I solve the Warning by disabling swap memory, like that: --memory-swap=-1 \ --memory="2G" \
But in MESOS UI I still see 999mb of memory available, even using --memory="2g" to up mesos slave. Thanks On Tue, Sep 29, 2015 at 8:54 PM, Rafael Capucho <[email protected]> wrote: > I tried and ran mesos slave docker using --memory flag, like: > > --memory="2G" > > but it returns: > > WARNING: Your kernel does not support swap limit capabilities, memory > limited without swap. > > Finding for a solution, docker docs > <https://docs.docker.com/installation/ubuntulinux/#adjust-memory-and-swap-accounting> > says to alter /etc/default/grub but my VPS in Linode doesnt even have > grub installed, this files doesnt exist. > > Any Ideas? Thank you. > > > > > > > On Tue, Sep 29, 2015 at 7:55 PM, Rafael Capucho <[email protected]> > wrote: > >> Hello, >> >> This slave is running in a 2gb ram VM (KVM), inside a docker, with other >> dockers (zookeeper, mesos master and marathon) just it. All the elements >> almost empty because it isn't production ready, just a test environment. >> >> But the slave are recognized as 999 Mem, almost half of what it is. >> >> Is it right? >> >> >> >> >> The mesos-slave alocates others dockers, I dont understand if my mesos >> slave should take all the available ram recognized and it will split this >> ram in the dockers this mesos-slave will launch, or the ram that the slave >> uses need to be lower than is available to live memery for the other >> dockers, or what? >> >> Thank you. >> >> Some commands in the VM: >> >> *root@localhost:~# free -mh * >> total used free shared buffers cached >> Mem: 2.0G 1.4G 606M 528K 40M 778M >> -/+ buffers/cache: 573M 1.4G >> Swap: 255M 64K 255M >> >> >> *root@localhost:~# vmstat -s * >> 2047052 K total memory >> 1420544 K used memory >> 768100 K active memory >> 540012 K inactive memory >> 626508 K free memory >> 42284 K buffer memory >> 797820 K swap cache >> 262140 K total swap >> 64 K used swap >> 262076 K free swap >> 24227 non-nice user cpu ticks >> 0 nice user cpu ticks >> 16150 system cpu ticks >> 1860131 idle cpu ticks >> 3034 IO-wait cpu ticks >> 0 IRQ cpu ticks >> 669 softirq cpu ticks >> 373 stolen cpu ticks >> 1088477 pages paged in >> 300348 pages paged out >> 824 pages swapped in >> 872 pages swapped out >> 2518291 interrupts >> 7404399 CPU context switches >> 1443557461 boot time >> 9559 forks >> >> *root@localhost:~# cat /proc/meminfo * >> MemTotal: 2047052 kB >> MemFree: 626532 kB >> MemAvailable: 1471856 kB >> Buffers: 42360 kB >> Cached: 797860 kB >> SwapCached: 64 kB >> Active: 768112 kB >> Inactive: 540036 kB >> Active(anon): 441100 kB >> Inactive(anon): 27152 kB >> Active(file): 327012 kB >> Inactive(file): 512884 kB >> Unevictable: 0 kB >> Mlocked: 0 kB >> SwapTotal: 262140 kB >> SwapFree: 262076 kB >> Dirty: 92 kB >> Writeback: 0 kB >> AnonPages: 467752 kB >> Mapped: 229020 kB >> Shmem: 528 kB >> Slab: 48448 kB >> SReclaimable: 26836 kB >> SUnreclaim: 21612 kB >> KernelStack: 4528 kB >> PageTables: 6052 kB >> NFS_Unstable: 0 kB >> Bounce: 0 kB >> WritebackTmp: 0 kB >> CommitLimit: 1285664 kB >> Committed_AS: 1534672 kB >> VmallocTotal: 34359738367 kB >> VmallocUsed: 12828 kB >> VmallocChunk: 34359702888 kB >> DirectMap4k: 20352 kB >> DirectMap2M: 2076672 kB >> DirectMap1G: 0 kB >> >> >> >> -- >> Rafael Capucho >> >> Bachelor of Computer Science >> Federal University of São Paulo >> Institute of Science and Technology - ICT >> >> PGP-Public Key: 2048R/7389A96F pgp.mit.edu >> FP: EDB5 CDEE 8442 99CC C92D 9173 6B32 A5C9 7389 A96F >> > > > > -- > -- > Rafael Capucho > > Bachelor of Computer Science > Federal University of São Paulo > Institute of Science and Technology - ICT > > PGP-Public Key: 2048R/7389A96F pgp.mit.edu > FP: EDB5 CDEE 8442 99CC C92D 9173 6B32 A5C9 7389 A96F > -- -- Rafael Capucho Bachelor of Computer Science Federal University of São Paulo Institute of Science and Technology - ICT PGP-Public Key: 2048R/7389A96F pgp.mit.edu FP: EDB5 CDEE 8442 99CC C92D 9173 6B32 A5C9 7389 A96F
