Hey, any chance I could see `stats slabs` output as well? a lot of the data's in there. Need all three: stats, stats items, stats slabs
Also, did you try 1.4.30 with `-o slab_chunk_max=1048576` as well? thanks On Fri, 12 Aug 2016, andr...@vimeo.com wrote: > Thanks! That's an improvement. It's still worse than older versions, but it's > better than 1.4.29. This time it made it up to about 1.75GB/10GB used before > it started evicting; > I left it running for another 8 hours and it got up to 2GB, but no higher. > Here's some stats output from the old and new versions, in case you can > puzzle anything out of it. > > Thanks, > > Andrew > > > On Thursday, August 11, 2016 at 6:14:26 PM UTC-4, Dormando wrote: > Hi, > > https://github.com/memcached/memcached/wiki/ReleaseNotes1430 > > Can you please try this? And let me know how it goes either way :) > > On Wed, 10 Aug 2016, dormando wrote: > > > Hey, > > > > Thanks and sorry about that. I just found a bug this week where the > new > > code is over-allocating (though 30MB out of 10G limit seems odd?) > > > > ie: with -I 2m, it would allocate 2 megabytes of memory and then only > use > > up to 1mb of it. A one-line fix for a missed variable conversion. > > > > Will likely do a bugfix release later tonight with that and a few > other > > things. > > > > Will take a look at your data in hopes it's the same issue at least, > > thanks! > > > > On Wed, 10 Aug 2016, and...@vimeo.com wrote: > > > > > I decided to give this a try on a production setup that has a very > bimodal size distribution (about a 50/50 split of 10k-100k values and 1M-10M > values) and > lots of writes, > > > where we've been running with "-I 10m -m 10240" for a while. It > didn't go so great. Almost immediately there were lots and lots of evictions, > even though the > used memory was > > > only about 30MB of the 10GB limit, and the number of active keys > grew very slowly. "-o slab_chunk_max=1048576" may have had some effect, but > it didn't really > seem like it. > > > Setting "slabs automove 2" (usually 1) reduced evictions about 50% > but it still wasn't enough to get acceptable performance. > > > I've rolled back to 1.4.25 for the moment, but I'm attaching a log > with "stats" and "stats items" from yesterday. "stats sizes" wasn't available > due to -C, and > the log isn't > > > from as long after startup as I would like, but it's what I got, > sorry. > > > > > > Let me know if there's anything else I can do to help. > > > > > > Thanks, > > > > > > Andrew > > > > > > On Wednesday, July 13, 2016 at 8:08:49 PM UTC-4, Dormando wrote: > > > https://github.com/memcached/memcached/wiki/ReleaseNotes1429 > > > > > > enjoy. > > > > > > -- > > > > > > --- > > > You received this message because you are subscribed to the Google > Groups "memcached" group. > > > To unsubscribe from this group and stop receiving emails from it, > send an email to memcached+...@googlegroups.com. > > > For more options, visit https://groups.google.com/d/optout. > > > > > > > > > > -- > > > > --- > > You received this message because you are subscribed to the Google > Groups "memcached" group. > > To unsubscribe from this group and stop receiving emails from it, > send an email to memcached+...@googlegroups.com. > > For more options, visit https://groups.google.com/d/optout. > > > > -- > > --- > You received this message because you are subscribed to the Google Groups > "memcached" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to memcached+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > > -- --- You received this message because you are subscribed to the Google Groups "memcached" group. To unsubscribe from this group and stop receiving emails from it, send an email to memcached+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
