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Ci-dessous, les différences entre deux révisions de la page.

--- tech:cluster_pacemaker_et_corosync_partition_gfs2 [2025/03/24 15:06] – créée - modification externe 127.0.0.1
+++ tech:cluster_pacemaker_et_corosync_partition_gfs2 [2026/06/30 20:34] (Version actuelle) – Jean-Baptiste
@@ Ligne 1: / Ligne 1: @@
+<!DOCTYPE markdown>
+{{tag>Brouillon Redhat Cluster FS Watchdog}}
+# Cluster Pacemaker et Corosync partition GFS2
+**Brouillon**
+Voir :
+* https://www.lisenet.com/2016/activeactive-high-availability-pacemaker-cluster-with-gfs2-and-iscsi-shared-storage-on-centos-7/
+* [SBD Fencing watchdog softdog](http://www.linux-ha.org/wiki/SBD_Fencing)
+* https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html-single/Global_File_System_2/index.html
+* [GFS2](https://en.wikipedia.org/wiki/GFS2)
+* [Cluster LVM / CLVM](https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Logical_Volume_Manager_Administration/LVM_administration.html)
+* https://www.justinsilver.com/technology/linux/dual-primary-drbd-centos-6-gfs2-pacemaker/
+* https://www.lisenet.com/2016/activepassive-mysql-high-availability-pacemaker-cluster-with-drbd-on-centos-7/
+* https://www.morot.fr/cluster-debian-avec-drbd-et-gfs2-glfm-n135/
+* https://chiliproject.tetaneutral.net/attachments/download/95/Tuto_DRBDetGFS2_sans_puppet.pdf
+* http://connect.ed-diamond.com/GNU-Linux-Magazine/GLMF-135/Cluster-Debian-avec-DRBD-et-GFS2
+Voir aussi :
+* [[Pb Cluster LVM Err internal cluster locking initialisation failed]]
+* [OCFS2](https://en.wikipedia.org/wiki/OCFS2)
+~~~bash
+/sbin/lvmconf --enable-cluster
+~~~
+ou
+`/etc/lvm/lvm.conf`
+~~~ini
+locking_type = 3
+~~~
+~~~bash
+sed -i -e "s/use_lvmetad \= 1/use_lvmetad \= 0/g" /etc/lvm/lvm.conf
+systemctl stop lvm2-lvmetad.service
+dracut -H -f /boot/initramfs-$(uname -r).img  $(uname -r)
+~~~
+~~~bash
+yum install rgmanager lvm2-cluster gfs2-utils
+mkfs.gfs2 -p lock_dlm -t my_cluster:FSName -j 2 /dev/sdb
+~~~
+`-j 2` \
+**2 journaux** car deux nœuds
+Teste
+~~~bash
+mount -t gfs2 -o locktable="my_cluster:FSName" /dev/sdb /mnt/gfs/
+~~~
+~~~bash
+pcs resource create dlm ocf:pacemaker:controld op monitor interval=30s on-fail=fence clone interleave=true ordered=true
+pcs resource create clvmd ocf:heartbeat:clvm op monitor interval=30s on-fail=fence clone interleave=true ordered=true
+pcs constraint order start dlm-clone then clvmd-clone
+pcs constraint colocation add clvmd-clone with dlm-clone
+~~~
+~~~bash
+pcs resource create clusterfs Filesystem device="/dev/vg_data/lv_test1" directory="/mnt/gfs" fstype="gfs2" "options=noatime" \
+op monitor interval=10s on-fail=fence clone interleave=true
+~~~
+## Pb
+[[Pb Cluster LVM Err internal cluster locking initialisation failed]]
+### Transport endpoint is not connected
+~~~
+mount: mount /dev/sdb on /mnt/gfs failed: Transport endpoint is not connected
+~~~
+Solution
+~~~bash
+systemctl start dlm
+systemctl enable dlm
+~~~