Last updated on JULY 29, 2016
Applies to:
Solaris Operating System - Version 8 6/00 U1 and laterInformation in this document applies to any platform.
Goal
Why does iostat(1M) show entries in the wait queue (wait) when the number of active I/O operations (actv) is less than ssd_max_throttle (here: 16)?
extended device statistics
r/s w/s kr/s kw/s wait actv wsvc_t asvc_t %w %b device
[...]
15.0 42.5 456.0 4979.9 1.5 2.7 26.1 47.3 16 29 c8t60060E8015341D000001341D0000161Bd0
21.0 47.0 736.0 4831.9 0.7 2.8 11.0 40.6 15 33 c8t60060E8015341D000001341D0000161Ad0
0.5 44.0 64.0 4191.9 1.0 2.6 22.6 57.7 14 18 c8t60060E8015341D000001341D00001619d0
0.0 46.0 0.0 4703.9 0.5 2.6 10.4 57.0 14 19 c8t60060E8015341D000001341D00001618d0
r/s w/s kr/s kw/s wait actv wsvc_t asvc_t %w %b device
[...]
15.0 42.5 456.0 4979.9 1.5 2.7 26.1 47.3 16 29 c8t60060E8015341D000001341D0000161Bd0
21.0 47.0 736.0 4831.9 0.7 2.8 11.0 40.6 15 33 c8t60060E8015341D000001341D0000161Ad0
0.5 44.0 64.0 4191.9 1.0 2.6 22.6 57.7 14 18 c8t60060E8015341D000001341D00001619d0
0.0 46.0 0.0 4703.9 0.5 2.6 10.4 57.0 14 19 c8t60060E8015341D000001341D00001618d0
Solution
Sign In with your My Oracle Support account |
|
Don't have a My Oracle Support account? Click to get started |
My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms