Application Delivery Management
Application Modernization & Connectivity
IT Operations Management
CyberRes
Tests performed.
For the tests that were performed:
Control test
Write test dd command:
/home/novell # dd if=/dev/zero of=/mnt/iotest.log bs=64k count=8k conv=fdatasync
8192 0 records in
8192 0 records out
536870912 bytes (537 MB, 512 MiB) copied, 5.685 s, 94.4 MB/s
Proof of writing objects tothe directory
50,000, 1 modified attribute 1 authentication per second, 1 P10, azure cache read on and write on |
|
Duration of freezing in seconds |
Total execution time mm: ss |
28, 12,* |
8m31s |
26, 13, * |
8m24s |
24, 15, * |
8m26s |
Stripped test
Write test dd command:
/home/novell # dd if=/dev/zero of=/nds/iotest.log bs=64k count=8k conv=fdatasync
8192 0 records in
8192 0 records out
536870912 bytes (537 MB, 512 MiB) copied, 0.429201 s, 1.3 GB/s
50,000, 1 modified attribute. 5 disk arrange, 1 authentication per second P10, azure chace read on and write on
|
|
Duration of freezing in seconds |
Total execution time mm: ss |
1.546s |
3m21.752s |
1.604s |
2m40.691s |
1.425s |
2m55.051s |
Conclusion
Using thetripped array s in conjunction with the caches on shows an undeniable improvement. But this improvement should always be accompanied by backups via dsbk or azure images.
It is always important to validate that Azure caches are turned on.