28 lines
1.0 KiB
JavaScript
Executable File
28 lines
1.0 KiB
JavaScript
Executable File
"use strict";
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const privateCpuProfileName = process.env.__NEXT_PRIVATE_CPU_PROFILE;
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const isCpuProfileEnabled = process.env.NEXT_CPU_PROF || privateCpuProfileName;
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if (isCpuProfileEnabled) {
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const { Session } = require('inspector');
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const fs = require('fs');
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const session = new Session();
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session.connect();
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session.post('Profiler.enable');
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session.post('Profiler.start');
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function saveProfile() {
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session.post('Profiler.stop', (error, param)=>{
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if (error) {
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console.error('Cannot generate CPU profiling:', error);
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return;
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}
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// Write profile to disk
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const filename = `${privateCpuProfileName || 'CPU.main'}.${Date.now()}.cpuprofile`;
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fs.writeFileSync(`./${filename}`, JSON.stringify(param.profile));
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process.exit(0);
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});
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}
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process.on('SIGINT', saveProfile);
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process.on('SIGTERM', saveProfile);
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process.on('exit', saveProfile);
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}
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//# sourceMappingURL=cpu-profile.js.map
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