# Today my master node core dumped
**URL:** https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056
**Category:** Elasticsearch
**Created:** [September 10, 2015, 6:02pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056 "2015-09-10T18:02:47Z")
**Posts on this page:** 7
**Page:** 1
### Author:  [@javadevmtl](https://discuss.elastic.co/u/javadevmtl)
#### Post date: [September 10, 2015, 6:02pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/1 "2015-09-10T18:02:47Z")
Using 1.6.0
```
# JRE version: Java(TM) SE Runtime Environment (8.0_45-b15) (build 1.8.0_45-b15)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.45-b02 mixed mode windows-amd64 compressed oops)
# Problematic frame:
# C [KERNELBASE.dll+0x1c7f]
#
# Core dump written. Default location: C:\elasticsearch\elasticsearch-1.6.0-master01\hs_err_pid816.mdmp
```
What info can I provide back or look at?
---
### Author:  [@nik9000](https://discuss.elastic.co/u/nik9000)
#### Post date: [September 10, 2015, 6:20pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/2 "2015-09-10T18:20:42Z")
> [@javadevmtl](#):
>
> What info can I provide back or look at?
If you are running a supported JVM (and you are) odds are reasonably good its a hardware issue. If possible you should try running a ram test. Beyond that I'm not sure.
---
### Author:  [@javadevmtl](https://discuss.elastic.co/u/javadevmtl)
#### Post date: [September 10, 2015, 9:19pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/3 "2015-09-10T21:19:22Z")
> [@javadevmtl](#):
>
> [KERNELBASE.dll+0x1c7f]
Running Oracle JDK on Windows 2008
---
### Author:  [@msimos](https://discuss.elastic.co/u/msimos)
#### Post date: [September 11, 2015, 12:19am UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/4 "2015-09-11T00:19:24Z")
It could be related to this issue:
>
There was probably more information then what you provided from the dump message.
---
### Author:  [@javadevmtl](https://discuss.elastic.co/u/javadevmtl)
#### Post date: [September 11, 2015, 2:42pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/5 "2015-09-11T14:42:17Z")
Ok let me see...
---
### Author:  [@javadevmtl](https://discuss.elastic.co/u/javadevmtl)
#### Post date: [September 17, 2015, 9:00pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/6 "2015-09-17T21:00:42Z")
Looks like sigar, walks like sigar, then it must be....
J 6374 org.hyperic.sigar.FileSystemUsage.gather(Lorg/hyperic/sigar/Sigar;Ljava/lang/String;)V (0 bytes) @ 0x000000000207ba63 [0x000000000207ba00+0x63]
J 8045 C2 org.elasticsearch.monitor.fs.SigarFsProbe.stats()Lorg/elasticsearch/monitor/fs/FsStats; (333 bytes) @ 0x0000000002e2c40c [0x0000000002e2bac0+0x94c]
J 8447 C2 org.elasticsearch.marvel.agent.AgentService$ExportingWorker.exportNodeStats()V (124 bytes) @ 0x0000000002edddd8 [0x0000000002edbfc0+0x1e18]
J 11910% C2 org.elasticsearch.marvel.agent.AgentService$ExportingWorker.run()V (253 bytes) @ 0x00000000038ccc50 [0x00000000038cc740+0x510]
j java.lang.Thread.run()V+11
I guess I can disable sigar 😄
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 5, 2017, 11:49pm UTC](https://discuss.elastic.co/t/today-my-master-node-core-dumped/29056/7 "2017-07-05T23:49:34Z")