Lin time Thu Feb  2 21:43:05 MSK 2023
PHP time Thu, 02 Feb 2023 21:43:05 +0300

hourly uptime back for 20 days:
      hh     11111111112222
dd 012345678901234567890123:
13 ++++++++++++++++++++++++
14 ___________________+++++
15 ++++++++++++++++++++++++
16 ++++++++++++++++++++++++
17 ++++++++++++++++++++++++
18 ++++++++++++++++++++++++
19 ++++++++++++++++++++++++
20 ++++++++++++++++++++++++
21 ++++++++++++++++++++++++
22 ++++++++++++++++++++++++
23 ++++++++++++++++++++++++
24 ++++++++++++++++++++++++
25 ++++++++++++++++++++++++
26 ++++++++++++++++++++++++
27 ++++++++++++++++++++++++
28 ++++++++++++++++++++++++
29 ++++++++++++++++++++++++
30 ++++++++++++++++++++++++
31 ++++++++++++++++++++++++
01 ++++++++++++++++++++++++
02 ++++++++++++++++++++++??
dd 0h2345678901234567890123

Array
(
    [0] => smartctl 6.6 2016-05-31 r4324 [i686-linux-4.15.0-194-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
)