Hello, What are the methods for checking/monitoring a RAID LV?
The Cpy%Sync field seems promising here: # lvs LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert raid1 test rwi-aor--- 100.00m 100.00 raid6 test rwi-aor--- 108.00m 100.00 # pvs PV VG Fmt Attr PSize PFree /dev/vdb test lvm2 a-- 1020.00m 876.00m /dev/vdc test lvm2 a-- 1020.00m 876.00m /dev/vdd test lvm2 a-- 1020.00m 980.00m /dev/vde test lvm2 a-- 1020.00m 980.00m /dev/vdf test lvm2 a-- 1020.00m 980.00m But testing in a VM by removing a disk does not change the output of lvs: # pvs WARNING: Device for PV S5xFZ7-mLaH-GNQP-ujWh-Zbkt-Ww3u-J0aKUJ not found or rejected by a filter. PV VG Fmt Attr PSize PFree /dev/vdb test lvm2 a-- 1020.00m 876.00m /dev/vdc test lvm2 a-- 1020.00m 876.00m /dev/vdd test lvm2 a-- 1020.00m 980.00m /dev/vde test lvm2 a-- 1020.00m 980.00m unknown device test lvm2 a-m 1020.00m 980.00m # lvs WARNING: Device for PV S5xFZ7-mLaH-GNQP-ujWh-Zbkt-Ww3u-J0aKUJ not found or rejected by a filter. LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert raid1 test rwi-aor--- 100.00m 100.00 raid6 test rwi-aor-p- 108.00m 100.00 My end goal is to write a nagios check to monitor for disk failures. Thanks, Steve
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