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zabbix-calculated-item-if-statement.php
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<!DOCTYPE html> <html lang="en"> <head> <meta name="description" content="Zabbix calculated item if statement"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Zabbix calculated item if statement</title> </head> <body> <div class="page conversion-specific-page"> <div class="phone"> <nav class="nav-menu"> </nav> <div class="container"> <div style=""> <div class="brand"> <span class="title-dark"> calculate</span><span class="title-light">me</span> </div> <div style=""> <div class="nav-items" style=""> <div class="nav-item mr-4"> Speed </div> </div> </div> </div> </div> <div class="container content"> <div class="conversion-specific-content"> <div class="phone"> <div class="conversion-page"> <div class="top-ad"></div> <div class="two-col"> <div class="main-col"> <h1>Zabbix calculated item if statement</h1> <br> <div class="row mt-3"> <div class="col-6"> <div class="answer-box bordered-box" style="background-color: rgb(238, 238, 238);"> <div class="fs-110">Zabbix calculated item if statement. 4. Joined: Feb 2014. First I have a rather simple calculated item with the key "calculated. It works perfectly except when the 32-bit or 64-bit counters wrap around. There is a "formula" field for an item object, but its type is int/float as stated in the document. The value is obtained by Zabbix agent upon request. #5. size[used]-vm. domain. This defines some active checks using an external script, that run every 10min, return a single integer, and have the name formats: T extern:script. The current host can be omitted (i. size [free]) / vm. Also it is important that your lua script return a value using the "return" statement. 4 with the following expression: HTML Code: May 22, 2020 · 1) Quotes are VERY important, and getting them in the right spot is crucial. The resulting data will be stored in the Zabbix database as for any other item - this means storing both The resulting data will be stored in the Zabbix database as for any other item - this means storing both history and trend values for fast graph generation. in [eth0,bytes]")+last ("net. 01-06-2020, 14:45. ppscurrent The thing is that whenever I lost connection to the host I´m polling, the rx. conf UserParameter like Mar 13, 2012 · The crux is: how to write a Zabbix trigger expression which could compare for equality the string values of two items (the same item on two mirror hosts, actually)? Both according to the fine manual and as I confirmed in praxis, the standard operators = and # only work on numeric values, so I can't just write the natural {host1:myitem[param Sep 30, 2020 · I have two items that added together give a third item: last(rx. In the template I have aggregated items (for content delivery servers) and this is working well. 8. Zabbix Agent Item key: net. I want to make a graph to show the disk read and write in MB's. Mar 30, 2023 · MACRO in calculated items and Triggers. Here it is: # LLD is defined to read OID . size [C:, used]" does not exist. in [eth*,bytes]")) Then when ethX interface is added/removed from a machine (assuming an item is also Apr 16, 2020 · Zabbix Monitoring With Calculated Items Explained Dmitry Lambert April 16, 2020 Zabbix – The Enterprise-Class Open Source Network Monitoring Solution. Aug 10, 2015 · I need some help. Key=user. as in function(//key,parameter,) ). Apr 7, 2014 · 07-07-2014, 14:52. In 2. Basically I did not expect that is I want to have diskspace information at the same time. Host of the item that is used for calculation. The values will be periodically calculated based on an arithmetical expression. eu - multilocation) with this formula to see if the ping from 3 locations are up: Oct 20, 2010 · calculated Items for Catalyst switches Hello Everyone, i am new to Zabbix and i am using version 2. So 2 was an eureka moment (or what a n00b you are) If you are using log. For example instead of: last ("net. They are blank. size [total] * 100. In other words , the conversion itself is easy to do, but the result cannot be saved in this data element. 2. Also, they are added in the correspondant proxy queue as unavailable items. The template is T extern. Items are used for collecting data. 2 before upgrade. Assim, itens calculados são uma forma de se criar fontes de dados virtuais. e. You did test the key and connection very correctly with zabbix_get and everything is fine there. Calculated items may be used in trigger expressions, referenced by macros or other entities same as any other item type. And if it is not, then the last() function will not work and item will not work again. I'm using a calculated item with the following formula to get bits per minute (item read every 60 secs): (last (ifInOctets3,#1)-last (ifInOctets3,#2))/60. failure. For example i have an item inside a host that is a calculated item from 2 different existenting SNMP items. Apr 22, 2024 · First of all I can create the calculated item, however when I want to setup triggers I run into the math issue Most like scenarios: A 3 host or 4 host setup. No Joy. (Where "sshd" is the name of my application) I know that i have to use the item type "Calculated" but i don't know what key i have to write and what is the syntax of the "count Apr 18, 2018 · Hi, I have 3 hosts: - server1. length++; return length; This returns only the number of running VM's and works for all my Hyper-V hosts. prev_value) Or: item1. from that a second macro on the host would define the minimum runtime required to keep that machine up and when it falls below would trigger an event to shut it down and switch off. second item is calculated based on first item and its formula is : (abschange(&quot;KeyName&quot;))/60 for example: if values of first item are these: 5,8,16,34,68,71,93,102, then second item must Dec 10, 2011 · Hi. Of course these items need some unique identifier (key). One way of quickly adding many items is to attach one of the predefined templates to a host. And that is it. Enter parameters of the item in the form. The formula is: last("vm. Triggers are logical expressions that "evaluate" data gathered by items and represent the current system state. #1. cos. 12-01-2017, 11:55. A dependent item depends on its master item for data. size[total] and vm. 7 Here are the working values: Jul 18, 2018 · I am familiar with creating a calculated item with the GUI, but now I want to do it with the API. This triggers a failure which eventually auto-resolves when 6 days ago · It works out the uptime percentage based on the ICMP Ping item on the hosts in the group. The cube root of a value. domainl:vfs. contents item to numeric straight away and just graph it. As simple as possible for new users of Zabbix b. I was trying few times, but new item in result wasn't calculated. One item called Memory which returns the used RAM in MBs. go_to_ellipsis-1. png Via a template: chrome_2018-04-11_20-54-55. 1. size[usedc] formula: vm. cpu. . Mar 5, 2018 · I have a Zabbix monitoring template, which defines a number of items, plus an additional calculated item. IP},10050] Calculated Item key: last ("net. Calculated items from non proxified hosts get calculated ok. Questions: 1. Mar 26, 2012 · I change the item type from zabbix agent to zabbix trapper. But the controller can't give negative value - only 065535 So I need to recalculate it. 89 M%. Regards. Now as a simple test i want to combine these two into 1 item using the calculated method. My problem now is that this value will vary depending on which of the items is calculated when. Once you have configured a host, you must add items to get actual data. size[available]") The problem is when the agent was stopped (host was shut down), this item is still calculating from the last value from the last check, while the other items (vm. Thanks in advance. I’m having some issues getting my formulas syntax correct and I was hoping someone could help me out. ppscurrent&tx. Hello!, I'm starting to understand the zabbix, please help with the problem: I want to detect-notify when the difference between events 0 is a few minutes. "User macros in the formula will be expanded if used to reference a function parameter or a constant. {#SNMPINDEX}]. Hi, I would like to create a calculated item to have a trigger on it. The first example on that page does percentage calculation based on two items. during testing i've hard input the the UPS name in the calculated item and my trigger is running the shutdown script, so the Feb 21, 2014 · 21-02-2014, 21:29. Odds are this is simple and I'm not thinking clearly at the moment. Unfortunately autodiscovery not supported on FreeBSDs zabbix-agentd , therefore I'm using zabbix-agentd. I certainly wish that the zabbix agent checks were not so time sensitive. Thus, calculated items are a way of creating virtual data sources. 1. Even if it is Zabbix 3. 1 Visão geral. HOST}:ifOutOctets["Link Aggregation Management Network on switch: vSwitch0, load balancing algorithm: source port id hash"]. 9. Hello All, I'd like to check if its possible to somehow get trend data of calculated item which also includes the past data of items from which calculated item is created? Thanks. So, I need to see incoming packets per second (pps) on all interfaces on a router. size [total]))*100. Greetings, For obtaining percentage of available total memory i'm trying this item: vm. There must be values between -32767 and 32767. I'd like to measure monthly total bandwidth usage by some ethernet interface, always starting from 1st day of month. key. The calculated item is not being stored in the database the aggregated value is and I'm trying to create a calculated item that uses the aggregated items (which are successfully stored in the database) as inputs into the calculated item. 0 and I'm trying to use a LLD macro in calculated item prototype formula like this. zabbix version 1. One of the supported functions: last, min, max, avg, count, etc. Click on Create item. All mandatory input fields are marked with a red asterisk. In case you want to have average for 5 minutes: you create item with key perf_counter ["<COUNTER HERE>", 300] and polling interval 300. 2 item. Thank's for advice. size[available]) were halted. Calculated items from proxified hosts do not get calculated. To use calculated items, choose the item type Calculated The host and item key can be specified as /host/key. Posts: 7. parameter (s) Parameters of the function, if required. Os dados são periodicamente calculados baseados em uma expressão aritmética. I created a "free space on {#FSNAME}" item prototype using the following key that works perfectly fine: Code: vfs. The cosine of a value, where the value is an angle expressed in radians. 0. 30-04-2020, 16:23. change() I searched several previous posts and tested many combinations but cannot make it work. This is what this item looks like in Zabbix: Name: Active energy Type: Zabbix agent Aug 6, 2017 · Akansha123. It's allot of work in the beginning. 24-09-2013, 20:13. So essentially I do not want it to take into account any in maintenance hosts into the calculated item. It is not possible to mention variable hostname in template for calculated item. memory. Every day or so a calculated item in a template stops being calculated correctly and goes blank (no value shown in a graph of values). Round the value up to the nearest greater or equal integer. Key name for this item: - prtMarkerLifeCount. Jul 5, 2018 · Hello, i'm trying to evolve the VMware ESX Standalone Template ans I have difficulties to create an item prototype calculated on Zabbix 3. One value is a modbus query value. The end result would give me items such as "total data today" versus the last 24 hours. Jul 19, 2023 · I'm creating a calculated item, to do the following: - I need to take the count value out of my print from now minus the value from 30 days ago, to give the total pages printed in that period. Dec 2, 2012 · Dear all, Is it possible to use Calculated Items in Templates? (Version 1. fs. cosh. The question was how to calculate an item ? In reality i don't even get values for idle because Zabbix claims it is not supported (Solaris 10 not supported ?) so i don't know if the return value is in percent or something else and if it is not in percent the posted formular works. Nov 4, 2018 · Hi, I want to monitor http response &amp; web page loading times from 3 different locations (zabbix proxies). port [ {HOST. This was also an issue with 3. Aug 7, 2018 · Hello I need to implement function: if xx&gt;32767 then xx = 65535-xx I'm taking xx with modbus. The key just needs to be in the format of lua[unique identifier]. I Dec 21, 2020 · Your expression does not work because there is no initial value for this item. Come on ! Manually Sep 3, 2022 · I want to display a calculated value. can I use MACROs in calculated fields to change the host according to different hosts the field is on? Nov 25, 2015 · system. Dec 8, 2019 · 12-08-2019, 23:17. ppscurrent become null values, hence the total. 0, it might make sense to use vfs. I created the item for it. User defined calculated items are more comfortable than to do it in triggers. thanks! Sep 28, 2018 · If this is your first visit, be sure to check out the FAQ by clicking the link above. Uniqueness of key in zabbix includes key's args. Of course, we would like to have support for converting types, for example, via JS. This can be accomplished by updating the item using the API, but this can be not flexible enough in some situation, because wrong values might be used in the calculation before the formula is updated. General design principles for the new syntax a. 43. ppscurrent should be 0 or null, but instead it shows the last valid sum giving me false . host. size[buffers] Type of information: numeric Data type: decimal Units: B Update interval (in sec): 60 Application: memory. I am trying to create an item that is the sum of all the Overview. 1 Overview. While items are used to gather system data, it is highly impractical to follow these data all the time waiting for a condition that is alarming or deserves attention. Agent returned value "4" which is the number of CPUs you have on your device. Hi Team: I am generating a calculated item in Zabbix 5. first item as a trapper and it will be updated every one minute and Its value is ascending. 1 means they are all ok, less than 1 means that some of them are down. Jun 6, 2021 · Division by ZERO on a Zabbix 5. ppscurrent) = total. It works great. That’s why we introduced the unified syntax for every category inside the monitoring tool that Oct 24, 2005 · Does anyone know if in Zabbix I can have an item (or graph) which is the result of a calculation like what we have in triggers? For example: Item1: num_logged_in (number of users logged in) Item2: max_users (maximum number of users allowed) Item3: login_rate = num_logged_in / max_users Thanks in advance! Jack Jan 17, 2011 · Configuring is pretty straight forward as a new item item is added called "Lua Script" (type 16 for those interested). 4! I am creating calculated items for my inbound and outbound traffic for carriers that we use (centurylink, cogent, zayo) I extract the carrier information from the interface description and tag that port. 11. Can someone Description. eu - from LIVI Each host has the icmpping key. It would be great to introduce more powerful universal syntax that will be suitable for everything: triggers, calculated and aggregated items. Hi, For any number of reasons you might want a value not to be taken into account in the calculation. If I enter configuration for any host calculated item and hit "Test If it's an older version of Zabbix, you should be able to set vfs. get value (float) from script - run every 5s. Please suggest me how I can create calculated item based on autodiscovered items. May 29, 2018 · For testing purposes I used the following filter: Code: {#FSNAME} matches ^(/|/boot)$. 0+ Calculated Item on LLD does not appear. Menu. i have a Problem with one Calculated Item in Zabbix 3. They have the same formula, one with the name of the host and one with the name of the template. And this item works. Jun 11, 2016 · So, basically I can calculate it in the following manner: Unix-Timestamp NOW () (in seconds) MINUS "sysUpTime" PLUS "lastConfigChange" gives me the point in time that the configuration change happened. 4 states that this is the correct way to use aggregate functions: 1st time posting here , ive looked for something similar to my problem but couldnt find any. Seeing an issue with Zabbix 4. Disk Bytes/Read",60] Numeric Float. last_value - item1. KEY - perf_counter_en ["\PhysicalDisk (_Total)\Avg. i have added few cisco switches and am able to see each and every port of switches but now i want to create a map with calculated items. I’m running Zabbix 2. I monitor a printer via SNMP to get toner levels. I try to create an item that returns the number of connections of a specific application using this command : #netstat -paunt | grep sshd | wc -l. tcp. 5 with key prtMarkerSuppliesType. Then I created a Calculated Item with this Formula: Calculated Item V-cannot evaluate function xxx does not exist. Posts: 18. Apr 26, 2022 · The intent of the formula is to show SQL log file whitespace: I'm trying to create a calculated item as an item prototype in a low level discovery. ceil. zabbix doesn't complain but it gives back somewhat strange result same 8. You have a couple of options. May 21, 2015 · Calculated item for two another items. 6. But I'd like to create a calculated item that sums all the values since a particular time, like 00:00:00. by key (from step1) get change () - run every 5s. last_value - item2. prev_value) / (item2. for example, I have items: proc_info [<my exe process>,vmsize,sum] and. Unfortunately the defined macro from the discovery rule could not be a part of the key. 01-03-2021, 10:04. can someone tell me how i am suppose to do that because i had look to zabbix documentation but i did not understand those expression. Jul 6, 2013 · Hello Zabbix Friends, I have a problem using calculated item prototypes in low level discovery. 4 on Ubuntu. Sep 9, 2014 · I have 2 items collecting decimal data every minute. 0125. Jun 21, 2021 · Hello, I love the new Aggregate calculation features in zabbix 5. Zabbix 1600px. Formula=sum (perf_counter ["\Terminal Services\Active Sessions"],3600) Update interval=1h. May 28, 2012 · Making statements based on opinion; back them up with references or personal experience. The job of "evaluating" data can be left to trigger Mar 26, 2019 · 1) Example of key containing macro as a calculated item: Created below item and it is giving correct result. Calculated item formula syntax. I pull my servers entire mail log in to Zabbix as an item want search for several different strings and count the occurrence of each ( and graph it naturally ) . 13-09-2014, 10:17. Hi all. I am looking to create a calculated item to keep result of a calculation: (item1. The source item is a PerfMon counter which is working fine. Sep 29, 2010 · I'm trying to calculate bandwidth for an interface on an SNMP device. Click on Items in the row of the host. 04-07-2014, 20:03. Luckily I work in a virtualized environment and I am able to script out the new builds from template servers where I already have my zabbix scripts configured. For this, I made a template. 1) Create "Stacked" graph and include all individual Items in graph. Used Memory: KEY_NAME_OF_OIDA Aug 21, 2014 · Hi @nakunakujung : you can use as follows to show value on map, Also cna change last(0) to avg(5) ETH Out : {{HOST. That worked well, but now. Zabbix: 2. 0. I try and create a calculated item with the formula: ( (vm. Calculated Item formula ignore not_supported. +Update interval of CALCULATED item) To make you more happy, change all Update intervals to 1 and wait for a couple of minutes. num is a standard built in item key in Zabbix. But I would like to exclude any hosts in "MyGroup" that are in maintenance. time2: total=tot2 free= [nodata yet] Now I use calculated function at time2: last ("total") + last ("free") I'll get: tot2+fr1. If it's log it can't do a SUM of the values as they're not numeric. if. size [active])/ (vm. services", which returns a float representing the states of the LDAP services on a the host. User macros will NOT be expanded if referencing a function, host name, item key, item key parameter or operator. 4 calculated item 06-06-2021, 22:12. 7. Hi! I'm trying to create a calculate item with this formula: forecast (df64UsedKBytes [ {#SNMPINDEX}],180d,,180d) the target is plotting a line in a graph that shows what will be my disk usage in 6 months based on my behaviour on 6 months but the reult is alway the same: 999999999999 Sep 27, 2023 · I created a calculate item in a template, when i test it doesn't work but it works when i clone the item on the host. file. 2 also). Use dependent data elements from the calculated Aug 20, 2015 · In Zabbix I am trying to show total memory in use as a percentage. That is why the master item must be configured (or exist) first: Go to: Data collection → Hosts. Then you can create a graph for this Item. Edit: Hi, Where do the two items and the calculated item exist? In a host, in a template? If in a template, are they in the same template? And where is the macro set? Dec 5, 2018 · I'm trying to generate a calculated item from an item prototype. It makes formulas very difficult to read and it is a hell ! if the source item's key changes, you have to manually reflect those changes manually into the calculated item. IP}","foo"] T extern:script. The formula so I'm trying to make this May 24, 2014 · perf_counter key in item has two args: first is the actual counter, second is time in seconds where average for this counter is calculated on windows host side. contents instead of the log[] item - log[] item is meant to read a file that is appended, but you are replacing file contents. This item is a calculated item and like it's integrated into a template, some host have one of these items which are not_supported so item calculated don't work. Feb 23, 2018 · Instead of adding yet another item (the calculated one), do the calculation right in the original item - set the custom multiplier to 0. Is there a way to specify multiple items with wildcards or something of the sort input for a calculated items. - Cannot evaluate function "last ()": item "host. I have setup the sites on the different proxies: chrome_2018-04-11_20-56-09. And when i preview the graph its showing in K , from Mar 1, 2021 · Joined: Jul 2020. Zabbix acceptance Zabbix will support new syntax for trigger expressions, calculated and aggregated items. proc_info [<my exe process>,wkset,sum] New calculated item must have value which maximum of thic items. Jan 24, 2013 · How do I create a calculated item using the Zabbix API? I do not see where I would put the calculate item's formula. So where do I put the formula needed by a calculated item?enter image description here An item is an individual metric. When I create in a different host a different calculated item that try to calculate the same operation using 2 calculated items in a different host I obtain a not supported tag If this is your first visit, be sure to check out the FAQ by clicking the link above. However, for optimized system performance, you may need to fine-tune the templates to have as many items and as Jun 23, 2014 · Posts: 1615. ) and item we want to monitor (CPU, SIZE,). 2) Create one Calculated Item in any of hosts and construct the formula which includes all Items from all Hosts. if someone May 8, 2014 · We are using pyora on an template to discover tablespaces and want to create related multiple calculated items. Key of the item that is used for calculation. Normally if I wanted to create item with relative last 30 days summary i'd type: "sum (ifInOctets [eth0], 2592000)" (2592000 seconds = 30 days). calculated items data from item's past data. If I generate a calculated item that realizes Jan 18, 2022 · I have 2 items in zabbix version 5. Is it posable? Dec 12, 2014 · Hello Everyone, i have just configured Zabbix 2. One item called Healthscore which returns the healthscore, usually 100. But I want to ensure that I get tot2+fr2 despite that fr2 is empty. 10) I try to calculate free RAM in percent for two SNMP Items. 6 Mar 7, 2012 · One host called SBC. The problem is when I'm trying to sum up all the running VM's in one item with the "Calculated item"-item. Apr 30, 2020 · calculated item not supported. 4 tried to create a calculated item for my Linux OS template: key: vm. I need make calculated item, which get maximum value of two items. ppscurrent)+last(tx. " s mentioned by you. I have created a calculated item on a virtual host (server1. 3 (alpha) which supports auto discovery of items. count - make sure the 'Type of Information' is 'Numeric (unsigned)' not log. I was expecting 60 total. Could someone help and give me a hint? the key to reference the source item can be a long and complicated string of characters; some characters must be escaped. My test from this was 1 User logon for one hour, The data received for the SUM calculated item was 40, then it dropped to 38. Sep 14, 2022 · Hi, I'm on Zabbix 5. IP}","foo"] Jan 24, 2013 · A Zabbix newbie here. Todos os cálculos são feitos pelo Zabbix Server - nada será Sep 16, 2005 · 13-06-2007, 17:06. size[ {#FSNAME},free] I then proceeded to create a calculated item prototype called Time Left until {#FSNAME} is full, using the following Jun 29, 2021 · In earlier Zabbix versions, we had three categories of things we could manage inside the instance — triggers, calculated items, and aggregated items. delta(15m)}/900 Type numeric units bps update interval 60s Create enabled: yes Jan 6, 2020 · Forecast function for Calculated Items. Where the original item values are: 2 = Ok, 1 = Warning, 0 = Error Sep 24, 2013 · Posts: 21. 21-05-2015, 17:50. last(0)} Dec 1, 2017 · SUM in calculated item formula with dynamic params. 2. I think the documentation is pretty clear, but somehow it isn’t working in my system. 2 server, with several proxies (6. 3. Probably the way around is to use some other function instead of last () like avg () with the period equal to referenced Aug 11, 2018 · Calculate Item for Active user 1 hour. after so many searches and struggles found out the right templates for my switches to monitor each port of switches but now i want to make a map with calculated items or host to know the flow of single port in a map. ldap. Although an Item object has a formula attribute, it seems to refer to the custom multiplier as opposed to a calculated items formula. Jul 10, 2021 · Same thing happens with "Memory utilization" and "Free swap space" items from default "Windows by Zabbix agent" templates - it keeps calculate an item using last values which were received just before the host went down. eu - from NLAM - server1. Change the formula for example to 0+0, wait for the expression to trigger and write the value to the database, and then change the formula to your own. size[total]")-last("vm. IP},10050]") 2) Example of external check containing macro as calculated item. Each of them had its own syntax, so we could not be sure what syntax to use in a certain case. Is there something wrong with calculated item? Apr 18, 2016 · This is possible to achieve using calculated items. png What I now want to do is to create a separate item which shows the The average value of the referenced item values. Jul 31, 2014 · I have a problem creating calculated items from another ones. Mar 30, 2020 · The calculated data element is the result of an arithmetic (!) operations and cannot have the "text" type. eu - from FRPA - server1. I want to add a calculated field(s) for each of the database type (CORE, WEB. Name of the item that stores the daily page counts: - 7 Page Count. 2) Data type is also VERY crucial. I tried the following: Formula: last ("Memory")+last ("Healthscore") I'm using zabbix 1. Is there any way to use some sort of logical Jan 22, 2010 · time1: total=tot1 free=fr1. Apr 20, 2011 · Hi, I have recently set up an item for monitoring for memory. This creates the item, yet when I check it's status it says "Not Supported". Jan 3, 2017 · I’m trying to create a calculated item from values in interface discovery, but I haven’t really figured out how yet. In the discovery rule this is the definition of the prototype: name: byterate type calculated type of information: numeric float key: input_byterate Formula: {MYTPL:net. My typical problem with calculated Items was - my impatience. When I try to reference that item prototype, I get: Given the format of perfmon items in Zabbix, I'm wondering if something Leeds to be Feb 22, 2010 · hi all, i would like to use in my formula value of "time difference of last and previous item value" , eg: item1, value1, time1 item2,value2,time2 Sep 13, 2014 · Junior Member. cbrt. Com os itens calculados você pode gerar novas informações a partir de dados coletados por outros itens. Nov 18, 2011 · Yes it is all numeric data. Created below item and it is also giving correct result. This was configured differently in earlier versions of Zabbix, see the corresponding version in the manual if using something older than 3. change() - item2. time. To start viewing messages, select the forum that you want to visit from the selection below. To learn more, Zabbix 3. The hyperbolic cosine of a value. You will have all Items value in legend and total graph. You may have to REGISTER before you can post. Is this possible? Regards Jun 29, 2018 · example: If you would like count sum all enable items all hosts in specific host groupe, than use calculated item with formula: sum (last_foreach (/*/zabbix [host,,items]? [group="HostGroup"])) and add item zabbix [host,,items] to each host in hostgroup. Usually calculated item appeared after (Update interval of first element + Update interval of second element + . I have a Zabbix 6. in[ifHCInOctets. out [eth0,bytes]") do something like: sum (last ("net. Zabbix documentation for 6. pl["{HOST. Discovery Hi just2blue4u, this is just 10% of an answer because the cpu usage was only an example. While other trigger expressions as function parameters are limited to non-history functions in triggers, this limitation does not apply in calculated items. The referenced item must be in a supported state (except for nodata() function, which is calculated for unsupported items as well). 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