| --- |
| # .. vim: foldmarker=[[[,]]]:foldmethod=marker |
| |
| # .. Copyright (C) 2022 VEXXHOST, Inc. |
| # .. SPDX-License-Identifier: Apache-2.0 |
| |
| # Default variables |
| # ================= |
| |
| # .. contents:: Sections |
| # :local: |
| |
| |
| # .. envvar:: sysctls [[[ |
| # |
| # List of ``sysctl`` parameters to set |
| sysctls: |
| - name: fs.aio-max-nr |
| value: 1048576 |
| - name: net.ipv4.tcp_timestamps |
| value: 0 |
| - name: net.ipv4.tcp_sack |
| value: 1 |
| - name: net.core.netdev_budget |
| value: 1000 |
| - name: net.core.netdev_max_backlog |
| value: 250000 |
| - name: net.core.rmem_max |
| value: 4194304 |
| - name: net.core.wmem_max |
| value: 4194304 |
| - name: net.core.rmem_default |
| value: 4194304 |
| - name: net.core.wmem_default |
| value: 4194304 |
| - name: net.core.optmem_max |
| value: 4194304 |
| - name: net.ipv4.tcp_rmem |
| value: 4096 87380 4194304 |
| - name: net.ipv4.tcp_wmem |
| value: 4096 65536 4194304 |
| - name: net.ipv4.tcp_low_latency |
| value: 1 |
| - name: net.ipv4.tcp_adv_win_scale |
| value: 1 |
| - name: net.ipv4.neigh.default.gc_thresh1 |
| value: 128 |
| - name: net.ipv4.neigh.default.gc_thresh2 |
| value: 28872 |
| - name: net.ipv4.neigh.default.gc_thresh3 |
| value: 32768 |
| - name: net.ipv6.neigh.default.gc_thresh1 |
| value: 128 |
| - name: net.ipv6.neigh.default.gc_thresh2 |
| value: 28872 |
| - name: net.ipv6.neigh.default.gc_thresh3 |
| value: 32768 |
| # ]]] |