/usr/share/sysdig/chisels/v_io_by_type.lua is in sysdig 0.8.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Copyright (C) 2013-2015 Draios inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
--]]
view_info =
{
id = "io_by_type",
name = "I/O by Type",
description = "Show an overview of the I/O volume based on I/O type. Possible I/O types are: file, directory, ipv4 or ipv6 network traffic, pipe, unix socket, signal fd, event fd, inotify fd.",
tips = {"This view is a good starting point to understand what a machine is doing besides CPU computation. Remeber that you can apply it to a process or to a container as well, to get an overview of what they are doing."},
tags = {"Default"},
view_type = "table",
applies_to = {"", "container.id", "proc.pid", "proc.name", "thread.tid", "fd.sport", "fd.sproto", "evt.res", "k8s.pod.id", "k8s.rc.id", "k8s.svc.id", "k8s.ns.id"},
use_defaults = true,
drilldown_target = "procs",
columns =
{
{
name = "NA",
field = "fd.type",
is_key = true
},
{
name = "BPS IN",
field = "evt.buflen.in",
description = "Bytes per second read from the FDs of the specific type.",
colsize = 12,
aggregation = "TIME_AVG"
},
{
name = "BPS OUT",
field = "evt.buflen.out",
description = "Bytes per second written to the FDs of the specific type.",
colsize = 12,
aggregation = "TIME_AVG"
},
{
is_sorting = true,
name = "IOPS",
field = "evt.count",
description = "Number of I/O operations for the specified I/O category. This counts all the operations on the file, including, open, close, read, write, stat, and so on. As a consequence, this value can be nonzero even if I/O bytes for the file are zero.",
colsize = 9,
aggregation = "TIME_AVG"
},
{
name = "TIME",
field = "evt.latency",
description = "Time spent by processes doing any I/O operation (including wait) of this type.",
colsize = 9,
aggregation = "SUM"
},
{
name = "I/O Type",
field = "fd.type",
description = "Type of I/O. Can be one of: file, directory, ipv4, ipv6, pipe, unix, signal, event, inotify",
aggregation = "SUM",
colsize = 0
},
}
}
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