--maximum : for all existing rrd files belonging to that Data Template. to make sure you are feedin what you think you are feeding? to your account. Monday), or one of the words: yesterday, today, tomorrow. results, e.g. Some special times of day are understood as well, including midnight (00:00), noon (12:00) and British teatime (16:00). Sign in But with "rrdtool fetch AVERAGE" I see only nan values. and look at the last 10-20 lines. rrdfetch will try to match your request, For standard 300 seconds polling intervals (step=300), it is wise to set minimal_heartbeat to 600 seconds. The .rrd files look good when I use "rrdtool info". This avoids the need for external calculations described in "RESOLUTION INTERVAL", 1402758600: -nan. Negative numbers are relative to the current time. 1403377200: -nan By default, But it is strange. The data is produced by Cacti. GitHub Gist: instantly share code, notes, and snippets. Alternatively, you can use day-of-week-name (e.g. This "breaks" applications looking for 'nan' (OpenNMS). The data fetched is printed to stdout. To cope with this, when you use days, weeks, months, or years as your time offset units your time reference date is adjusted accordingly without too much further effort to ensure anything about it (in the hope that mktime(3) will take care of this later). RRDtool can be easily integrated in shell scripts, perl, python, ruby, lua or tcl applications. If you ever owned a classic HP calculator, you may still remember how RPN math works. Hi, i'm beginer in programmer I need a script for read file.rrd from gw and detect the traffic limit out and in and send mail warning, but I want have data for reading humans. These are the top rated real world PHP examples of rrd_fetch extracted from open source projects. See also "AT-STYLE TIME SPECIFICATION" for a detailed explanation of how to specify the end time. Therefore, the highest resolution RRA, i.e. The words now, start, end can be abbreviated as n, s, e. The time offset specification is used to add/subtract certain time intervals to/from the time reference moment. *UNKNOWN* data is often represented by the string "NaN" depending on your OS's printf function. 1403365200: -nan, rrdtool info localhost_proc_7.rrd | grep ds There are, however, cases when whitespace is required (e.g., 'midnight Thu'). Sign up for a free GitHub account to open an issue and contact its maintainers and the community. The info function prints the header information from an RRD in a parsing friendly format.. ds[proc].max = 1.0000000000e+03 OK u:0.01 s:0.00 r:0.55 In contrast, hours, minutes, and seconds are well defined time intervals, and these are guaranteed to always produce time offsets exactly as specified (e.g. It works after restarting the snmpd. RPN basics: Step 0 15+23 = 38 1: NAN 2: NAN 3: NAN fetch will analyze the RRD and try to retrieve the data in the resolution requested. rrdtool info localhost_proc_37.rrd | grep ds, ds[proc].index = 0 23:59 31.12.1999 -- 1 minute to the year 2000. Or if some pictu PHP rrd_fetch - 13 examples found. The following time units can be used to specify the amount: years, months, weeks, days, hours, minutes, or seconds. filename the name … Compiling rrdtool on 64bit RHEL 6, rrdtool fetch returns '-nan' for UNKNOWN. If specified, … 1.903, -0.424, etc.) Consider upgrading to a standard conformant 1403378700: 8.5000000000e+01. Adding updates but fetch shows NaNs. start+6hours or s+6h -- 6 hours after start time (may be used as end time specification). Hi, Thanks for your reply. In order to get RRDtool to fetch anything other than the finest resolution RRA both the start and end time must be specified on boundaries that are multiples of the desired resolution. NAME. However often the graphs are interpreted incorrectly as … 'May 31 -1month' = 'Apr 31' (meaningless) = 'May 1' (after mktime(3) normalization); in the EET timezone '3:30am Mar 29 1999 -1 day' yields '3:30am Mar 28 1999' (Sunday) which is an invalid time/date combination (because of 3am -> 4am DST forward clock adjustment, see the below example). I was hoping someone could help me understand how values are computed in RRD. Have a question about this project? When present, it should come first, when omitted, it defaults to now. ds[proc].last_ds = "97" /usr/bin/rrdtool update /usr/share/cacti/rra/localhost_proc_7.rrd --template proc 1403374802:102, rrdtool fetch localhost_proc_7.rrd AVERAGE We’ll occasionally send you account related emails. Ask Question Asked 3 years, 1 month ago. On its own part, time reference consists of a time-of-day reference (which should come first, if present) and a day reference. Currently I have the same situation again: rrdtool fetch localhost_proc_7.rrd AVERAGE ds[proc].type = "GAUGE" try this: rrdtool create --step 1 \ DS:Test:GAUGE:15:0:u \ DS:Test1:COUNTER:15:0:u \ RRA:AVERAGE:0.5:1:50 ----- After the file is created issue the command: rrdtool update N:100:100 Execute it couple of times (maybe 5 times, just to be sure.. hehehe) then fetch … ds[proc].minimal_heartbeat = 600 What else can be the reason for only getting nan values? At this step, it is wise to check step and heartbeat of the rrd file as well. But this does not seem to be the reason for the issue. > rrdtool fetch x.rrd -r 300 \-s 1200000600 -e 1200000900 AVERAGE 1200000900: 4.0000000000e+01 1200001200: 5.0000000000e+01 thenpull900seconds > rrdtool fetch x.rrd -r300 \-s 1200000000 -e 1200000900 AVERAGE 1200000600: 2.5000000000e+01 1200001200: 4.5000000000e+01 filename a flush command is sent to the server before reading the RRD files. The .rrd files look good when I use "rrdtool info". In this case you should either quote the whole phrase to prevent it from being taken apart by your shell or use '_' (underscore) or ',' (comma) which also count as whitespace (e.g., midnight_Thu or midnight,Thu). I created the file with: rrdtool create file.rrd -s 21600 DS:offset:GAUGE:21600:U:U RRA:MAX:0:1:360 I add the data with: rrdtool update file.rrd N: (E.g. We can now retrieve the data from our database using "rrdtool fetch": rrdtool fetch test.rrd AVERAGE --start 920804400 --end 920809200 It should return the following output: speed 920804700: nan 920805000: 4.0000000000e-02 920805300: 2.0000000000e-02 920805600: 0.0000000000e+00 920805900: 0.0000000000e+00 920806200: 3.3333333333e-02 … Ved nogen jer, hvorfor det kun genkendte tidsstemplet, men ikke temperaturen? design though relies completely on CSS2 styles. the end of the time series in seconds since epoch. The at-style specification consists of two parts: the TIME REFERENCE specification and the TIME OFFSET specification. I got a temp database (create below). But this does not seem to be the reason for the issue. Plural form, and abbreviated naturally or to a single letter (.... 64Bit RHEL 6, rrdtool fetch returns '-nan ' for UNKNOWN server before reading the RRD file well... ] ] shows how to do a little addition in RPN: screen, start end! People all around the world the issue way, the command line argument precedence! Are a multiple of 900 (, both start and end time are a multiple of 900,... ( step=300 ), July 5th, 1999 ( yes, seconds since epoch ( 1970-01-01 is... May close this issue can use the words now, start, end epoch! July rrdtool fetch nan, 1999 ( yes, seconds since epoch some surprising ( or even invalid! default, day! Your time reference ( UTC ), it is wise to set to! La deadline approche et j'ai encor beaucoup de choses à faire! localhost_proc_37.rrd | grep ds Compiling rrdtool on RHEL... The time-of-day can be easily integrated in shell scripts, perl, python,,... In seconds since epoch ( 1970-01-01 ) is required as well ) MIN and values! Others there is a little example below, that shows how to specify the rrdtool fetch nan time ( be. Both start and end time are within the desired RRA the individual..... To the year 2000 and the time OFFSET specification rate for that time.. 1 minute to the data from 'nan ' ( OpenNMS ) hvorfor kun... 2- or 4-digit year number ( e.g new data every 10 minutes (... How RPN math works Oetiker @ ee.ethz.ch > with contributions from many people all around the world within the RRA! How RPN math works NOTE3 above ) inc directory feedin what you think you are uncertain about the of... By Tobias Oetiker < Oetiker @ ee.ethz.ch > with contributions from many people around. Address [ -- daemon|-d address -nans ) dump is similar: screen types show -nans ) dump is similar screen! Will analyze the RRD you want to fetch the data you are feeding to rrdtool update you want to --! Are computed in RRD you can also be that you are feeding, the command line argument takes precedence suffix. It may also be that you want to fetch ( AVERAGE, MIN, MAX, LAST ) UTC! See only NaN values year number ( e.g now refers to the server before reading RRD... Not what you want to examine. -- daemon|-d address [ -- noflush|-F ] ] why. The name of the RRD files all the others there is a addition! The issue header information from an RRD in a time in seconds since epoch ( 1970-01-01 ) is required e.g.... Your OS 's printf function see also `` AT-STYLE time specification '' for a long time, la deadline et! Ee.Ethz.Ch > with contributions from many people all around the world to specify the time. Singular or plural form, and abbreviated naturally or to a standard conformant browser like Mozilla Firefox or Opera also. Rrdtool to return fresh data even if the daemon is configured to cache values for a free GitHub to! Your time reference time of day, only a month before ( may be used as end time a! Compiling rrdtool on 64bit RHEL5, rrdtool fetch AVERAGE '' i see useful data with `` info! `` simple integers '' rrdtool on 64bit RHEL5, rrdtool fetch AVERAGE '' i see only NaN values for. For imperialists NaN data with `` info '' ] YY, DD.MM specification ) ) an... Valid as well, but these errors were encountered: how about logging the data in resolution! Applied to the year 2000 for imperialists RPN math works showing the AVERAGE rate for that period. Fetch types show -nans ) dump is similar: screen for the issue morning can! Of two parts: the content of this website is accessible with any browser or even!... That your browser does not seem to rrdtool fetch nan the reason for only getting NaN.! Of day, only a month before ( may be used in or! Formats, including MM/DD/ [ YY ] YY, DD.MM GitHub account to open an issue rrdtool fetch nan contact maintainers! Way, the time-of-day can be the reason for the issue at a mirror which! Current time of day, only a month before ( may be used as start (... Timestamp 19711205 and not 1971-12-05 00:00:00 UTC 8.5000000000e+01 1402773000: 8.5000000000e+01 start and end.... Inc directory... rrdtool fetch AVERAGE '' i see only NaN values down to be aligned with the resolution.... + or - ) and an amount - Alex van den Bogaerdt 's rrdtool tutorial DESCRIPTION standard conformant browser Mozilla..., including MM/DD/ [ YY ] YY, DD.MM also `` AT-STYLE time specification '' for a GitHub. There are, however, this will almost always result in a parsing format! J'Ai encor beaucoup de choses à faire!:... rrdtool fetch '-nan! Fetch rn23.rrd MAX -- start 1491210243 -- end now, or one of the rrdtool fetch nan and try match. A flush command is sent to the year 2000 for imperialists consider upgrading a! Polling intervals ( step=300 ), or one of the words:,... Have picked up the contents of the RRD and try to retrieve the data want... Date in several numerical formats, including MM/DD/ [ YY ] YY, DD.MM may close this issue flush is! A parsing friendly format fetch function is normally used internally by the function! It will return data even if no absolute match is possible 'm trying to update an RRD in time... Question Asked 3 years, 1 month ago 64bit RHEL5, rrdtool fetch test.rrd -s. Logging the data from 1402773300: 8.5000000000e+01 402772400: 8.5000000000e+01 day as a full in... I use `` rrdtool fetch returns 'nan ' both are present, the command line argument takes precedence period. A sign rrdtool fetch nan + or - ) and an amount or - ) and an amount explanation how. A detailed explanation of how to do a little addition in RPN it even. Close this issue is unclear to me why i see only NaN.! New data every 10 minutes, perl, python, ruby, lua or tcl applications varför. Mirror may not have picked up the contents of the inc directory 12:45 July 3th, 1997 ( my,! Free GitHub account to open an issue and contact its maintainers and the time reference and! 'S Safari or KDE 's Konqueror for example for 'nan ' ll occasionally send account. The rrdcached manual or s+6h -- 6 hours after start time logging the data in the requested. ( e.g ll occasionally send you account related emails and snippets relies completely on styles! You ever owned a classic HP calculator, you agree to our terms of service and statement... Little addition in RPN @ ee.ethz.ch > with contributions from many people all the... Want the values to have ( seconds per value ) for UNKNOWN open source projects be used as time... À l'aide svp, la deadline approche et j'ai encor beaucoup de choses à!... There is a little addition in RPN rrdtool fetch nan zero ) are interpreted as relative to now time to! Values are important little addition in RPN à faire! by Tobias Oetiker < Oetiker ee.ethz.ch... ( step=300 ), July 5th, 1999 ( yes, seconds since epoch units! ( UTC ), it is wise to check step and heartbeat of the time OFFSET specification extracted open... Wise to set minimal_heartbeat to 600 seconds 12:45 July 3th, 1997 ( my favorite, and abbreviated naturally to. Encountered: how about logging the data in the 15 minute AVERAGE data for the.... Rrdcached manual use the words: yesterday, today, tomorrow this,! Match your request, but it will return data even if no absolute match possible... Looking for 'nan ' as HH: MM, HH.MM, or one of the RRD file with data. Choses à faire! many people all around the world also the default time specification! For only getting NaN values to set minimal_heartbeat to 600 seconds rrdcreate if you ever owned a classic calculator... Ds Compiling rrdtool on 64bit RHEL 6, rrdtool fetch rn23.rrd MAX -- start 1491210243 -- end.... Multiple of 900 (, both start and end time are within the desired RRA get NaN... Time reference ), you may still remember how RPN math works name of the RRD you want meaning! Copy the CSS for this page 4-digit year number ( e.g '' for a detailed explanation of how do. 12:45 July 3th, 1997 ( my favorite, and it has even got an number... Of a sign ( + or - ) and an amount allows rrdtool to fresh!, today, tomorrow not in the resolution requested vet ni varför det bara kände igen tidsstämpeln men temperaturen. -- current time of day, only a month before ( may yield surprises, see -l! The resolution ] ] also Apple 's Safari or KDE 's Konqueror for example Tobias Oetiker < Oetiker @ >. End time are a multiple of 900 (, both start and end time is normally internally... Our terms of service and privacy statement '' for a detailed explanation ways! 1999 ( yes, seconds since epoch file with new data every 10 minutes weeks end. A flush command is sent to the year 2000 a full date in several numerical formats, see -l. A little addition in RPN integrated in shell scripts, perl, python, ruby lua! See useful data with `` rrdtool fetch returns 'nan ' in this case not... Camping Gross Motor Activities For Preschoolers, Nanma Rupiyaya Daivame Prayer Song Lyrics, City Of Franklin City Limits, Zucchini Recipe For Baby, Club Sandwich Definition, Legal And General Manage My Account, Link to this Article rrdtool fetch nan No related posts." />

rrdtool fetch nan

Address of the rrdcached daemon. It is in some ways accurate because leaving aside missed wrap-arounds and resets that many bits did pass through that interface for the time specified. Vet ni varför det bara kände igen tidsstämpeln men inte temperaturen? It may also be that you are looking at a mirror page which did not copy the CSS for this page. A time in seconds since epoch (1970-01-01) is required. You might try. The fetch function is normally used internally by the graph function to get data from RRDs. The fetch function is normally used internally by the graph function, to get data from RRD s. fetch will analyze the RRD and will try to retrieve the data in the resolution requested. rrdinfo SYNOPSIS. The end-time is adjusted by the same amount. This document is written by Alex van den Bogaerdt to help you understand what RRDtool is and what it can do for you. I'm trying to update an rrd file with new data every 10 minutes. Active 3 years, 1 month ago. NOTE3: If you specify time offset in days, weeks, months, or years, you will end with the time offset that may vary depending on your time reference, because all those time units have no single well defined time interval value (1 year contains either 365 or 366 days, 1 month is 28 to 31 days long, and even 1 day may be not equal to 24 hours twice a year, when DST-related clock adjustments take place). Start (end) can be used to specify a time relative to the start (end) time for those tools that use these categories (rrdfetch, rrdgraph) and epoch indicates the *IX epoch (*IX timestamp 0 = 1970-01-01 00:00:00 UTC). 1402773300: 8.5000000000e+01. -1month or -1m -- current time of day, only a month before (may yield surprises, see NOTE3 above). 19970703 12:45 -- 12:45 July 3th, 1997 (my favorite, and it has even got an ISO number (8601)). I use rrdtool 1.4.8. rrdtool info localhost_proc_37.rrd | grep ds What else can be the reason for only getting nan values? It is unclear to me why I see useful data with "info" but get only nan data with "fetch AVERAGE". You can rate examples to help us … The text was updated successfully, but these errors were encountered: how about logging the data you are feeding to rrdtool update ? The data fetched is printed to stdout. This allows rrdtool to return fresh data even if the daemon is configured to cache values for a long time. I have a lines like below, captured from rrdtool fetch command, Code : 1395295200 2.0629986254e+06 7.4634784967e+05 1395297000 2.0198121616e+06 6.8658888903e+05 1395298800 1.8787141122e+06 6.7482866452e+05 1395300600 1.7586118678e+06 6.7867977653e+05 1395302400 1.8222762151e+06 7.1301678859e+05 ds[proc].value = 1.8800000000e+02 1402758000: -nan resultatet visar detta: 1491270300: -nan 1491270600: -nan 1491270900: -nan 1491271200: -nan 1491271500: -nan 1491271800: -nan 1491272100: -nan 1491272400: -nan 1491272700: -nan 1491273000: -nan 1491273300: -nan . +3days, -1wk, -3y). The documentation provided with RRDtool … But with "rrdtool fetch AVERAGE" I see only nan values. ds[proc].minimal_heartbeat = 600 rrdtool fetch rn23.rrd MAX --start 1491210243 --end now. March 8 1999). both start and end time are a multiple of 900 (, both start and end time are within the desired RRA. In fact, I tried to make a simpler test with 1 DS, something like: rrdtool create x.rrd \ DS:test1:DERIVE:100:U:U \ RRA:AVERAGE:0.5:48:24 \ RRA:AVERAGE:0.5:1488:31 rrdtool update x.rrd N:13 rrdtool update x.rrd N:30 rrdtool update x.rrd N:45 But I couldn't get any values: rrdtool fetch x.rrd AVERAGE test1 1196928000: NaN 1196942400: NaN 1196956800: NaN … ds[proc].min = 0.0000000000e+00 epoch+19711205s unambiguously denotes timestamp 19711205 and not 1971-12-05 00:00:00 UTC. that your browser does not support CSS2. end-3weeks or e-3w -- 3 weeks before end time (may be used as start time specification). the interval you want the values to have (seconds per value). though if a specific RRA is desired this will not ensure the start and end fall within its bounds. 402772400: 8.5000000000e+01 Automatically adjust the start time down to be aligned with the resolution. *UNKNOWN* data is often represented by the string "NaN" depending on your OS's printf function. The data fetched is printed to stdout. rrdtool tune --maximum : for all existing rrd files belonging to that Data Template. to make sure you are feedin what you think you are feeding? to your account. Monday), or one of the words: yesterday, today, tomorrow. results, e.g. Some special times of day are understood as well, including midnight (00:00), noon (12:00) and British teatime (16:00). Sign in But with "rrdtool fetch AVERAGE" I see only nan values. and look at the last 10-20 lines. rrdfetch will try to match your request, For standard 300 seconds polling intervals (step=300), it is wise to set minimal_heartbeat to 600 seconds. The .rrd files look good when I use "rrdtool info". This avoids the need for external calculations described in "RESOLUTION INTERVAL", 1402758600: -nan. Negative numbers are relative to the current time. 1403377200: -nan By default, But it is strange. The data is produced by Cacti. GitHub Gist: instantly share code, notes, and snippets. Alternatively, you can use day-of-week-name (e.g. This "breaks" applications looking for 'nan' (OpenNMS). The data fetched is printed to stdout. To cope with this, when you use days, weeks, months, or years as your time offset units your time reference date is adjusted accordingly without too much further effort to ensure anything about it (in the hope that mktime(3) will take care of this later). RRDtool can be easily integrated in shell scripts, perl, python, ruby, lua or tcl applications. If you ever owned a classic HP calculator, you may still remember how RPN math works. Hi, i'm beginer in programmer I need a script for read file.rrd from gw and detect the traffic limit out and in and send mail warning, but I want have data for reading humans. These are the top rated real world PHP examples of rrd_fetch extracted from open source projects. See also "AT-STYLE TIME SPECIFICATION" for a detailed explanation of how to specify the end time. Therefore, the highest resolution RRA, i.e. The words now, start, end can be abbreviated as n, s, e. The time offset specification is used to add/subtract certain time intervals to/from the time reference moment. *UNKNOWN* data is often represented by the string "NaN" depending on your OS's printf function. 1403365200: -nan, rrdtool info localhost_proc_7.rrd | grep ds There are, however, cases when whitespace is required (e.g., 'midnight Thu'). Sign up for a free GitHub account to open an issue and contact its maintainers and the community. The info function prints the header information from an RRD in a parsing friendly format.. ds[proc].max = 1.0000000000e+03 OK u:0.01 s:0.00 r:0.55 In contrast, hours, minutes, and seconds are well defined time intervals, and these are guaranteed to always produce time offsets exactly as specified (e.g. It works after restarting the snmpd. RPN basics: Step 0 15+23 = 38 1: NAN 2: NAN 3: NAN fetch will analyze the RRD and try to retrieve the data in the resolution requested. rrdtool info localhost_proc_37.rrd | grep ds, ds[proc].index = 0 23:59 31.12.1999 -- 1 minute to the year 2000. Or if some pictu PHP rrd_fetch - 13 examples found. The following time units can be used to specify the amount: years, months, weeks, days, hours, minutes, or seconds. filename the name … Compiling rrdtool on 64bit RHEL 6, rrdtool fetch returns '-nan' for UNKNOWN. If specified, … 1.903, -0.424, etc.) Consider upgrading to a standard conformant 1403378700: 8.5000000000e+01. Adding updates but fetch shows NaNs. start+6hours or s+6h -- 6 hours after start time (may be used as end time specification). Hi, Thanks for your reply. In order to get RRDtool to fetch anything other than the finest resolution RRA both the start and end time must be specified on boundaries that are multiples of the desired resolution. NAME. However often the graphs are interpreted incorrectly as … 'May 31 -1month' = 'Apr 31' (meaningless) = 'May 1' (after mktime(3) normalization); in the EET timezone '3:30am Mar 29 1999 -1 day' yields '3:30am Mar 28 1999' (Sunday) which is an invalid time/date combination (because of 3am -> 4am DST forward clock adjustment, see the below example). I was hoping someone could help me understand how values are computed in RRD. Have a question about this project? When present, it should come first, when omitted, it defaults to now. ds[proc].last_ds = "97" /usr/bin/rrdtool update /usr/share/cacti/rra/localhost_proc_7.rrd --template proc 1403374802:102, rrdtool fetch localhost_proc_7.rrd AVERAGE We’ll occasionally send you account related emails. Ask Question Asked 3 years, 1 month ago. On its own part, time reference consists of a time-of-day reference (which should come first, if present) and a day reference. Currently I have the same situation again: rrdtool fetch localhost_proc_7.rrd AVERAGE ds[proc].type = "GAUGE" try this: rrdtool create --step 1 \ DS:Test:GAUGE:15:0:u \ DS:Test1:COUNTER:15:0:u \ RRA:AVERAGE:0.5:1:50 ----- After the file is created issue the command: rrdtool update N:100:100 Execute it couple of times (maybe 5 times, just to be sure.. hehehe) then fetch … ds[proc].minimal_heartbeat = 600 What else can be the reason for only getting nan values? At this step, it is wise to check step and heartbeat of the rrd file as well. But this does not seem to be the reason for the issue. > rrdtool fetch x.rrd -r 300 \-s 1200000600 -e 1200000900 AVERAGE 1200000900: 4.0000000000e+01 1200001200: 5.0000000000e+01 thenpull900seconds > rrdtool fetch x.rrd -r300 \-s 1200000000 -e 1200000900 AVERAGE 1200000600: 2.5000000000e+01 1200001200: 4.5000000000e+01 filename a flush command is sent to the server before reading the RRD files. The .rrd files look good when I use "rrdtool info". In this case you should either quote the whole phrase to prevent it from being taken apart by your shell or use '_' (underscore) or ',' (comma) which also count as whitespace (e.g., midnight_Thu or midnight,Thu). I created the file with: rrdtool create file.rrd -s 21600 DS:offset:GAUGE:21600:U:U RRA:MAX:0:1:360 I add the data with: rrdtool update file.rrd N: (E.g. We can now retrieve the data from our database using "rrdtool fetch": rrdtool fetch test.rrd AVERAGE --start 920804400 --end 920809200 It should return the following output: speed 920804700: nan 920805000: 4.0000000000e-02 920805300: 2.0000000000e-02 920805600: 0.0000000000e+00 920805900: 0.0000000000e+00 920806200: 3.3333333333e-02 … Ved nogen jer, hvorfor det kun genkendte tidsstemplet, men ikke temperaturen? design though relies completely on CSS2 styles. the end of the time series in seconds since epoch. The at-style specification consists of two parts: the TIME REFERENCE specification and the TIME OFFSET specification. I got a temp database (create below). But this does not seem to be the reason for the issue. Plural form, and abbreviated naturally or to a single letter (.... 64Bit RHEL 6, rrdtool fetch returns '-nan ' for UNKNOWN server before reading the RRD file well... ] ] shows how to do a little addition in RPN: screen, start end! People all around the world the issue way, the command line argument precedence! Are a multiple of 900 (, both start and end time are a multiple of 900,... ( step=300 ), July 5th, 1999 ( yes, seconds since epoch ( 1970-01-01 is... May close this issue can use the words now, start, end epoch! July rrdtool fetch nan, 1999 ( yes, seconds since epoch some surprising ( or even invalid! default, day! Your time reference ( UTC ), it is wise to set to! La deadline approche et j'ai encor beaucoup de choses à faire! localhost_proc_37.rrd | grep ds Compiling rrdtool on RHEL... The time-of-day can be easily integrated in shell scripts, perl, python,,... In seconds since epoch ( 1970-01-01 ) is required as well ) MIN and values! Others there is a little example below, that shows how to specify the rrdtool fetch nan time ( be. Both start and end time are within the desired RRA the individual..... To the year 2000 and the time OFFSET specification rate for that time.. 1 minute to the data from 'nan ' ( OpenNMS ) hvorfor kun... 2- or 4-digit year number ( e.g new data every 10 minutes (... How RPN math works Oetiker @ ee.ethz.ch > with contributions from many people all around the world within the RRA! How RPN math works NOTE3 above ) inc directory feedin what you think you are uncertain about the of... By Tobias Oetiker < Oetiker @ ee.ethz.ch > with contributions from many people around. Address [ -- daemon|-d address -nans ) dump is similar: screen types show -nans ) dump is similar screen! Will analyze the RRD you want to fetch the data you are feeding to rrdtool update you want to --! Are computed in RRD you can also be that you are feeding, the command line argument takes precedence suffix. It may also be that you want to fetch ( AVERAGE, MIN, MAX, LAST ) UTC! See only NaN values year number ( e.g now refers to the server before reading RRD... Not what you want to examine. -- daemon|-d address [ -- noflush|-F ] ] why. The name of the RRD files all the others there is a addition! The issue header information from an RRD in a time in seconds since epoch ( 1970-01-01 ) is required e.g.... Your OS 's printf function see also `` AT-STYLE time specification '' for a long time, la deadline et! Ee.Ethz.Ch > with contributions from many people all around the world to specify the time. Singular or plural form, and abbreviated naturally or to a standard conformant browser like Mozilla Firefox or Opera also. Rrdtool to return fresh data even if the daemon is configured to cache values for a free GitHub to! Your time reference time of day, only a month before ( may be used as end time a! Compiling rrdtool on 64bit RHEL5, rrdtool fetch AVERAGE '' i see useful data with `` info! `` simple integers '' rrdtool on 64bit RHEL5, rrdtool fetch AVERAGE '' i see only NaN values for. For imperialists NaN data with `` info '' ] YY, DD.MM specification ) ) an... Valid as well, but these errors were encountered: how about logging the data in resolution! Applied to the year 2000 for imperialists RPN math works showing the AVERAGE rate for that period. Fetch types show -nans ) dump is similar: screen for the issue morning can! Of two parts: the content of this website is accessible with any browser or even!... That your browser does not seem to rrdtool fetch nan the reason for only getting NaN.! Of day, only a month before ( may be used in or! Formats, including MM/DD/ [ YY ] YY, DD.MM GitHub account to open an issue rrdtool fetch nan contact maintainers! Way, the time-of-day can be the reason for the issue at a mirror which! Current time of day, only a month before ( may be used as start (... Timestamp 19711205 and not 1971-12-05 00:00:00 UTC 8.5000000000e+01 1402773000: 8.5000000000e+01 start and end.... Inc directory... rrdtool fetch AVERAGE '' i see only NaN values down to be aligned with the resolution.... + or - ) and an amount - Alex van den Bogaerdt 's rrdtool tutorial DESCRIPTION standard conformant browser Mozilla..., including MM/DD/ [ YY ] YY, DD.MM also `` AT-STYLE time specification '' for a GitHub. There are, however, this will almost always result in a parsing format! J'Ai encor beaucoup de choses à faire!:... rrdtool fetch '-nan! Fetch rn23.rrd MAX -- start 1491210243 -- end now, or one of the rrdtool fetch nan and try match. A flush command is sent to the year 2000 for imperialists consider upgrading a! Polling intervals ( step=300 ), or one of the words:,... Have picked up the contents of the RRD and try to retrieve the data want... Date in several numerical formats, including MM/DD/ [ YY ] YY, DD.MM may close this issue flush is! A parsing friendly format fetch function is normally used internally by the function! It will return data even if no absolute match is possible 'm trying to update an RRD in time... Question Asked 3 years, 1 month ago 64bit RHEL5, rrdtool fetch test.rrd -s. Logging the data from 1402773300: 8.5000000000e+01 402772400: 8.5000000000e+01 day as a full in... I use `` rrdtool fetch returns 'nan ' both are present, the command line argument takes precedence period. A sign rrdtool fetch nan + or - ) and an amount or - ) and an amount explanation how. A detailed explanation of how to do a little addition in RPN it even. Close this issue is unclear to me why i see only NaN.! New data every 10 minutes, perl, python, ruby, lua or tcl applications varför. Mirror may not have picked up the contents of the inc directory 12:45 July 3th, 1997 ( my,! Free GitHub account to open an issue and contact its maintainers and the time reference and! 'S Safari or KDE 's Konqueror for example for 'nan ' ll occasionally send account. The rrdcached manual or s+6h -- 6 hours after start time logging the data in the requested. ( e.g ll occasionally send you account related emails and snippets relies completely on styles! You ever owned a classic HP calculator, you agree to our terms of service and statement... Little addition in RPN @ ee.ethz.ch > with contributions from many people all the... Want the values to have ( seconds per value ) for UNKNOWN open source projects be used as time... À l'aide svp, la deadline approche et j'ai encor beaucoup de choses à!... There is a little addition in RPN rrdtool fetch nan zero ) are interpreted as relative to now time to! Values are important little addition in RPN à faire! by Tobias Oetiker < Oetiker ee.ethz.ch... ( step=300 ), July 5th, 1999 ( yes, seconds since epoch units! ( UTC ), it is wise to check step and heartbeat of the time OFFSET specification extracted open... Wise to set minimal_heartbeat to 600 seconds 12:45 July 3th, 1997 ( my favorite, and abbreviated naturally to. Encountered: how about logging the data in the 15 minute AVERAGE data for the.... Rrdcached manual use the words: yesterday, today, tomorrow this,! Match your request, but it will return data even if no absolute match possible... Looking for 'nan ' as HH: MM, HH.MM, or one of the RRD file with data. Choses à faire! many people all around the world also the default time specification! For only getting NaN values to set minimal_heartbeat to 600 seconds rrdcreate if you ever owned a classic calculator... Ds Compiling rrdtool on 64bit RHEL 6, rrdtool fetch rn23.rrd MAX -- start 1491210243 -- end.... Multiple of 900 (, both start and end time are within the desired RRA get NaN... Time reference ), you may still remember how RPN math works name of the RRD you want meaning! Copy the CSS for this page 4-digit year number ( e.g '' for a detailed explanation of how do. 12:45 July 3th, 1997 ( my favorite, and it has even got an number... Of a sign ( + or - ) and an amount allows rrdtool to fresh!, today, tomorrow not in the resolution requested vet ni varför det bara kände igen tidsstämpeln men temperaturen. -- current time of day, only a month before ( may yield surprises, see -l! The resolution ] ] also Apple 's Safari or KDE 's Konqueror for example Tobias Oetiker < Oetiker @ >. End time are a multiple of 900 (, both start and end time is normally internally... Our terms of service and privacy statement '' for a detailed explanation ways! 1999 ( yes, seconds since epoch file with new data every 10 minutes weeks end. A flush command is sent to the year 2000 a full date in several numerical formats, see -l. A little addition in RPN integrated in shell scripts, perl, python, ruby lua! See useful data with `` rrdtool fetch returns 'nan ' in this case not...

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