[Kernel-packages] [Bug 1777586] Re: Ubuntu Server 18.04 LTS aacraid error

2020-01-20 Thread Arie Skliarouk
I compiled kernels with the patch for u16.04 and u18.04, seems to be working for me: https://t12.catchmedia.com/kernel_adaptec/ No warranties, use on your own risk. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https:/

[Kernel-packages] [Bug 503138] Re: Lucid & Natty, KVM, After kernel message hrtimer: interrupt too slow.... the SMP kvm guest becomes slow.

2019-02-05 Thread Arie Skliarouk
This happened because guest used lots of memory on NUMA machine. The KSM might merge similar memory pages of different VMs, sitting on different NUMA memory regions, causing the affected processes to crawl. Disabled KSM merge_across_nodes: echo 2 > /sys/kernel/mm/ksm/run && sleep 300 && cat /sys

[Kernel-packages] [Bug 1346917] Re: Using KSM on NUMA capable machines can cause KVM guest performance and stability issues

2019-02-05 Thread Arie Skliarouk
The guest used lots of memory on NUMA machine. Turned out KSM merged some of the processes pages causing the particular processes to crawl. Disabled KSM merge_across_nodes and it solved the problem: echo 2 > /sys/kernel/mm/ksm/run && sleep 300 && cat /sys/kernel/mm/ksm/pages_shared echo 0 > /sys/

[Kernel-packages] [Bug 1346917] Re: Using KSM on NUMA capable machines can cause KVM guest performance and stability issues

2019-02-05 Thread Arie Skliarouk
I am seeing this bug on a ubuntu 16.04 box running on proxmox 5.1. Running 4.4.0-72-generic x86_64 guest (linux-image-4.4.0-72-generic). Under heavy I/O sometimes the guest get stuck for couple of seconds and this error is printed: [538796.529342] hrtimer: interrupt took 37764682 ns After that t

[Kernel-packages] [Bug 1211671] Re: Intel Centrino Advanced-N 6200 wireless network is not detected

2013-08-13 Thread Arie Skliarouk
Sorry, it does have the configuration lines (e.g. the modules are compiled), but the final module files are not packaged into deb package properly. So it is essentially duplicate of bug #1211680 ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notifi

[Kernel-packages] [Bug 1211680] Re: Kernel module r8169 is present in config, but missing from deb

2013-08-13 Thread Arie Skliarouk
Because of the bug, the machine has no network, so can't run the apport- collect command. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.

[Kernel-packages] [Bug 1211680] [NEW] Kernel module r8169 is present in config, but missing from deb

2013-08-13 Thread Arie Skliarouk
Public bug reported: kernel 3.11.0.1-generic from ubuntu 13.10 (installed on top of ubuntu 13.04): Kernel module r8169 is present in config file /boot/config-3.11.0-1-generic, but missing from the deb package, thus wired network is not available. ** Affects: linux (Ubuntu) Importance: Undec

[Kernel-packages] [Bug 1211671] [NEW] Intel Centrino Advanced-N 6200 wireless network is not detected

2013-08-13 Thread Arie Skliarouk
Public bug reported: Kernel 3.11.0-1-generic (installed on ubuntu 13.04 amd64). Laptop Dell Studio 1569 # lspci | grep network 03:00.0 Network controller: Intel Corporation Centrino Advanced-N 6200 (rev 35) "ifconfig -a" shows nothing (besides the loopback). Comparing /boot/config-3.8.0-27-gene

[Kernel-packages] [Bug 1173581] Re: Ubuntu 13.04 full system crash/kernel panic

2013-08-13 Thread Arie Skliarouk
I had the same problem, the laptop Dell Studio 1569 have been freezing after 3-4 hours of work (ubuntu 13.04 amd64). I tried to install bcmwl-kernel 6.30.223, disabled apport, disabled Intel SpeedStep, used "acpi=off noapic" kernel args, to no avail. Upgraded kernel to version 3.10.0.6 (taken fro