生活的美妙在于，不知道一下秒是惊艳还是伤神，时光流转，珍惜现在的拥有的时光
全部博文（276）
发布时间：2016-03-13 23:05:25
Ceph clients use the following steps to compute PG IDs.The client inputs the pool ID and the object ID. (e.g., pool = "liverpool" and object-id = "john")CRUSH takes the object ID and hashes it.CRUSH calculates the hash modulo of the number of PGs. (e.g., 58) to .........【阅读全文】
发布时间：2016-03-13 13:56:00
支持selinux在这个ceph版本中,添加了SELinux 策略. 但ceph的SELinux支持默认并没有使用,要使用selinux,安装ceph-selinux包.注意:安装ceph-selinux会造成节点的ceph进程down,所以要注意升级方式.支持缓存服务添加了ceph osd crush tree这条新命令支持修改TCMalloc thread缓存Red Hat Satellite 5与Ceph整合.........【阅读全文】
发布时间：2015-09-17 11:35:18
[talen@ceph_admin mycluster]$ ceph-deploy install ceph_client
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/talen/.cephdeploy.conf
[ceph_deploy.cli][INFO ] Invoked (1.5.28): /bin/ceph-deploy install ceph_client
[ceph_deploy.cli][INFO ] ceph-deploy option.........【阅读全文】
发布时间：2015-09-16 13:54:33
pre.cjk { font-family: "Nimbus Mono L",monospace; }h2.western { font-family: "Liberation Sans",sans-serif; font-size: 16pt; }h2.cjk { font-family: "思源黑体 CN Regular"; font-size: 16pt; }h2.ctl { font-family: "Lohit Devanagari"; font-size: 16pt; }p { margin-bottom: 0.25cm; li.........【阅读全文】
发布时间：2015-09-16 10:22:51
CEPH存储集群(ceph storage cluster)是部署CEPH的基础,主要包括两个部署项目:OSD(object storage deamon)与MON(ceph monitor).
......【阅读全文】
发布时间：2015-09-14 16:10:51
CLUSTER ID不对,后面无法添加MON
[talen@ceph_admin ~]$ ceph quorum_status --format json-pretty
{
"election_epoch": 1,
"quorum": [
0
],
.........【阅读全文】
发布时间：2015-09-14 15:30:23
MDS添加操作
[talen@ceph_admin ~]$ ceph-deploy mds create ceph_monitor
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/talen/.cephdeploy.conf
[ceph_deploy.cli][INFO ] Invoked (1.5.28): /bin/ceph-deploy mds create ceph_monitor
[ceph_deploy.cli][INFO ] .........【阅读全文】
发布时间：2015-09-14 15:28:50
[talen@ceph_admin ~]$ ceph-deploy osd prepare ceph_monitor:/osd
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/talen/.cephdeploy.conf
[ceph_deploy.cli][INFO ] Invoked (1.5.28): /bin/ceph-deploy osd prepare ceph_monitor:/osd
[ceph_deploy.cli][INFO ] ceph-.........【阅读全文】
发布时间：2015-09-14 15:18:20
[talen@ceph_admin ~]$ ceph-deploy -v --username talen purge ceph_admin ceph_node1 ceph_node2 ceph_monitor
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/talen/.cephdeploy.conf
[ceph_deploy.cli][INFO&n.........【阅读全文】
发布时间：2015-09-14 15:13:59
[talen@ceph_admin ~]$ ceph health
2015-09-14 15:11:55.503854 7fdc2297f700 -1 monclient(hunting): ERROR: missing keyring, cannot use cephx for authentication
2015-09-14 15:11:55.503876 7fdc2297f700 0 librados: client.admin initialization error (2) No such file or directory
Err.........【阅读全文】
发布时间：2015-09-14 13:31:59
接上一篇:http://blog.chinaunix.net/uid-21142030-id-5194039.html
为每个OSD NODE添加一块磁盘分区后再进行实验.
[root@ceph_node1 osd]# df
Filesystem .........【阅读全文】
发布时间：2015-09-14 12:08:40
[root@ceph_node1 /]# ceph -w
cluster f35a65ad-1a6a-4e8d-8f7e-cb5f113c0a02
health HEALTH_ERR
64 pgs stale
.........【阅读全文】
发布时间：2015-09-11 11:36:24
[talen@ceph_admin my-cluster]$ ceph-deploy install ceph_admin ceph_node1 ceph_node2 ceph_monitor
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/talen/.cephdeploy.conf
[ceph_deploy.cli][INFO ] Invoked (1.5.26): /bin/ceph-deploy install ceph_admin ceph_node1 ceph_node2.........【阅读全文】
