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Mon, 18 Apr 2016 19:51:25 +0000 (UTC) Date: Mon, 18 Apr 2016 19:51:25 +0000 (UTC) From: "n0rad (JIRA)" To: commits@cassandra.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (CASSANDRA-11594) Too many open files on directories MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/CASSANDRA-11594?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] n0rad updated CASSANDRA-11594: ------------------------------ Attachment: openfiles.zip I've just attached the list of open files on cassandra process on node 1 that crashes today during the repair > Too many open files on directories > ---------------------------------- > > Key: CASSANDRA-11594 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11594 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: n0rad > Priority: Critical > Attachments: openfiles.zip, screenshot.png > > > I have a 6 nodes cluster in prod in 3 racks. > each node : > - 4Gb commitlogs on 343 files > - 275Gb data on 504 files > On saturday, 1 node in each rack crash with with too many open files (seems to be the similar node in each rack). > {code} > lsof -n -p $PID give me 66899 out of 65826 max > {code} > it contains 64527 open directories (2371 uniq) > a part of the list : > {code} > java 19076 root 2140r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2141r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2142r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2143r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2144r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2145r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2146r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2147r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2148r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2149r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2150r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2151r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2152r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2153r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2154r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > java 19076 root 2155r DIR 8,17 143360 4386718705 /opt/stage2/pod-cassandra-aci-cassandra/rootfs/data/keyspaces/email_logs_query/emails-2d4abd00e9ea11e591199d740e07bd95 > {code} > The 3 others nodes crashes 4 hours later -- This message was sent by Atlassian JIRA (v6.3.4#6332)