JVM config is as below: -Xms16G -Xmx16G -Xmn3000M
What I need to check in dmesg? From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 23 March 2017 03:39 To: Abhishek Kumar Maheshwari <abhishek.maheshw...@timesinternet.in>; user@cassandra.apache.org Subject: RE: [Cassandra 3.0.9] Cannot allocate memory And what is the configured max heap? Sometimes you may also be able to see some useful messages in "dmesg" output. Jayesh ________________________________ From: Abhishek Kumar Maheshwari <abhishek.maheshw...@timesinternet.in<mailto:abhishek.maheshw...@timesinternet.in>> Sent: Wednesday, March 22, 2017 5:05:14 PM To: Thakrar, Jayesh; user@cassandra.apache.org<mailto:user@cassandra.apache.org> Subject: RE: [Cassandra 3.0.9] Cannot allocate memory No only Cassandra is running on these servers. From: Thakrar, Jayesh [mailto:jthak...@conversantmedia.com] Sent: 22 March 2017 22:27 To: Abhishek Kumar Maheshwari <abhishek.maheshw...@timesinternet.in<mailto:abhishek.maheshw...@timesinternet.in>>; user@cassandra.apache.org<mailto:user@cassandra.apache.org> Subject: Re: [Cassandra 3.0.9] Cannot allocate memory Is/are the Cassandra server(s) shared? E.g. do they run mesos + spark? From: Abhishek Kumar Maheshwari <abhishek.maheshw...@timesinternet.in<mailto:abhishek.maheshw...@timesinternet.in>> Date: Wednesday, March 22, 2017 at 12:45 AM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: [Cassandra 3.0.9] Cannot allocate memory Hi all, I am using Cassandra 3.0.9. while I am adding new server after some time I am getting below exception. JVM option is attaches. Hardware info: Ram 64 GB. Core: 40 Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007fe9c44ee000, 12288, 0) failed; error='Cannot allocate memory' (errno=12) # # There is insufficient memory for the Java Runtime Environment to continue. # Native memory allocation (mmap) failed to map 12288 bytes for committing reserved memory. Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007f5c056ab000, 12288, 0) failed; error='Cannot allocate memory' (errno=12) [thread 140033204860672 also had an error] Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007f5c0566a000, 12288, 0) failed; error='Cannot allocate memory' (errno=12) [thread 140033204594432 also had an error]Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007fe9c420c000, 12288, 0) failed; error='Cannot allocate memory' (errno=12) Java HotSpot(TM) 64-Bit Server VM warning: [thread 140641994852096 also had an error]INFO: os::commit_memory(0x00007f5c055a7000, 12288, 0) failed; error='Cannot allocate memory' (errno=12) Please let me know what I miss? Thanks & Regards, Abhishek Kumar Maheshwari +91- 9999805591 (Mobile) Times Internet Ltd. | A Times of India Group Company FC - 6, Sector 16A, Film City, Noida, U.P. 201301 | INDIA P Please do not print this email unless it is absolutely necessary. Spread environmental awareness. YES Bank & The Economic Times Global Business Summit (GBS) is back on 27-28 March. The 3rd edition of GBS will see participation of 2000+ delegates from over 20 countries as they bear witness to leaders sharing insights into how to best navigate a dynamic future. Visit www.et-gbs.com<http://www.et-gbs.com>
