On Sat, Jan 5, 2013 at 4:58 PM, Wiktor Niesiobedzki <b...@vink.pl> wrote: > Hi, > > Can anyone with access to Atom D525 processor can do a performance check for > me: > # kldload geom_eli > # kldload geom_zero > # sysctl kern.geom.zero.clear=0 > # geli onetime -s 4096 -l 256 -e aes-cbc gzero > # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 > # geli kill gzero > # geli onetime -s 4096 -l 256 -e aes-xts gzero > # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 > > I'm interested in dd outputs ofcourse. I would like to compare this to > VIA Esther processor 1000MHz, which has padlock AES accelerator. > > My results are: > > AES-CBC: > 4294967296 bytes transferred in 31.805894 secs (135036836 bytes/sec) > > AES-XTS: > 4294967296 bytes transferred in 765.232668 secs (5612629 bytes/sec) > > > Anyone can provide the results for Atom D525?
FreeBSD 9.0-RELEASE-p1 amd64: CPU: Intel(R) Atom(TM) CPU D525 @ 1.80GHz (1800.04-MHz K8-class CPU) Origin = "GenuineIntel" Id = 0x106ca Family = 6 Model = 1c Stepping = 10 Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> Features2=0x40e31d<SSE3,DTES64,MON,DS_CPL,TM2,SSSE3,CX16,xTPR,PDCM,MOVBE> AMD Features=0x20100800<SYSCALL,NX,LM> AMD Features2=0x1<LAHF> TSC: P-state invariant, performance statistics # sysctl kern.geom.zero.clear=0 kern.geom.zero.clear: 1 -> 0 # geli onetime -s 4096 -l 256 -e aes-cbc gzero # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 192.024101 secs (22366814 bytes/sec) # geli kill gzero # geli onetime -s 4096 -l 256 -e aes-xts gzero # dd if=/dev/gzero.eli of=/dev/null bs=1m count=4096 4096+0 records in 4096+0 records out 4294967296 bytes transferred in 232.956895 secs (18436747 bytes/sec) - Max _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
