Quote Originally Posted by Oleg
Launch epi_ttcp and measure it.
CPU as seems is too slow to give you more...
Below are ttcp performance tests for the WL-HDD:
(The 192.168.1.123 is a Knoppix linux box)

Transferring 16MB data (mostly kernel space, everything is cached):
Code:
# epi_ttcp -t -s -v -u 192.168.1.123
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5010
ttcp-t: start time Fri Oct 29 17:13:56 2004
ttcp-t: File-Descriptor 0x3 Opened
sockbufsize=32767,
# udp sender -> 192.168.1.123 #
ttcp-t: 16777216 bytes in 4.753009 real seconds = 3.366 MB/sec +++
ttcp-t: 16777216 bytes in 4.760000 cpu  seconds = 3.361 MB/cpu sec
ttcp-t: 2054 I/O calls, 2.314 msec(real)/call, 2.317 msec(cpu)/call
ttcp-t: 0.050000user 4.710000sys 0:04real 100.1% 0i+0d 0maxrss 1+0pf 0+0csw
ttcp-t: buffer address 0x10004000
ttcp-t: File-Descriptor  fd 0x3 Closed
ttcp done.
transferring firmware image (wait cycles are added by slow flash)
Code:
# epi_ttcp -t -v -u 192.168.1.123 < /dev/mtdblock/1
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5010
ttcp-t: start time Fri Oct 29 16:50:06 2004
ttcp-t: File-Descriptor 0x3 Opened
sockbufsize=32767,
# udp sender -> 192.168.1.123 #
ttcp-t: 3867096 bytes in 2.346390 real seconds = 1.572 MB/sec +++
ttcp-t: 3867096 bytes in 1.350000 cpu  seconds = 2.732 MB/cpu sec
ttcp-t: 478 I/O calls, 4.909 msec(real)/call, 2.824 msec(cpu)/call
ttcp-t: 0.000000user 1.350000sys 0:02real 57.5% 0i+0d 0maxrss 1+0pf 0+0csw
ttcp-t: buffer address 0x10004000
ttcp-t: File-Descriptor  fd 0x3 Closed
ttcp done.

Transferring a 47MB big file from harddisk (Samba 2.0.7)
Code:
# epi_ttcp -t -v -u 192.168.1.123 < /tmp/harddisk/part1/Movies/ML.ts
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5010
ttcp-t: start time Fri Oct 29 17:09:45 2004
ttcp-t: File-Descriptor 0x3 Opened
sockbufsize=32767,
# udp sender -> 192.168.1.123 #
ttcp-t: 49006302 bytes in 19.605465 real seconds = 2.384 MB/sec +++
ttcp-t: 49006302 bytes in 17.810000 cpu  seconds = 2.624 MB/cpu sec
ttcp-t: 5988 I/O calls, 3.274 msec(real)/call, 2.974 msec(cpu)/call
ttcp-t: 0.120000user 17.690000sys 0:19real 90.8% 0i+0d 0maxrss 4+0pf 0+0csw
ttcp-t: buffer address 0x10004000
ttcp-t: File-Descriptor  fd 0x3 Closed
ttcp done.

Transferring a 47MB big file from harddisk (Samba 3.0.7)
Code:
# epi_ttcp -t -v -u 192.168.1.123 < /tmp/harddisk/part1/Movies/ML.ts
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5010
ttcp-t: start time Fri Oct 29 17:11:18 2004
ttcp-t: File-Descriptor 0x3 Opened
sockbufsize=32767,
# udp sender -> 192.168.1.123 #
ttcp-t: 49006302 bytes in 19.677441 real seconds = 2.375 MB/sec +++
ttcp-t: 49006302 bytes in 17.860000 cpu  seconds = 2.617 MB/cpu sec
ttcp-t: 5988 I/O calls, 3.286 msec(real)/call, 2.983 msec(cpu)/call
ttcp-t: 0.110000user 17.750000sys 0:19real 90.8% 0i+0d 0maxrss 4+0pf 0+0csw
ttcp-t: buffer address 0x10004000
ttcp-t: File-Descriptor  fd 0x3 Closed
ttcp done.