I'm not seeing a significant drop in SMB transfer rate between kernels 5.13.0-1015-raspi and 5.13.0-1016-raspi:
+ uname -r 5.13.0-1015-raspi + dd of=samba/juergh/foo if=/dev/zero bs=1G count=10 10+0 records in 10+0 records out 10737418240 bytes (11 GB, 10 GiB) copied, 96.5918 s, 111 MB/s + dd if=samba/juergh/foo of=/dev/null bs=1G count=10 10+0 records in 10+0 records out 10737418240 bytes (11 GB, 10 GiB) copied, 98.8129 s, 109 MB/s + uname -r 5.13.0-1016-raspi + dd of=samba/juergh/foo if=/dev/zero bs=1G count=10 10+0 records in 10+0 records out 10737418240 bytes (11 GB, 10 GiB) copied, 95.5841 s, 112 MB/s + dd if=samba/juergh/foo of=/dev/null bs=1G count=10 10+0 records in 10+0 records out 10737418240 bytes (11 GB, 10 GiB) copied, 99.4568 s, 108 MB/s This is pretty much link saturation. Maybe your case is related to disk IO. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1962180 Title: Samba performance degraded after last update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1962180/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
