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i use drbd8.3.0<BR>
i also met such problem.<BR>
<BR>
I used msync linux api (sync mode) to write on primary node.<BR>
And also it blocks at this case.<BR>
<BR>
regards,<BR>
edward.<BR> <BR>> Date: Fri, 13 Nov 2009 15:11:55 +0800<BR>> From: KapilKumar.Jain@Emerson.com<BR>> To: drbd-user@lists.linbit.com<BR>> Subject: [DRBD-user] kernel: drbd0: Got NegAck packet. Peer is in troubles?<BR>> <BR>> Hi All,<BR>> <BR>> I got following messages while DHCP is writing to dhcp.leases file, this<BR>> file & dhcpd.conf resides in drdb replicated partition.<BR>> kernel: drbd0: Got NegAck packet. Peer is in troubles?<BR>> <BR>> After that DHCP is blocked. <BR>> <BR>> I am using drbd version - v0.7.21 & I can not upgrade to latest version.<BR>> <BR>> DRBD configuration from /etc/drbd.conf :<BR>> <BR>> resource r0 {<BR>> <BR>> protocol C;<BR>> startup {<BR>> wfc-timeout 1;<BR>> degr-wfc-timeout 1;<BR>> }<BR>> disk {<BR>> on-io-error pass_on;<BR>> }<BR>> net {<BR>> timeout 60; # 1 seconds (unit = 0.1 seconds)<BR>> connect-int 8; # 2 seconds (unit = 1 second)<BR>> ping-int 8; # 2 seconds (unit = 1 second)<BR>> max-buffers 2048;<BR>> ko-count 4;<BR>> on-disconnect reconnect;<BR>> }<BR>> syncer {<BR>> rate 16M;<BR>> group 2;<BR>> al-extents 257;<BR>> }<BR>> on host1 {<BR>> device /dev/drbd0;<BR>> disk /dev/hde8;<BR>> address 192.168.xx.x:7788;<BR>> meta-disk /dev/hde10[0];<BR>> }<BR>> <BR>> on HOST_NAME_REMOTE {<BR>> device /dev/drbd0;<BR>> disk /dev/hde8;<BR>> address 192.168.xx.x:7788;<BR>> meta-disk /dev/hde10[0];<BR>> }<BR>> }<BR>> <BR>> Where I should look to resolve the issue? <BR>> <BR>> a) DHCP side which might writing in blocking mode. <BR>> <BR>> b) DRBD side which might not sending proper error code to the upper<BR>> levels from lower level.<BR>> <BR>> Thanks in advance.<BR>> <BR>> Regards,<BR>> Kapil<BR>> _______________________________________________<BR>> drbd-user mailing list<BR>> drbd-user@lists.linbit.com<BR>> http://lists.linbit.com/mailman/listinfo/drbd-user<BR> <br /><hr />Keep your friends updated¡ª <a href='http://www.microsoft.com/middleeast/windows/windowslive/see-it-in-action/social-network-basics.aspx?ocid=PID23461::T:WLMTAGL:ON:WL:en-xm:SI_SB_5:092010' target='_new'>even when you¡¯re not signed in.</a></body>
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