2021年5月26日 · To limit ksmd impact, you can increase KSM_SLEEP_MSEC or, probably better, limit the amount of pages scanned per iteration by reducing KSM_NPAGES_MAX. So a quick …

2017年5月3日 · It turns out that Linux's KSM implementation was originally intended for use with VMs, but as it can save memory on non-virtual systems, is deployed by default on CentOS 6 …

Your shared memory is working properly, no doubt about it. Only thing is that as David mentions KSMD won't do anything unless it's specific requirement is met. As far as I can see, there is no …

2012年7月6日 · Yes, it could. What this means is fairly explicit: the kernel couldn't schedule the task for 120 seconds. This indicates resource starvation, often around disk access. irqbalance …

2011年4月20日 · The usual explanation for high load average with little cpu use under linux is too much IO (or more properly uninterruptable sleep). I have a service running on a cluster of 2 …

2018年3月6日 · I started with just giving every VM the maximum memory it might ever need, but that just used all the server RAM and most of it's SWAP and on top of it had ksmd running like …

2021年3月23日 · After host's restart, I'm not able to start virtual machine: user@server-1:~$ virsh start docker-1 error: Failed to start domain docker-1 error: internal error: process exited while …

85 root 25 5 0 0 0 S 17 0.0 28:57.08 ksmd

Something like strace output is the ultimate way to track down what's actually going on inside of this, but let's stick with something simpler for now. Log on another time in a separate terminal …

2018年11月16日 · There's a bunch of things you need to do here. First, the OOM killer was triggered by apache2 asking for more memory than was available, not by mysqld. But because …