On Tue, Jul 30, 2019 at 9:04 AM Diego Remolina <[email protected]> wrote:
> Will this kill the actual process or simply trigger the dump? > This - kill -SIGUSR1 ... - will deliver signal SIGUSR1 to the process. Glusterfs processes (bricks, client mount) are implemented to do a statedump on receiving SIGUSR1. Which process should I kill? The brick process in the system or the fuse > mount? > All those processes that consume large amounts of memory. > Diego > > On Mon, Jul 29, 2019, 23:27 Nithya Balachandran <[email protected]> > wrote: > >> >> >> On Tue, 30 Jul 2019 at 05:44, Diego Remolina <[email protected]> wrote: >> >>> Unfortunately statedump crashes on both machines, even freshly rebooted. >>> >> >> Do you see any statedump files in /var/run/gluster? This looks more like >> the gluster cli crashed. >> >>> >>> [root@ysmha01 ~]# gluster --print-statedumpdir >>> /var/run/gluster >>> [root@ysmha01 ~]# gluster v statedump export >>> Segmentation fault (core dumped) >>> >>> [root@ysmha02 ~]# uptime >>> 20:12:20 up 6 min, 1 user, load average: 0.72, 0.52, 0.24 >>> [root@ysmha02 ~]# gluster --print-statedumpdir >>> /var/run/gluster >>> [root@ysmha02 ~]# gluster v statedump export >>> Segmentation fault (core dumped) >>> >>> I rebooted today after 40 days. Gluster was eating up shy of 40GB of RAM >>> out of 64. >>> >>> What would you recommend to be the next step? >>> >>> Diego >>> >>> On Mon, Mar 4, 2019 at 5:07 AM Poornima Gurusiddaiah < >>> [email protected]> wrote: >>> >>>> Could you also provide the statedump of the gluster process consuming >>>> 44G ram [1]. Please make sure the statedump is taken when the memory >>>> consumption is very high, like 10s of GBs, otherwise we may not be able to >>>> identify the issue. Also i see that the cache size is 10G is that something >>>> you arrived at, after doing some tests? Its relatively higher than normal. >>>> >>>> [1] >>>> https://docs.gluster.org/en/v3/Troubleshooting/statedump/#generate-a-statedump >>>> >>>> On Mon, Mar 4, 2019 at 12:23 AM Diego Remolina <[email protected]> >>>> wrote: >>>> >>>>> Hi, >>>>> >>>>> I will not be able to test gluster-6rc because this is a production >>>>> environment and it takes several days for memory to grow a lot. >>>>> >>>>> The Samba server is hosting all types of files, small and large from >>>>> small roaming profile type files to bigger files like adobe suite, >>>>> autodesk >>>>> Revit (file sizes in the hundreds of megabytes). >>>>> >>>>> As I stated before, this same issue was present back with 3.8.x which >>>>> I was running before. >>>>> >>>>> The information you requested: >>>>> >>>>> [root@ysmha02 ~]# gluster v info export >>>>> >>>>> Volume Name: export >>>>> Type: Replicate >>>>> Volume ID: b4353b3f-6ef6-4813-819a-8e85e5a95cff >>>>> Status: Started >>>>> Snapshot Count: 0 >>>>> Number of Bricks: 1 x 2 = 2 >>>>> Transport-type: tcp >>>>> Bricks: >>>>> Brick1: 10.0.1.7:/bricks/hdds/brick >>>>> Brick2: 10.0.1.6:/bricks/hdds/brick >>>>> Options Reconfigured: >>>>> performance.stat-prefetch: on >>>>> performance.cache-min-file-size: 0 >>>>> network.inode-lru-limit: 65536 >>>>> performance.cache-invalidation: on >>>>> features.cache-invalidation: on >>>>> performance.md-cache-timeout: 600 >>>>> features.cache-invalidation-timeout: 600 >>>>> performance.cache-samba-metadata: on >>>>> transport.address-family: inet >>>>> server.allow-insecure: on >>>>> performance.cache-size: 10GB >>>>> cluster.server-quorum-type: server >>>>> nfs.disable: on >>>>> performance.io-thread-count: 64 >>>>> performance.io-cache: on >>>>> cluster.lookup-optimize: on >>>>> cluster.readdir-optimize: on >>>>> server.event-threads: 5 >>>>> client.event-threads: 5 >>>>> performance.cache-max-file-size: 256MB >>>>> diagnostics.client-log-level: INFO >>>>> diagnostics.brick-log-level: INFO >>>>> cluster.server-quorum-ratio: 51% >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> >>>>> Virus-free. >>>>> www.avast.com >>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> >>>>> <#m_-1957083142921437393_m_-7001269052163580460_m_-4519402017059013283_m_-1483290904248086332_m_-4429654867678350131_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> >>>>> >>>>> On Fri, Mar 1, 2019 at 11:07 PM Poornima Gurusiddaiah < >>>>> [email protected]> wrote: >>>>> >>>>>> This high memory consumption is not normal. Looks like it's a memory >>>>>> leak. Is it possible to try it on test setup with gluster-6rc? What is >>>>>> the >>>>>> kind of workload that goes into fuse mount? Large files or small files? >>>>>> We >>>>>> need the following information to debug further: >>>>>> - Gluster volume info output >>>>>> - Statedump of the Gluster fuse mount process consuming 44G ram. >>>>>> >>>>>> Regards, >>>>>> Poornima >>>>>> >>>>>> >>>>>> On Sat, Mar 2, 2019, 3:40 AM Diego Remolina <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> I am using glusterfs with two servers as a file server sharing files >>>>>>> via samba and ctdb. I cannot use samba vfs gluster plugin, due to bug in >>>>>>> current Centos version of samba. So I am mounting via fuse and exporting >>>>>>> the volume to samba from the mount point. >>>>>>> >>>>>>> Upon initial boot, the server where samba is exporting files climbs >>>>>>> up to ~10GB RAM within a couple hours of use. From then on, it is a >>>>>>> constant slow memory increase. In the past with gluster 3.8.x we had to >>>>>>> reboot the servers at around 30 days . With gluster 4.1.6 we are >>>>>>> getting up >>>>>>> to 48 days, but RAM use is at 48GB out of 64GB. Is this normal? >>>>>>> >>>>>>> The particular versions are below, >>>>>>> >>>>>>> [root@ysmha01 home]# uptime >>>>>>> 16:59:39 up 48 days, 9:56, 1 user, load average: 3.75, 3.17, 3.00 >>>>>>> [root@ysmha01 home]# rpm -qa | grep gluster >>>>>>> centos-release-gluster41-1.0-3.el7.centos.noarch >>>>>>> glusterfs-server-4.1.6-1.el7.x86_64 >>>>>>> glusterfs-api-4.1.6-1.el7.x86_64 >>>>>>> centos-release-gluster-legacy-4.0-2.el7.centos.noarch >>>>>>> glusterfs-4.1.6-1.el7.x86_64 >>>>>>> glusterfs-client-xlators-4.1.6-1.el7.x86_64 >>>>>>> libvirt-daemon-driver-storage-gluster-3.9.0-14.el7_5.8.x86_64 >>>>>>> glusterfs-fuse-4.1.6-1.el7.x86_64 >>>>>>> glusterfs-libs-4.1.6-1.el7.x86_64 >>>>>>> glusterfs-rdma-4.1.6-1.el7.x86_64 >>>>>>> glusterfs-cli-4.1.6-1.el7.x86_64 >>>>>>> samba-vfs-glusterfs-4.8.3-4.el7.x86_64 >>>>>>> [root@ysmha01 home]# rpm -qa | grep samba >>>>>>> samba-common-tools-4.8.3-4.el7.x86_64 >>>>>>> samba-client-libs-4.8.3-4.el7.x86_64 >>>>>>> samba-libs-4.8.3-4.el7.x86_64 >>>>>>> samba-4.8.3-4.el7.x86_64 >>>>>>> samba-common-libs-4.8.3-4.el7.x86_64 >>>>>>> samba-common-4.8.3-4.el7.noarch >>>>>>> samba-vfs-glusterfs-4.8.3-4.el7.x86_64 >>>>>>> [root@ysmha01 home]# cat /etc/redhat-release >>>>>>> CentOS Linux release 7.6.1810 (Core) >>>>>>> >>>>>>> RAM view using top >>>>>>> Tasks: 398 total, 1 running, 397 sleeping, 0 stopped, 0 zombie >>>>>>> %Cpu(s): 7.0 us, 9.3 sy, 1.7 ni, 71.6 id, 9.7 wa, 0.0 hi, 0.8 >>>>>>> si, 0.0 st >>>>>>> KiB Mem : 65772000 total, 1851344 free, 60487404 used, 3433252 >>>>>>> buff/cache >>>>>>> KiB Swap: 0 total, 0 free, 0 used. 3134316 >>>>>>> avail Mem >>>>>>> >>>>>>> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ >>>>>>> COMMAND >>>>>>> 9953 root 20 0 3727912 946496 3196 S 150.2 1.4 38626:27 >>>>>>> glusterfsd >>>>>>> 9634 root 20 0 48.1g 47.2g 3184 S 96.3 75.3 29513:55 >>>>>>> glusterfs >>>>>>> 14485 root 20 0 3404140 63780 2052 S 80.7 0.1 1590:13 >>>>>>> glusterfs >>>>>>> >>>>>>> [root@ysmha01 ~]# gluster v status export >>>>>>> Status of volume: export >>>>>>> Gluster process TCP Port RDMA Port >>>>>>> Online Pid >>>>>>> >>>>>>> ------------------------------------------------------------------------------ >>>>>>> Brick 10.0.1.7:/bricks/hdds/brick 49157 0 Y >>>>>>> 13986 >>>>>>> Brick 10.0.1.6:/bricks/hdds/brick 49153 0 Y >>>>>>> 9953 >>>>>>> Self-heal Daemon on localhost N/A N/A Y >>>>>>> 14485 >>>>>>> Self-heal Daemon on 10.0.1.7 N/A N/A Y >>>>>>> 21934 >>>>>>> Self-heal Daemon on 10.0.1.5 N/A N/A Y >>>>>>> 4598 >>>>>>> >>>>>>> Task Status of Volume export >>>>>>> >>>>>>> ------------------------------------------------------------------------------ >>>>>>> There are no active volume tasks >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=icon> >>>>>>> Virus-free. >>>>>>> www.avast.com >>>>>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail&utm_term=link> >>>>>>> <#m_-1957083142921437393_m_-7001269052163580460_m_-4519402017059013283_m_-1483290904248086332_m_-4429654867678350131_m_1092070095161815064_m_5816452762692804512_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> >>>>>>> _______________________________________________ >>>>>>> Gluster-users mailing list >>>>>>> [email protected] >>>>>>> https://lists.gluster.org/mailman/listinfo/gluster-users >>>>>> >>>>>> _______________________________________________ >>> Gluster-users mailing list >>> [email protected] >>> https://lists.gluster.org/mailman/listinfo/gluster-users >> >> _______________________________________________ > Gluster-users mailing list > [email protected] > https://lists.gluster.org/mailman/listinfo/gluster-users
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