Re: CPU load on queued_spin_lock_slowpath

2018-02-07 Thread Tugrul Erdogan
gt; wrote: >> >> On Tue, Feb 06, 2018 at 10:56:20AM +0300, Tugrul Erdogan wrote: >> > Hi All, >> > >> > My server had a locking problem with the logs located below. I can not >> > reproduce this erroneous situation again but I think that there is an >

CPU load on queued_spin_lock_slowpath

2018-02-05 Thread Tugrul Erdogan
Hi All, My server had a locking problem with the logs located below. I can not reproduce this erroneous situation again but I think that there is an active vulnerability at my server because of this error. My server's kernel version is v4.6.4. What can be the cause of this error or do you have

About Kernel SynProxy Performance

2017-03-01 Thread Tugrul Erdogan
Hi All, I have noticed the commit below in the kernel 4.7 change logs. https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b3d051477cf94e9d71d6acadb8a90de15237b9c1