rrd::DataSource method createRRDfile (protected)

 <instance of rrd::DataSource> createRRDfile

Defined in packages/rrd-tool/tcl/rrd-procs.tcl

Partial Call Graph (max 5 caller/called nodes):

Testcases:

No testcase defined.

Source code:

set durations [[:info parent] cget -durations]
foreach duration ${durations} {
  set d [clock scan $duration -timezone :UTC -base 0]
  set multiple($duration) [expr {$d / ${:baseResolution}}]
  if {$multiple($duration) * ${:baseResolution} != $d} {
    error "duration '$duration' is not a multiple of the base resolution ${:baseResolution} secs"
  }
}
set RRA {}
foreach {res duration} ${durations} {
  set m [expr {$multiple($duration)/$multiple($res)}]
  if {$m * $multiple($res) != $multiple($duration)} {
    error "duration '$duration' is not a multiple of the resolution $res"
  }
  #ns_log notice "$multiple($res) [expr {$multiple($duration)/$multiple($res)}]"
  lappend RRA  "RRA:AVERAGE:0.5:$multiple($res):$m"  "RRA:MIN:0.5:$multiple($res):$m"  "RRA:MAX:0.5:$multiple($res):$m" 
}

ns_log notice "try to create: Rrd::create ${:rrdFile} --step ${:baseResolution} DS:42:DERIVE:10m:0:U {*}$RRA"
Rrd::create ${:rrdFile} --step ${:baseResolution} "DS:42:${:type}:10m:0:U" {*}$RRA

XQL Not present:

Generic, PostgreSQL, Oracle