docker-compose version 3 怎么限定 io 的使用

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使用 prometheus

感觉整台机器的 IO 被打穿了。。。

怎么限制单个节点的 IO

网上的都是讲 CPU 和内存

version: '3'
services:
  redis:
    image: redis:alpine
    deploy:
	  resources:
        limits:
	      cpus: '0.50'
    	  memory: 50M
        reservations:
	      cpus: '0.25'
    	  memory: 20M

2 replies • 2021-07-25 03:06:02 +08:00

feverzsj

Nov 6, 2018

--blkio-weight Block IO (relative weight), between 10 and 1000
--blkio-weight-device=[] Block IO weight (relative device weight)
--device-read-bps=[] Limit read rate (bytes per second) from a device
--device-read-iops=[] Limit read rate (IO per second) from a device
--device-write-bps=[] Limit write rate (bytes per second) to a device
--device-write-iops=[] Limit write rate (IO per second) to a device

jewelz

Jul 25, 2021

blkio_config:
weight: 200
weight_device:
- path: /dev/vda
weight: 200
device_read_bps:
- path: /dev/vda
rate: '24mb'
device_read_iops:
- path: /dev/vda
rate: 2000
device_write_bps:
- path: /dev/vda
rate: '48mb'
device_write_iops:
- path: /dev/vda
rate: 75