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LibWebView+Browser: Collect memory and cpu usage for helpers on Serenity

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This commit is contained in:
Andrew Kaster
2024-04-03 05:05:20 -06:00
committed by Andreas Kling
parent d6c8218089
commit d1fdfead54
9 changed files with 152 additions and 24 deletions
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11
Userland/Libraries/LibWebView/ProcessManager.cpp
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@@ -4,6 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/NumberFormat.h>
#include <AK/String.h>
#include <LibCore/EventLoop.h>
#include <LibCore/System.h>
@@ -84,12 +85,12 @@ void ProcessManager::initialize()
void ProcessManager::add_process(ProcessType type, pid_t pid)
{
dbgln("ProcessManager::add_process({}, {})", process_name_from_type(type), pid);
m_processes.append({ type, pid, 0, 0 });
m_statistics.processes.append({ type, pid, 0, 0 });
}
void ProcessManager::remove_process(pid_t pid)
{
m_processes.remove_first_matching([&](auto& info) {
m_statistics.processes.remove_first_matching([&](auto& info) {
if (info.pid == pid) {
dbgln("ProcessManager: Remove process {} ({})", process_name_from_type(info.type), pid);
return true;
@@ -112,13 +113,13 @@ void ProcessManager::update_all_processes()
}
}
// FIXME: Actually gather stats in a platform-specific way
(void)update_process_statistics(m_statistics);
}
String ProcessManager::generate_html()
{
StringBuilder builder;
auto processes = m_processes;
auto processes = m_statistics.processes;
builder.append(R"(
<html>
@@ -163,7 +164,7 @@ String ProcessManager::generate_html()
builder.append(MUST(String::number(process.pid)));
builder.append("</td>"sv);
builder.append("<td>"sv);
builder.append(MUST(String::formatted("{} KB", process.memory_usage_kib)));
builder.append(human_readable_size(process.memory_usage_bytes));
builder.append("</td>"sv);
builder.append("<td>"sv);
builder.append(MUST(String::formatted("{:.1f}", process.cpu_percent)));