# ES is not starting after upgrading it to 7.9.2 **URL:** \ **Category:** Elasticsearch\ **Created:** [September 27, 2020, 11:48am UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081 "2020-09-27T11:48:24Z")\ **Posts on this page:** 10\ **Page:** 1
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 11:48am UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/1 "2020-09-27T11:48:24Z")
Elasticsearch is not starting after updating it to 7.9.2. It throws below error. OS-CentOS7 Exception in thread "main" java.lang.RuntimeException: starting java failed with [1] output: error: Unrecognized VM option 'UseConcMarkSweepGC' Error: Could not create the Java Virtual Machine. Error: A fatal exception has occurred. Program will exit. at org.elasticsearch.tools.launchers.JvmErgonomics.flagsFinal(JvmErgonomics.java:126) at org.elasticsearch.tools.launchers.JvmErgonomics.finalJvmOptions(JvmErgonomics.java:88) at org.elasticsearch.tools.launchers.JvmErgonomics.choose(JvmErgonomics.java:59) at org.elasticsearch.tools.launchers.JvmOptionsParser.jvmOptions(JvmOptionsParser.java:137) at org.elasticsearch.tools.launchers.JvmOptionsParser.main(JvmOptionsParser.java:95) I tried the reinstallation but it didn't work. Please help. ---
**Author:** ![fadjar340](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/fadjar340/32/43610_2.png) [@fadjar340](https://discuss.elastic.co/u/fadjar340)\ **Post date:** [September 27, 2020, 12:38pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/2 "2020-09-27T12:38:35Z")
What is the /etc/logstash/jvm.options ? ---
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 12:59pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/3 "2020-09-27T12:59:37Z")
Lostash is running the problem is with Elasticsearch ---
**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\ **Post date:** [September 27, 2020, 1:01pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/4 "2020-09-27T13:01:59Z")
It seems like you are running with an old jvm.options file rather than the one that comes with the new version. ---
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 1:03pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/5 "2020-09-27T13:03:56Z")
Can you please suggest the method for me to update the jvm.options file? ---
**Author:** ![fadjar340](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/fadjar340/32/43610_2.png) [@fadjar340](https://discuss.elastic.co/u/fadjar340)\ **Post date:** [September 27, 2020, 1:07pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/6 "2020-09-27T13:07:40Z")
Sorry for typo: /etc/elasticsearch/jvm.options Please use the newest jvm.options if you have jvm.options.rpmnew ---
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 1:09pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/7 "2020-09-27T13:09:59Z")
Contents from my configs related to the error. # Xms represents the initial size of total heap space # Xmx represents the maximum size of total heap space -Xms8g -Xmx8g ################################################################ ## Expert settings ################################################################ ## ## All settings below this section are considered ## expert settings. Don't tamper with them unless ## you understand what you are doing ## ################################################################ ## GC configuration -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=75 -XX:+UseCMSInitiatingOccupancyOnly ## G1GC Configuration # NOTE: G1GC is only supported on JDK version 10 or later. # To use G1GC uncomment the lines below. #10-:-XX:-UseConcMarkSweepGC #10-:-XX:-UseCMSInitiatingOccupancyOnly #10-:-XX:+UseG1GC #10-:-XX:InitiatingHeapOccupancyPercent=75 ## DNS cache policy # cache ttl in seconds for positive DNS lookups noting that this overrides the # JDK security property networkaddress.cache.ttl; set to -1 to cache forever -Des.networkaddress.cache.ttl=60 # cache ttl in seconds for negative DNS lookups noting that this overrides the # JDK security property networkaddress.cache.negative ttl; set to -1 to cache # forever -Des.networkaddress.cache.negative.ttl=10 ---
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 1:10pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/8 "2020-09-27T13:10:38Z")
Oh Let me try ... ---
**Author:** ![NiranjanMurali](https://avatars.discourse-cdn.com/v4/letter/n/2acd7d/32.png) [@NiranjanMurali](https://discuss.elastic.co/u/NiranjanMurali)\ **Post date:** [September 27, 2020, 2:37pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/9 "2020-09-27T14:37:14Z")
It worked. Thanks. ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [October 25, 2020, 2:37pm UTC](https://discuss.elastic.co/t/es-is-not-starting-after-upgrading-it-to-7-9-2/250081/10 "2020-10-25T14:37:19Z")
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