\n"; } print "\nmultigraph ${plugin_name}_throughput\n"; @@ -342,6 +349,7 @@ multigraph ${plugin_name}_utilization.$graph_id util.value $result->{'utilization'} +rw_util.value $result->{'rw_util'} EOF } @@ -784,6 +792,11 @@ ${graph_id}_util.info Utilization of the device ${graph_id}_util.min 0 ${graph_id}_util.draw LINE1 +${graph_id}_rw_util.label $cur_diskstats{$device}->{'pretty_device_name'} +${graph_id}_rw_util.type GAUGE +${graph_id}_rw_util.info Read/write utilization of the device +${graph_id}_rw_util.min 0 +${graph_id}_rw_util.draw LINE1 EOF } -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1790181 Title: /proc/diskstats shows weird values To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1790181/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs