https://wiki.infn.it/ 2026-05-07T11:19:13+00:00 https://wiki.infn.it/ https://wiki.infn.it/_media/wiki/logo.png text/html 2020-02-11T10:14:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/install_and_confihure_ceph-rgw?rev=1581416052&do=diff Install and configure ceph-rgw On the machine where ceph radosgw will be installed: yum clean all yum update useradd ceph-deploy passwd ceph-deploy echo "ceph-deploy ALL = (root) NOPASSWD:ALL" | sudo tee /etc/sudoers.d/ceph-deploy cepl-deploy@ceph-adm key on the node where radosgw will be installed: text/html 2017-06-19T14:51:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/integration_with_openstack_services?rev=1497883917&do=diff Integration with OpenStack services Instructions to integrate Ceph with OpenStack (mitaka version) Install ceph on OpenStack nodes The following instructions need to be done: * On the controller nodes * On all the compute nodes (if ceph will be integrated with Cinder) or only on the compute nodes that will use ceph for the nova ephemeral storage text/html 2020-04-29T09:49:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/replace_a_osd?rev=1588153756&do=diff Replace a OSD Replace a FileStore OSD Let's suppose that osd.27 (device /dev/sdj) is broken. Let's verify that this is a filestore OSD: # ceph osd metadata 27 | grep osd_ob "osd_objectstore": "filestore", Let's suppose that this OSD is using /dev/sdb3 for the journal: text/html 2019-05-14T14:13:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/replace_a_ssd_disk?rev=1557843238&do=diff Replace a SSD disk Replace a SSD disk used as journal for filestore Let's suppose that we need to replace /dev/sdb. This device is used for journal for osd.15 .. osd.19: [root@ceph-osd-02 ~]# ceph-disk list | grep sdb /dev/sdb : /dev/sdb1 ceph journal /dev/sdb2 ceph journal, for /dev/sdh1 /dev/sdb3 ceph journal, for /dev/sdi1 /dev/sdb4 ceph journal, for /dev/sdj1 /dev/sdb5 ceph journal, for /dev/sdk1 /dev/sdb6 ceph journal, for /dev/sdl1 /dev/sdh1 ceph data, active, cluster ceph, osd.… text/html 2019-02-05T13:34:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/slow_requests_debugging?rev=1549373677&do=diff slow requests debugging ceph health detail da` gli OSD problematici. Per debuggare gli OSD problematici: ceph daemon osd.<id> ops da` la coda delle operazioni ---------- ceph daemon osd.3 dump_blocked_ops mostra le operazioni bloccate, es: text/html 2017-12-12T08:23:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.infn.it/progetti/cloud-areapd/ceph/update_from_jewel_to_luminous?rev=1513067026&do=diff Update from Jewel to Luminous Accertarsi che tutti i MON e tutti gli OSD siano up. Accertarsi, con "ceph status', chelo stato sia HEALTH_OK. Poi da ceph-mon-01: ceph osd set sortbitwise Poi sempre da ceph-mon-01: ceph osd set noout Update MON