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-rw-r--r--doc/example.conf.in8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/example.conf.in b/doc/example.conf.in
index f154ca57..cf318553 100644
--- a/doc/example.conf.in
+++ b/doc/example.conf.in
@@ -151,6 +151,14 @@ devices {
# Example: Ignore devices smaller than 2MB (i.e. floppy drives).
# pv_min_size = 2048
pv_min_size = 512
+
+ # Issue discards to an LV's underlying PV(s) when the LV is removed.
+ # Discards inform the storage that a region is no longer in use. If set
+ # to 1, discards will only be issued if both the storage and kernel provide
+ # support. Not all storage will support or benefit from discards but SSDs
+ # or thinly provisioned LUNs generally do.
+ # 1 enables; 0 disables.
+ issue_discards = 0
}
# This section allows you to configure the way in which LVM selects