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2019 Aug 30
0
NFS Server on Centos 7.6.1810 dying without reason
I managed to get NFS statistics just before server rebooted.
I can reproduce this every time.
Question: Am I saturating the SATA bus on the NFS server so violently
with the SSDs that the server hard reboots?
Perhaps due to the RAID 6 nature of operations?
Server info
AMD EPYC 7281 16CORE
32 GIG RAM
6xSATA3 SSD 1.9TB in mdadm RAID6
OS: Centos 7.6
SATA controller: Advanced Micro Devices, Inc.
2019 Aug 30
2
NFS Server on Centos 7.6.1810 dying without reason
Good morning,
in order to post proper documentation, what logs (or log level) do I
need to troubleshoot a Centos 7.6.1810 3.10.0-957.27.2.el7.x86_64 tha
tis running a NFS server on top LVM on top of XFS on top of VDO on top
of MDAM on a 6 SSD disk RAID6 ?
This physical NFS server is servign 2 NFS v4.2 shares to 2 physical
KVM virtualization hosts.
When remote NFS clients start doing intensive