NDCTL-START-SCRUB(1) ndctl Manual NDCTL-START-SCRUB(1) (NAME) ndctl-start-scrub - (ARS) (SYNOPSIS) ndctl start-scrub [ ... ] [] (DESCRIPTION) NVDIMM ( Address Range Scrub) . . sysfs (scrub) "1\n" ARS . ndctl start-scrub ARS . (EXAMPLES) nvdimm . json ARS . # ndctl start-scrub [ { "provider":"nfit_test.1", "dev":"ndbus3", "scrub_state":"active" }, { "provider":"nfit_test.0", "dev":"ndbus2", "scrub_state":"active" } ] ARS . # ndctl start-scrub e820 error starting scrub: Operation not supported (OPTIONS) -v, --verbose ARS (COPYRIGHT) (C) 2016 - 2022 Intel Corporation. GPLv2: GPL . : . . (SEE ALSO) ndctl-wait-scrub(1), ACPI 6.2 Specification Section 9.20.7.2 Address Range Scrubbing (ARS) Overview ndctl 2026-06-30 NDCTL-START-SCRUB(1)