diff options
| author | Philipp Reisner <philipp.reisner@linbit.com> | 2010-05-04 11:12:00 +0200 |
|---|---|---|
| committer | Philipp Reisner <philipp.reisner@linbit.com> | 2010-05-18 01:25:00 +0200 |
| commit | 67c7ddd055c794f0d8e9466ca2d6b5cc0b73d4df (patch) | |
| tree | c68ceb828b3677a7d68eb7065790e8d957d973c1 /include | |
| parent | 7237bc430f49de1145d761c4b39f2ebae58842d5 (diff) | |
drbd: Four new configuration settings for resync speed control
To reasonably control resync speed over drbd-proxy connections,
drbd has to measure the current delay of packets transmitted over
the (possibly congested) data socket vs the meta-data socket.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/drbd_limits.h | 16 | ||||
| -rw-r--r-- | include/linux/drbd_nl.h | 4 |
2 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h index 51f47a586ad8..440b42e38e89 100644 --- a/include/linux/drbd_limits.h +++ b/include/linux/drbd_limits.h @@ -133,5 +133,21 @@ #define DRBD_MAX_BIO_BVECS_MAX 128 #define DRBD_MAX_BIO_BVECS_DEF 0 +#define DRBD_DP_VOLUME_MIN 4 +#define DRBD_DP_VOLUME_MAX 1048576 +#define DRBD_DP_VOLUME_DEF 16384 + +#define DRBD_DP_INTERVAL_MIN 1 +#define DRBD_DP_INTERVAL_MAX 600 +#define DRBD_DP_INTERVAL_DEF 5 + +#define DRBD_RS_THROTTLE_TH_MIN 1 +#define DRBD_RS_THROTTLE_TH_MAX 600 +#define DRBD_RS_THROTTLE_TH_DEF 20 + +#define DRBD_RS_HOLD_OFF_TH_MIN 1 +#define DRBD_RS_HOLD_OFF_TH_MAX 6000 +#define DRBD_RS_HOLD_OFF_TH_DEF 100 + #undef RANGE #endif diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h index de055c07c2ba..ce77a746fc9d 100644 --- a/include/linux/drbd_nl.h +++ b/include/linux/drbd_nl.h @@ -78,6 +78,10 @@ NL_PACKET(syncer_conf, 8, NL_INTEGER( 30, T_MAY_IGNORE, rate) NL_INTEGER( 31, T_MAY_IGNORE, after) NL_INTEGER( 32, T_MAY_IGNORE, al_extents) + NL_INTEGER( 71, T_MAY_IGNORE, dp_volume) + NL_INTEGER( 72, T_MAY_IGNORE, dp_interval) + NL_INTEGER( 73, T_MAY_IGNORE, throttle_th) + NL_INTEGER( 74, T_MAY_IGNORE, hold_off_th) NL_STRING( 52, T_MAY_IGNORE, verify_alg, SHARED_SECRET_MAX) NL_STRING( 51, T_MAY_IGNORE, cpu_mask, 32) NL_STRING( 64, T_MAY_IGNORE, csums_alg, SHARED_SECRET_MAX) |