kfree_skb_reason and packet drops

Samuele Bosco

Active Member
Feb 13, 2017
1
0
41
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Hi all!
Recently one of our PVE cluster started to drop packets...
I've installed dropwatch, and it print a lot of rown like this:

Code:
203 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
707 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
106 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
347 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
412 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
260 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
112 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
551 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
294 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
100 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
287 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
242 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]
382 drops at kfree_skb_reason+1e (0xffffffff90a93a1e) [software]

Version:

Code:
proxmox-ve: 7.4-1 (running kernel: 5.15.116-1-pve)
pve-manager: 7.4-16 (running version: 7.4-16/0f39f621)
pve-kernel-5.15: 7.4-6
pve-kernel-5.15.116-1-pve: 5.15.116-1
pve-kernel-5.15.108-1-pve: 5.15.108-2
pve-kernel-5.15.107-2-pve: 5.15.107-2
pve-kernel-5.15.102-1-pve: 5.15.102-1
ceph: 17.2.6-pve1
ceph-fuse: 17.2.6-pve1
corosync: 3.1.7-pve1
criu: 3.15-1+pve-1
glusterfs-client: 9.2-1
ifupdown2: 3.1.0-1+pmx4
ksm-control-daemon: 1.4-1
libjs-extjs: 7.0.0-1
libknet1: 1.24-pve2
libproxmox-acme-perl: 1.4.4
libproxmox-backup-qemu0: 1.3.1-1
libproxmox-rs-perl: 0.2.1
libpve-access-control: 7.4.1
libpve-apiclient-perl: 3.2-1
libpve-common-perl: 7.4-2
libpve-guest-common-perl: 4.2-4
libpve-http-server-perl: 4.2-3
libpve-rs-perl: 0.7.7
libpve-storage-perl: 7.4-3
libspice-server1: 0.14.3-2.1
lvm2: 2.03.11-2.1
lxc-pve: 5.0.2-2
lxcfs: 5.0.3-pve1
novnc-pve: 1.4.0-1
proxmox-backup-client: 2.4.3-1
proxmox-backup-file-restore: 2.4.3-1
proxmox-kernel-helper: 7.4-1
proxmox-mail-forward: 0.1.1-1
proxmox-mini-journalreader: 1.3-1
proxmox-widget-toolkit: 3.7.3
pve-cluster: 7.3-3
pve-container: 4.4-6
pve-docs: 7.4-2
pve-edk2-firmware: 3.20230228-4~bpo11+1
pve-firewall: 4.3-5
pve-firmware: 3.6-5
pve-ha-manager: 3.6.1
pve-i18n: 2.12-1
pve-qemu-kvm: 7.2.0-8
pve-xtermjs: 4.16.0-2
qemu-server: 7.4-4
smartmontools: 7.2-pve3
spiceterm: 3.2-2
swtpm: 0.8.0~bpo11+3
vncterm: 1.7-1
zfsutils-linux: 2.1.11-pve1


Any hint? Suggestion?


Thanks!
 

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