On 08/27/12 18:37, Dongsu Park wrote:
while testing ib_srp based on your srp-ha,
we sometimes hit kernel crashes with the call trace below.
How to reproduce:
0. Kernel 3.2.15 with SCST v4193 on the target,
Kernel 3.2.8 with ib_srp-ha on the initiator.
1. Configure 500+ vdisks on
Hi Bart,
On 28.08.2012 10:04, Bart Van Assche wrote:
On 08/27/12 18:37, Dongsu Park wrote:
while testing ib_srp based on your srp-ha,
we sometimes hit kernel crashes with the call trace below.
How to reproduce:
0. Kernel 3.2.15 with SCST v4193 on the target,
Kernel 3.2.8 with
On 08/28/12 12:25, Dongsu Park wrote:
By the way, as long as I've observed today, the crash occurs only if
rport_dev_loss_timedout() is called. It means, without device loss,
a simple rport_delete does not make any crash.
Is that probably because arguments to pr_err() are accessing to
Hello all
I was wondering if anyone could shed some light about what kind
conditions might cause ibv_modify_qp to IBV_QPS_ERR to return EAGAIN?
The error occurred on a QP that probably already had some work
completions for requests that failed. I've only seen it happen once in
about 3 months, so
On Mon, Aug 13, 2012 at 5:27 PM, Tzahi Oved tza...@mellanox.com wrote:
Sean – thanks for the feedback.
Reg the XRC semantics and object model:
Sean,
Can you let us know your thoughts here?
Or.
- XRC domain object allows many to many mappings where multiple XRC
TGT QPs and multiple XRC SRQs
Can you let us know your thoughts here?
I understand the purpose behind TSS/RSS. I'm not fond of making verbs more
complex, but I haven't come up with anything that's really simpler. Tzahi's
response addressed my main concerns.
Is there a compelling reason for ever exposing this feature to
Signed-off-by: Hal Rosenstock h...@mellanox.com
---
diff --git a/opensm/osm_sw_info_rcv.c b/opensm/osm_sw_info_rcv.c
index 84e7fe0..122af89 100644
--- a/opensm/osm_sw_info_rcv.c
+++ b/opensm/osm_sw_info_rcv.c
@@ -378,7 +378,7 @@ void osm_si_rcv_process(IN void *context, IN void *data)
I was wondering if anyone could shed some light about what kind
conditions might cause ibv_modify_qp to IBV_QPS_ERR to return EAGAIN?
The error occurred on a QP that probably already had some work
completions for requests that failed. I've only seen it happen once in
about 3 months, so
$ ./examples/rstream -s 10.30.3.2 -S all
name bytes xfers iters total time Gb/secusec/xfer
16k_lat 16k 1 10k 312m0.52s 5.06 25.93
24k_lat 24k 1 10k 468m0.82s 4.79 41.08
32k_lat 32k 1 10k
On Tue, Aug 28, 2012 at 9:07 PM, Hefty, Sean sean.he...@intel.com wrote:
Can you let us know your thoughts here?
I understand the purpose behind TSS/RSS. I'm not fond of making verbs
more complex, but I haven't come up with anything that's really simpler.
Tzahi's response addressed my main
I'm not sure if I have to say sorry for the noise or not but it seems
that the issue was just an NUMA issue!
My system is a 2 node NUMA system and the IB board is attached on NODE 0.
Not performing any cpu/mem affinity it seems the code runs on the
worst node, always!
Without affinity ( I did run
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