dwsc:cache
Differences
This shows you the differences between two versions of the page.
|
dwsc:cache [2013/03/04 21:28] efpe |
dwsc:cache [2013/04/15 23:11] (current) efpe |
||
|---|---|---|---|
| Line 2: | Line 2: | ||
| ==== Disk cache concepct ==== | ==== Disk cache concepct ==== | ||
| - | Creating a block device which can be used as cache for Vide On Demand streaming. | + | Creating a block device which can be used as cache for Video On Demand streaming. |
| ==== Disk cache create ==== | ==== Disk cache create ==== | ||
| * van-e ures disk (ha igen, mennyi)? | * van-e ures disk (ha igen, mennyi)? | ||
| - | * ha nem ures, raid van-e rajta? | + | * ha nem ures, lvm van-e rajta? |
| - | * ha nem ures es raid van rajta, ossze tudjuk-e allitani? | + | * ha nem ures es lvm van rajta, ossze tudjuk-e allitani? |
| - | * ha nem ures es a raid osszeallt, van-e hasznalhato fs rajta? | + | * ha nem ures es az lvm osszeallt, van-e hasznalhato fs rajta? |
| - | * ha nem ures es a raid osszeallt es van hasznalhato fs mountoljuk. | + | * ha nem ures es az lvm osszeallt es van hasznalhato fs mountoljuk. |
| - | * ha ures es 2 disk vagy tobb disk elerheto, az optimalis sw raid level krealas (ha be van kapcsolva az opcio) | + | * ha ures es 2 disk vagy tobb disk elerheto, lvm krealas (ha be van kapcsolva az opcio) |
| - | * ha ures es kesz a raid vagy nem kell, akkor fs krealas | + | * ha ures es kesz az lvm vagy nem kell, akkor fs krealas |
| - | * ha ures es kesz a raid vagy nem kell es kesz az fs, akkor mountoljuk. | + | * ha ures es kesz az lvm vagy nem kell es kesz az fs, akkor mountoljuk. |
| Flashcache?? | Flashcache?? | ||
| + | |||
| + | ==== Method ==== | ||
| + | |||
| + | <code> | ||
| + | for i in $(lsscsi |awk '{print $NF}'); do if ! echo $(file -Lbs $i) |grep -qc partition; then echo $i; fi; done; | ||
| + | </code> | ||
| + | |||
| + | sfdisk partition map: | ||
| + | <code># partition table of /dev/sda | ||
| + | unit: sectors | ||
| + | |||
| + | /dev/sda1 : start= 2048, size=976771120, Id=fd | ||
| + | /dev/sda2 : start= 0, size= 0, Id= 0 | ||
| + | /dev/sda3 : start= 0, size= 0, Id= 0 | ||
| + | /dev/sda4 : start= 0, size= 0, Id= 0 | ||
| + | </code> | ||
| + | haraidolnank: | ||
| + | <code> | ||
| + | mdadm -C /dev/md0 -l 1 -n 2 /dev/sda1 /dev/sdb1 | ||
| + | mkfs.ext4 /dev/md0 (vagy mas) | ||
| + | mount -o noatime,nobarrier /dev/md0 /srv/cache | ||
| + | </code> | ||
| - | for i in $(lsscsi |awk '{print $NF}'); do if ! echo $(file -Lbs $i) |grep -qc ext3; then echo $i; fi; done; | ||
dwsc/cache.1362428929.txt.gz · Last modified: 2013/03/04 21:28 by efpe
Page Tools
Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 3.0 Unported
