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
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Attachment: jvm.options
Description: jvm.options

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