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authorLars Ellenberg <lars.ellenberg@linbit.com>2010-08-11 17:40:24 -0400
committerPhilipp Reisner <philipp.reisner@linbit.com>2010-10-14 12:38:20 -0400
commit0f0601f4ea2f53cfd8bcae060fb03d9bbde070ec (patch)
tree42bcbd8edf48c9cee526893108cc69b4918a9f64 /include/linux/drbd_nl.h
parent80a40e439e5a3f30b0a6210a1add6d7c33392e54 (diff)
drbd: new configuration parameter c-min-rate
We now track the data rate of locally submitted resync related requests, and can thus detect non-resync activity on the lower level device. If the current sync rate is above c-min-rate, and the lower level device appears to be busy, we throttle the resyncer. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'include/linux/drbd_nl.h')
-rw-r--r--include/linux/drbd_nl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h
index e23683c87ca1..ade91107c9a5 100644
--- a/include/linux/drbd_nl.h
+++ b/include/linux/drbd_nl.h
@@ -92,6 +92,7 @@ NL_PACKET(syncer_conf, 8,
92 NL_INTEGER( 77, T_MAY_IGNORE, c_delay_target) 92 NL_INTEGER( 77, T_MAY_IGNORE, c_delay_target)
93 NL_INTEGER( 78, T_MAY_IGNORE, c_fill_target) 93 NL_INTEGER( 78, T_MAY_IGNORE, c_fill_target)
94 NL_INTEGER( 79, T_MAY_IGNORE, c_max_rate) 94 NL_INTEGER( 79, T_MAY_IGNORE, c_max_rate)
95 NL_INTEGER( 80, T_MAY_IGNORE, c_min_rate)
95) 96)
96 97
97NL_PACKET(invalidate, 9, ) 98NL_PACKET(invalidate, 9, )