[Bug 1793013] Re: Poor hard disk performance under kernel 4.15 series (HWE stack)

** Changed in: linux-signed-hwe (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1793013 Title: Poor hard disk performance under kernel 4.15 series (HWE stack) T

[Bug 1793013] Re: Poor hard disk performance under kernel 4.15 series (HWE stack)

Hello, has anyone experienced this slowdown on similar hardware? ** Tags added: kernel-bug -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1793013 Title: Poor hard disk performance under kernel 4.15

[Bug 1793013] Re: Poor hard disk performance under kernel 4.15 series (HWE stack)

I did some more tests today. Note: this is a mechanical MicroSATA laptop drive. # WRITE ## 4.15.0-36 $ sync; dd if=/dev/zero of=tempfile bs=1M count=1024; sync 1024+0 registros leídos 1024+0 registros escritos 1073741824 bytes (1,1 GB, 1,0 GiB) copied, 34,2693 s, 31,3 MB/s $ sync; dd if=/dev/zer