I've modified * src/collectd.c Line 211 : if (mkdir (orig_dir, 0775) == -1) * src/common.c Line 551 : if (mkdir (dir, 0775) == 0)
It's now working. I don't know if it's a good solution perhaps it'll be a good idea to have a configuration entry in the configuration of rrdcached / rrdtools ? Best regards, ----- Message d'origine ----- De: Benjamin DUPUIS <[email protected]> Date: Wed, 28 Mar 2012 11:29:42 +0200 Sujet: Re: [collectd] rrdc_update failed with status -1 À: [email protected] >After debugging, collectdmon ignore umask and always create directories with >permissions 755 > >drwxrwsr-x 4 root rrdcached 4096 mars 28 11:21 rrd2 >cd rrd2 && mkdir opuet && ls >drwxrwsr-x 2 root rrdcached 4096 mars 28 11:21 opuet > >systest3t:/var/lib/collectd/rrd2# umask >0002 >systest3t:/var/lib/collectd/rrd2# collectdmon -P /var/run/collectdmon.pid -c >/usr/sbin/collectd -- -C /etc/collectd.conf > >Run collectd, directory is created with >drwxr-sr-x 12 root rrdcached 4096 mars 28 11:23 systest3t > > > >----- Message d'origine ----- >De: Benjamin DUPUIS <[email protected]> >Date: Wed, 28 Mar 2012 10:25:25 +0200 >Sujet: Re: [collectd] rrdc_update failed with status -1 >À: Bruno Prémont <[email protected]>, Benjamin DUPUIS ><[email protected]> >Cc: [email protected] > >>Hi, >> >>umask doesn't seem to be take into account, here is the output of the >>debugged init.d script >> >>+ '[' -r /etc/default/collectdmon ']' >>+ . /etc/default/collectdmon >>++ umask 002 >>+ case "$1" in >>+ start >>+ echo -n 'Starting collectd: ' >>Starting collectd: + '[' -r /etc/collectd.conf ']' >>+ daemon collectdmon -P /var/run/collectdmon.pid -c /usr/sbin/collectd -- -C >>/etc/collectd.conf >>... >>+ /bin/bash -c 'ulimit -S -c 0 >/dev/null 2>&1 ; collectdmon -P >>/var/run/collectdmon.pid -c /usr/sbin/collectd -- -C /etc/collectd.conf' >> >>but folder are created in 2755 >> >>/var/lib/collectd/rrd2 >>Access: (2775/drwxrwsr-x) Uid: ( 0/ root) Gid: ( 500/rrdcached) >> >>/var/lib/collectd/rrd2/systest3t >>Access: (2755/drwxr-sr-x) Uid: ( 0/ root) Gid: ( 500/rrdcached) >> >> >>any idea ? >> >>Best regards >> >>----- Message d'origine ----- >>De: Bruno Prémont <[email protected]> >>Date: Wed, 28 Mar 2012 09:37:52 +0200 >>Sujet: Re: [collectd] rrdc_update failed with status -1 >>À: Benjamin DUPUIS <[email protected]> >>Cc: Stian Øvrevåge <[email protected]>, Cyril Feraudet >><[email protected]>, [email protected] >> >>>On Wed, 28 Mar 2012 09:30:23 Benjamin DUPUIS wrote: >>>> I had the same problem >>>> >>>> Collectd is run at root >>>> RRDCached is run at rrdcached. >>>> >>>> When rrd files are created they are owned by root.root, so rrdcached >>>> cannot write >>>> chmod 777 (yes it's bad) on your rrds files and it'll work >>>> >>>> I'm searching for a greater solution. >>> >>>One way would be to set UMASK for collectd to allow write access to >>>group and chmod g+s to the directory(ies) where RRDs get created while >>>having those assigned to a group of which rrdcached is a member. >>> >>>e.g. >>> groups rrdcached >>> rrdcached rrd >>> >>> find /path/to/rrd/store/ -type d -exec chgrp rrd {} + >>> find /path/to/rrd/store/ -type d -exec chmod g+ws {} + >>> >>>Bruno >>> >>>> Best regards >>>> >>>> >>>> ----- Message d'origine ----- >>>> De: Stian Øvrevåge <[email protected]> >>>> Date: Mon, 26 Mar 2012 23:33:31 +0200 >>>> Sujet: Re: [collectd] rrdc_update failed with status -1 >>>> À: Cyril Feraudet <[email protected]> >>>> Cc: [email protected] >>>> >>>> >Tried now using >>>> > >>>> >rrdcached -f 7200 -w 3600 -z 900 -b >>>> >/opt/collectd/var/lib/collectd/rrd/ -P FLUSH,BATCH,UPDATE,STATS -l >>>> >127.0.0.1 -l unix:/tmp/rrdcached.sock >>>> > >>>> >No change tho. No packets after the connection has been established. >>>> > >>>> >Tried simulating using telnet, working just fine: >>>> > >>>> >root@collectd-new:/home/kbandusr# telnet localhost 42217 >>>> >Trying 127.0.0.1... >>>> >Connected to localhost. >>>> >Escape character is '^]'. >>>> >STATS >>>> >9 Statistics follow >>>> >QueueLength: 0 >>>> >UpdatesReceived: 12 >>>> >FlushesReceived: 0 >>>> >UpdatesWritten: 0 >>>> >DataSetsWritten: 0 >>>> >TreeNodesNumber: 1 >>>> >TreeDepth: 1 >>>> >JournalBytes: 0 >>>> >JournalRotate: 0 >>>> >UPDATE no-kvh020-sw01/snmp/if_drop_discard_err_que-Vlan1328.rrd >>>> >1332797080:0:0:0:0 >>>> >0 errors, enqueued 1 value(s). >>>> >BATCH >>>> >0 Go ahead. End with dot '.' on its own line. >>>> >UPDATE no-kvh020-sw01/snmp/if_drop_discard_err_que-Vlan1328.rrd >>>> >1332797085:0:0:0:0 >>>> >UPDATE no-kvh020-sw01/snmp/if_drop_discard_err_que-Vlan1328.rrd >>>> >1332797090:0:0:0:0 >>>> >. >>>> >0 errors >>>> >quit >>>> >Connection closed by foreign host. >>>> > >>>> >Regards, >>>> >Stian Øvrevåge >>>> > >>>> >On Mon, Mar 26, 2012 at 10:08 PM, Cyril Feraudet <[email protected]> >>>> >wrote: >>>> >> Have look to "-P" option of rrdcached about permission. >>>> >> >>>> >> I've debugged some issue with rrdcached using strace to see entire >>>> >> error message sent to collectd. >>>> >> >>>> >> Cyril >>>> >> >>>> >> On 26 mars 2012, at 22:01, Stian Øvrevåge wrote: >>>> >> >>>> >>> It always works with sockets and never works with network. >>>> >>> >>>> >>> So I don't think there is an error with the rrd or polling itself. >>>> >>> >>>> >>> Also; tcpdump shows that collectd with connect to rrdcached but does >>>> >>> NOT send ANY >>>> >>> packets when updating and returning thousands of errors. I believe >>>> >>> that the connection handled by collectd is somewhat faulty... I can >>>> >>> connect to rrdcached by telnet and issue commands without problem... >>>> >>> >>>> >>> Brgds, >>>> >>> Stian Øvrevåge >>>> >>> >>>> >>> On Mon, Mar 26, 2012 at 9:57 PM, Cyril Feraudet >>>> >>> <[email protected]> wrote: >>>> >>>> Hi, >>>> >>>> >>>> >>>> Many issue : >>>> >>>> - Your rrd was updated before with a value in the future : rrdtool >>>> >>>> info >>>> >>>> /opt/collectd/var/lib/collectd/rrd/no-kvh020-sw01/snmp/if_drop_discard_err_que-Vlan1309.rrd >>>> >>>> to check las update >>>> >>>> - Host polling no-kvh020-sw01 has his time in the past. >>>> >>>> - More than one no-kvh020-sw01 configured >>>> >>>> - ... >>>> >>>> >>>> >>>> Cyril >>>> >>>> On 26 mars 2012, at 21:00, Stian Øvrevåge wrote: >>>> >>>> >>>> >>>>> Hi, >>>> >>>>> >>>> >>>>> When trying to use DaemonAddress "127.0.0.1:42217" I'm receiving >>>> >>>>> >>>> >>>>> Mar 26 20:52:25 collectd-new collectd[13065]: Filter subsystem: >>>> >>>>> Built-in target `write': Dispatching value to all write plugins >>>> >>>>> failed >>>> >>>>> with status -1. >>>> >>>>> Mar 26 20:52:25 collectd-new collectd[13065]: rrdcached plugin: >>>> >>>>> rrdc_update >>>> >>>>> (/opt/collectd/var/lib/collectd/rrd/no-kvh020-sw01/snmp/if_drop_discard_err_que-Vlan1309.rrd, >>>> >>>>> [1332787945:0:0:0:0], 1) failed with status -1. >>>> >>>>> >>>> >>>>> For ALL updates. >>>> >>>>> >>>> >>>>> This is my rrdcached plugin config: >>>> >>>>> >>>> >>>>> <Plugin "rrdcached"> >>>> >>>>> #DaemonAddress "unix:/tmp/rrdcached.sock" >>>> >>>>> DaemonAddress "127.0.0.1:42217" >>>> >>>>> DataDir "/opt/collectd/var/lib/collectd/rrd" >>>> >>>>> #CreateFiles true >>>> >>>>> #CollectStatistics true >>>> >>>>> StepSize 30 >>>> >>>>> HeartBeat 600 >>>> >>>>> RRaTimespan 3600 >>>> >>>>> RRaTimespan 86400 >>>> >>>>> RRaTimespan 604800 >>>> >>>>> RRaTimespan 2678400 >>>> >>>>> RRaTimespan 166224000 >>>> >>>>> </Plugin> >>>> >>>>> >>>> >>>>> I run rrdcached with "/opt/rrdtool-1.4.7/bin/rrdcached -f 7200 -w >>>> >>>>> 3600 >>>> >>>>> -z 900 -b /opt/collectd/var/lib/collectd/rrd/ -l 127.0.0.1 -l >>>> >>>>> unix:/tmp/rrdcached.sock" >>>> >>>>> >>>> >>>>> The reason I want to test using network sockets is that the unix >>>> >>>>> sockets seem to cause thousands of disk reads and writes according to >>>> >>>>> VMware disk statistics. >>>> >>>>> >>>> >>>>> A tcpdump with ascii decode only shows this: (No data? And statistics >>>> >>>>> which I thought I disabled?) >>>> >>>>> >>>> >>>>> 20:56:52.891588 IP localhost.42381 > localhost.42217: Flags [P.], seq >>>> >>>>> 385950220:385950226, ack 4144176433, win 349, options [nop,nop,TS val >>>> >>>>> 133288705 ecr 133281205], length 6 >>>> >>>>> E..:x.@.@................."....1...]....... >>>> >>>>> ........STATS >>>> >>>>> >>>> >>>>> 20:56:52.891734 IP localhost.42217 > localhost.42381: Flags [P.], seq >>>> >>>>> 1:21, ack 6, win 256, options [nop,nop,TS val 133288705 ecr >>>> >>>>> 133288705], length 20 >>>> >>>>> ...............1.."......<..... >>>> >>>>> ........9 Statistics follow >>>> >>>>> >>>> >>>>> 20:56:52.891760 IP localhost.42381 > localhost.42217: Flags [.], ack >>>> >>>>> 21, win 349, options [nop,nop,TS val 133288705 ecr 133288705], length >>>> >>>>> 0 >>>> >>>>> E..4x.@.@................."....E...])...... >>>> >>>>> ........ >>>> >>>>> 20:56:52.891777 IP localhost.42217 > localhost.42381: Flags [P.], seq >>>> >>>>> 21:176, ack 6, win 256, options [nop,nop,TS val 133288705 ecr >>>> >>>>> 133288705], length 155 >>>> >>>>> E...C.@[email protected].."............ >>>> >>>>> ........QueueLength: 0 >>>> >>>>> UpdatesReceived: 0 >>>> >>>>> FlushesReceived: 0 >>>> >>>>> UpdatesWritten: 0 >>>> >>>>> DataSetsWritten: 0 >>>> >>>>> TreeNodesNumber: 0 >>>> >>>>> TreeDepth: 0 >>>> >>>>> JournalBytes: 0 >>>> >>>>> JournalRotate: 0 >>>> >>>>> >>>> >>>>> 20:56:52.891783 IP localhost.42381 > localhost.42217: Flags [.], ack >>>> >>>>> 176, win 357, options [nop,nop,TS val 133288705 ecr 133288705], >>>> >>>>> length >>>> >>>>> 0 >>>> >>>>> E..4x.@.@................."........e)...... >>>> >>>>> ........ >>>> >>>>> >>>> >>>>> >>>> >>>>> Regards, >>>> >>>>> Stian Øvrevåge >>>> >>>>> >>>> >>>>> _______________________________________________ >>>> >>>>> collectd mailing list >>>> >>>>> [email protected] >>>> >>>>> http://mailman.verplant.org/listinfo/collectd >>>> >>>> >>>> >>>> >>>> >>>> _______________________________________________ >>>> >>>> collectd mailing list >>>> >>>> [email protected] >>>> >>>> http://mailman.verplant.org/listinfo/collectd >>>> >> >>>> > >>>> >_______________________________________________ >>>> >collectd mailing list >>>> >[email protected] >>>> >http://mailman.verplant.org/listinfo/collectd >>>> > >>>> > >>>> >>>> _______________________________________________ >>>> collectd mailing list >>>> [email protected] >>>> http://mailman.verplant.org/listinfo/collectd >>> >>> >>> >> >>_______________________________________________ >>collectd mailing list >>[email protected] >>http://mailman.verplant.org/listinfo/collectd >> >> > >_______________________________________________ >collectd mailing list >[email protected] >http://mailman.verplant.org/listinfo/collectd > > _______________________________________________ collectd mailing list [email protected] http://mailman.verplant.org/listinfo/collectd
