non-rcu local softirq work is pending:这表示有一个非RCU(Read-Copy Update)的本地软中断工作项正在等待被处理。RCU是一种用于同步的机制,允许在更新的同时进行读操作,而不需要持有锁。这里的“非RCU”意味着这个软中断工作项不是由RCU机制管理的。 handler #08:这指的是等待处理的软中断的处理函数编号为08。
t1线程调用cond_resched_softirq(),通过_local_bh_enable()调用schedule()再次激活so NOHZ是只是显示了系统存在的问题,具体原因还是要进一步分析 在Red Hat官方文档中有一个VMware guest hangup and "NOHZ: local_softirq_pending 100" logged提示了类似情况...
Solved: We see four occurrences of this error when the NXP based U-Blox Maya is set up for WiFi AP during Linux boot. This goes away when hostapd is
NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #40!!! Environment Red Hat Enterprise Linux 8 Subscriber exclusive content A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.
[ 5365.014489] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #1 When gotNOHZ tick-stop error: Non-RCU local softirq work is pending, handler #10!!!, the system freezen. Switching to TTY, systemctl restart gdm will solve problem. ...