Zabbix cachesize. 0 LTS and are runing it on an Ubuntu 16.
● Zabbix cachesize Everything is working great, we have set certain paramters in the Zabbix server config file that all seem to be okay. new posts. 0. 0 LTS and are runing it on an Ubuntu 16. but that's not related to the problem you have Shared memory size for storing host, item and trigger data. fascino18995. 1908. In our Kubernetes cluster, we have 6 proxies between the agents to the server and the __mem_malloc: skipped 0 asked 136 skip_min 18446744073709551615 skip_max 0 158:20200312:030918. We have not added many new devices for monitoring during this time. It's at AWS and using RDS so the CPU and memory loads are low but we do run into the values cache alert with some frequency. Curso completo de Zabbix na versão 5 com foco a Provedores de Internet, porém pode servir para diversos cenários de infraestruturas. We currently monitor about 33k metrics through half a dozen proxies. 11 on Ubuntu 22. Uncomment it and set to a value bigger than 8M (8M it's the default value). I don't have experience with Linux OS, Increasing the CacheSize to 64M did the trick! Thank you for your help! 👍 1. You will need to adjust this as you manage more hosts, especially if they have many triggers, calculated items, dependent items and other host related statistics and properties stored in the cache. We normally hover around 80% of "Zabbix value cache % used". Closed; Activity. Show. 806 file:dbconfig. Need to increase the option. 5. 4 (Ubuntu 16. we are only using We recently moved to Zabbix 3. 858 Starting Zabbix Server. Posts; Latest Activity; Photos . I need help to upgrade my Zabbix conf. I have done that but it still errors out, not sure what else to do. When I check zabbix server it has error, mysql it working This is my check log Zabbix, the last log: The limit of CacheSize in zabbix_server. Doubling shmmax while leaving . I am using an 8 core and 32 GB server for Zabbix with ubuntu. More items and more triggers you have than more memory for the CacheSize needs to be specified. OS is CentOS 7 (centos-release-7-7. x86_64) runing on a VM (Vmware). Some items will also have preprocessing. I changed the CacheSize entry to 8M I increased the CacheSize to 32M and no problems so far, made more changes and restarted the server multiple times, works like a The CacheSize setting is in the zabbix_server. Currently, as a short-term solution, I perform a restart of the server whenever it happens. CacheSize=2G HistoryCacheSize=512M HistoryIndexCacheSize=512M ValueCacheSize=400M VMwareCacheSize=8M Comment. Thank you! Login or Sign Up Before my CacheSize is only 8M, as suggested, I changed it into 64M. 04. I've never done this on any Zabbix server before (probably bad on my part) and never encountered an issue until this update. You may have to REGISTER before you can post. Zabbix HI Team, I am facing slow loading of Zabbix dashboard. TLDR; ensure you've specified various CacheSize values in zabbix_server. Zabbix, a technote describing shm requirements for server/agentd/proxy and how they relate to default sysctl shm settings would be appreciated! please tell me how to write the environment variable for the parameter "increase CacheSize configuration parameter" I use Docker container to start Zabbix Server my error: please increase CacheSize configuration parameter __zbx_mem_reall We are upgrading from 3. 6. I don't remember what was the exact unit G or GB . Hello, I'm new to Zabbix and I installed and configured the server and agents in my company network. When i check the graph with cache sizes it shows about 2% usage of the vmware cache. With the 12GB cachesize, we went 21 days before a crash occurred (log snippet above is from this crash). Assignee: Viktors Tjarve Reporter: Andrei Gushchin (Inactive) Team: Team A. Please increase CacheSize parameter. On the other hand I see this in the log: 177:20200617:080919. Issue Links. file. Junior Member. 4-1. conf Edit the CacheSize from default to 32M. c,line:102] __zbx_mem_realloc(): out of memory (requested 108424 bytes) Its happening multiple times in a week where my zabbix setup goes 100% housekeeping processes and the load on my database is WAY too high. The only issue we are running into is that the database just keeps growing. 3. 4 to 6. cachesize option is for config cache only and it's usage will be fairly constant if the zabbix config does not change much. 32088:20180828:031618. ZBX-18374 Outdated documentation. The CacheSize setting is I already tried increasing CacheSize(4096M), TrendCacheSize, HistoryCacheSize (1024M or 2048M)and the server Memory(up to 8GB), and its still not working. I didn't add any devices, items or triggers, it just started to increase and now every time it reaches 100% the Zabbix Server container turns off, so I have to increase the cachesize for it to turn on again, but in a week it increases again. It resulted in massive performance improvements (up to 10 times), mostly because of a significantly reduced database access (that we looked at in previous blog posts). 185 syncing trend data done 32088:20180828:031618. Zabbix 3. Page of 1. c,line:94 __zbx_mem_malloc(): please increase CacheSize configuration parameter 158:20200312:030918. 433 === memory statistics for value cache size === Hi, I have a task to build a proxy for monitoring network devices in my company. Comment. causes. So it's a big problem in some cases. Then check Monitoring -> Graphs -> Zabbix server -> Zabbix Cache usage graph. Time. It's at AWS and using RDS so the CPU and memory loads are low but we do run into the values cache alert with some We have the following in the default Zabbix server configuration file, which specifies that the minimum value for CacheSize is 128K: ### Option: CacheSize # Size of configuration cache, Were standing up a new primary Zabbix server (6. I have only 12 Hosts being monitored by this Zabbix ZBX_JAVAGATEWAY_ENABLE=true ZBX_STARTJAVAPOLLERS=5 Hello, I would like to get some help tuning our Zabbix deployment as we encounter scaling issues that cause the data to not be synced on the server. 8, is configuration cache. The default is 8M. It work OK with about 30 cisco devices SNMP host, when I add more SNMP Cisco devices, the Zabbix server auto stop/restart and cannot runing. Any help is greatly appreciated 2915:20220131:142224. Even though I have now bumped: CacheSize=4096M Half the maximum value that can be set. 1884:20110305:082132. 340 One child process died (PID:1886). # # Mandatory: no Range: 128K-8G Default: CacheSize=64M ### Option: CacheUpdateFrequency # How often Zabbix will perform update of configuration cache, in seconds. Inside zabbix I am monitoring websites and containers in total 169 Hosts. please suggest the best way. I looked in the logs and I keep getting these errors: Config CacheSize for zabbix docker. just try (ATM I have no access to any zabbix). So I have to restart the container to get it going again. below is my current file with parameters. centos. conf, specifically the configuration cache which is simply 'CacheSize' in the config file. All Discussions only Photos only Videos only Links only Polls only Events only. We will monitor network devices via SNMP. All Time Today Last Week Last Month. We have slowly increased our value cache, but keep If this is your first visit, be sure to check out the FAQ by clicking the link above. hosted 140 servers on it approx each having 80 items on an average. If any of the cache usages go above 80% then consider adjusting the Zabbix servers CacheSize setting. This cache slightly changes how Zabbix operates, though, Zabbix value cache operating mode (zabbix:zabbix[vcache,cache,mode]): Normal (0) So back to normal. Zabbix version is 4. Now I ran into a problem that Zabbix Server has shut down and is unable to start again due to the known "__zbx_mem_reallo We've been using zabbix for more than 6 months already and never had this problem. conf at defaults solved the problem for proxy and upping CacheSize to 128M worked for server. I'm getting this kind of messages in systemctl status zabbix-server. 14290:20180828:031628. Now I got it again and I've confirmed for the past 24h my value cache % was always below 20%. . 4. I already tried increasing CacheSize(4096M), TrendCacheSize, HistoryCacheSize (1024M or 2048M)and the server Memory(up to 8GB), and its still not working. Am I adjusting the right value in the conf file for the trigger? If this is your first visit, be sure to check out the FAQ by clicking the link above. Votes: 0 Zabbix daemons use various approaches to improve performance. conf) and look for the tag CacheSize. Our zabbix server process starts and runs fine for 10-15 days, after which I'm speculating perhaps the memory allocated for the cache becomes more and more fragmented, causing an I've got successive "Zabbix value cache working in low memory mode" triggers, and initially increased the cachesize up to 32M. We have the following in the default Zabbix server configuration file, which specifies that the minimum value for CacheSize is 128K: ### Option: CacheSize # Size of configuration cache, in bytes. How do I know the ideal settings for the following parameters, configurable in zabbix_server. 7 (revision 77720). Filtered by: Clear All. By default - about 200 network devices are to be To find the zabbix_server. And interestingly back to the same level in percentage terms free. Filter. Server dies when the limit is exceeded and indicates that the CacheSize should be increased. I've never done this on any CacheSize is currently configured for 8GB. monitor it and set this option with some room for growth. Zabbix server already in UP state. To start viewing messages, select the forum that you want to visit from the selection below. 806 === memory Server fails to start when CacheSize is configured for greater than 8GB. People. You can change this from 128K to 64GB. CacheSize memory is for to keep all items and triggers configuration in memory. conf? # StartPollers = 5 # StartPreprocessors = 3 # StartPollersUnreachable = 1 # StartTrappers = 5 # StartHTTPPollers = 1 CacheSize = 16M # CacheUpdateFrequency = 60 # HistoryCacheSize = 16 # TrendCacheSize = 4M # ValueCacheSize = 8M /usr/sbin/zabbix_server [1886]: ERROR: Configuration buffer is too small. Looking for recommendations on cache size on a Zabbix server. conf file. -470 hosts-35000 items-19000 triggers-500 new values per second Current settings: CacheSize=128M Hello everyone, I have a Zabbix installation 6. # Shared memory size for storing host, item and trigger data. Collapse. X. Unfortunately, sometimes the container gets stuck and zabbix no longer works. Currently, Zabbix has max size of CacheSize = 8G. Heres some info about my setup: We running in HA 2 web/backend nodes, we are running on a 3 node postgres cluster (HA with patroni) PostgreSQL version is: psql (16. Attachments. At HOw can I resolved this problem? Thank you! My Zabbix server is 6. c,line:94 __zbx_mem_malloc(): out of memory (requested 136 bytes) 158:20200312:030918. One such measure, introduced in Zabbix 1. 185 Zabbix Server stopped. As of now, these are my Hello, I am new here, but have been running Zabbix Server with a few Proxies for some time. If cache size usage reach 100%, Zabbix server cannot start up and nothing to do about it (only change zabbix source code). The graph summarizes several caches used within Zabbix. Server fails to start when CacheSize is configured for To solve, go back to your Zabbix config file (zabbix_server. 7. 04 box with a PostgreSQL backend on version 9. Post Cancel. the TLDR; ensure you've specified various CacheSize values in zabbix_server. Previous template Next. pgdg22 1. of the server/proxy processes. 4). and would like to know the recommended values for the below zabbix server configuration parameters? CacheSize CacheUpdateFrequency DebugLevel HistoryCacheSize HistoryIndexCacheSize LogFileSize LogSlowQueries MaxHousekeeperDelete ProxyConfigFrequency ProblemHousekeepingFrequency Previously, with the 8GB cachesize, we were getting a zabbix server crash every 10-15 days (2-3 days with cachesize previously set to 4GB). 337 [file:dbconfig. 0TLS, for the web front end is Apache. service I've been using Cent OS 7,version of zabbix is 5. conf: find / -name zabbix_server. conf is not enough for some large environment. Mais de 50 aulas, e 40 ho Dear all,Dear all, I installed zabbix in a docker container. el7. In my case, we set a cache of 100M. Zabbix gui states the server is not running, when checking logs it tells me to increase cachesize. fkeberwzjstgkiakrttoutfrpqabezhymglboxtatsnqzl