Lin time Mon Sep 21 19:33:05 MSK 2020
PHP time Mon, 21 Sep 2020 19:33:05 +0300

hourly uptime back for 20 days:
      hh     11111111112222
dd 012345678901234567890123:
01 ++++++++++++++++++++++++
02 ++++++++++++++++++++++++
03 ++++++++++++++++++++++++
04 ++++++++++++++++++++++++
05 ++++++++++++++++++++++++
06 ++++++++++++++++++++++++
07 ++++++++++++++++++++++++
08 ++++++++++++++++++++++++
09 ++++++++++++++++++++++++
10 ++++++++++++++++++++++++
11 ++++++++++++++++++++++++
12 ++++++++++++++++++++++++
13 ++++++++++++++++++++++++
14 ++++++++++++++++++++++++
15 ++++++++++++++++++++++++
16 ++++++++++++++++++++++++
17 ++++++++++++++++++++++++
18 ++++++++++++++++++++++++
19 ++++++++++++++++++++++++
20 ++++++++++++++++++++++++
21 ++++++++++++++++++++????
dd 0h2345678901234567890123

Array
(
    [0] => smartctl 6.6 2016-05-31 r4324 [i686-linux-4.15.0-115-generic] (local build)
    [1] => Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org
    [2] => 
    [3] => Smartctl open device: /dev/sda1 failed: Permission denied
)