services:vpshosts
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| Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
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services:vpshosts [2017/02/22 20:38] dgalloway |
services:vpshosts [2017/03/16 18:33] dgalloway |
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| ==== Setting up a VPSHOST from scratch ==== | ==== Setting up a VPSHOST from scratch ==== | ||
| **NOTE:** This has been adapted to be applicable for 4 VPSes and disks per host. | **NOTE:** This has been adapted to be applicable for 4 VPSes and disks per host. | ||
| + | |||
| + | If setting up a host as a new or replacement VPSHOST, be sure to update your libvirt config. See http://docs.ceph.com/teuthology/docs/downburst_vms.html#vps-hosts. | ||
| + | |||
| + | If you install the machine using a ''-stock'' cobbler profile, you'll need to run the common role as well. | ||
| <code> | <code> | ||
| - | apt-get install xfsprogs | + | apt-get install xfsprogs vim |
| # Determine the first and last VPS number by reading the VPSHOST's description in the lock db | # Determine the first and last VPS number by reading the VPSHOST's description in the lock db | ||
| Line 30: | Line 34: | ||
| for disk in sd{b..d}; do mkfs -t xfs -f /dev/$disk; done | for disk in sd{b..d}; do mkfs -t xfs -f /dev/$disk; done | ||
| - | # num should be second VPM | + | ## Not really needed if next task and `mount -s` succeeds |
| + | # $num should be second VPM | ||
| num=51; for disk in sd{b..d}; do mount /dev/$disk /srv/libvirtpool/vpm0$num; let num=num+2; done | num=51; for disk in sd{b..d}; do mount /dev/$disk /srv/libvirtpool/vpm0$num; let num=num+2; done | ||
| # OR if VPM$num is >= 100, | # OR if VPM$num is >= 100, | ||
| num=101; for disk in sd{b..d}; do mount /dev/$disk /srv/libvirtpool/vpm$num; let num=num+2; done | num=101; for disk in sd{b..d}; do mount /dev/$disk /srv/libvirtpool/vpm$num; let num=num+2; done | ||
| + | # $num should be second VPM | ||
| num=51; for disk in sd{b..d}; do echo -e "UUID=$(blkid -s UUID -o value /dev/$disk)\t/srv/libvirtpool/vpm0$num\txfs\tdefaults,noatime,nodiratime,nobarrier,inode64,logbufs=8,logbsize=256k,largeio\t0\t0"; let num=num+2; done >> /etc/fstab | num=51; for disk in sd{b..d}; do echo -e "UUID=$(blkid -s UUID -o value /dev/$disk)\t/srv/libvirtpool/vpm0$num\txfs\tdefaults,noatime,nodiratime,nobarrier,inode64,logbufs=8,logbsize=256k,largeio\t0\t0"; let num=num+2; done >> /etc/fstab | ||
| # OR if VPM$num is >= 100, | # OR if VPM$num is >= 100, | ||
services/vpshosts.txt · Last modified: 2017/08/15 22:46 by djgalloway
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