两协程没有主动让出也没有阻塞,为什么会交替输出

ityj_1987 · · 941 次点击
2个goroutine 抢占式调用时间片导致的吧。
#2
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fmt.Println() 函数包含系统调用打印到stdout
#1
总有神奇的事,没在main函数里试,不过之前我发现test和main输出会不一样 === RUN TestGo 协程1:0 协程1:1 协程1:2 协程1:3 协程1:4 协程1:5 协程1:6 协程1:7 协程1:8 协程1:9 协程1:10 协程1:11 协程1:12 协程1:13 协程1:14 协程1:15 协程1:16 协程1:17 协程1:18 协程1:19 协程1:20 协程1:21 协程1:22 协程1:23 协程1:24 协程1:25 协程1:26 协程1:27 协程1:28 协程1:29 协程1:30 协程1:31 协程1:32 协程1:33 协程1:34 协程1:35 协程1:36 协程1:37 协程1:38 协程1:39 协程1:40 协程1:41 协程1:42 协程1:43 协程1:44 协程1:45 协程1:46 协程1:47 协程1:48 协程1:49 协程1:50 协程1:51 协程1:52 协程1:53 协程1:54 协程1:55 协程1:56 协程1:57 协程1:58 协程1:59 协程1:60 协程1:61 协程1:62 协程1:63 协程1:64 协程1:65 协程1:66 协程1:67 协程1:68 协程1:69 协程1:70 协程1:71 协程1:72 协程1:73 协程1:74 协程1:75 协程1:76 协程1:77 协程1:78 协程1:79 协程1:80 协程1:81 协程1:82 协程1:83 协程1:84 协程1:85 协程1:86 协程1:87 协程1:88 协程1:89 协程1:90 协程1:91 协程1:92 协程1:93 协程1:94 协程1:95 协程1:96 协程1:97 协程1:98 协程1:99 协程2:100 协程2:101 协程2:102 协程2:103 协程2:104 协程2:105 协程2:106 协程2:107 协程2:108 协程2:109 协程2:110 协程2:111 协程2:112 协程2:113 协程2:114 协程2:115 协程2:116 协程2:117 协程2:118 协程2:119 协程2:120 协程2:121 协程2:122 协程2:123 协程2:124 协程2:125 协程2:126 协程2:127 协程2:128 协程2:129 协程2:130 协程2:131 协程2:132 协程2:133 协程2:134 协程2:135 协程2:136 协程2:137 协程2:138 协程2:139 协程2:140 协程2:141 协程2:142 协程2:143 协程2:144 协程2:145 协程2:146 协程2:147 协程2:148 协程2:149 协程2:150 协程2:151 协程2:152 协程2:153 协程2:154 协程2:155 协程2:156 协程2:157 协程2:158 协程2:159 协程2:160 协程2:161 协程2:162 协程2:163 协程2:164 协程2:165 协程2:166 协程2:167 协程2:168 协程2:169 协程2:170 协程2:171 协程2:172 协程2:173 协程2:174 协程2:175 协程2:176 协程2:177 协程2:178 协程2:179 协程2:180 协程2:181 协程2:182 协程2:183 协程2:184 协程2:185 协程2:186 协程2:187 协程2:188 协程2:189 协程2:190 协程2:191 协程2:192 协程2:193 协程2:194 协程2:195 协程2:196 协程2:197 协程2:198 协程2:199 --- PASS: TestGo (1.00s) PASS
#3