[ https://issues.apache.org/jira/browse/SOLR-17149?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Gerlowski reassigned SOLR-17149: -------------------------------------- Assignee: Jason Gerlowski > Cannot backup/restore large collection. > --------------------------------------- > > Key: SOLR-17149 > URL: https://issues.apache.org/jira/browse/SOLR-17149 > Project: Solr > Issue Type: Bug > Security Level: Public(Default Security Level. Issues are Public) > Affects Versions: 9.4 > Reporter: Pierre Salagnac > Assignee: Jason Gerlowski > Priority: Major > Time Spent: 1.5h > Remaining Estimate: 0h > > > There is a regression introduced in version 9.4 with SOLR-16879. > > We cannot backup collections with more than 10 shards per node. The thread > pool is rejecting new tasks with following error: > {noformat} > SolrException: Could not backup all shards > Task > org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor$$Lambda... > rejected from > org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor[Running, > pool size = 5, active threads = 5, queued tasks = 5, completed tasks = 30]" > {noformat} > {{expensiveExecutor}} thread pool executor is > [created|https://github.com/apache/solr/blob/releases/solr/9.4.1/solr/solrj/src/java/org/apache/solr/common/util/ExecutorUtil.java#L170-L174] > with 5 max threads and bounded queue of the same size (5), so the total > number of tasks is limited to 10 and all the other tasks are immediately > rejected. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@solr.apache.org For additional commands, e-mail: issues-h...@solr.apache.org