X-Git-Url: https://review.fuel-infra.org/gitweb?a=blobdiff_plain;f=website%2Freference%2Fbasic%2Fdaemon.md;fp=website%2Freference%2Fbasic%2Fdaemon.md;h=0000000000000000000000000000000000000000;hb=d1f1649ba43c5cbc43c4beb2380096ba051d646a;hp=431244aed64d0167d65f1498b1ffc6f29f8e9c43;hpb=8a3fe7daeecccf43dd71c59371c5005400d35101;p=packages%2Fprecise%2Fmcollective.git diff --git a/website/reference/basic/daemon.md b/website/reference/basic/daemon.md deleted file mode 100644 index 431244a..0000000 --- a/website/reference/basic/daemon.md +++ /dev/null @@ -1,156 +0,0 @@ ---- -layout: default -title: Controlling the Daemon ---- - -The main daemon that runs on nodes keeps internal stats and supports reloading of agents and changing -logging level without restarting. - -If you want to reload all the agents without restarting the daemon you can just send it signal *USR1* -and it will reload its agents. - -You can send *USR2* to cycle the log level through DEBUG to FATAL and back again, just keep sending -the signal and look at the logs. - -Reloading agents work in most cases though we recommend a full daemon restart in production use -due to the nature of the ruby class loading system. If you are changing agent contents and relying -on the reload behavior you might end up with agents not being in a consistent state. - -## Obtaining daemon statistics - -The daemon keeps a number of statistics about its operation, you can view these using the _inventory_ -application: - -{% highlight console %} -% mco inventory example.com - Server Statistics: - Version: 2.2.0 - Start Time: Mon Sep 24 17:37:28 +0100 2012 - Config File: /etc/mcollective/server.cfg - Collectives: mcollective, fr_collective - Main Collective: mcollective - Process ID: 24473 - Total Messages: 52339 - Messages Passed Filters: 44118 - Messages Filtered: 8221 - Expired Messages: 0 - Replies Sent: 29850 - Total Processor Time: 527.06 seconds - System Time: 349.32 seconds - -. -. -. -{% endhighlight %} - -The statistics mean: - -|Statistic |Meaning | -|------------|-------------------------------------------| -|Start Time |Local time on the node when the daemon started| -|Collectives |All known collectives this agent responds on| -|Main Collective |The primary collective| -|Process ID |The process ID of the mcollectived| -|Total Messages |Total messages received from the middleware| -|Messages Passed Filters|Amount of messages that was determined to be applicable to this node based on filters| -|Messages Filtered |Messages that did not apply to this node| -|Expired Messages |Received messages that had expired their TTL values| -|Replies Sent |Not all received messages result in replies, this counts the actual replies sent| -|Total Processor Time |Processor time including user and system time consumed since start| -|System Time |System Processor time only| - -You can get the raw values using the *rpcutil* agent using the *daemon_stats* action. - -{% highlight console %} -% mco rpc rpcutil daemon_stats -Discovering hosts using the mongo method .... 26 - - * [ ============================================================> ] 26 / 26 - -. -. -. - -example.com - Agents: ["stomputil", - "nrpe", - "package", - "rpcutil", - "rndc", - "urltest", - "iptables", - "puppetd", - "discovery", - "service", - "eximng", - "filemgr", - "process"] - Config File: /etc/mcollective/server.cfg - Failed Filter: 168432 - Passed Filter: 91231 - PID: 1418 - Replies: 91127 - Start Time: 1347545937 - Threads: ["#", - "#", - "#", - "#"] - Times: {:cutime=>1111.13, :utime=>3539.21, :cstime=>1243.64, :stime=>5045.21} - Total Messages: 259842 - TTL Expired: 179 - Failed Security: 0 - Security Validated: 259842 - Version: 2.2.0 - - -Summary of Agents: - - package = 26 - process = 26 - discovery = 26 - service = 26 - puppetd = 26 - filemgr = 26 - nrpe = 26 - rpcutil = 26 - stomputil = 26 - iptables = 11 - urltest = 7 - libvirt = 4 - eximng = 4 - registration = 3 - rndc = 3 - angelianotify = 2 - -Summary of Version: - - 2.2.0 = 26 - -Finished processing 26 / 26 hosts in 289.20 ms -{% endhighlight %} - -## Obtaining running configuration settings - -All configuration settings of any mcollective daemon can be retrieved using the *get_config_item* -action of the *rpcutil* agent: - -{% highlight console %} -% mco rpc rpcutil get_config_item item=collectives -I example.com -Discovering hosts using the mongo method .... 1 - - * [ ============================================================> ] 1 / 1 - - -example.com: - Property: collectives - Value: ["mcollective", "fr_collective"] - - -Summary of Value: - - mcollective = 1 - fr_collective = 1 - - -Finished processing 1 / 1 hosts in 59.05 ms -{% endhighlight %}