From 9e2ad549a755b06b512bb7f7966d39eee0e2a775 Mon Sep 17 00:00:00 2001 From: Felix Yan Date: Mon, 28 Dec 2015 17:36:54 +0800 Subject: [PATCH] ioping: add page --- pages/common/ioping.md | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 pages/common/ioping.md diff --git a/pages/common/ioping.md b/pages/common/ioping.md new file mode 100644 index 000000000..ea6b1123e --- /dev/null +++ b/pages/common/ioping.md @@ -0,0 +1,19 @@ +# ioping + +> monitor I/O latency in real time + +- Show disk I/O latency using the default values and the current directory + +`ioping .` + +- Measure latency on /tmp using 10 requests of 1 megabyte each. + +`ioping -c 10 -s 1M /tmp` + +- Measure disk seek rate on /dev/sda. + +`ioping -R /dev/sda` + +- Measure disk sequential speed on /dev/sda. + +`ioping -RL /dev/sda`