Antw: Re: DataDigest in Open-iSCSI

2012-08-13 Thread Ulrich Windl
Hi Mike! Considering modern machines with 4-9 GB/s memory throughput (without cache), I wonder whether that memcpy() is really significant in a 1Gb network (i.e. 100MB/s) environment (for example). I can remember some discussions on HPFS (the OS/2 filesystem) where developers said it's

DataDigest in Open-iSCSI

2012-08-10 Thread js19159
and this group, but didn't find any reference. However, HeaderDigest are enabled and working properly, but I need DataDigest too. If Open-iSCSI doesn't support DataDigest, can you recommend me some other Linux/Open Source-based iSCSI Initiator? Grealty appreciate your help, J -- You received

Re: DataDigest in Open-iSCSI

2012-08-10 Thread Mike Christie
On 08/10/2012 03:08 AM, js19...@gmail.com wrote: Hi everyone, I have been setting up Open-iSCSI Initiator in order to measure its throughput and find out its bottlenecks for my research. I was trying to One of the major bottlenecks is the memcpy that is done in the recv path. See the