我的 Mac 不是 M1 芯片但是这写入量也不低啊

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这是一个创建于 1200 天前的主题，其中的信息可能已经有所发展或是发生改变。

SMART/Health Information (NVMe Log 0x02)
Critical Warning:                   0x00
Temperature:                        38 Celsius
Available Spare:                    100%
Available Spare Threshold:          99%
Percentage Used:                    0%
Data Units Read:                    44,998,982 [23.0 TB]
Data Units Written:                 64,791,427 [33.1 TB]
Host Read Commands:                 203,704,272
Host Write Commands:                256,926,005
Controller Busy Time:               0
Power Cycles:                       78
Power On Hours:                     210
Unsafe Shutdowns:                   9
Media and Data Integrity Errors:    0
Error Information Log Entries:      0

13 英寸，2020，四个 Thunderbolt 3 端口公司的电脑，全新，刚用了 3 个月不到，昨天看还是 22.9 、32.9，现在多了 0.2T 了

第 1 条附言 · 2021-08-13 18:48:07 +08:00

看你们个个比我厉害，我就放心多了🐶

29 条回复 • 2021-08-16 09:12:37 +08:00

LotusChuan

2021-08-13 15:33:18 +08:00

内存小且高占用的话电脑会频繁 swap，这和是不是 M1 没关系，只是 M1 的 swap 更严重点。而且这最伤的也就是 ssd，但是 ssd 什么时候坏本来就挺随机的，没什么好担心的。一劳永逸的办法就是换大内存或者换机频繁点。

tulongtou

2021-08-13 16:16:39 +08:00

我的 rmbp 用了 1 年才 45T

thet

2021-08-13 16:21:17 +08:00 via iPhone

我用了一年多才 4T

Tink

2021-08-13 16:26:41 +08:00 via Android

是的，要看 swap，swap 多写入就多

rdZZZ

2021-08-13 17:05:34 +08:00

你们这都不得劲儿呀，我还不到一年写了 95.3TB

```
SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 35 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 1%
Data Units Read: 194,094,525 [99.3 TB]
Data Units Written: 186,217,952 [95.3 TB]
Host Read Commands: 1,522,380,630
Host Write Commands: 1,211,670,500
Controller Busy Time: 0
Power Cycles: 143
Power On Hours: 898
Unsafe Shutdowns: 21
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
```

rdZZZ

2021-08-13 17:05:55 +08:00

我是 intel rmbp16

lly0514

2021-08-13 17:07:02 +08:00

我的 SN550 写入 1P 了，还是正常用，别担心

FrankAdler

2021-08-13 17:28:17 +08:00

@thet 好奇你咋用的

sgdream

2021-08-13 18:17:09 +08:00

18 款 MBP
```
=== START OF SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 39 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 20%
Data Units Read: 543,806,785 [278 TB]
Data Units Written: 539,774,985 [276 TB]
Host Read Commands: 3,602,379,896
Host Write Commands: 2,783,196,340
Controller Busy Time: 0
Power Cycles: 83
Power On Hours: 2,153
Unsafe Shutdowns: 29
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
```

kuisir

2021-08-13 18:20:40 +08:00

九个月 72T

qq1204076437

2021-08-13 19:42:28 +08:00

本来就是 mac os 对 swap space 的使用过于激进导致的，又不是 m1 导致的。只是 m1 好像吸引了很多以前没用过 mac 的新用户，他们才觉得是 m1 的问题。

thet

2021-08-13 21:14:01 +08:00 via iPhone

@FrankAdler #8 2019 16 寸的，内存 32G，每天正常用

MasterCai

2021-08-13 21:51:25 +08:00

一周 1.42T

quella

2021-08-13 21:55:22 +08:00

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 38 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 0%
Data Units Read: 11,595,580 [5.93 TB]
Data Units Written: 3,013,492 [1.54 TB]
Host Read Commands: 120,586,824
Host Write Commands: 74,518,821
Controller Busy Time: 0
Power Cycles: 131
Power On Hours: 87
Unsafe Shutdowns: 5
Media and Data Integrity Errors: 0
Error Information Log Entries: 0

quella

2021-08-13 21:55:47 +08:00

我的肿么这么少。。m1 16g 后端开发

Zien

2021-08-14 00:22:04 +08:00

还好吧，我不到一个月的 16G M1 你参考下：
Data Units Read: 5,905,653 [3.02 TB]
Data Units Written: 4,783,577 [2.44 TB]

Stepneygreen

2021-08-14 06:13:15 +08:00

A1502,去年刚换了 1T 金士顿固态，系统是 big sur

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 37 Celsius
Available Spare: 100%
Available Spare Threshold: 10%
Percentage Used: 11%
Data Units Read: 116,531,559 [59.6 TB]
Data Units Written: 138,141,198 [70.7 TB]
Host Read Commands: 2,598,395,198
Host Write Commands: 1,578,838,118
Controller Busy Time: 56,464
Power Cycles: 409
Power On Hours: 8,788
Unsafe Shutdowns: 58
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
Warning Comp. Temperature Time: 0
Critical Comp. Temperature Time: 0

Error Information (NVMe Log 0x01, 16 of 256 entries)
No Errors Logged

(base) cassius@luchangbodeMBP ~ %

cskzhi

2021-08-14 06:29:58 +08:00

谁有我的多，mba m1 8g 256g 去年 11 月份买的，web 前端开发。等今年 9 月 10 月份出新的直接换 16g 以上了，再也不碰 8g 货

SMART overall-health self-assessment test result: PASSED

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 48 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 10%
Data Units Read: 338,785,092 [173 TB]
Data Units Written: 310,267,111 [158 TB]
Host Read Commands: 1,801,798,353
Host Write Commands: 1,373,914,279
Controller Busy Time: 0
Power Cycles: 336
Power On Hours: 1,151
Unsafe Shutdowns: 20
Media and Data Integrity Errors: 0
Error Information Log Entries: 0

Read 1 entries from Error Information Log failed: GetLogPage failed: system=0x38, sub=0x0, code=745

Insomnia

2021-08-14 08:25:49 +08:00

弱弱的问一下，用什么命令看？

MasterCai

2021-08-14 09:03:59 +08:00

@Insomnia 我用的是 smartmontools 。
先安装“brew install smartmontools”

然后“smartctl -a disk0”

tourist2018

2021-08-14 11:39:36 +08:00

@cskzhi #18 看来内存的影响很大啊，我 16g 的，平均一个月写入 1t，就算考虑到使用习惯不一样，这差距也太大了

NaMeiShiLe

2021-08-14 12:34:31 +08:00

丐版 M1 Air 刚到 1 天写了将近 1T
Data Units Read: 1,611,777 [825 GB]
Data Units Written: 1,658,895 [849 GB]

leaves615

2021-08-14 12:52:50 +08:00

mbp 2016 4 年
SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 34 Celsius
Available Spare: 100%
Available Spare Threshold: 10%
Percentage Used: 5%
Data Units Read: 190,396,617 [97.4 TB]
Data Units Written: 146,897,510 [75.2 TB]
Host Read Commands: 3,817,277,607
Host Write Commands: 2,257,691,433
Controller Busy Time: 6,156
Power Cycles: 27,953
Power On Hours: 2,685
Unsafe Shutdowns: 449
Media and Data Integrity Errors: 0
Error Information Log Entries: 368

NowTime

2021-08-14 23:24:05 +08:00

大概半年，黑果

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 43 Celsius
Available Spare: 100%
Available Spare Threshold: 10%
Percentage Used: 1%
Data Units Read: 19,355,255 [9.90 TB]
Data Units Written: 13,217,133 [6.76 TB]
Host Read Commands: 303,230,752
Host Write Commands: 258,670,018
Controller Busy Time: 761
Power Cycles: 698
Power On Hours: 2,437
Unsafe Shutdowns: 99
Media and Data Integrity Errors: 0
Error Information Log Entries: 24
Warning Comp. Temperature Time: 0
Critical Comp. Temperature Time: 0

code4you

2021-08-15 12:01:13 +08:00

Critical Warning: 0x00
Temperature: 35 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 0%
Data Units Read: 5,812,112 [2.97 TB]
Data Units Written: 3,153,791 [1.61 TB]
Host Read Commands: 154,256,877
Host Write Commands: 84,376,998
Controller Busy Time: 0
Power Cycles: 110
Power On Hours: 75
Unsafe Shutdowns: 6
Media and Data Integrity Errors: 0
Error Information Log Entries: 0

tchekai704

2021-08-15 13:30:10 +08:00

黑果 32G+512G，说个我知道会严重影响写入的软件设置，把 TimeMachine 的自动改为手动，写入量少了很多。

=== START OF SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x00
Temperature: 52 Celsius
Available Spare: 100%
Available Spare Threshold: 10%
Percentage Used: 0%
Data Units Read: 26,253,381 [13.4 TB]
Data Units Written: 50,720,454 [25.9 TB]
Host Read Commands: 1,034,996,332
Host Write Commands: 664,166,481
Controller Busy Time: 1,636
Power Cycles: 202
Power On Hours: 10,566
Unsafe Shutdowns: 64
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
Warning Comp. Temperature Time: 0
Critical Comp. Temperature Time: 0

Error Information (NVMe Log 0x01, 16 of 256 entries)
No Errors Logged

xxxxzr

2021-08-15 14:22:15 +08:00

32G + 512G mbp2019 16
Critical Warning: 0x00
Temperature: 38 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 0%
Data Units Read: 25,509,874 [13.0 TB]
Data Units Written: 21,666,359 [11.0 TB]
Host Read Commands: 362,113,674
Host Write Commands: 260,030,116
Controller Busy Time: 0
Power Cycles: 195
Power On Hours: 254
Unsafe Shutdowns: 11
Media and Data Integrity Errors: 0
Error Information Log Entries: 0
用了 4 个月

liz2nku

2021-08-16 02:49:39 +08:00

首发 M1 丐版 mba，现在应该是 9 个月左右吧
Critical Warning: 0x00
Temperature: 39 Celsius
Available Spare: 100%
Available Spare Threshold: 99%
Percentage Used: 1%
Data Units Read: 50,277,761 [25.7 TB]
Data Units Written: 37,135,268 [19.0 TB]
Host Read Commands: 453,697,099
Host Write Commands: 220,533,304
Controller Busy Time: 0
Power Cycles: 198
Power On Hours: 391
Unsafe Shutdowns: 10
Media and Data Integrity Errors: 0
Error Information Log Entries: 0

CodeCodeStudy

2021-08-16 09:12:37 +08:00

公司的电脑，怕什么，写入量大点好啊，说明你工作比较饱和