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    Ubuntu 14.04 crashes due to using too much memory

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    • DustinB3403D
      DustinB3403
      last edited by

      As a learning experience

      VIRT is the "used amount" of memory and %MEM is obviously the "amount of total" memory.

      0_1462899749306_XenCenterMain_2016-05-10_13-01-51.png

      scottalanmillerS 1 Reply Last reply Reply Quote 1
      • DustinB3403D
        DustinB3403
        last edited by

        Here's an older site explaining the top command if you need further details.

        1 Reply Last reply Reply Quote 0
        • scottalanmillerS
          scottalanmiller @IRJ
          last edited by

          @IRJ said in Ubuntu 14.04 crashes due to using too much memory:

          Right now it is using very little memory (2%) . I just rebooted so I will check when there is an issue again.

          That's why I was asking for the sar output, it will show what was going on leading up to the crash.

          1 Reply Last reply Reply Quote 0
          • scottalanmillerS
            scottalanmiller @DustinB3403
            last edited by

            @DustinB3403 said in Ubuntu 14.04 crashes due to using too much memory:

            As a learning experience

            VIRT is the "used amount" of memory and %MEM is obviously the "amount of total" memory.

            But hit M to reorder the display by memory used, rather than by CPU used.

            1 Reply Last reply Reply Quote 0
            • scottalanmillerS
              scottalanmiller
              last edited by

              Here is a top output after reordering....

              0_1462900220178_Screenshot from 2016-05-10 20:09:07.png

              1 Reply Last reply Reply Quote 1
              • DustinB3403D
                DustinB3403
                last edited by

                @scottalanmiller on my distro I have to use Shift+f to change the sort order.

                What is the syntax your using from the command line?

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                • DustinB3403D
                  DustinB3403
                  last edited by DustinB3403

                  Actually yeah no top and m doesn't sort for me, it just removes the usage at the top.

                  Using Top Shift+f and then select VIRT pressing "s" and then "q" sorts with the VIRT used highest to lowest.

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                  • IRJI
                    IRJ @Alex Sage
                    last edited by

                    @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                    @IRJ is this related to this?

                    http://mangolassi.it/topic/7510/my-server-is-crashing-i-think-its-due-to-traffic-but-i-am-not-sure-how-to-tell

                    No different server, but similar problem.

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                    • A
                      Alex Sage @IRJ
                      last edited by

                      @IRJ How much RAM is on the VPS?

                      IRJI 1 Reply Last reply Reply Quote 0
                      • IRJI
                        IRJ @Alex Sage
                        last edited by

                        @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                        @IRJ How much RAM is on the VPS?

                        2gb

                        A 1 Reply Last reply Reply Quote 0
                        • A
                          Alex Sage @IRJ
                          last edited by

                          @IRJ Have you tried 4GB? Seems like your driving a lot of traffic - 2 might not cut it.

                          IRJI 1 Reply Last reply Reply Quote 0
                          • IRJI
                            IRJ @Alex Sage
                            last edited by

                            @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                            @IRJ Have you tried 4GB? Seems like your driving a lot of traffic - 2 might not cut it.

                            I haven't because it's double the price. I am looking at migrating all my hosting to A2. I am trying to keep web cost and social media costs under $50 a month.

                            1 Reply Last reply Reply Quote 1
                            • scottalanmillerS
                              scottalanmiller
                              last edited by

                              2GB can potentially handle a lot of traffic. Millions of hits a month, depending on the platform.

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                              • A
                                Alex Sage @scottalanmiller
                                last edited by

                                @scottalanmiller Not will all the plugins he has.....

                                IRJI 1 Reply Last reply Reply Quote 0
                                • IRJI
                                  IRJ @Alex Sage
                                  last edited by

                                  @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                                  @scottalanmiller Not will all the plugins he has.....

                                  I have about 26 plugins which I am told for a large wordpress site is common and perhaps on the low end.

                                  A scottalanmillerS 2 Replies Last reply Reply Quote 0
                                  • A
                                    Alex Sage @IRJ
                                    last edited by

                                    @IRJ that's about 21 too many.

                                    IRJI scottalanmillerS 2 Replies Last reply Reply Quote 0
                                    • scottalanmillerS
                                      scottalanmiller @IRJ
                                      last edited by

                                      @IRJ said in Ubuntu 14.04 crashes due to using too much memory:

                                      @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                                      @scottalanmiller Not will all the plugins he has.....

                                      I have about 26 plugins which I am told for a large wordpress site is common and perhaps on the low end.

                                      That's a lot more than I normally see, but I'm not authority here. But I do know that the plugins themselves and not the number of them would be a bigger factor. One bad one is worse than thirty good ones.

                                      1 Reply Last reply Reply Quote 1
                                      • IRJI
                                        IRJ @Alex Sage
                                        last edited by

                                        @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                                        @IRJ that's about 21 too many.

                                        Here is an article you should read....

                                        https://wpengine.com/blog/plugins-and-fast-wordpress-sites-its-not-the-number-of-plugins-its-the-quality/

                                        scottalanmillerS 1 Reply Last reply Reply Quote 0
                                        • scottalanmillerS
                                          scottalanmiller @Alex Sage
                                          last edited by

                                          @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                                          @IRJ that's about 21 too many.

                                          Definitely about 21 more than I'm used to.

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                                          • scottalanmillerS
                                            scottalanmiller @IRJ
                                            last edited by

                                            @IRJ said in Ubuntu 14.04 crashes due to using too much memory:

                                            @aaronstuder said in Ubuntu 14.04 crashes due to using too much memory:

                                            @IRJ that's about 21 too many.

                                            Here is an article you should read....

                                            https://wpengine.com/blog/plugins-and-fast-wordpress-sites-its-not-the-number-of-plugins-its-the-quality/

                                            Which is basically what I just said before that 🙂

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