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Vyacheslav Daradur updated IGNITE-4374: --------------------------------------- Comment: was deleted (was: [~dmagda] Done. Current output: {code} [11:54:40] [11:54:41] Message queue limit is set to 0 which may lead to potential OOMEs when running cache operations in FULL_ASYNC or PRIMARY_SYNC modes due to message queues growth on sender and receiver sides. [11:54:41] Security status [authentication=off, tls/ssl=off] [11:54:43] Performance suggestions for grid (fix if possible) [11:54:43] To disable, set -DIGNITE_PERFORMANCE_SUGGESTIONS_DISABLED=true [11:54:43] ^-- JVM heap size is greater than 30.5Gb, JVM will not use compressed oops [11:54:43] ^-- Enable server mode for JVM (add '-server' to JVM options) [11:54:43] ^-- Enable G1 Garbage Collector (add '-XX:+UseG1GC' to JVM options) [11:54:43] ^-- Specify JVM heap max size (add '-Xmx<size>[g|G|m|M|k|K]' to JVM options)" [11:54:43] ^-- Specify New I/O max total size (add '-XX:MaxDirectMemorySize=<size>[g|G|m|M|k|K]' to JVM options) [11:54:43] ^-- Enable using thread-local allocation blocks (add '-XX:+UseTLAB' to JVM options) [11:54:43] ^-- Disable processing of calls to System.gc() (add '-XX:+DisableExplicitGC' to JVM options) [11:54:43] ^-- Speed up flushing of dirty pages by OS (alter vm.dirty_writeback_centisecs and vm.dirty_expire_centisecs parameters by setting to 500) [11:54:43] ^-- Reduce pages swapping ratio (set vm.swappiness=10) [11:54:43] ^-- Adjust NUMA zones reclamation setting (set vm.zone_reclaim_mode=0) [11:54:43] ^-- Avoid direct reclaim and page allocation failures (set vm.extra_free_kbytes to 1240000 or other value) [11:54:43] Refer to this page for more performance suggestions: https://apacheignite.readme.io/docs/jvm-and-system-tuning [11:54:43] [11:54:43] To start Console Management & Monitoring run ignitevisorcmd.{sh|bat} [11:54:43] [11:54:43] Ignite node started OK (id=8bf18ef1) [11:54:43] Topology snapshot [ver=1, servers=1, clients=0, CPUs=1, heap=1.0GB] {code} These lines are optionaly: {code} [11:59:07] ^-- Speed up flushing of dirty pages by OS (alter vm.dirty_expire_centisecs parameter by setting to 500) or [12:34:01] ^-- Speed up flushing of dirty pages by OS (alter vm.dirty_writeback_centisecs parameter by setting to 500) or [12:33:01] ^-- Speed up flushing of dirty pages by OS (alter vm.dirty_writeback_centisecs and vm.dirty_expire_centisecs parameters by setting to 500) {code} [Latest ci.tests|http://ci.ignite.apache.org/viewQueued.html?itemId=449432]) > Ignite should validate JVM and OS configuration and output warning in log > ------------------------------------------------------------------------- > > Key: IGNITE-4374 > URL: https://issues.apache.org/jira/browse/IGNITE-4374 > Project: Ignite > Issue Type: Improvement > Components: documentation > Reporter: Yakov Zhdanov > Assignee: Vyacheslav Daradur > Attachments: x32_not_optimized.png, x32_optimized.png, > x64_not_optimized.png, x64_optimized.png > > > Currently we have GridPerformanceSuggestions that output suggestions to logs > on Ignite start on how Ignite can be improved. > I suggest to go a little bit deeper and validate more configuration options > and add validation for JVM and OS settings. > Ignite should output warning if: > * GC logging is not enabled > * MaxDirectMemorySize is not set (-XX:MaxDirectMemorySize) > * Heap size is greater than 30,5G and JVM cannot use compressed oops > * Any of the recommended OS setting described here > https://apacheignite.readme.io/docs/jvm-and-system-tuning are not properly > set -- This message was sent by Atlassian JIRA (v6.3.15#6346)