mjs513
Senior Member+
@KurtE
Couldn't sleep so decided to play with changing the buffer size back to 8k from 2k. We changed 2k early on but never retested after all the other changes were made.
Bottom line up front - looks like can change back to 8k buffer size. May want to test with your SSD:
Couldn't sleep so decided to play with changing the buffer size back to 8k from 2k. We changed 2k early on but never retested after all the other changes were made.
Bottom line up front - looks like can change back to 8k buffer size. May want to test with your SSD:
Code:
128GB jump drive with 2 exFAT Primary partitions
2k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 0 avg ms: 0 max: 0
# Write: 11559 total:68924 avg ms: 5 max: 944
4k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 704 avg ms: 0 max: 1
# Write: 5780 total:57794 avg ms: 9 max: 950
8k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 665 avg ms: 0 max: 1
# Write: 2890 total:68511 avg ms: 23 max: 958
==================================================
GPT Disk
exFat partition - 2k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 0 avg ms: 0 max: 0
# Write: 11559 total:41561 avg ms: 3 max: 31
exFat partition - 4k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 652 avg ms: 0 max: 1
# Write: 5780 total:41567 avg ms: 7 max: 34
exFat partition - 8k buffer
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 682 avg ms: 0 max: 1
# Write: 2890 total:41605 avg ms: 14 max: 41
====================================
Try Partition list
PART Type Start Count (MBR Part) Volume Type
1 M 2048 47298560 0 0 Fat32:
2 E 47300672 73844672 47300608 0 exFAT
8k buffer fat32
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 679 avg ms: 0 max: 1
# Write: 2890 total:50911 avg ms: 17 max: 691
8k buffer xFAT
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 691 avg ms: 0 max: 1
# Write: 2890 total:55321 avg ms: 19 max: 692
=====================================================
Try Partition list
PART Type Start Count (MBR Part) Volume Type
1 M 32768 121112576 0 0 exFAT
8k buffer xFAT
MTPD::SendObject: len:23672380
# USB Packets: 46235 total: 685 avg ms: 0 max: 1
# Write: 2890 total:52773 avg ms: 18 max: 689