perftop | PerfTop : A client for the Open Distro | Dashboard library
kandi X-RAY | perftop Summary
kandi X-RAY | perftop Summary
The PerfTop CLI provides pre-configured dashboards for analyzing cluster, node, shard performance, and more. Use custom JSON templates to create the dashboards you need to diagnose your cluster performance.
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Top functions reviewed by kandi - BETA
- Get data from raw data
- Generate metrics for a single metric node
- Remove stale data .
- Get all metrics data
- Select the data
perftop Key Features
perftop Examples and Code Snippets
def _guard_if_present(self, block, var_name):
"""Prevents the block from executing if var_name is set."""
if not block:
return block
template = """
if not var_name:
block
"""
node = templates.replace(
function _uniqContentEquals(aIterator, bIterator, stackA, stackB) {
var a = _arrayFromIterator(aIterator);
var b = _arrayFromIterator(bIterator);
function eq(_a, _b) {
return _equals(_a, _b, stackA.slice(), stackB.slice());
}
def _validate_ispartial(self, ispartial, field, value):
"""Validate that a partial references an existing partial spec.
Args:
ispartial: Value of the rule, a bool
field: The field being validated
value: The field's value
Community Discussions
Trending Discussions on perftop
QUESTION
I'm new to perf, and I'm trying to use it to analyse my programme.
and I got this when running perf top:
...ANSWER
Answered 2021-Dec-17 at 03:20what is
__GI_memset
?
It's an internal alias for memset
.
why does it cost so much CPU resource?
Because you call it a lot, or because you give it a lot of memory set to some value.
Judging by your next most expensive symbol cv::icvCvt_BGR2RGB_8u_C3R
, you are doing some kind of image processing, and possibly are allocating cleared images.
One common mistake is to allocate a cleared image and immediately set it something else (thus wasting the time spent clearing it). But there is not enough info here to deduce whether you are doing that here.
QUESTION
I have a text file that looks like this:
...ANSWER
Answered 2020-Jul-10 at 01:35This data seems majorly difficult to parse. I tried a number of settings with a bunch of csv parsers, but I don't think there is a clean way to parse data this messy. I went for the dirty approach. If you only need it for this file, the following should work, if you need to do this regularly, I make no promises this will always work cleanly.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install perftop
To run PerfTop without (re)creating the executables every code change:.
node (version >= v10.0 < v11.0)
npm
Clone/download from Github
Run ./gradlew build -Dbuild.linux={true/false} -Dbuild.macos={true/false}. This will run the following: npm install - locally installs dependencies npm run build-{linux/macos} - creates "opendistro-perf-top-{linux/macos}" executables.
For cleaning, run ./gradlew clean which will run: npm run clean - deletes locally installed dependencies and executables
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