Changes between Version 22 and Version 23 of TipAndDoc/monitor/munin


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Timestamp:
Dec 28, 2015 12:08:27 AM (9 years ago)
Author:
mitty
Comment:

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  • TipAndDoc/monitor/munin

    v22 v23  
    11[[PageOutline]] 
     2[[TitleIndex(TipAndDoc/monitor/munin,format=group)]] 
    23 
    34 * http://munin-monitoring.org/ 
     
    5960  * 1.4.6-3ubuntu3.4 では修正済の模様 
    6061 
    61  = Windows = 
    62  * http://munin-monitoring.org/wiki/HowToMonitorWindows 
    63   * http://code.google.com/p/munin-nude-win32/ 
    64   * github:munin-monitoring/munin-node-win32 
    65   * http://www.iversendata.no/snmagent/ 
    66  
    67  * [http://qiita.com/murachi1208/items/20c7ba20009f47568c68 Serf を使用した Munin-node 自動追加, ついでに Winodws8 に Munin-nodeいれてみる - Qiita] 
    68  * [http://hydra.geht.net/tino/howto/monitoring/munin/win/ Windows] 
    69  
    70  = plugins = 
    71  * https://github.com/renard/munin-exchange-plugins/blob/master/munin-exchange/cpuspeed2 
    72   * [http://docs.fedoraproject.org/ja-JP/Fedora/14/html/Power_Management_Guide/tuning_cpufreq_policy_and_speed.html 3.2.3. CPUfreq のポリシーと速度のチューニング] 
    73  
    74  * [http://www.linuxquestions.org/questions/programming-9/bash-scripting-for-iptables-munin-760352/ Bash-scripting for iptables/munin] 
    75  > > I am trying to write this munin script to log all the accepted TCP/UDP/ICMP packets that are comming trough my iptable firewall. 
    76  > {{{ 
    77  > echo tcp.value `iptables -vxL | grep 'ACCEPT.*tcp' | cut -c1-8` 
    78  > }}} 
    79  
    80  * [https://ostlogd.spenneberg.net/wordpress/?p=220 IPTables und Munin analysieren Netzwerktraffic] 
    81  
    82  * [http://munin-monitoring.org/ticket/1341 #1341 (cpuspeed plugin doesn't work with new p-state) – Munin] 
    83  > Since linux-3.9 there is a new intel cpufreq scaling driver which does not provide "/sys/devices/system/cpu/cpu6/cpufreq/stats/time_in_state". 
    84  > Instead you will find "/sys/devices/system/cpu/cpu1/cpufreq/cpuinfo_cur_freq" showing the current frequency: 
    85  > # cat /sys/devices/system/cpu/cpu1/cpufreq/cpuinfo_cur_freq 
    86  > 1598000 
    87  * https://www.kernel.org/doc/Documentation/cpu-freq/pcc-cpufreq.txt 
    88  * https://www.kernel.org/doc/Documentation/cpu-freq/user-guide.txt 
    89   * [http://forums.debian.net/viewtopic.php?f=5&t=50517#p290654 Debian User Forums • View topic - lenny & disable CPU frequency scaling on Core i7] 
    90   * [https://www.pantz.org/software/cpufreq/usingcpufreqonlinux.html CPU frequency scaling in Linux with cpufreq] 
    91  
    92  * github:SweBarre/munin-lvm 
    93  * github:kvisle/munin-plugins 
    94  
    95  == plugin list == 
    96 ||=plugin=||=families=||=capabilities=||=description=|| 
    97 ||acpi||auto||autoconf||Munin plugin to monitor the temperature in different ACPI Thermal zones.|| 
    98 ||amavis||auto||autoconf||plugin to monitor the amavis mail filter.|| 
    99 ||apache_accesses||auto||autoconf||Munin plugin to monitor the number of accesses to Apache servers. It handles a list of ports passed in from a plugin configuration file.|| 
    100 ||apache_processes||auto||autoconf||Munin plugin to monitor the number of apache-processes running on the machine.|| 
    101 ||apache_volume||auto||autoconf||Munin plugin to monitor the volume of data sent from Apache servers.|| 
    102 ||apc_envunit_||auto||autoconf suggest||plugin to monitor temperature and humidity|| 
    103 ||apc_nis||contrib||N/A||Plugin to monitor APC UPS via the nis port of apcupsd|| 
    104 ||apt||manual||autoconf||Monitor the packages that should be installed on systems using apt-get.|| 
    105 ||apt_all||manual||autoconf||Plugin to monitor packages that should be installed on systems using apt-get (mostly Debian, but also RedHat).|| 
    106 ||asterisk_channels||contrib||N/A||Plugin to monitor number of active channels|| 
    107 ||asterisk_channelstypes||contrib||N/A||Plugin to graph the number of channel types in use|| 
    108 ||asterisk_codecs||contrib||N/A||Plugin to monitor number of active channels by codec used|| 
    109 ||asterisk_meetme||contrib||N/A||Plugin to monitor number of active conferences|| 
    110 ||asterisk_meetmeusers||contrib||N/A||Plugin to monitor number of active users in all the conferences|| 
    111 ||asterisk_sipchannels||contrib||N/A||Plugin to monitor number of active SIP channels by codec used|| 
    112 ||asterisk_sippeers||contrib||N/A||Plugin to monitor number of sip peers registered|| 
    113 ||asterisk_voicemail||contrib||N/A||Plugin to monitor number of messages in all voicemail boxes|| 
    114 ||bind9||manual||N/A||Plugin to monitor usage of bind 9 servers|| 
    115 ||bind9_rndc||manual||N/A||Plugin to monitor usage of bind 9 servers using rndc stats|| 
    116 ||bonding_err_||auto||autoconf suggest||Wildcard plugin to graph bonding interface errors|| 
    117 ||buddyinfo||manual||autoconf||Plugin to monitor memory fragmentation on Linux systems.|| 
    118 ||cmc_tc_sensor_||contrib||suggest||Wildcard plugin for monitoring CMC temperature sensors via SNMP|| 
    119 ||colour_tester||contrib||N/A||Just draw coloured lines to show of palette. || 
    120 ||courier_||contrib||autoconf||plugin to graph courier logins and logouts|| 
    121 ||courier_mta_mailqueue||auto||autoconf||Plugin to monitor courier-mta mail spool|| 
    122 ||courier_mta_mailstats||auto||autoconf||Plugin to monitor the number of mails delivered and rejected by courier-mta.|| 
    123 ||courier_mta_mailvolume||auto||autoconf||Plugin to monitor the volume og mails delivered by courier-mta|| 
    124 ||cps_||auto||autoconf suggest||Plugin to monitor connections per second, for LVS loadbalancers.|| 
    125 ||cpu||auto||autoconf||Plugin to monitor CPU usage.|| 
    126 ||cpuspeed||auto||autoconf||Plugin to monitor CPU speed|| 
    127 ||cupsys_pages||auto||autoconf||Plugin to monitor number of pages pr printer printed by CUPS|| 
    128 ||df||auto||autoconf||Munin plugin to monitor disk usage|| 
    129 ||df_abs||manual||autoconf||Plugin to monitor absolute disk usage|| 
    130 ||df_inode||auto||autoconf||Plugin to monitor inode-usage.|| 
    131 ||dhcpd3||contrib||autoconf||Plugin to monitor dhcpd3 leases|| 
    132 ||digitemp_||manual||N/A||Plugin to monitor Dallas 1-wire temperature sensors using digitemp|| 
    133 ||diskstat_||manual||autoconf suggest||Munin wildcard plugin to monitor various values provided via C</proc/diskstats>|| 
    134 ||diskstats||auto||autoconf||Munin multigraph plugin to monitor various values provided via C</proc/diskstats> or C</sys/block/*/stat>|| 
    135 ||ejabberd_||contrib||autoconf suggest||Munin wildcard plugin to monitor ejabberd2|| 
    136 ||entropy||auto||autoconf||Plugin to monitor available entropy|| 
    137 ||env||test||N/A||Plugin for testing enviroment setting.|| 
    138 ||exim_mailqueue||auto||autoconf||Plugin to monitor exim queue size|| 
    139 ||exim_mailqueue_alt||contrib||N/A||Plugin to monitor the exim mail queue|| 
    140 ||exim_mailstats||auto||autoconf||Plugin to monitor the number of mails received and delivered by exim.|| 
    141 ||extinfo_tester||test||N/A||N/A|| 
    142 ||fail2ban||auto||autoconf||Plugin to monitor fail2ban blacklists|| 
    143 ||files_||contrib||autoconf||Plugin to monitor the number of open files in the system.|| 
    144 ||foldingathome||contrib||autoconf||Folding@Home|| 
    145 ||foldingathome_rank||contrib||autoconf||Folding@Home Rank|| 
    146 ||foldingathome_wu||contrib||autoconf||Plugin to graph the number of working units submitted to folding@home|| 
    147 ||forks||auto||autoconf||Plugin to monitor the number of forks per second on the machine|| 
    148 ||freeradius_acct||manual||N/A||Plugin to count the daily amount of freeradius accounting packets.|| 
    149 ||freeradius_auth||manual||N/A||Plugin to count the daily amount of freeradius authentication packets.|| 
    150 ||freeradius_proxy_acct||manual||N/A||Plugin to count the daily amount of freeradius proxied accounting packets.|| 
    151 ||freeradius_proxy_auth||manual||N/A||Plugin to count the daily amount of freeradius proxied authentication packets.|| 
    152 ||fw_conntrack||auto||autoconf||Plugin to monitor the number of tracked connections through a Linux 2.4/2.6 firewall|| 
    153 ||fw_forwarded_local||auto||autoconf||Plugin to monitor network connections.|| 
    154 ||fw_packets||auto||autoconf||Plugin to monitor the throuhgput of a firewall|| 
    155 ||haproxy_||contrib||N/A||Graph stats from the haproxy daemon|| 
    156 ||hddtemp||contrib||N/A||Plugin to monitor harddrive temperatures through SMART.|| 
    157 ||hddtemp_smartctl||auto||autoconf||Plugin to monitor harddrive temperatures through SMART|| 
    158 ||hddtemp2||contrib||autoconf||Plugin to monitor hard drive temperatures.|| 
    159 ||hddtempd||contrib||autoconf||Munin plugin to monitor hdd temperature from a hddtemp daemon. This plugin is an alternative to the hddtemp_smartctl, which is the preferred one.|| 
    160 ||http_loadtime||auto||autoconf||Plugin to graph HTTP response time of a specific page|| 
    161 ||id||test||N/A||Plugin for testing user and group statements in the plugin config.|| 
    162 ||if_||auto||autoconf suggest||Wildcard-plugin to monitor traffic and errors on network interfaces.|| 
    163 ||if_err_||auto||autoconf suggest||Wildcard-plugin to monitor network interfaces|| 
    164 ||ifx_concurrent_sessions_||manual||N/A||Munin wildcard plug-in that connects to Informix instance and counts number of concurrent sessions from syssqlstat view of sysmaster of instance.|| 
    165 ||interrupts||auto||autoconf||Plugin to monitor the number of interrupts and context switches on a system.|| 
    166 ||iostat||auto||autoconf||Munin plugin to monitor io-bound traffic (in blocks) on disks|| 
    167 ||iostat_ios||auto||autoconf||Show IO-operation latency pr. device.|| 
    168 ||ip_||auto||autoconf suggest||Wildcard-plugin to monitor IP addresses through iptables|| 
    169 ||ipac-ng||contrib||autoconf||Skeleton-plugin to monitor ipac-ng rules.|| 
    170 ||ipmi_||auto||autoconf suggest||Plugin to monitor temperature or fan speed using IPMI|| 
    171 ||ipmi_sensor_||contrib||autoconf suggest||Wildcard plugin for the sensors data provided by ipmi|| 
    172 ||ircu||manual||autoconf||Plugin to graph the number of clients, channels and servers on an IRC network.|| 
    173 ||irqstats||auto||autoconf||Munin plugin to monitor individual interrupts on a Linux machine|| 
    174 ||jmx_||auto||autoconf suggest||Wildcard plugin to monitor Java application servers via JMX|| 
    175 ||load||auto||autoconf||Plugin to monitor the load average on a system.|| 
    176 ||loggrep||manual||N/A||Counts the number of matching log lines|| 
    177 ||lpar_cpu||contrib||N/A||Plugin to monitor physical cpu usage in an IBM POWER P5 / OpenPower LPAR|| 
    178 ||lpstat||auto||autoconf||Plugin to graph the queue size for the list of printers available through the command "lpstat"|| 
    179 ||mailman||contrib||N/A||Plugin to monitor activity on mailman mailing list management systems|| 
    180 ||mailscanner||contrib||N/A||Plugin to show statistics for e-mails passing through a MailScanner filter|| 
    181 ||mbmon_||contrib||autoconf suggest||Plugin to monitor Motherboard temparature using mbmon (http://www.nt.phys.kyushu-u.ac.jp/shimizu/download/download.html)|| 
    182 ||memcached_||contrib||noautoconf||Plugin to monitor memcache statistics|| 
    183 ||memory||auto||autoconf||Plugin to monitor memory usage|| 
    184 ||mhttping||contrib||N/A||N/A|| 
    185 ||multigraph_tester||test||autoconf||Handle the case where the munin node does not understand multigraph.|| 
    186 ||multiping||manual||N/A||Plugin to monitor ping times against several hosts|| 
    187 ||multips||manual||autoconf||Munin plugin to monitor number of processes. Which processes are configured in client-conf.d|| 
    188 ||multips_memory||manual||autoconf||Munin plugin to monitor memory usage of processes. Which processes are configured in a file in plugin-conf.d.|| 
    189 ||munin_stats||auto||autoconf||N/A|| 
    190 ||munin_update||manual||autoconf||Munin plugin to graph the time to query about each host from the nodes.|| 
    191 ||mysql_||auto||suggest autoconf||Munin plugin to display misc MySQL server status|| 
    192 ||mysql_bytes||manual||autoconf||Plugin to monitor the number of bytes sent from and received by mysql.|| 
    193 ||mysql_innodb||manual||autoconf||Plugin to monitor free space in a pre-allocated innodb tablespace|| 
    194 ||mysql_isam_space_||manual||suggest autoconf||Wildcard plugin to monitor the percent of table space used on isam and myisam tables on a mysql server.  Note that this is a old plugin which is no longer installed by default.  It is retained for compatability with old installations. || 
    195 ||mysql_queries||manual||autoconf||Munin plugin to display MySQL query rate.|| 
    196 ||mysql_slowqueries||manual||autoconf||Plugin to monitor the number of slow queries on a mysql-server|| 
    197 ||mysql_threads||manual||autoconf||Plugin to monitor the number of threads on a mysql-server.|| 
    198 ||named||contrib||N/A||Plugin to monitor named statistics|| 
    199 ||netopia||contrib||N/A||N/A|| 
    200 ||netstat||auto||autoconf||Plugin to monitor network connections|| 
    201 ||nfs_client||auto||autoconf||Plugin to monitor NFS client traffic|| 
    202 ||nfs4_client||auto||autoconf||Plugin to monitor NFSv4 client traffic|| 
    203 ||nfsd||auto||autoconf||Plugin to monitor NFS server activity|| 
    204 ||nfsd4||auto||autoconf||Plugin to graph NFSv4 server activity|| 
    205 ||nginx_request||auto||autoconf||Munin plugin to show number of requests pr. second to nginx.|| 
    206 ||nginx_status||auto||autoconf||Munin plugin to show connection status for nginx|| 
    207 ||nomadix_users_||contrib||N/A||SNMP wildcard plugin to monitor the number of users of Nomadix Enterprise WiFi devices|| 
    208 ||ntp_||manual||autoconf suggest||Plugin to monitor NTP statistics|| 
    209 ||ntp_kernel_err||auto||autoconf||Plugin to monitor the PLL estimated error for the kernel NTP status|| 
    210 ||ntp_kernel_pll_freq||auto||autoconf||Plugin to monitor the kernel's PLL frequency for the NTP status|| 
    211 ||ntp_kernel_pll_off||auto||autoconf||Plugin to monitor the kernel's PLL offset for the NTP status|| 
    212 ||ntp_offset||auto||autoconf||Plugin to monitor NTP time offset|| 
    213 ||ntp_states||manual||autoconf||Plugin to monitor NTP states|| 
    214 ||nut_misc||contrib||N/A||Plugin to monitor UPS via the upsc command|| 
    215 ||nut_volts||contrib||N/A||Plugin to monitor UPS via the upsc command|| 
    216 ||nutups_||contrib||autoconf suggest||Plugin to monitor various statistics exported by a UPS.|| 
    217 ||nvidia_||auto||autoconf suggest||Munin wildcard plugin to monitor nvidia graphics cards with the help of the nvclock command.  Run as nvidia_temp, nvidia_clock or nvidia_volt|| 
    218 ||open_files||auto||autoconf||Plugin to monitor the number of open files in the system|| 
    219 ||open_inodes||auto||autoconf||Plugin to monitor the number of open files in the system|| 
    220 ||openvpn||contrib||autoconf||Plugin to monitor number of users connected to openvpn server|| 
    221 ||perdition||contrib||autoconf||Plugin to graph perdition connections and errors|| 
    222 ||ping_||manual||N/A||Plugin to monitor ping times|| 
    223 ||pm3users_||contrib||N/A||SNMP wildcard plugin to monitor busy channels on L(ivingston|ucent) Portmaster Network Access Servers|| 
    224 ||pop_stats||contrib||N/A||N/A|| 
    225 ||port_||manual||autoconf suggest||Munin wildcard plugin to monitor netwok port usage.|| 
    226 ||postfix_mailqueue||auto||autoconf||Plugin to monitor postfix mail spools|| 
    227 ||postfix_mailstats||manual||autoconf||Plugin to monitor the number of mails delivered and rejected by postfix|| 
    228 ||postfix_mailvolume||auto||autoconf||Plugin to monitor the volume of mails delivered by postfix.|| 
    229 ||postgres_bgwriter||auto||autoconf||Plugin to monitor the PostgreSQL Background Writer.|| 
    230 ||postgres_cache_||auto||autoconf suggest||Plugin to monitor the PostgreSQL Buffer Cache Activity.|| 
    231 ||postgres_checkpoints||auto||autoconf||Plugin to monitor PostgreSQL checkpoints.|| 
    232 ||postgres_connections_||auto||autoconf suggest||Plugin to monitor PostgreSQL connections.|| 
    233 ||postgres_connections_db||auto||autoconf||Plugin to monitor PostgreSQL connections per database.|| 
    234 ||postgres_locks_||auto||autoconf suggest||Plugin to monitor PostgreSQL locks.|| 
    235 ||postgres_querylength_||auto||autoconf suggest||Plugin to monitor PostgreSQL long running queries.|| 
    236 ||postgres_scans_||auto||autoconf suggest||Plugin to monitor PostgreSQL scan types.|| 
    237 ||postgres_size_||auto||autoconf suggest||Plugin to monitor PostgreSQL database size.|| 
    238 ||postgres_transactions_||auto||autoconf suggest||Plugin to monitor PostgreSQL transactions.|| 
    239 ||postgres_tuples_||auto||autoconf suggest||Plugin to monitor PostgreSQL tuple access.|| 
    240 ||postgres_users||auto||autoconf||Plugin to monitor connected PostgreSQL users.|| 
    241 ||postgres_xlog||auto||autoconf||Plugin to monitor the size of the PostgreSQL transaction log|| 
    242 ||proc_pri||auto||autoconf||Munin-plugin to monitor the processes priority on a Linux machine|| 
    243 ||processes||auto||autoconf||Plugin to monitor processes on Linux FreeBSD, OpenBSD, NetBSD, Solaris and OSX.|| 
    244 ||proxy_plugin||manual||N/A||Plugin to proxy connections to another process speaking the munin-node protocol.  The typical use-case for this is to proxy requests to for example a JBoss application server, without giving up the ability to run local plugins from munin-node as well.|| 
    245 ||ps_||auto||autoconf suggest||Wildcard plugin to monitor number of processes|| 
    246 ||psu_||manual||autoconf suggest||Wildcard plugin to graph the number of processes by a given user.|| 
    247 ||qmailqstat||auto||autoconf||Plugin to show the amount of messages in the qmail queue|| 
    248 ||qmailscan||contrib||N/A||Plugin to graph output from qmailscan and clamav|| 
    249 ||qmailscan-simple||contrib||N/A||Plugin to count the daily amount of Virii (qmailscan)|| 
    250 ||quota_usage_||manual||N/A||Plugin to monitor quota on a specified device. Needs repquota and root privs|| 
    251 ||samba||contrib||autoconf||Plugin to monitor number of files held open by the CIFS clients|| 
    252 ||selinux_avcstat||auto||autoconf||Plugin to monitor SELinux' Access Vector Cache (AVC).|| 
    253 ||sendmail_mailqueue||auto||autoconf||Plugin to graph the sendmail queue size|| 
    254 ||sendmail_mailstats||auto||autoconf||Plugin to monitor sendmail statistics|| 
    255 ||sendmail_mailtraffic||auto||autoconf||Plugin to monitor sendmail statistics|| 
    256 ||sensors_||manual||autoconf suggest||Wildcard plugin to monitor sensors.|| 
    257 ||slapd_||auto||autoconf suggest||Graphs values from the monitor backend in OpenLDAP|| 
    258 ||slapd_bdb_cache_||auto||autoconf suggest||Shows cache hit efficiency on Openldap BDB files|| 
    259 ||slony_lag_||auto||autoconf||Plugin to monitor slony replication lag.|| 
    260 ||smart_||auto||autoconf suggest||Munin wildcard-plugin to monitor S.M.A.R.T. attribute values through smartctl|| 
    261 ||snmp!__cpuload||snmpauto||snmpconf||Munin plugin to monitor CPU-load by use of SNMP.|| 
    262 ||snmp!__df||snmpauto||snmpconf||Plugin to check disk usage of a remote host via SNMP|| 
    263 ||snmp!__fc_if_||snmpauto||snmpconf||Plugin to fetch fibrechannel data from remote hosts via SNMP.|| 
    264 ||snmp!__fc_if_err_||snmpauto||snmpconf||N/A|| 
    265 ||snmp!__if_||snmpauto||snmpconf||SNMP wildcard plugin to monitor network interfaces of any networked equipment.|| 
    266 ||snmp!__if_err_||snmpauto||snmpconf||SNMP wildcard plugin to monitor errors on network interfaces of any networked equipment.|| 
    267 ||snmp!__if_multi||snmpauto||snmpconf||SNMP card plugin to monitor the network interfaces of any networked equipment.|| 
    268 ||snmp!__load||snmpauto||snmpconf||Plugin to monitor load of a remote server via SNMP|| 
    269 ||snmp!__memory||snmpauto||snmpconf||Munin plugin to monitor memory usage of a remote host via SNMP.|| 
    270 ||snmp!__netapp_diskusage_||snmpauto||snmpconf||Munin plugin to retrieve file systems usage on NetApp storage appliances.|| 
    271 ||snmp!__netapp_inodeusage_||snmpauto||snmpconf||Munin plugin to retrieve inodes usage on NetApp storage appliances.|| 
    272 ||snmp!__netstat||snmpauto||snmpconf||Munin plugin to monitor network connection by use of SNMP. Based on snmp!__df plugin.|| 
    273 ||snmp!__print_pages||snmpauto||snmpconf||SNMP plugin to monitor pages printed on  printers adhering to RFC1759.|| 
    274 ||snmp!__print_supplies||snmpauto||snmpconf||SNMP plugin to monitor supplies levels on  printers adhering to RFC1759|| 
    275 ||snmp!__processes||snmpauto||snmpconf||N/A|| 
    276 ||snmp!__rdp_users||snmpauto||snmpconf||Monitor the number of pages printed. This plugin was written because the snmp_ _users gives some magic results on Windows. The user count is not related to the number of current users.|| 
    277 ||snmp!__sensors_fsc_bx_fan||snmpauto||snmpconf||Plugin to fetch fan data from the SNMP agent on the management blade on Fujitsu Simens BX series blade servers|| 
    278 ||snmp!__sensors_fsc_bx_temp||snmpauto||snmpconf||Plugin to fetch temperature data from the SNMP agent on the management blade on Fujitsu Simens BX series blade servers|| 
    279 ||snmp!__sensors_fsc_fan||snmpauto||snmpconf||Plugin to fetch fan data from the ServerView SNMP agent on Fujitsu Simens servers|| 
    280 ||snmp!__sensors_fsc_temp||snmpauto||snmpconf||Plugin to fetch temperature data from the ServerView SNMP agent on Fujitsu Simens servers|| 
    281 ||snmp!__sensors_mbm_fan||snmpauto||snmpconf||Plugin to fetch sensor data from Windows boxes running Motherboard Monitor <http://mbm.livewiredev.com/> and SNMP-Informant - MBM agent <http://www.snmp-informant.com/>.|| 
    282 ||snmp!__sensors_mbm_temp||snmpauto||snmpconf||Plugin to fetch sensor data from Windows boxes running Motherboard Monitor <http://mbm.livewiredev.com/> and SNMP-Informant - MBM agent <http://www.snmp-informant.com/>.|| 
    283 ||snmp!__sensors_mbm_volt||snmpauto||snmpconf||Plugin to fetch sensor data from Windows boxes running Motherboard Monitor <http://mbm.livewiredev.com/> and SNMP-Informant - MBM agent <http://www.snmp-informant.com/>.|| 
    284 ||snmp!__swap||snmpauto||snmpconf||Munin plugin to monitor swap usage by use of SNMP.|| 
    285 ||snmp!__uptime||snmpauto||snmpconf||Munin plugin to retrive uptime information from a SNMP device.|| 
    286 ||snmp!__users||snmpauto||snmpconf||Plugin to check the number of logged in users via SNMP|| 
    287 ||snmp!__winload||snmpauto||snmpconf||N/A|| 
    288 ||snmp!__winmem||snmpauto||snmpconf||N/A|| 
    289 ||snort_alerts||auto||autoconf||Plugin to monitor the number of alerts in Snort|| 
    290 ||snort_bytes_pkt||auto||autoconf||Plugin to monitor average size in KBytes per packet|| 
    291 ||snort_drop_rate||auto||autoconf||Plugin to monitor Snort packet drop rate|| 
    292 ||snort_pattern_match||auto||autoconf||Plugin to monitor percent of data received that  Snort processes in pattern matching.|| 
    293 ||snort_pkts||auto||autoconf||Plugin to monitor the number of packets per second  passed through Snort filters|| 
    294 ||snort_traffic||auto||autoconf||Plugin to monitor Snort traffic in Mbites per second|| 
    295 ||spamstats||contrib||N/A||Plugin to graph spamassassin throughput|| 
    296 ||squeezebox_||auto||autoconf suggest||plugin to monitor a SqueezeCenter and associated players.|| 
    297 ||squid_cache||auto||autoconf||Plugin to graph the size of the squid cache|| 
    298 ||squid_icp||manual||autoconf||Plugin to graph traffic to the ICP peers|| 
    299 ||squid_objectsize||auto||autoconf||Plugin to graph the mean size of stored objects in the squid cache|| 
    300 ||squid_requests||auto||autoconf||Plugin to monitor squid requests.|| 
    301 ||squid_traffic||auto||autoconf||Plugin to monitor squid cache traffic|| 
    302 ||surfboard||contrib||N/A||Plugin to monitor surfboard cable modems|| 
    303 ||swap||auto||autoconf||Plugin to monitor swap IO in number of blocks per second|| 
    304 ||sybase_space||manual||N/A||Plugin to monitor sybase database space usage|| 
    305 ||tcp||manual||autoconf||Plugin to monitor IPV4/6 TCP socket status on a Linux host.|| 
    306 ||threads||auto||autoconf||Plugin to monitor the number of threads on Linux|| 
    307 ||tomcat_||auto||autoconf suggest||Munin plugin to monitor tomcat servers.|| 
    308 ||tomcat_access||manual||autoconf||Plugin to monitor the number of accesses to Tomcat servers.|| 
    309 ||tomcat_jvm||manual||autoconf||Plugin to monitor the memory of the JVM in Tomcat servers.|| 
    310 ||tomcat_threads||manual||autoconf||Plugin to monitor the number of tomcat-threads running on the machine, and (in addition to a simple process count), separate then into "busy" or "idle" servers.|| 
    311 ||tomcat_volume||manual||autoconf||Plugin to monitor the volume of data sent from Tomcat servers.|| 
    312 ||uptime||auto||autoconf||Plugin to measure uptime.|| 
    313 ||users||auto||autoconf||Munin plugin to monitor the number of users logged in to a Unix box.|| 
    314 ||varnish_||auto||autoconf suggest||Munin plugin to monitor various aspects of varnish|| 
    315 ||vlan_||manual||autoconf suggest||Wildcard-script to monitor network interfaces. To monitor an interface, link vlan_<interface> to this file.|| 
    316 ||vlan_inetuse_||manual||N/A||Wildcard-script to monitor network interfaces. To monitor an interface, link vlan_<interface> to this file.|| 
    317 ||vlan_linkuse_||manual||N/A||Wildcard-script to monitor network interfaces. To monitor an interface, link vlan_<interface> to this file.|| 
    318 ||vmstat||auto||autoconf||Plugin to monitor the number of processes in io-sleep and other wait states.|| 
    319 ||vserver_cpu_||auto||autoconf suggest||Wildcard plugin to graph CPU usage types per vserver|| 
    320 ||vserver_loadavg||auto||autoconf||Plugin to graph vserver load average|| 
    321 ||vserver_resources||auto||autoconf||Plugin to graph  Vserver resource usage and limits|| 
    322 ||warning_tester||test||N/A||N/A|| 
    323 ||yum||auto||autoconf||Plugin for monitoring pending package upgrades with yum|| 
    324 ||zimbra_||auto||autoconf suggest||Plugin to monitor all sorts of Zimbra statistics|| 
    325  
    326  * $ aptitude show munin-node 
    327 {{{ 
    328 Version: 1.4.4-1ubuntu1 
    329 }}} 
    330  * $ aptitude show munin-plugins-extra 
    331 {{{ 
    332 Version: 1.4.4-1ubuntu1 
    333 }}} 
    334  
    335  * $ dpkg -L munin-node 
    336 {{{ 
    337 (snip) 
    338  
    339 /usr/share/munin/plugins/amavis 
    340 /usr/share/munin/plugins/apache_accesses 
    341 /usr/share/munin/plugins/apache_processes 
    342 /usr/share/munin/plugins/apache_volume 
    343 /usr/share/munin/plugins/apc_envunit_ 
    344 /usr/share/munin/plugins/bind9 
    345 /usr/share/munin/plugins/bind9_rndc 
    346 /usr/share/munin/plugins/courier_mta_mailqueue 
    347 /usr/share/munin/plugins/courier_mta_mailstats 
    348 /usr/share/munin/plugins/courier_mta_mailvolume 
    349 /usr/share/munin/plugins/cupsys_pages 
    350 /usr/share/munin/plugins/df 
    351 /usr/share/munin/plugins/df_inode 
    352 /usr/share/munin/plugins/digitemp_ 
    353 /usr/share/munin/plugins/exim_mailqueue 
    354 /usr/share/munin/plugins/exim_mailstats 
    355 /usr/share/munin/plugins/fail2ban 
    356 /usr/share/munin/plugins/freeradius_acct 
    357 /usr/share/munin/plugins/freeradius_auth 
    358 /usr/share/munin/plugins/freeradius_proxy_acct 
    359 /usr/share/munin/plugins/freeradius_proxy_auth 
    360 /usr/share/munin/plugins/hddtemp_smartctl 
    361 /usr/share/munin/plugins/http_loadtime 
    362 /usr/share/munin/plugins/ifx_concurrent_sessions_ 
    363 /usr/share/munin/plugins/ircu 
    364 /usr/share/munin/plugins/jmx_ 
    365 /usr/share/munin/plugins/loggrep 
    366 /usr/share/munin/plugins/lpstat 
    367 /usr/share/munin/plugins/multiping 
    368 /usr/share/munin/plugins/multips 
    369 /usr/share/munin/plugins/multips_memory 
    370 /usr/share/munin/plugins/munin_stats 
    371 /usr/share/munin/plugins/munin_update 
    372 /usr/share/munin/plugins/mysql_ 
    373 /usr/share/munin/plugins/mysql_bytes 
    374 /usr/share/munin/plugins/mysql_innodb 
    375 /usr/share/munin/plugins/mysql_isam_space_ 
    376 /usr/share/munin/plugins/mysql_queries 
    377 /usr/share/munin/plugins/mysql_slowqueries 
    378 /usr/share/munin/plugins/mysql_threads 
    379 /usr/share/munin/plugins/netstat 
    380 /usr/share/munin/plugins/nginx_request 
    381 /usr/share/munin/plugins/nginx_status 
    382 /usr/share/munin/plugins/ntp_ 
    383 /usr/share/munin/plugins/ntp_kernel_err 
    384 /usr/share/munin/plugins/ntp_kernel_pll_freq 
    385 /usr/share/munin/plugins/ntp_kernel_pll_off 
    386 /usr/share/munin/plugins/ntp_offset 
    387 /usr/share/munin/plugins/ntp_states 
    388 /usr/share/munin/plugins/nvidia_ 
    389 /usr/share/munin/plugins/ping_ 
    390 /usr/share/munin/plugins/postfix_mailqueue 
    391 /usr/share/munin/plugins/postfix_mailstats 
    392 /usr/share/munin/plugins/postfix_mailvolume 
    393 /usr/share/munin/plugins/postgres_bgwriter 
    394 /usr/share/munin/plugins/postgres_cache_ 
    395 /usr/share/munin/plugins/postgres_checkpoints 
    396 /usr/share/munin/plugins/postgres_connections_ 
    397 /usr/share/munin/plugins/postgres_connections_db 
    398 /usr/share/munin/plugins/postgres_locks_ 
    399 /usr/share/munin/plugins/postgres_querylength_ 
    400 /usr/share/munin/plugins/postgres_scans_ 
    401 /usr/share/munin/plugins/postgres_size_ 
    402 /usr/share/munin/plugins/postgres_transactions_ 
    403 /usr/share/munin/plugins/postgres_tuples_ 
    404 /usr/share/munin/plugins/postgres_users 
    405 /usr/share/munin/plugins/postgres_xlog 
    406 /usr/share/munin/plugins/processes 
    407 /usr/share/munin/plugins/proxy_plugin 
    408 /usr/share/munin/plugins/ps_ 
    409 /usr/share/munin/plugins/psu_ 
    410 /usr/share/munin/plugins/qmailqstat 
    411 /usr/share/munin/plugins/sendmail_mailqueue 
    412 /usr/share/munin/plugins/sendmail_mailstats 
    413 /usr/share/munin/plugins/sendmail_mailtraffic 
    414 /usr/share/munin/plugins/slapd_ 
    415 /usr/share/munin/plugins/slapd_bdb_cache_ 
    416 /usr/share/munin/plugins/slony_lag_ 
    417 /usr/share/munin/plugins/smart_ 
    418 /usr/share/munin/plugins/snmp__cpuload 
    419 /usr/share/munin/plugins/snmp__df 
    420 /usr/share/munin/plugins/snmp__fc_if_ 
    421 /usr/share/munin/plugins/snmp__fc_if_err_ 
    422 /usr/share/munin/plugins/snmp__if_ 
    423 /usr/share/munin/plugins/snmp__if_err_ 
    424 /usr/share/munin/plugins/snmp__if_multi 
    425 /usr/share/munin/plugins/snmp__load 
    426 /usr/share/munin/plugins/snmp__memory 
    427 /usr/share/munin/plugins/snmp__netapp_diskusage_ 
    428 /usr/share/munin/plugins/snmp__netapp_inodeusage_ 
    429 /usr/share/munin/plugins/snmp__netstat 
    430 /usr/share/munin/plugins/snmp__print_pages 
    431 /usr/share/munin/plugins/snmp__print_supplies 
    432 /usr/share/munin/plugins/snmp__processes 
    433 /usr/share/munin/plugins/snmp__rdp_users 
    434 /usr/share/munin/plugins/snmp__sensors_fsc_bx_fan 
    435 /usr/share/munin/plugins/snmp__sensors_fsc_bx_temp 
    436 /usr/share/munin/plugins/snmp__sensors_fsc_fan 
    437 /usr/share/munin/plugins/snmp__sensors_fsc_temp 
    438 /usr/share/munin/plugins/snmp__sensors_mbm_fan 
    439 /usr/share/munin/plugins/snmp__sensors_mbm_temp 
    440 /usr/share/munin/plugins/snmp__sensors_mbm_volt 
    441 /usr/share/munin/plugins/snmp__swap 
    442 /usr/share/munin/plugins/snmp__uptime 
    443 /usr/share/munin/plugins/snmp__users 
    444 /usr/share/munin/plugins/snmp__winload 
    445 /usr/share/munin/plugins/snmp__winmem 
    446 /usr/share/munin/plugins/snort_alerts 
    447 /usr/share/munin/plugins/snort_bytes_pkt 
    448 /usr/share/munin/plugins/snort_drop_rate 
    449 /usr/share/munin/plugins/snort_pattern_match 
    450 /usr/share/munin/plugins/snort_pkts 
    451 /usr/share/munin/plugins/snort_traffic 
    452 /usr/share/munin/plugins/squeezebox_ 
    453 /usr/share/munin/plugins/squid_cache 
    454 /usr/share/munin/plugins/squid_icp 
    455 /usr/share/munin/plugins/squid_objectsize 
    456 /usr/share/munin/plugins/squid_requests 
    457 /usr/share/munin/plugins/squid_traffic 
    458 /usr/share/munin/plugins/sybase_space 
    459 /usr/share/munin/plugins/tomcat_ 
    460 /usr/share/munin/plugins/tomcat_access 
    461 /usr/share/munin/plugins/tomcat_jvm 
    462 /usr/share/munin/plugins/tomcat_threads 
    463 /usr/share/munin/plugins/tomcat_volume 
    464 /usr/share/munin/plugins/users 
    465 /usr/share/munin/plugins/varnish_ 
    466 /usr/share/munin/plugins/vmstat 
    467 /usr/share/munin/plugins/zimbra_ 
    468 /usr/share/munin/plugins/acpi 
    469 /usr/share/munin/plugins/apt 
    470 /usr/share/munin/plugins/apt_all 
    471 /usr/share/munin/plugins/bonding_err_ 
    472 /usr/share/munin/plugins/cps_ 
    473 /usr/share/munin/plugins/buddyinfo 
    474 /usr/share/munin/plugins/cpu 
    475 /usr/share/munin/plugins/cpuspeed 
    476 /usr/share/munin/plugins/df_abs 
    477 /usr/share/munin/plugins/diskstat_ 
    478 /usr/share/munin/plugins/diskstats 
    479 /usr/share/munin/plugins/entropy 
    480 /usr/share/munin/plugins/forks 
    481 /usr/share/munin/plugins/fw_conntrack 
    482 /usr/share/munin/plugins/fw_forwarded_local 
    483 /usr/share/munin/plugins/fw_packets 
    484 /usr/share/munin/plugins/if_ 
    485 /usr/share/munin/plugins/if_err_ 
    486 /usr/share/munin/plugins/interrupts 
    487 /usr/share/munin/plugins/iostat 
    488 /usr/share/munin/plugins/iostat_ios 
    489 /usr/share/munin/plugins/ip_ 
    490 /usr/share/munin/plugins/ipmi_ 
    491 /usr/share/munin/plugins/irqstats 
    492 /usr/share/munin/plugins/load 
    493 /usr/share/munin/plugins/memory 
    494 /usr/share/munin/plugins/nfs4_client 
    495 /usr/share/munin/plugins/nfs_client 
    496 /usr/share/munin/plugins/nfsd 
    497 /usr/share/munin/plugins/nfsd4 
    498 /usr/share/munin/plugins/open_files 
    499 /usr/share/munin/plugins/open_inodes 
    500 /usr/share/munin/plugins/port_ 
    501 /usr/share/munin/plugins/proc_pri 
    502 /usr/share/munin/plugins/quota_usage_ 
    503 /usr/share/munin/plugins/selinux_avcstat 
    504 /usr/share/munin/plugins/sensors_ 
    505 /usr/share/munin/plugins/swap 
    506 /usr/share/munin/plugins/tcp 
    507 /usr/share/munin/plugins/threads 
    508 /usr/share/munin/plugins/uptime 
    509 /usr/share/munin/plugins/vlan_ 
    510 /usr/share/munin/plugins/vlan_inetuse_ 
    511 /usr/share/munin/plugins/vlan_linkuse_ 
    512 /usr/share/munin/plugins/vserver_cpu_ 
    513 /usr/share/munin/plugins/vserver_loadavg 
    514 /usr/share/munin/plugins/vserver_resources 
    515 /usr/share/munin/plugins/yum 
    516  
    517 (snip) 
    518 }}} 
    519  
    520  
    521  * $ dpkg -L munin-plugins-extra 
    522 {{{ 
    523 (snip) 
    524  
    525 /usr/share/munin/plugins/apc_nis 
    526 /usr/share/munin/plugins/asterisk_channels 
    527 /usr/share/munin/plugins/asterisk_channelstypes 
    528 /usr/share/munin/plugins/asterisk_codecs 
    529 /usr/share/munin/plugins/asterisk_meetme 
    530 /usr/share/munin/plugins/asterisk_meetmeusers 
    531 /usr/share/munin/plugins/asterisk_sipchannels 
    532 /usr/share/munin/plugins/asterisk_sippeers 
    533 /usr/share/munin/plugins/asterisk_voicemail 
    534 /usr/share/munin/plugins/cmc_tc_sensor_ 
    535 /usr/share/munin/plugins/colour_tester 
    536 /usr/share/munin/plugins/courier_ 
    537 /usr/share/munin/plugins/dhcpd3 
    538 /usr/share/munin/plugins/ejabberd_ 
    539 /usr/share/munin/plugins/env 
    540 /usr/share/munin/plugins/exim_mailqueue_alt 
    541 /usr/share/munin/plugins/extinfo_tester 
    542 /usr/share/munin/plugins/foldingathome 
    543 /usr/share/munin/plugins/foldingathome_rank 
    544 /usr/share/munin/plugins/foldingathome_wu 
    545 /usr/share/munin/plugins/haproxy_ 
    546 /usr/share/munin/plugins/hddtemp 
    547 /usr/share/munin/plugins/hddtemp2 
    548 /usr/share/munin/plugins/hddtempd 
    549 /usr/share/munin/plugins/id 
    550 /usr/share/munin/plugins/ipac-ng 
    551 /usr/share/munin/plugins/ipmi_sensor_ 
    552 /usr/share/munin/plugins/mailman 
    553 /usr/share/munin/plugins/mailscanner 
    554 /usr/share/munin/plugins/mbmon_ 
    555 /usr/share/munin/plugins/memcached_ 
    556 /usr/share/munin/plugins/mhttping 
    557 /usr/share/munin/plugins/multigraph_tester 
    558 /usr/share/munin/plugins/named 
    559 /usr/share/munin/plugins/netopia 
    560 /usr/share/munin/plugins/nomadix_users_ 
    561 /usr/share/munin/plugins/nut_misc 
    562 /usr/share/munin/plugins/nut_volts 
    563 /usr/share/munin/plugins/nutups_ 
    564 /usr/share/munin/plugins/openvpn 
    565 /usr/share/munin/plugins/perdition 
    566 /usr/share/munin/plugins/pm3users_ 
    567 /usr/share/munin/plugins/pop_stats 
    568 /usr/share/munin/plugins/qmailscan 
    569 /usr/share/munin/plugins/qmailscan-simple 
    570 /usr/share/munin/plugins/samba 
    571 /usr/share/munin/plugins/spamstats 
    572 /usr/share/munin/plugins/surfboard 
    573 /usr/share/munin/plugins/warning_tester 
    574 /usr/share/munin/plugins/files_ 
    575 /usr/share/munin/plugins/lpar_cpu 
    576  
    577 (snip) 
    578 }}} 
    579  
    580  == minecraft == 
    581  * [http://wiki.natenom.name/minecraft/munin-plugin Minecraft Munin-Plugin [wiki.natenom.name]] 
    582   * github:Natenom/munin-plugins 
    583  * github:wckd/Dev/tree/master/Minecraft 
    584   * requred: github:rmichela/MCStats2 
    585  * [http://blog.thefinn93.com/2012/11/munin-plugins-for-minecraft.html Munin Plugins for Minecraft | Finn's Blog] 
    586   * github:thefinn93/munin-minecraft 
    587   * http://www.wiki.vg/Rcon 
    588   * github:barneygale/MCRcon 
    589  
    590  == diskstats == 
    591  * [http://serverfault.com/questions/645331/what-is-the-counter-type-for-linuxs-sys-block-device-stat performance - What is the counter type for Linux's /sys/block/$DEVICE/stat - Server Fault] 
    592  * [http://lister.munin-monitoring.org/pipermail/commits/2013-November/001458.html (git/munin-dev) devel: This corrects the truncating of negative values in the diskstats plugin and calculates its value based on the evidence that this is a overflow value. (91a9e62)] 
    593  
    59462 = munin 2.0 = 
    59563 * デフォルトではpngによるグラフ画像は生成されなくなった模様 
     
    632100 * [http://atmarkit.mine.nu/blog/?p=840 munin×JMXでColdFusionのJVMをモニタリングする | @哀T] 
    633101 > ==== 追記:GAUGE、COUNTER、DERIVE、ABSOLUTEの違いについて 
     102 
     103 = change interval = 
     104 * [http://serverfault.com/questions/165104/showing-a-longer-timespan-in-munin graph - Showing a longer timespan in Munin - Server Fault] 
     105 * [http://munin-monitoring.org/wiki/format-graph_data_size format-graph_data_size – Munin] 
     106 * [http://munin-monitoring.org/ticket/1282 #1282 (update_rate needs documentation) – Munin] 
     107  * [http://www.justinsilver.com/technology/linux/change-interval-munin-existing-rrd-data/ Change Interval in Munin With Existing RRD Data - Justin Silver] 
     108 * [http://blog.pwkf.org/post/2010/08/Waiting-for-Munin-2.0-Keep-more-data-with-custom-data-retention-plans Waiting for Munin 2.0 - Keep more data with custom data retention plans - Personal Workflow Blog] 
     109 
     110 = Windows = 
     111 * http://munin-monitoring.org/wiki/HowToMonitorWindows 
     112  * http://code.google.com/p/munin-nude-win32/ 
     113  * github:munin-monitoring/munin-node-win32 
     114  * http://www.iversendata.no/snmagent/ 
     115 
     116 * [http://qiita.com/murachi1208/items/20c7ba20009f47568c68 Serf を使用した Munin-node 自動追加, ついでに Winodws8 に Munin-nodeいれてみる - Qiita] 
     117 * [http://hydra.geht.net/tino/howto/monitoring/munin/win/ Windows] 
     118 
     119 = plugins = 
     120 * standard plugin list => [./plugins] 
     121 
     122 * https://github.com/renard/munin-exchange-plugins/blob/master/munin-exchange/cpuspeed2 
     123  * [http://docs.fedoraproject.org/ja-JP/Fedora/14/html/Power_Management_Guide/tuning_cpufreq_policy_and_speed.html 3.2.3. CPUfreq のポリシーと速度のチューニング] 
     124 
     125 * [http://www.linuxquestions.org/questions/programming-9/bash-scripting-for-iptables-munin-760352/ Bash-scripting for iptables/munin] 
     126 > > I am trying to write this munin script to log all the accepted TCP/UDP/ICMP packets that are comming trough my iptable firewall. 
     127 > {{{ 
     128 > echo tcp.value `iptables -vxL | grep 'ACCEPT.*tcp' | cut -c1-8` 
     129 > }}} 
     130 
     131 * [https://ostlogd.spenneberg.net/wordpress/?p=220 IPTables und Munin analysieren Netzwerktraffic] 
     132 
     133 * [http://munin-monitoring.org/ticket/1341 #1341 (cpuspeed plugin doesn't work with new p-state) – Munin] 
     134 > Since linux-3.9 there is a new intel cpufreq scaling driver which does not provide "/sys/devices/system/cpu/cpu6/cpufreq/stats/time_in_state". 
     135 > Instead you will find "/sys/devices/system/cpu/cpu1/cpufreq/cpuinfo_cur_freq" showing the current frequency: 
     136 > # cat /sys/devices/system/cpu/cpu1/cpufreq/cpuinfo_cur_freq 
     137 > 1598000 
     138 * https://www.kernel.org/doc/Documentation/cpu-freq/pcc-cpufreq.txt 
     139 * https://www.kernel.org/doc/Documentation/cpu-freq/user-guide.txt 
     140  * [http://forums.debian.net/viewtopic.php?f=5&t=50517#p290654 Debian User Forums • View topic - lenny & disable CPU frequency scaling on Core i7] 
     141  * [https://www.pantz.org/software/cpufreq/usingcpufreqonlinux.html CPU frequency scaling in Linux with cpufreq] 
     142 
     143 * github:SweBarre/munin-lvm 
     144 * github:kvisle/munin-plugins 
     145 
     146 == minecraft == 
     147 * [http://wiki.natenom.name/minecraft/munin-plugin Minecraft Munin-Plugin [wiki.natenom.name]] 
     148  * github:Natenom/munin-plugins 
     149 * github:wckd/Dev/tree/master/Minecraft 
     150  * requred: github:rmichela/MCStats2 
     151 * [http://blog.thefinn93.com/2012/11/munin-plugins-for-minecraft.html Munin Plugins for Minecraft | Finn's Blog] 
     152  * github:thefinn93/munin-minecraft 
     153  * http://www.wiki.vg/Rcon 
     154  * github:barneygale/MCRcon 
     155 
     156 == diskstats == 
     157 * [http://serverfault.com/questions/645331/what-is-the-counter-type-for-linuxs-sys-block-device-stat performance - What is the counter type for Linux's /sys/block/$DEVICE/stat - Server Fault] 
     158 * [http://lister.munin-monitoring.org/pipermail/commits/2013-November/001458.html (git/munin-dev) devel: This corrects the truncating of negative values in the diskstats plugin and calculates its value based on the evidence that this is a overflow value. (91a9e62)]