pd: set madvdontneed=1 to shrink RSS after GC (#2019)

pingcap · Nov 22, 2022 · d89a525 · d89a525
1 parent a6ebf00
commit d89a525
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/embed/templates/scripts/run_pd.sh.tpl b/embed/templates/scripts/run_pd.sh.tpl
@@ -18,9 +18,9 @@ cd "${DEPLOY_DIR}" || exit 1
 {{- end}}
 
 {{- if .NumaNode}}
-exec numactl --cpunodebind={{.NumaNode}} --membind={{.NumaNode}} bin/pd-server \
+exec numactl --cpunodebind={{.NumaNode}} --membind={{.NumaNode}} env GODEBUG=madvdontneed=1 bin/pd-server \
 {{- else}}
-exec bin/pd-server \
+exec env GODEBUG=madvdontneed=1 bin/pd-server \
 {{- end}}
     --name="{{.Name}}" \
     --client-urls="{{.Scheme}}://{{.ListenHost}}:{{.ClientPort}}" \

diff --git a/embed/templates/scripts/run_pd_scale.sh.tpl b/embed/templates/scripts/run_pd_scale.sh.tpl
@@ -18,9 +18,9 @@ cd "${DEPLOY_DIR}" || exit 1
 {{- end}}
 
 {{- if .NumaNode}}
-exec numactl --cpunodebind={{.NumaNode}} --membind={{.NumaNode}} bin/pd-server \
+exec numactl --cpunodebind={{.NumaNode}} --membind={{.NumaNode}} env GODEBUG=madvdontneed=1 bin/pd-server \
 {{- else}}
-exec bin/pd-server \
+exec env GODEBUG=madvdontneed=1 bin/pd-server \
 {{- end}}
     --name="{{.Name}}" \
     --client-urls="{{.Scheme}}://{{.ListenHost}}:{{.ClientPort}}" \