RE: iobench

If I remember correctly, a “map error” is telling you that you’ve run out of memory. You’re asking for 1GB for each, I assume you have that free? I also see you’re not using hugepages, so there “shouldn’t” be anything at /dev/hugepages/cache or dev/hugepages/data, but you have those as the

Re: iobench

...and if it makes any difference: [root@sgt-pepper conf]# which java /usr/bin/java [root@sgt-pepper conf]# java -version openjdk version "1.8.0_242" OpenJDK Runtime Environment (build 1.8.0_242-b08) OpenJDK 64-Bit Server VM (build 25.242-b08, mixed mode) [root@sgt-pepper ~]# vmstat -s

Re: iobench

Success! [root@sgt-pepper ~]# $CRAIL_HOME/bin/crail fs -ls /foo ... Found 1 items -rw-rw-rw- 1 crail crail 1079 2020-02-11 08:58 /foo/favicon.png Thanks for the help and suggestions. Now to try all over again with docker... Lou. On Tue, Feb 11, 2020 at 9:47 AM Lou DeGenaro wrote: >

Re: iobench

Changed the default in conf from /dev to /tmp as you suggest and that helped! [root@sgt-pepper conf]# $CRAIL_HOME/bin/crail datanode 20/02/11 08:43:36 INFO crail: crail.version 3101 20/02/11 08:43:36 INFO crail: crail.directorydepth 16 20/02/11 08:43:36 INFO crail: crail.tokenexpiration 10

RE: iobench

Congrats and no worries… I doubt you’ll have a problem with docker. Happy Crailing  Regards, David From: Lou DeGenaro Sent: Tuesday, February 11, 2020 7:03 AM To: dev@crail.apache.org Subject: Re: iobench Success!

Re: iobench

For the record, docker containers now work by specifying DATAPATH and CACHEPATH: docker run -it --network host -e NAMENODE_HOST=sgt-pepper -e DATAPATH=/tmp/hugepages/data -e CACHEPATH=/tmp/hugepages/cache apache/incubator-crail:1.2 namenode docker run -it --network host -e