通过如下命令:
./pd-ctl region topwrite 3
{
"count": 3,
"regions": [
{
"id": 1849,
"start_key": "7480000000000001FFA900000000000000F8",
"end_key": "7480000000000001FFAB00000000000000F8",
"epoch": {
"conf_ver": 5,
"version": 199
},
"peers": [
{
"id": 1850,
"store_id": 1
},
{
"id": 1851,
"store_id": 4
},
{
"id": 1852,
"store_id": 7
}
],
"leader": {
"id": 1850,
"store_id": 1
},
"written_bytes": 2990537,
"approximate_size": 48,
"approximate_keys": 387860
},
{
"id": 8993,
"start_key": "7480000000000000FF1700000000000000F8",
"end_key": "7480000000000000FF175F728000000000FF04148E0000000000FA",
"epoch": {
"conf_ver": 5,
"version": 13
},
"peers": [
{
"id": 8994,
"store_id": 1
},
{
"id": 8995,
"store_id": 4
},
{
"id": 8996,
"store_id": 7
}
],
"leader": {
"id": 8994,
"store_id": 1
},
"written_bytes": 2727409,
"read_bytes": 7426114,
"approximate_size": 134,
"approximate_keys": 1314819
},
{
"id": 1045,
"start_key": "7480000000000000FF4100000000000000F8",
"end_key": "7480000000000000FF4300000000000000F8",
"epoch": {
"conf_ver": 5,
"version": 32
},
"peers": [
{
"id": 1046,
"store_id": 1
},
{
"id": 1047,
"store_id": 4
},
{
"id": 1048,
"store_id": 7
}
],
"leader": {
"id": 1047,
"store_id": 4
},
"written_bytes": 1458828,
"read_bytes": 99,
"approximate_size": 12,
"approximate_keys": 91822
}
]
}
我们选第一个Region来看,第一行时"id": 1849,
,此表示该region的ID吧?
可是后面的peers 里面有三个副本,分别有三个ID,且都不与上面的ID相同。
peers里面的ID是什么ID啊?
(注:最大副本数为3)