[ https://issues.apache.org/jira/browse/GIRAPH-904?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jaeho Shin updated GIRAPH-904: ------------------------------ Description: We found that Giraph jobs were consistently hanging if uppercase letters were included in the DNS (or /etc/hosts) resolved hostnames ({{foo.stanford.edu}} vs. {{foo.Stanford.EDU}} from our DNS). Normalizing the hostnames to lower case from {{GiraphConfiguration#getLocalHostname()}} fixed our problem. (was: We found that Giraph jobs were consistently hanging if uppercase letters were included in the DNS (or /etc/hosts) resolved hostnames ({{foo.stanford.edu}} vs. {{foo.Stanford.EDU}} from our DNS). Normalizing the hostnames to lower case from GiraphConfiguration#getLocalHostname() fixed our problem.) > Giraph can hang if host name has uppercase letters > -------------------------------------------------- > > Key: GIRAPH-904 > URL: https://issues.apache.org/jira/browse/GIRAPH-904 > Project: Giraph > Issue Type: Bug > Components: bsp, conf and scripts, zookeeper > Affects Versions: 1.1.0 > Reporter: Jaeho Shin > Fix For: 1.1.0 > > Attachments: GIRAPH-904.patch > > > We found that Giraph jobs were consistently hanging if uppercase letters were > included in the DNS (or /etc/hosts) resolved hostnames ({{foo.stanford.edu}} > vs. {{foo.Stanford.EDU}} from our DNS). Normalizing the hostnames to lower > case from {{GiraphConfiguration#getLocalHostname()}} fixed our problem. -- This message was sent by Atlassian JIRA (v6.2#6252)