From c7e24d4c99b591fcc40b3bda2fa37156379d0988 Mon Sep 17 00:00:00 2001 From: Bharat Kunwar Date: Mon, 11 Mar 2019 17:31:07 +0000 Subject: [PATCH 1/2] Maybe a solution to the hung_task_timeout_secs issue --- ansible/roles/cluster_setup/tasks/sysctl.yml | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/ansible/roles/cluster_setup/tasks/sysctl.yml b/ansible/roles/cluster_setup/tasks/sysctl.yml index c166bc3..5c33a8c 100644 --- a/ansible/roles/cluster_setup/tasks/sysctl.yml +++ b/ansible/roles/cluster_setup/tasks/sysctl.yml @@ -9,5 +9,10 @@ reload: yes sysctl_set: yes with_items: - - { name: kernel.panic, value: 5 } + - name: kernel.panic + value: 5 + - name: vm.dirty_background_ratio + value: 5 + - name: vm.dirty_ratio + value: 10 ... From f684273931a2cf5b23f143b36d301ffc61427b06 Mon Sep 17 00:00:00 2001 From: Bharat Kunwar Date: Tue, 9 Apr 2019 14:38:59 +0100 Subject: [PATCH 2/2] Set hung_task_timeout_secs to 0 --- ansible/roles/cluster_setup/tasks/sysctl.yml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/ansible/roles/cluster_setup/tasks/sysctl.yml b/ansible/roles/cluster_setup/tasks/sysctl.yml index 5c33a8c..933c315 100644 --- a/ansible/roles/cluster_setup/tasks/sysctl.yml +++ b/ansible/roles/cluster_setup/tasks/sysctl.yml @@ -9,6 +9,8 @@ reload: yes sysctl_set: yes with_items: + - name: kernel.hung_task_timeout_secs + value: 0 - name: kernel.panic value: 5 - name: vm.dirty_background_ratio