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YueChen-C avatar YueChen-C commented on July 28, 2024 1

cpuUsage 要从新计算的,需要除以当前使用 cpu 数量,需要根据具体情况进行二次计算。ios 14 以上好像又不用从新计算 @bobzzb

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linmscat avatar linmscat commented on July 28, 2024

"351": [
351, // pid
417710325760, // memVirtualSize
770048, // memResidentSize
0.0, // cpuUsage
528,
-82,
934232, // physFootprint
819200, // memAnon
0.0, // powerScore
708608 // diskBytesRead
],
这里面memVirtualSize、memResidentSize、memAnon这三个字段分别代表什么信息呢 @YueChen-C @xiaochaom

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YueChen-C avatar YueChen-C commented on July 28, 2024

如果查看内存的话,physFootprint 这个应该是比较准确的应用使用内存。memVirtualSize、memResidentSize 对应虚拟内存的大小,映射到物理内存的大小

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linmscat avatar linmscat commented on July 28, 2024

如果查看内存的话,physFootprint 这个应该是比较准确的应用使用内存。memVirtualSize、memResidentSize 对应虚拟内存的大小,映射到物理内存的大小

要获取iOS设备总的内存大小,需要用哪个字段 @YueChen-C

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bobzzb avatar bobzzb commented on July 28, 2024

请问sysmontap里的 cpuUsage 和Xcode里看到的不一致,以那个为准啊

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YueChen-C avatar YueChen-C commented on July 28, 2024

我也没找到 iOS 设备总的内存大小相关信息 @linmscat

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su9695 avatar su9695 commented on July 28, 2024

cpuUsage二次计算之后和 PerfDog 监控的值好像也不是太一致, cupUsage 是 拿(本次的 cpuTotalUser -上次取样的cpuTotalUser)/ (本次总cpu -上次总cpu) 这样计算的吗? 总cpu 的值是怎么取得 ? 所有线程的总和?

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