WebNov 5, 2024 · Golang as an Observability Tool. Go, for good reason, has become an incredibly popular language for everything from web applications to DevOps tools.We … Web通过上面的 go tool pprof 工具和 top 指令,我们能定位出程序的热点代码,但缺乏对程序运行情况的整体感知,能不能有类似火焰图的效果让我们对整个堆栈统计信息有个一目了 …
プロファイリング(pprof)|Go言語入門
WebMar 6, 2024 · $ go tool pprof fmt.test mem.profile File: fmt.test Type: inuse_space Time: Mar 19, 2024 at 9:51am (CET) Entering interactive mode (type "help" for commands, "o" for options) (pprof) top5 Showing nodes accounting for 0, 0% of 0 total flat flat% sum% cum cum% (pprof) sample_index = alloc_space (pprof) top5 Showing nodes accounting for … WebA stack pointer is used to identify the next free spot in the frame. When a function returns, the data from the last frame is discarded by simply moving the stack pointer back to end of the previous frame. The frame's data itself can linger on the stack, and gets overwritten by the next function call. man city 4-0 chelsea
How to use pprof in Go program - Stack Overflow
WebMar 3, 2024 · 360 * 3600 * 20000 * 2 = 51 Go. Maximum Ram usage. Needed_ram = number_of_serie_in_head * 8Kb (approximate size of a time series. number of value store in it are not so important because it’s only delta from previous value) 5 500 000 * 8 = 44 Go. Analyze memory usage. Prometheus exposes Go profiling tools, so let’s see what we … Webgo test -cpuprofile cpu.prof -memprofile mem.prof -bench . To add equivalent profiling support to a standalone program, add code like the following to your main function: ... Profiles can then be visualized with the pprof tool: go tool pprof cpu.prof There are many commands available from the pprof command line. Commonly used commands include ... Web至此就可以获得 cpu.pprof 和 mem.pprof 两个采样文件,然后利用 go tool pprof 工具进行分析如下。 go tool pprof cpu.pprof Type: cpu Time: Apr 12, 2024 at 10:42pm (CST) Duration: 201.51ms, Total samples = 310ms (153.84%) Entering interactive mode (type "help" for commands, "o" for options) (pprof) top Showing nodes ... koons collision tysons corner