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Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/hypervisor/2242')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/hypervisor/2242 | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/hypervisor/2242 b/results/classifier/deepseek-2-tmp/output/hypervisor/2242 deleted file mode 100644 index c5c43e073..000000000 --- a/results/classifier/deepseek-2-tmp/output/hypervisor/2242 +++ /dev/null @@ -1,15 +0,0 @@ - -Hugepages are not released after windows guest shutdown -Description of problem: -* Hugepages are not released after windows guest shutdown (tested with server 2019 and 2022), everything is ok with linux guests -* Issue is present in both cases: shutdown is initiated by guest, and with the qemu monitor command ``system_shutdown`` -* If the guest is configured with 4G as memory size, hugepages not released may vary but in most cases, only 1G are not released -* Host is a x86_64 linux system, with 1G hugepages only : kernel cmline contains ``default_hugepagesz=1G hugepagesz=1G hugepages=88`` -* I've done many tests with qemu components disabled (network, monitor, vnc), issue is still present with basic command line (launched as root) ``qemu-system-x86_64 -cpu host -enable-kvm -smp 4 -machine type=q35,accel=kvm -m 4G -mem-path /mnt/hugepages -drive id=drv0,file=win.qcow2 -nodefaults`` -* Same issue with args in command line, with or without prealloc: - - -m 4G -mem-path /mnt/hugepages [-mem-prealloc] - -m 4G -machine memory-backend=mem0 -object memory-backend-memfd,id=mem0,size=4G,hugetlb=on,hugetlbsize=1G[,prealloc=on] -Additional information: -* Hugepages release process is audited with command ``cat /proc/meminfo`` -* I can't find any online documentation to help to troubleshoot used hugepages : articles suggest to audit /proc/[pid]/smaps, but here, issue is raised after qemu process terminates |