linux-kernel - Re: [PATCHSET v5 0/12] Add support for async buffered reads

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Date:   Sat, 30 May 2020 20:57:16 +0200
From:   Sedat Dilek <sedat.dilek@...il.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     io-uring@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org
Subject: Re: [PATCHSET v5 0/12] Add support for async buffered reads

Here are the numbers with your patchset:

# cat systemd-analyze-time_5.7.0-rc7-4-amd64-clang_2nd-try.txt
Startup finished in 7.229s (kernel) + 1min 18.304s (userspace) = 1min 25.534s
graphical.target reached after 1min 18.286s in userspace

# cat systemd-analyze-blame_5.7.0-rc7-4-amd64-clang_2nd-try.txt
53.727s udisks2.service
47.043s accounts-daemon.service
40.252s NetworkManager.service
38.916s polkit.service
38.730s smartmontools.service
36.970s zramswap.service
35.556s dev-sdc2.device
30.307s switcheroo-control.service
29.179s wpa_supplicant.service
29.051s avahi-daemon.service
28.817s rtkit-daemon.service
27.697s systemd-logind.service
23.913s rsyslog.service
22.616s NetworkManager-wait-online.service
22.357s e2scrub_reap.service
19.579s gpm.service
14.879s ModemManager.service
14.126s packagekit.service
14.047s networking.service
 6.137s alsa-restore.service
 5.330s exim4.service
 4.331s systemd-udevd.service
 3.954s apparmor.service
 2.606s atd.service
 2.342s modprobe@....service
 2.046s systemd-journal-flush.service
 1.519s bluetooth.service
 1.459s systemd-journald.service
 1.386s systemd-udev-trigger.service
 1.271s systemd-modules-load.service
 1.210s keyboard-setup.service
 1.136s systemd-sysusers.service
  930ms upower.service
  896ms pppd-dns.service
  826ms systemd-tmpfiles-setup.service
  807ms dev-hugepages.mount
  807ms dev-mqueue.mount
  806ms sys-kernel-debug.mount
  806ms sys-kernel-tracing.mount
  712ms ifupdown-wait-online.service
  617ms systemd-remount-fs.service
  588ms systemd-timesyncd.service
  509ms binfmt-support.service
  506ms systemd-backlight@...klight:intel_backlight.service
  497ms systemd-random-seed.service
  490ms systemd-rfkill.service
  376ms user@...0.service
  343ms systemd-tmpfiles-setup-dev.service
  305ms console-setup.service
  303ms systemd-update-utmp.service
  300ms systemd-user-sessions.service
  295ms kmod-static-nodes.service
  267ms systemd-sysctl.service
   71ms proc-sys-fs-binfmt_misc.mount
   19ms user-runtime-dir@...0.service
   13ms systemd-update-utmp-runlevel.service
    5ms sys-fs-fuse-connections.mount
    4ms ifupdown-pre.service

[ diffconfig ]

$ scripts/diffconfig /boot/config-5.7.0-rc7-2-amd64-clang
/boot/config-5.7.0-rc7-4-amd64-clang
 BUILD_SALT "5.7.0-rc7-2-amd64-clang" -> "5.7.0-rc7-4-amd64-clang"
+BLK_INLINE_ENCRYPTION n

- Sedat -


- Sedat -