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Posted to commits@drill.apache.org by br...@apache.org on 2019/01/18 23:35:36 UTC
[drill] branch gh-pages updated: doc edit
This is an automated email from the ASF dual-hosted git repository.
bridgetb pushed a commit to branch gh-pages
in repository https://gitbox.apache.org/repos/asf/drill.git
The following commit(s) were added to refs/heads/gh-pages by this push:
new c19f268 doc edit
c19f268 is described below
commit c19f268e3b56192a1182287c7366dfb09652e2aa
Author: Bridget Bevens <bb...@maprtech.com>
AuthorDate: Fri Jan 18 15:34:43 2019 -0800
doc edit
---
.../121-configuring-cgroups-to-control-cpu-usage.md | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/_docs/configure-drill/121-configuring-cgroups-to-control-cpu-usage.md b/_docs/configure-drill/121-configuring-cgroups-to-control-cpu-usage.md
index a8e120f..0cec78d 100644
--- a/_docs/configure-drill/121-configuring-cgroups-to-control-cpu-usage.md
+++ b/_docs/configure-drill/121-configuring-cgroups-to-control-cpu-usage.md
@@ -1,6 +1,6 @@
---
title: "Configuring cgroups to Control CPU Usage"
-date: 2018-06-08 02:01:21 UTC
+date: 2019-01-18
parent: "Configure Drill"
---
@@ -8,9 +8,7 @@ Starting in Drill 1.13, you can configure a Linux cgroup to enforce CPU limits o
In Drill 1.13, you had to update the `cgroup.procs` file with the Drill process ID (PID) each time a Drillbit restarted in order to enforce the CPU limit for the Drillbit service. As of Drill 1.14, Drill can directly manage the CPU resources through the Drill start-up script, `drill-env.sh`. You no longer have to manually add the PID to the `cgroup.procs` file each time a Drillbit restarts. This step occurs automatically upon restart. The start-up script checks for the specified cgroup, [...]
-Note: The Linux kernel version must support cgroups v2 to use this feature. Version 4.5 officially supports cgroups v2. You can run the following command to get the kernel version:
-
- uname -r
+Note: Cgroups V2 is recommended.
The `drill-env.sh` script contains variables that you must enable for Drill to directly manage the CPU resources. Uncomment the following variables in drill-env.sh to enable the feature:
@@ -45,10 +43,6 @@ You can install the libcgroup package using the `yum install` command, as shown:
yum install libcgroup
-For Drill to directly manage the CPU resources through the Drill start-up script, `drill-env.sh`, the Linux kernel version must support cgroups v2. Version 4.5 of the kernel officially supports cgroups v2. You can run the following command to get the kernel version:
-
- uname -r
-
##Configuring CPU Limits
Complete the following steps to set a hard and/or soft limit on Drill CPU usage for the Drill process running on the node: