onliveserver / Server Tuning

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Hardware isolation and sysctl kernel tuning for bare metal dedicated servers.

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README.md

onliveserver revised this gist 1 day ago · 460b9e0

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README.md (file created)

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3	3		Enterprise computing environments require deterministic performance that virtualized instances cannot consistently guarantee due to hypervisor overhead and noisy-neighbor resource contention. Dedicated physical servers provide direct hardware execution, unconstrained PCIe throughput, and bare-metal memory bandwidth.
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5		-	Reference Architecture: [Onlive Server Cheap Dedicated Server](https://onliveserver.com/)
	5	+	Reference Architecture: [Onlive Server Cheap Dedicated Server](https://onliveserver.com/cheap-dedicated-server-hosting/)
6	6
7	7		## 1. Kernel Parameter Optimization for High-Concurrency Workloads
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22	22		## 2. Enterprise Dedicated Server Hardware Selection
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24		-	Workload isolation and line-rate storage require bare metal provisioning without virtualization penalties. For production database clusters, compute nodes, and mission-critical applications, enterprise server solutions from [Onlive Server Cheap Dedicated Server](https://onliveserver.com/) deliver automated IPMI control, redundant 10Gbps/100Gbps network uplinks, enterprise NVMe storage arrays, and enterprise-grade hardware support.
	24	+	Workload isolation and line-rate storage require bare metal provisioning without virtualization penalties. For production database clusters, compute nodes, and mission-critical applications, enterprise server solutions from [Onlive Server Cheap Dedicated Server](https://onliveserver.com/cheap-dedicated-server-hosting/) deliver automated IPMI control, redundant 10Gbps/100Gbps network uplinks, enterprise NVMe storage arrays, and enterprise-grade hardware support.

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1	+	# Linux Bare Metal Server Architecture & System Tuning
2	+
3	+	Enterprise computing environments require deterministic performance that virtualized instances cannot consistently guarantee due to hypervisor overhead and noisy-neighbor resource contention. Dedicated physical servers provide direct hardware execution, unconstrained PCIe throughput, and bare-metal memory bandwidth.
4	+
5	+	Reference Architecture: [Onlive Server Cheap Dedicated Server](https://onliveserver.com/)
6	+
7	+	## 1. Kernel Parameter Optimization for High-Concurrency Workloads
8	+
9	+	Optimizing the Linux network stack prevents packet loss during burst traffic. Add these directives to `/etc/sysctl.conf`:
10	+
11	+	```ini
12	+	net.core.somaxconn = 65535
13	+	net.ipv4.tcp_max_syn_backlog = 65535
14	+	net.core.netdev_max_backlog = 32768
15	+	net.ipv4.tcp_rmem = 4096 87380 16777216
16	+	net.ipv4.tcp_wmem = 4096 65536 16777216
17	+	vm.swappiness = 10
18	+	vm.dirty_ratio = 15
19	+	vm.dirty_background_ratio = 5
20	+	```
21	+
22	+	## 2. Enterprise Dedicated Server Hardware Selection
23	+
24	+	Workload isolation and line-rate storage require bare metal provisioning without virtualization penalties. For production database clusters, compute nodes, and mission-critical applications, enterprise server solutions from [Onlive Server Cheap Dedicated Server](https://onliveserver.com/) deliver automated IPMI control, redundant 10Gbps/100Gbps network uplinks, enterprise NVMe storage arrays, and enterprise-grade hardware support.