From: Thomas Lamprecht Date: Wed, 6 Nov 2019 17:59:25 +0000 (+0100) Subject: ceph: add a bit to Scrub X-Git-Url: https://git.proxmox.com/?p=pve-docs.git;a=commitdiff_plain;h=b16f8c5f153577204f9fee95e2f22665aaf61f82 ceph: add a bit to Scrub Signed-off-by: Thomas Lamprecht --- diff --git a/pveceph.adoc b/pveceph.adoc index 4edfe4b..ef257ac 100644 --- a/pveceph.adoc +++ b/pveceph.adoc @@ -771,10 +771,10 @@ Scrub & Deep Scrub ~~~~~~~~~~~~~~~~~~ Ceph ensures data integrity by 'scrubbing' placement groups. Ceph checks every object in a PG for its health. There are two forms of Scrubbing, daily -(metadata compare) and weekly. The weekly reads the objects and uses checksums -to ensure data integrity. If a running scrub interferes with business needs, -you can adjust the time when scrubs footnote:[Ceph scrubbing -https://docs.ceph.com/docs/{ceph_codename}/rados/configuration/osd-config-ref/#scrubbing] +cheap metadata checks and weekly deep data checks. The weekly deep scrub reads +the objects and uses checksums to ensure data integrity. If a running scrub +interferes with business (performance) needs, you can adjust the time when +scrubs footnote:[Ceph scrubbing https://docs.ceph.com/docs/{ceph_codename}/rados/configuration/osd-config-ref/#scrubbing] are executed.