用的HZ的SX64 四块硬盘做了软raid10,发现经常不断同步,每次同步完,没两天,又重新同步,同步时间很久 每次同步IO 负载很高 动不动就负载load average: 25.39, 23.91, 24.04 宝塔负载状态显示100% CPU 内存占用都不高。 有啥办法能降低负载。需要进行什么设置?
- [[email protected] ~]# cat /proc/mdstat
- Personalities : [raid1] [raid10]
- md3 : active raid10 sdb4[0] sda4[1] sdc4[3] sdd4[2]
- 31077426176 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU]
- [>………………..] check = 2.4% (755115584/31077426176) finish=1286672.7min speed=392K/sec
- bitmap: 125/232 pages [500KB], 65536KB chunk
-
- md2 : active raid10 sda3[1] sdc3[3] sdb3[0] sdd3[2]
- 104790016 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU]
- resync=DELAYED
-
- md1 : active raid1 sdb2[0] sdc2[3] sda2[1] sdd2[2]
- 1046528 blocks super 1.2 [4/4] [UUUU]
- resync=DELAYED
-
- md0 : active raid1 sdb1[0] sdc1[3] sda1[1] sdd1[2]
- 33520640 blocks super 1.2 [4/4] [UUUU]
- resync=DELAYED
-
- unused devices: <none>
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