[DRBD-user] DRBD Data Replication Problem in network failure

balaji sunder balaji_270982 at yahoo.co.in
Tue May 15 15:31:40 CEST 2007

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


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



       
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