Dear all,<br> <br> My Current PC Details and Log Messages <br> <br> 1. RHEL 4 Update 3 OS ( 2.6.9-34.EL Kernel) <br> 2. DRBD 8.0.0 Version <br> 3. I am attached My DRBD Configurations file on this mail<br> 4. Data Replication is Done when i am unplugged and Plugged Ethernet Cable from PC2 <br> <br> Data Replication Log Messages From PC1<br> <br> May 15 17:44:09 PC1 kernel: drbd1: PingAck did not arrive in time.<br> May 15 17:44:09 PC1 kernel: drbd1: peer( Secondary -> Unknown ) conn( Connected -> NetworkFailure ) pdsk( UpToDate -> DUnknown )<br> May 15 17:44:09 PC1 kernel: drbd1: Creating new current UUID<br> May 15 17:44:09 PC1 kernel: drbd1: asender terminated<br> May 15 17:44:09 PC1 kernel: drbd1: short read expecting header on sock: r=-512<br> May 15 17:44:09 PC1 kernel: drbd1: tl_clear()<br> May 15 17:44:09 PC1 kernel: drbd1: Connection closed<br> May 15 17:44:09 PC1 kernel: drbd1: Writing meta data super block now.<br> May 15 17:44:09 PC1 kernel: drbd1:
conn( NetworkFailure -> Unconnected )<br> May 15 17:44:09 PC1 kernel: drbd1: receiver terminated<br> May 15 17:44:09 PC1 kernel: drbd1: receiver (re)started<br> May 15 17:44:09 PC1 kernel: drbd1: conn( Unconnected -> WFConnection )<br> May 15 17:44:12 PC1 kernel: drbd0: PingAck did not arrive in time.<br> May 15 17:44:12 PC1 kernel: drbd0: peer( Secondary -> Unknown ) conn( Connected -> NetworkFailure ) pdsk( UpToDate -> DUnknown )<br> May 15 17:44:12 PC1 kernel: drbd0: Creating new current UUID<br> May 15 17:44:12 PC1 kernel: drbd0: asender terminated<br> May 15 17:44:12 PC1 kernel: drbd0: short read expecting header on sock: r=-512<br> May 15 17:44:12 PC1 kernel: drbd0: tl_clear()<br> May 15 17:44:12 PC1 kernel: drbd0: Connection closed<br> May 15 17:44:12 PC1 kernel: drbd0: Writing meta data super block now.<br> May 15 17:44:13 PC1 kernel: drbd0: conn( NetworkFailure -> Unconnected )<br> May 15 17:44:13 PC1 kernel: drbd0: receiver terminated<br> May 15
17:44:13 PC1 kernel: drbd0: receiver (re)started<br> May 15 17:44:13 PC1 kernel: drbd0: conn( Unconnected -> WFConnection )<br> May 15 17:45:21 PC1 kernel: drbd1: conn( WFConnection -> WFReportParams )<br> May 15 17:45:21 PC1 kernel: drbd0: conn( WFConnection -> WFReportParams )<br> May 15 17:45:21 PC1 kernel: drbd1: Handshake successful: DRBD Network Protocol version 86<br> May 15 17:45:21 PC1 kernel: drbd0: Handshake successful: DRBD Network Protocol version 86<br> May 15 17:45:21 PC1 kernel: drbd1: peer( Unknown -> Secondary ) conn( WFReportParams -> WFBitMapS ) pdsk( DUnknown -> UpToDate )<br> May 15 17:45:21 PC1 kernel: drbd0: peer( Unknown -> Secondary ) conn( WFReportParams -> WFBitMapS ) pdsk( DUnknown -> UpToDate )<br> May 15 17:45:21 PC1 kernel: drbd0: Writing meta data super block now.<br> May 15 17:45:21 PC1 kernel: drbd1: Writing meta data super block now.<br> May 15 17:45:21 PC1 kernel: drbd0: conn( WFBitMapS -> SyncSource )
pdsk( UpToDate -> Inconsistent )<br> May 15 17:45:21 PC1 kernel: drbd0: Began resync as SyncSource (will sync 0 KB [0 bits set]).<br> May 15 17:45:21 PC1 kernel: drbd0: Resync done (total 1 sec; paused 0 sec; 0 K/sec)<br> May 15 17:45:21 PC1 kernel: drbd0: conn( SyncSource -> Connected ) pdsk( Inconsistent -> UpToDate )<br> May 15 17:45:21 PC1 kernel: drbd0: Writing meta data super block now.<br> May 15 17:45:21 PC1 kernel: drbd1: conn( WFBitMapS -> SyncSource ) pdsk( UpToDate -> Inconsistent )<br> May 15 17:45:21 PC1 kernel: drbd0: aftr_isp( 0 -> 1 )<br> May 15 17:45:21 PC1 kernel: drbd1: Began resync as SyncSource (will sync 0 KB [0 bits set]).<br> May 15 17:45:21 PC1 kernel: drbd1: Resync done (total 1 sec; paused 0 sec; 0 K/sec)<br> May 15 17:45:21 PC1 kernel: drbd1: conn( SyncSource -> Connected ) pdsk( Inconsistent -> UpToDate )<br> May 15 17:45:21 PC1 kernel: drbd0: aftr_isp( 1 -> 0 )<br> May 15 17:45:21 PC1 kernel: drbd1: Writing meta
data super block now.<br> <br> 5. When Data Replication is not occur es on service network stop and start<br> <br> Data Replication Problem Log Messages from PC1<br> <br> May 15 17:47:01 PC1 kernel: drbd0: PingAck did not arrive in time.<br> May 15 17:47:01 PC1 kernel: drbd0: peer( Secondary -> Unknown ) conn( Connected -> NetworkFailure ) pdsk( UpToDate -> DUnknown )<br> May 15 17:47:01 PC1 kernel: drbd0: Creating new current UUID<br> May 15 17:47:01 PC1 kernel: drbd0: asender terminated<br> May 15 17:47:01 PC1 kernel: drbd0: short read expecting header on sock: r=-512<br> May 15 17:47:01 PC1 kernel: drbd0: tl_clear()<br> May 15 17:47:01 PC1 kernel: drbd0: Connection closed<br> May 15 17:47:01 PC1 kernel: drbd0: Writing meta data super block now.<br> May 15 17:47:01 PC1 kernel: drbd0: conn( NetworkFailure -> Unconnected )<br> May 15 17:47:01 PC1 kernel: drbd0: receiver terminated<br> May 15 17:47:01 PC1 kernel: drbd0: receiver (re)started<br> May 15 17:47:01
PC1 kernel: drbd0: conn( Unconnected -> WFConnection )<br> May 15 17:47:01 PC1 kernel: drbd1: PingAck did not arrive in time.<br> May 15 17:47:01 PC1 kernel: drbd1: peer( Secondary -> Unknown ) conn( Connected -> NetworkFailure ) pdsk( UpToDate -> DUnknown )<br> May 15 17:47:01 PC1 kernel: drbd1: Creating new current UUID<br> May 15 17:47:01 PC1 kernel: drbd1: asender terminated<br> May 15 17:47:01 PC1 kernel: drbd1: short read expecting header on sock: r=-512<br> May 15 17:47:01 PC1 kernel: drbd1: tl_clear()<br> May 15 17:47:01 PC1 kernel: drbd1: Connection closed<br> May 15 17:47:01 PC1 kernel: drbd1: Writing meta data super block now.<br> May 15 17:47:01 PC1 kernel: drbd1: conn( NetworkFailure -> Unconnected )<br> May 15 17:47:01 PC1 kernel: drbd1: receiver terminated<br> May 15 17:47:01 PC1 kernel: drbd1: receiver (re)started<br> May 15 17:47:01 PC1 kernel: drbd1: conn( Unconnected -> WFConnection )<br> <br> 6. I need the information for difference
between the Ethernet cable unplugged and Plugged and Service network stop and start <br> <br> Please Help me to solve the Data Replication Problem on service network stop and service network start<br> <br> Please Reply for this mail<br> <br> <br> Regard's<br> S.Balaji<br><BR><BR><p> 
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