Log IO exception while trying to read – How To Solve Related Issues

Log IO exception while trying to read – How To Solve Related Issues

Updated: Dec-19

Elasticsearch Version: 1.7-8.0

Background

To resolve issues causing many log errors you can try our Elasticsearch Check-Up it analyses ES configuration to provide actionable recommendations (no installation required) 


To troubleshoot log “IO exception while trying to read” it’s important to understand a few problems related to Elasticsearch concepts checks. See bellow important tips and explanations on these concepts

Log Context

Log”IO exception while trying to read [{}]” classname is BootstrapChecks.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                     } catch (final NumberFormatException e) {
                        logger.warn(() -> new ParameterizedMessage("unable to parse vm.max_map_count [{}]"; rawProcSysVmMaxMapCount); e);
                    }
                }
            } catch (final IOException e) {
                logger.warn(() -> new ParameterizedMessage("I/O exception while trying to read [{}]"; path); e);
            }
            return -1;
        }

        
SuppressForbidden(reason = "access /proc/sys/vm/max_map_count")

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Elastic Search Is Not Coming Up Due  

Using Wsl2 Install Elasticsearch Ca  

 

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