Re: sysctl -zarc for ZFS users
2014-12-08 5:34 GMT+01:00 Yoshihiro Ota o...@j.email.ne.jp: Thank you for your report, Maurizio. I missed 'svn add zarc.c' and resuled an incompelte patch. I uploaded a new one with a complete set to the bugzilla. Please try against clean directory, i.e. svn revert -R usr.bin/systat. Thanks, Hiro On Sat, 6 Dec 2014 15:28:05 +0100 Ranjan1018 . 21474...@gmail.com wrote: 2014-12-06 11:35 GMT+01:00 Yoshihiro Ota o...@j.email.ne.jp: Hi all. I've been watching ZFS activites on my machine and improved systat to monitor such. One of my first goals is to watch ZFS cache statistics. I posted my patch to the bugzilla @ https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195460 I've been using on 11-CURRENT and 10.1-RELEASE myself. Regards, Hiro % systat -zarc Total MFU MRUAnon Hdr L2Hdr Other ZFS ARC206M 63M136M826K 1102K 0K 5251K ratehits misses total hits total misses arcstats : 75%1183 38823721 4202 arcstats.demand_data : 0% 0 0 528 0 arcstats.demand_metadata : 76%1007 30821441 2757 arcstats.prefetch_data: 0% 0 00 0 arcstats.prefetch_metadata: 68% 176 80 1752 1445 zfetchstats : 44% 954120426410 25482 arcstats.l2 : 0% 0 00 0 vdev_cache_stats : 0% 0 00 0 Hi Hiro, just applied the patch, but I receive the error: # make make: don't know how to make zarc.c. Stop make: stopped in /usr/src/usr.bin/systat The file zarc,c is missing. Where can I find it ? Thanks. Maurizio ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org This patch is running on a 9.3-STABLE server for about a week with no problems. Only two cosmetics issues - big numbers are difficult to read eg. zfetchstats : 99% 646 4272407322143761103 is more readable, for me, as zfetchstats : 99% 646 4272.41M143.76M - a total rate percent is missing. Thank you for your work Hiro. -- Maurizio. ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org
Re: sysctl -zarc for ZFS users
Thank you for your report, Maurizio. I missed 'svn add zarc.c' and resuled an incompelte patch. I uploaded a new one with a complete set to the bugzilla. Please try against clean directory, i.e. svn revert -R usr.bin/systat. Thanks, Hiro On Sat, 6 Dec 2014 15:28:05 +0100 Ranjan1018 . 21474...@gmail.com wrote: 2014-12-06 11:35 GMT+01:00 Yoshihiro Ota o...@j.email.ne.jp: Hi all. I've been watching ZFS activites on my machine and improved systat to monitor such. One of my first goals is to watch ZFS cache statistics. I posted my patch to the bugzilla @ https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195460 I've been using on 11-CURRENT and 10.1-RELEASE myself. Regards, Hiro % systat -zarc Total MFU MRUAnon Hdr L2Hdr Other ZFS ARC206M 63M136M826K 1102K 0K 5251K ratehits misses total hits total misses arcstats : 75%1183 38823721 4202 arcstats.demand_data : 0% 0 0 528 0 arcstats.demand_metadata : 76%1007 30821441 2757 arcstats.prefetch_data: 0% 0 00 0 arcstats.prefetch_metadata: 68% 176 80 1752 1445 zfetchstats : 44% 954120426410 25482 arcstats.l2 : 0% 0 00 0 vdev_cache_stats : 0% 0 00 0 Hi Hiro, just applied the patch, but I receive the error: # make make: don't know how to make zarc.c. Stop make: stopped in /usr/src/usr.bin/systat The file zarc,c is missing. Where can I find it ? Thanks. Maurizio ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org
Re: sysctl -zarc for ZFS users
2014-12-06 11:35 GMT+01:00 Yoshihiro Ota o...@j.email.ne.jp: Hi all. I've been watching ZFS activites on my machine and improved systat to monitor such. One of my first goals is to watch ZFS cache statistics. I posted my patch to the bugzilla @ https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195460 I've been using on 11-CURRENT and 10.1-RELEASE myself. Regards, Hiro % systat -zarc Total MFU MRUAnon Hdr L2Hdr Other ZFS ARC206M 63M136M826K 1102K 0K 5251K ratehits misses total hits total misses arcstats : 75%1183 38823721 4202 arcstats.demand_data : 0% 0 0 528 0 arcstats.demand_metadata : 76%1007 30821441 2757 arcstats.prefetch_data: 0% 0 00 0 arcstats.prefetch_metadata: 68% 176 80 1752 1445 zfetchstats : 44% 954120426410 25482 arcstats.l2 : 0% 0 00 0 vdev_cache_stats : 0% 0 00 0 Hi Hiro, just applied the patch, but I receive the error: # make make: don't know how to make zarc.c. Stop make: stopped in /usr/src/usr.bin/systat The file zarc,c is missing. Where can I find it ? Thanks. Maurizio ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to freebsd-current-unsubscr...@freebsd.org
