[openib-general] [SDP] having moving data on ttcp.aio connection

[Tom Duffy]

Has anybody seen this type of error when doing SDP?

 ERR: : VMA lock <508000:65536> error <-12> <16:0:8>
WARN: <1> <0404:2480> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <51c000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <530000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <544000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <558000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <56c000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <580000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <594000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <5a8000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <5bc000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <5d0000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <5e4000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <5f8000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <60c000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <620000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <634000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <648000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <65c000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <670000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
 ERR: : VMA lock <684000:65536> error <-12> <16:0:8>
WARN: <1> <050e:11b1> Error <-12> IOCB lock <65536:0>
WARN: <1> <ff01:3b01> CM state <0> event <9> error <-2>

ttcp reports:

[root at sins-stinger-10 ~]# ./ttcp -r -l 65536 -a 20
ttcp-r: buflen = 65536 nbuf = 0 align = 16384/0 port = 5001
ttcp-r: socket
ttcp-r: accept from 192.168.0.26
ttcp-r: Event error <-12> <5275648>
ttcp-r: 0 bytes in 2.50 real seconds = 0.00 Mbit/sec +++
ttcp-r: 2 I/O calls, usec/call = 1248114.00, calls/sec = 0.80
ttcp-r: user: 0 sys: 41994 total: 41994 real: 2496228 (microseconds)

[root at flopteron2 ~]# ./ttcp -t -l 65536 -n 100000 -a 20 192.168.0.233
ttcp-t: buflen = 65536 nbuf = 100000 align = 16384/0 port = 5001
192.168.0.233
ttcp-t: socket
ttcp-t: connect
ttcp-t: Event error <-12> <5275648>
ttcp-t: 0 bytes in 2.56 real seconds = 0.00 Mbit/sec +++
ttcp-t: 2 I/O calls, usec/call = 1282312.00, calls/sec = 0.78
ttcp-t: user: 0 sys: 42993 total: 42993 real: 2564624 (microseconds)

BTW, this with both ends on 2.6.11 with stock openib revision 2214, not
my modified 2.6.12-rc3 version.  Also, I am using opensm for my SM (back
to back configuration).

-tduffy
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