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Update the way to keep THP disabled #1366

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May 13, 2022
Merged

Update the way to keep THP disabled #1366

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Update the way to keep THP disabled
randomJoe211 May 13, 2022
48dd677
Update 6.kernel-config.md
randomJoe211 May 13, 2022
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4 changes: 3 additions & 1 deletion docs-2.0/5.configurations-and-logs/1.configurations/6.kernel-config.md
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Expand Up @@ -52,14 +52,16 @@ These values control the dirty data cache for the system. For write-intensive sc

### Transparent huge page

For better delay performance, you must disable the transparent huge pages (THP). The command is:
For better delay performance, you must run the following commands to disable the transparent huge pages (THP).

```bash
root# echo never > /sys/kernel/mm/transparent_hugepage/enabled
root# echo never > /sys/kernel/mm/transparent_hugepage/defrag
root# swapoff -a && swapon -a
```

To prevent THP from being enabled again after the system restarts, you can modify the GRUB configuration file or `/etc/rc.local` to disable THP automatically upon system startup.

## Networking

### net.ipv4.tcp_slow_start_after_idle
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