Uploaded image for project: 'MariaDB ColumnStore'
  1. MariaDB ColumnStore
  2. MCOL-2130

PrimProc does not resume memory after query execution and is causing subsequent MCS restarts

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Won't Do
    • 1.1.7, 1.2.3
    • Icebox
    • PrimProc
    • None
    • MCS installed on 1UM-1PM, CentOS7.5

    Description

      PrimProc does not resume memory after query execution and is causing subsequent MCS restarts

      uploaded perfect record and memory dumps of PrimProc
      https://drive.google.com/drive/folders/1VF0pSC5yK-4RPGi6hexG4ds1zfXfmRXf

      PrimProc does not return the consumed memory after query execution
      and that's causing frequent MCS restarts due to exceeding memory limit .
      Problem with system restating is observed during subsequent cases as
      data maintenance operations as bulk inserts,
      next query executed in concurrency,
      or just any incoming query ;

      example : after mcsadmin restart – eg cleaning all allocated memory by mcs processes
      run the query and get resource usage after query is being finished.

      with frequent_ss_items as
       (select substr(i_item_desc,1,30) itemdesc,i_item_sk item_sk,d_date solddate,count(*) cnt
        from store_sales
            ,date_dim
            ,item
        where ss_sold_date_sk = d_date_sk
          and ss_item_sk = i_item_sk
          and d_year in (2000,2000+1,2000+2,2000+3)
        group by substr(i_item_desc,1,30),i_item_sk,d_date
        having count(*) >4),
       max_store_sales as
       (select max(csales) tpcds_cmax
        from (select c_customer_sk,sum(ss_quantity*ss_sales_price) csales
              from store_sales
                  ,customer
                  ,date_dim
              where ss_customer_sk = c_customer_sk
               and ss_sold_date_sk = d_date_sk
               and d_year in (2000,2000+1,2000+2,2000+3)
              group by c_customer_sk) a),
       best_ss_customer as
       (select c_customer_sk,sum(ss_quantity*ss_sales_price) ssales
        from store_sales
            ,customer
        where ss_customer_sk = c_customer_sk
        group by c_customer_sk
        having sum(ss_quantity*ss_sales_price) > (select (50/100.0)*tpcds_cmax from max_store_sales))
      select  sum(sales)
       from (select cs_quantity*cs_list_price sales
             from catalog_sales
                 ,date_dim
             where d_year = 2000
               and d_moy = 2
               and cs_sold_date_sk = d_date_sk
               and cs_item_sk in (select item_sk from frequent_ss_items)
               and cs_bill_customer_sk in (select c_customer_sk from best_ss_customer)
            union all
            select ws_quantity*ws_list_price sales
             from web_sales
                 ,date_dim
             where d_year = 2000
               and d_moy = 2
               and ws_sold_date_sk = d_date_sk
               and ws_item_sk in (select item_sk from frequent_ss_items)
               and ws_bill_customer_sk in (select c_customer_sk from best_ss_customer)) a
       limit 100;
       
      
      

      top - 15:08:16 up 4 days, 13:32,  4 users,  load average: 7.76, 8.00, 7.38
      Tasks: 200 total,   3 running, 193 sleeping,   3 stopped,   0 zombie
      %Cpu(s): 74.6 us,  2.8 sy,  0.0 ni, 19.5 id,  2.5 wa,  0.0 hi,  0.6 si,  0.0 st
      KiB Mem : 61848092 total,  1615952 free, 44995296 used, 15236844 buff/cache
      KiB Swap:  1048572 total,   959660 free,    88912 used. 16278456 avail Mem
       
        PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
      14278 root      19  -1   44.1g  42.3g  12400 t 215.0 71.7  49:40.92 PrimProc
       5669 root      20   0  294680 130352  90408 R  67.3  0.2   0:02.02 gdb
       8050 root      20   0 1779316   8872   3084 S   1.3  0.0 125:22.42 ProcMgr
       7942 root      20   0 5887948  10388   2636 S   0.7  0.0  51:23.44 ProcMon
       4573 root      20   0  162036   2388   1592 R   0.3  0.0   0:00.06 top
      14148 root      20   0  454520  14228   8580 S   0.3  0.0   0:01.25 ServerMonitor
      14759 root      20   0  169988   3616   3292 S   0.3  0.0   0:05.52 sshd
          1 root      20   0  191128   2576   1724 S   0.0  0.0   0:03.32 systemd
          2 root      20   0       0      0      0 S   0.0  0.0   0:00.06 kthreadd
          3 root      20   0       0      0      0 S   0.0  0.0   0:04.53 ksoftirqd/0
          5 root       0 -20       0      0      0 S   0.0  0.0   0:00.00 kworker/0:0H
          7 root      rt   0       0      0      0 S   0.0  0.0   0:05.32 migration/0
          8 root      20   0       0      0      0 S   0.0  0.0   0:00.00 rcu_bh
      
      

       PrimProc_memory_map
      5619ca598000-5619ca685000 r-xp 00000000 08:02 1388502765                 /usr/local/mariadb/columnstore/bin/PrimProc
      5619ca885000-5619ca88b000 r--p 000ed000 08:02 1388502765                 /usr/local/mariadb/columnstore/bin/PrimProc
      5619ca88b000-5619ca88c000 rw-p 000f3000 08:02 1388502765                 /usr/local/mariadb/columnstore/bin/PrimProc
      5619ca88c000-5619ca892000 rw-p 00000000 00:00 0
      5619ca955000-5619cabab000 rw-p 00000000 00:00 0                          [heap]
      7fd17f149000-7fd1834c5000 rw-p 00000000 00:00 0
      7fd183dfe000-7fd183dff000 ---p 00000000 00:00 0
      7fd183dff000-7fd1845ff000 rw-p 00000000 00:00 0
      7fd1845ff000-7fd184600000 ---p 00000000 00:00 0
      7fd184600000-7fd184e00000 rw-p 00000000 00:00 0
      7fd186e04000-7fd186e05000 ---p 00000000 00:00 0
      7fd186e05000-7fd187605000 rw-p 00000000 00:00 0
      7fd189e0a000-7fd189e0b000 ---p 00000000 00:00 0
      7fd189e0b000-7fd18a60b000 rw-p 00000000 00:00 0
      7fd18ce10000-7fd18ce11000 ---p 00000000 00:00 0
      7fd18ce11000-7fd18d611000 rw-p 00000000 00:00 0
      7fd18d611000-7fd193b3b000 r--p 00000000 08:02 4923512                    /usr/lib/locale/locale-archive
      7fd193b3b000-7fd194000000 r--s 00000000 00:13 15628958                   /dev/shm/InfiniDB-shm-00010003
      7fd194000000-7fd194021000 rw-p 00000000 00:00 0
      7fd194021000-7fd198000000 ---p 00000000 00:00 0
      7fd198000000-7fd198021000 rw-p 00000000 00:00 0
      7fd198021000-7fd19c000000 ---p 00000000 00:00 0
      7fd19c000000-7fd19c0d5000 rw-p 00000000 00:00 0
      7fd19c0d5000-7fd1a0000000 ---p 00000000 00:00 0
      7fd1a0000000-7fd1a00be000 rw-p 00000000 00:00 0
      7fd1a00be000-7fd1a4000000 ---p 00000000 00:00 0
      7fd1a4000000-7fd1a4021000 rw-p 00000000 00:00 0
      7fd1a4021000-7fd1a8000000 ---p 00000000 00:00 0
      7fd1a8000000-7fd1ab444000 rw-p 00000000 00:00 0
      7fd1ab444000-7fd1ac000000 ---p 00000000 00:00 0
      7fd1ac74d000-7fd1ac74e000 ---p 00000000 00:00 0
      7fd1ac74e000-7fd1acf4e000 rw-p 00000000 00:00 0
      7fd1acf4e000-7fd1acf4f000 ---p 00000000 00:00 0
      7fd1acf4f000-7fd1ad74f000 rw-p 00000000 00:00 0
      7fd1ad74f000-7fd1ad750000 ---p 00000000 00:00 0
      7fd1ad750000-7fd1adf50000 rw-p 00000000 00:00 0
      7fd1adf50000-7fd1adf51000 ---p 00000000 00:00 0
      7fd1adf51000-7fd1ae751000 rw-p 00000000 00:00 0
      7fd1ae751000-7fd1ae752000 ---p 00000000 00:00 0
      7fd1ae752000-7fd1af7ff000 rw-p 00000000 00:00 0
      7fd1af7ff000-7fd1af800000 ---p 00000000 00:00 0
      7fd1af800000-7fd1b0000000 rw-p 00000000 00:00 0
      7fd1b0000000-7fd1b32c9000 rw-p 00000000 00:00 0
      7fd1b32c9000-7fd1b4000000 ---p 00000000 00:00 0
      7fd1b4000000-7fd1b73f5000 rw-p 00000000 00:00 0
      7fd1b73f5000-7fd1b8000000 ---p 00000000 00:00 0
      7fd1b8000000-7fd1bb448000 rw-p 00000000 00:00 0
      7fd1bb448000-7fd1bc000000 ---p 00000000 00:00 0
      7fd1bc000000-7fd1bf40f000 rw-p 00000000 00:00 0
      7fd1bf40f000-7fd1c0000000 ---p 00000000 00:00 0
      7fd1c0000000-7fd1c343d000 rw-p 00000000 00:00 0
      7fd1c343d000-7fd1c4000000 ---p 00000000 00:00 0
      7fd1c4000000-7fd1c73c8000 rw-p 00000000 00:00 0
      7fd1c73c8000-7fd1c8000000 ---p 00000000 00:00 0
      7fd1c8000000-7fd1cb40b000 rw-p 00000000 00:00 0
      7fd1cb40b000-7fd1cc000000 ---p 00000000 00:00 0
      7fd1cc1d7000-7fd1cd331000 rw-p 00000000 00:00 0
      7fd1cd331000-7fd1cd332000 ---p 00000000 00:00 0
      7fd1cd332000-7fd1cdf33000 rw-p 00000000 00:00 0
      7fd1cdf33000-7fd1cdf34000 ---p 00000000 00:00 0
      7fd1cdf34000-7fd1cebe0000 rw-p 00000000 00:00 0
      7fd1cebe0000-7fd1cebe1000 ---p 00000000 00:00 0
      7fd1cebe1000-7fdc2c000000 rw-p 00000000 00:00 0
      7fdc2c000000-7fdc2c491000 rw-p 00000000 00:00 0
      7fdc2c491000-7fdc30000000 ---p 00000000 00:00 0
      7fdc302a0000-7fdc30b4d000 rw-p 00000000 00:00 0
      7fdc30b4d000-7fdc30b4e000 ---p 00000000 00:00 0
      7fdc30b4e000-7fdc31ffc000 rw-p 00000000 00:00 0
      7fdc31ffc000-7fdc31ffd000 ---p 00000000 00:00 0
      7fdc31ffd000-7fdc327fd000 rw-p 00000000 00:00 0
      7fdc327fd000-7fdc327fe000 ---p 00000000 00:00 0
      7fdc327fe000-7fdc32ffe000 rw-p 00000000 00:00 0
      7fdc32ffe000-7fdc32fff000 ---p 00000000 00:00 0
      7fdc32fff000-7fdc337ff000 rw-p 00000000 00:00 0
      7fdc337ff000-7fdc33800000 ---p 00000000 00:00 0
      7fdc33800000-7fdc34000000 rw-p 00000000 00:00 0
      7fdc34000000-7fdc34366000 rw-p 00000000 00:00 0
      7fdc34366000-7fdc38000000 ---p 00000000 00:00 0
      7fdc38000000-7fdc38158000 rw-p 00000000 00:00 0
      7fdc38158000-7fdc3c000000 ---p 00000000 00:00 0
      7fdc3c000000-7fdc3c366000 rw-p 00000000 00:00 0
      7fdc3c366000-7fdc40000000 ---p 00000000 00:00 0
      7fdc40000000-7fdc401a0000 rw-p 00000000 00:00 0
      7fdc401a0000-7fdc44000000 ---p 00000000 00:00 0
      7fdc44000000-7fdc44d5f000 rw-p 00000000 00:00 0
      7fdc44d5f000-7fdc48000000 ---p 00000000 00:00 0
      7fdc48000000-7fdc48ee0000 rw-p 00000000 00:00 0
      7fdc48ee0000-7fdc4c000000 ---p 00000000 00:00 0
      7fdc4c000000-7fdc4cc8b000 rw-p 00000000 00:00 0
      7fdc4cc8b000-7fdc50000000 ---p 00000000 00:00 0
      7fdc50000000-7fdc50b5e000 rw-p 00000000 00:00 0
      7fdc50b5e000-7fdc54000000 ---p 00000000 00:00 0
      7fdc5434d000-7fdc547f9000 rw-p 00000000 00:00 0
      7fdc547f9000-7fdc547fa000 ---p 00000000 00:00 0
      7fdc547fa000-7fdc54ffa000 rw-p 00000000 00:00 0
      7fdc54ffa000-7fdc54ffb000 ---p 00000000 00:00 0
      7fdc54ffb000-7fdc557fb000 rw-p 00000000 00:00 0
      7fdc557fb000-7fdc557fc000 ---p 00000000 00:00 0
      7fdc557fc000-7fdc55ffc000 rw-p 00000000 00:00 0
      7fdc55ffc000-7fdc55ffd000 ---p 00000000 00:00 0
      7fdc55ffd000-7fdc567fd000 rw-p 00000000 00:00 0
      7fdc567fd000-7fdc567fe000 ---p 00000000 00:00 0
      7fdc567fe000-7fdc56ffe000 rw-p 00000000 00:00 0
      7fdc56ffe000-7fdc56fff000 ---p 00000000 00:00 0
      7fdc56fff000-7fdc577ff000 rw-p 00000000 00:00 0
      7fdc577ff000-7fdc57800000 ---p 00000000 00:00 0
      7fdc57800000-7fdc58000000 rw-p 00000000 00:00 0
      7fdc58000000-7fdc58c43000 rw-p 00000000 00:00 0
      7fdc58c43000-7fdc5c000000 ---p 00000000 00:00 0
      7fdc5c000000-7fdc5ca82000 rw-p 00000000 00:00 0
      7fdc5ca82000-7fdc60000000 ---p 00000000 00:00 0
      7fdc60000000-7fdc60b18000 rw-p 00000000 00:00 0
      7fdc60b18000-7fdc64000000 ---p 00000000 00:00 0
      7fdc64000000-7fdc64bcc000 rw-p 00000000 00:00 0
      7fdc64bcc000-7fdc68000000 ---p 00000000 00:00 0
      7fdc68000000-7fdc68021000 rw-p 00000000 00:00 0
      7fdc68021000-7fdc6c000000 ---p 00000000 00:00 0
      7fdc6c000000-7fdc6c021000 rw-p 00000000 00:00 0
      7fdc6c021000-7fdc70000000 ---p 00000000 00:00 0
      7fdc702c7000-7fdc703f8000 r--s 00000000 00:13 15629405                   /dev/shm/InfiniDB-shm-00020002
      7fdc703f8000-7fdc707f9000 rw-p 00000000 00:00 0
      7fdc707f9000-7fdc707fa000 ---p 00000000 00:00 0
      7fdc707fa000-7fdc70ffa000 rw-p 00000000 00:00 0
      7fdc70ffa000-7fdc70ffb000 ---p 00000000 00:00 0
      7fdc70ffb000-7fdc717fb000 rw-p 00000000 00:00 0
      7fdc717fb000-7fdc717fc000 ---p 00000000 00:00 0
      7fdc717fc000-7fdc71ffc000 rw-p 00000000 00:00 0
      7fdc71ffc000-7fdc71ffd000 ---p 00000000 00:00 0
      7fdc71ffd000-7fdc727fd000 rw-p 00000000 00:00 0
      7fdc727fd000-7fdc727fe000 ---p 00000000 00:00 0
      7fdc727fe000-7fdc72ffe000 rw-p 00000000 00:00 0
      7fdc72ffe000-7fdc72fff000 ---p 00000000 00:00 0
      7fdc72fff000-7fdc737ff000 rw-p 00000000 00:00 0
      7fdc737ff000-7fdc73800000 ---p 00000000 00:00 0
      7fdc73800000-7fdc74000000 rw-p 00000000 00:00 0
      7fdc74000000-7fdc74026000 rw-p 00000000 00:00 0
      7fdc74026000-7fdc78000000 ---p 00000000 00:00 0
      7fdc78000000-7fdc78026000 rw-p 00000000 00:00 0
      7fdc78026000-7fdc7c000000 ---p 00000000 00:00 0
      7fdc7c000000-7fdc7c021000 rw-p 00000000 00:00 0
      7fdc7c021000-7fdc80000000 ---p 00000000 00:00 0
      7fdc80095000-7fdc80541000 rw-p 00000000 00:00 0
      7fdc80541000-7fdc80542000 ---p 00000000 00:00 0
      7fdc80542000-7fdc80d42000 rw-p 00000000 00:00 0
      7fdc80d42000-7fdc80d43000 ---p 00000000 00:00 0
      7fdc80d43000-7fdc81543000 rw-p 00000000 00:00 0
      7fdc81543000-7fdc81544000 ---p 00000000 00:00 0
      7fdc81544000-7fdc81d44000 rw-p 00000000 00:00 0
      7fdc81d44000-7fdc81d45000 ---p 00000000 00:00 0
      7fdc81d45000-7fdc82545000 rw-p 00000000 00:00 0
      7fdc82545000-7fdc825a5000 r-xp 00000000 08:02 4400918                    /usr/lib64/libpcre.so.1.2.0
      7fdc825a5000-7fdc827a5000 ---p 00060000 08:02 4400918                    /usr/lib64/libpcre.so.1.2.0
      7fdc827a5000-7fdc827a6000 r--p 00060000 08:02 4400918                    /usr/lib64/libpcre.so.1.2.0
      7fdc827a6000-7fdc827a7000 rw-p 00061000 08:02 4400918                    /usr/lib64/libpcre.so.1.2.0
      7fdc827a7000-7fdc827cb000 r-xp 00000000 08:02 4269773                    /usr/lib64/libselinux.so.1
      7fdc827cb000-7fdc829ca000 ---p 00024000 08:02 4269773                    /usr/lib64/libselinux.so.1
      7fdc829ca000-7fdc829cb000 r--p 00023000 08:02 4269773                    /usr/lib64/libselinux.so.1
      7fdc829cb000-7fdc829cc000 rw-p 00024000 08:02 4269773                    /usr/lib64/libselinux.so.1
      7fdc829cc000-7fdc829ce000 rw-p 00000000 00:00 0
      7fdc829ce000-7fdc829e4000 r-xp 00000000 08:02 4923549                    /usr/lib64/libresolv-2.17.so
      7fdc829e4000-7fdc82be3000 ---p 00016000 08:02 4923549                    /usr/lib64/libresolv-2.17.so
      7fdc82be3000-7fdc82be4000 r--p 00015000 08:02 4923549                    /usr/lib64/libresolv-2.17.so
      7fdc82be4000-7fdc82be5000 rw-p 00016000 08:02 4923549                    /usr/lib64/libresolv-2.17.so
      7fdc82be5000-7fdc82be7000 rw-p 00000000 00:00 0
      7fdc82be7000-7fdc82bea000 r-xp 00000000 08:02 4303757                    /usr/lib64/libkeyutils.so.1.5
      7fdc82bea000-7fdc82de9000 ---p 00003000 08:02 4303757                    /usr/lib64/libkeyutils.so.1.5
      7fdc82de9000-7fdc82dea000 r--p 00002000 08:02 4303757                    /usr/lib64/libkeyutils.so.1.5
      7fdc82dea000-7fdc82deb000 rw-p 00003000 08:02 4303757                    /usr/lib64/libkeyutils.so.1.5
      7fdc82deb000-7fdc82df8000 r-xp 00000000 08:02 4774651                    /usr/lib64/libkrb5support.so.0.1
      7fdc82df8000-7fdc82ff8000 ---p 0000d000 08:02 4774651                    /usr/lib64/libkrb5support.so.0.1
      7fdc82ff8000-7fdc82ff9000 r--p 0000d000 08:02 4774651                    /usr/lib64/libkrb5support.so.0.1
      7fdc82ff9000-7fdc82ffa000 rw-p 0000e000 08:02 4774651                    /usr/lib64/libkrb5support.so.0.1
      7fdc82ffa000-7fdc83013000 r-xp 00000000 08:02 4468625                    /usr/lib64/libk5crypto.so.3.1
      7fdc83013000-7fdc83212000 ---p 00019000 08:02 4468625                    /usr/lib64/libk5crypto.so.3.1
      7fdc83212000-7fdc83214000 r--p 00018000 08:02 4468625                    /usr/lib64/libk5crypto.so.3.1
      7fdc83214000-7fdc83215000 rw-p 0001a000 08:02 4468625                    /usr/lib64/libk5crypto.so.3.1
      7fdc83215000-7fdc83218000 r-xp 00000000 08:02 4400834                    /usr/lib64/libcom_err.so.2.1
      7fdc83218000-7fdc83417000 ---p 00003000 08:02 4400834                    /usr/lib64/libcom_err.so.2.1
      7fdc83417000-7fdc83418000 r--p 00002000 08:02 4400834                    /usr/lib64/libcom_err.so.2.1
      7fdc83418000-7fdc83419000 rw-p 00003000 08:02 4400834                    /usr/lib64/libcom_err.so.2.1
      7fdc83419000-7fdc834f2000 r-xp 00000000 08:02 4303889                    /usr/lib64/libkrb5.so.3.3
      7fdc834f2000-7fdc836f1000 ---p 000d9000 08:02 4303889                    /usr/lib64/libkrb5.so.3.3
      7fdc836f1000-7fdc836ff000 r--p 000d8000 08:02 4303889                    /usr/lib64/libkrb5.so.3.3
      7fdc836ff000-7fdc83702000 rw-p 000e6000 08:02 4303889                    /usr/lib64/libkrb5.so.3.3
      7fdc83702000-7fdc8374c000 r-xp 00000000 08:02 4305284                    /usr/lib64/libgssapi_krb5.so.2.2
      7fdc8374c000-7fdc8394c000 ---p 0004a000 08:02 4305284                    /usr/lib64/libgssapi_krb5.so.2.2
      7fdc8394c000-7fdc8394d000 r--p 0004a000 08:02 4305284                    /usr/lib64/libgssapi_krb5.so.2.2
      7fdc8394d000-7fdc8394f000 rw-p 0004b000 08:02 4305284                    /usr/lib64/libgssapi_krb5.so.2.2
      7fdc8394f000-7fdc83974000 r-xp 00000000 08:02 4269839                    /usr/lib64/liblzma.so.5.2.2
      7fdc83974000-7fdc83b73000 ---p 00025000 08:02 4269839                    /usr/lib64/liblzma.so.5.2.2
      7fdc83b73000-7fdc83b74000 r--p 00024000 08:02 4269839                    /usr/lib64/liblzma.so.5.2.2
      7fdc83b74000-7fdc83b75000 rw-p 00025000 08:02 4269839                    /usr/lib64/liblzma.so.5.2.2
      7fdc83b75000-7fdc84f46000 r-xp 00000000 08:02 4303681                    /usr/lib64/libicudata.so.50.1.2
      7fdc84f46000-7fdc85145000 ---p 013d1000 08:02 4303681                    /usr/lib64/libicudata.so.50.1.2
      7fdc85145000-7fdc85146000 r--p 013d0000 08:02 4303681                    /usr/lib64/libicudata.so.50.1.2
      7fdc85146000-7fdc85147000 rw-p 013d1000 08:02 4303681                    /usr/lib64/libicudata.so.50.1.2
      7fdc85147000-7fdc85337000 r-xp 00000000 08:02 4303678                    /usr/lib64/libicui18n.so.50.1.2
      7fdc85337000-7fdc85537000 ---p 001f0000 08:02 4303678                    /usr/lib64/libicui18n.so.50.1.2
      7fdc85537000-7fdc85543000 r--p 001f0000 08:02 4303678                    /usr/lib64/libicui18n.so.50.1.2
      7fdc85543000-7fdc85545000 rw-p 001fc000 08:02 4303678                    /usr/lib64/libicui18n.so.50.1.2
      7fdc85545000-7fdc85546000 rw-p 00000000 00:00 0
      7fdc85546000-7fdc856aa000 r-xp 00000000 08:02 4303694                    /usr/lib64/libicuuc.so.50.1.2
      7fdc856aa000-7fdc858aa000 ---p 00164000 08:02 4303694                    /usr/lib64/libicuuc.so.50.1.2
      7fdc858aa000-7fdc858ba000 r--p 00164000 08:02 4303694                    /usr/lib64/libicuuc.so.50.1.2
      7fdc858ba000-7fdc858bb000 rw-p 00174000 08:02 4303694                    /usr/lib64/libicuuc.so.50.1.2
      7fdc858bb000-7fdc858bf000 rw-p 00000000 00:00 0
      7fdc858bf000-7fdc85af3000 r-xp 00000000 08:02 4303874                    /usr/lib64/libcrypto.so.1.0.2k
      7fdc85af3000-7fdc85cf3000 ---p 00234000 08:02 4303874                    /usr/lib64/libcrypto.so.1.0.2k
      7fdc85cf3000-7fdc85d0f000 r--p 00234000 08:02 4303874                    /usr/lib64/libcrypto.so.1.0.2k
      7fdc85d0f000-7fdc85d1c000 rw-p 00250000 08:02 4303874                    /usr/lib64/libcrypto.so.1.0.2k
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      7fdc8b358000-7fdc8b5ec000 r-xp 00000000 08:02 1230312211                 /usr/local/mariadb/columnstore/lib/libjoblist.so.1.0.0
      7fdc8b5ec000-7fdc8b7eb000 ---p 00294000 08:02 1230312211                 /usr/local/mariadb/columnstore/lib/libjoblist.so.1.0.0
      7fdc8b7eb000-7fdc8b7f9000 r--p 00293000 08:02 1230312211                 /usr/local/mariadb/columnstore/lib/libjoblist.so.1.0.0
      7fdc8b7f9000-7fdc8b7fa000 rw-p 002a1000 08:02 1230312211                 /usr/local/mariadb/columnstore/lib/libjoblist.so.1.0.0
      7fdc8b7fa000-7fdc8b809000 rw-p 00000000 00:00 0
      7fdc8b809000-7fdc8b81e000 r-xp 00000000 08:02 1228931148                 /usr/local/mariadb/columnstore/lib/libcacheutils.so.1.0.0
      7fdc8b81e000-7fdc8ba1d000 ---p 00015000 08:02 1228931148                 /usr/local/mariadb/columnstore/lib/libcacheutils.so.1.0.0
      7fdc8ba1d000-7fdc8ba1f000 r--p 00014000 08:02 1228931148                 /usr/local/mariadb/columnstore/lib/libcacheutils.so.1.0.0
      7fdc8ba1f000-7fdc8ba20000 rw-p 00016000 08:02 1228931148                 /usr/local/mariadb/columnstore/lib/libcacheutils.so.1.0.0
      7fdc8ba20000-7fdc8ba3c000 r-xp 00000000 08:02 1230312208                 /usr/local/mariadb/columnstore/lib/libidbdatafile.so.1.0.0
      7fdc8ba3c000-7fdc8bc3c000 ---p 0001c000 08:02 1230312208                 /usr/local/mariadb/columnstore/lib/libidbdatafile.so.1.0.0
      7fdc8bc3c000-7fdc8bc3e000 r--p 0001c000 08:02 1230312208                 /usr/local/mariadb/columnstore/lib/libidbdatafile.so.1.0.0
      7fdc8bc3e000-7fdc8bc3f000 rw-p 0001e000 08:02 1230312208                 /usr/local/mariadb/columnstore/lib/libidbdatafile.so.1.0.0
      7fdc8bc3f000-7fdc8bc6a000 r-xp 00000000 08:02 1230313365                 /usr/local/mariadb/columnstore/lib/libwriteengineclient.so.1.0.0
      7fdc8bc6a000-7fdc8be6a000 ---p 0002b000 08:02 1230313365                 /usr/local/mariadb/columnstore/lib/libwriteengineclient.so.1.0.0
      7fdc8be6a000-7fdc8be6c000 r--p 0002b000 08:02 1230313365                 /usr/local/mariadb/columnstore/lib/libwriteengineclient.so.1.0.0
      7fdc8be6c000-7fdc8be6d000 rw-p 0002d000 08:02 1230313365                 /usr/local/mariadb/columnstore/lib/libwriteengineclient.so.1.0.0
      7fdc8be6d000-7fdc8be6e000 rw-p 00000000 00:00 0
      7fdc8be6e000-7fdc8bf61000 r-xp 00000000 08:02 1230313362                 /usr/local/mariadb/columnstore/lib/libwriteengine.so.1.0.0
      7fdc8bf61000-7fdc8c160000 ---p 000f3000 08:02 1230313362                 /usr/local/mariadb/columnstore/lib/libwriteengine.so.1.0.0
      7fdc8c160000-7fdc8c166000 r--p 000f2000 08:02 1230313362                 /usr/local/mariadb/columnstore/lib/libwriteengine.so.1.0.0
      7fdc8c166000-7fdc8c167000 rw-p 000f8000 08:02 1230313362                 /usr/local/mariadb/columnstore/lib/libwriteengine.so.1.0.0
      7fdc8c167000-7fdc8c16b000 rw-p 00000000 00:00 0
      7fdc8c16b000-7fdc8c1ac000 r-xp 00000000 08:02 1228931196                 /usr/local/mariadb/columnstore/lib/libdmlpackage.so.1.0.0
      7fdc8c1ac000-7fdc8c3ac000 ---p 00041000 08:02 1228931196                 /usr/local/mariadb/columnstore/lib/libdmlpackage.so.1.0.0
      7fdc8c3ac000-7fdc8c3af000 r--p 00041000 08:02 1228931196                 /usr/local/mariadb/columnstore/lib/libdmlpackage.so.1.0.0
      7fdc8c3af000-7fdc8c3b0000 rw-p 00044000 08:02 1228931196                 /usr/local/mariadb/columnstore/lib/libdmlpackage.so.1.0.0
      7fdc8c3b0000-7fdc8c3f8000 r-xp 00000000 08:02 1228931199                 /usr/local/mariadb/columnstore/lib/libdmlpackageproc.so.1.0.0
      7fdc8c3f8000-7fdc8c5f8000 ---p 00048000 08:02 1228931199                 /usr/local/mariadb/columnstore/lib/libdmlpackageproc.so.1.0.0
      7fdc8c5f8000-7fdc8c5fa000 r--p 00048000 08:02 1228931199                 /usr/local/mariadb/columnstore/lib/libdmlpackageproc.so.1.0.0
      7fdc8c5fa000-7fdc8c5fb000 rw-p 0004a000 08:02 1228931199                 /usr/local/mariadb/columnstore/lib/libdmlpackageproc.so.1.0.0
      7fdc8c5fb000-7fdc8c5fc000 rw-p 00000000 00:00 0
      7fdc8c5fc000-7fdc8c648000 r-xp 00000000 08:02 1228931174                 /usr/local/mariadb/columnstore/lib/libddlpackage.so.1.0.0
      7fdc8c648000-7fdc8c847000 ---p 0004c000 08:02 1228931174                 /usr/local/mariadb/columnstore/lib/libddlpackage.so.1.0.0
      7fdc8c847000-7fdc8c84a000 r--p 0004b000 08:02 1228931174                 /usr/local/mariadb/columnstore/lib/libddlpackage.so.1.0.0
      7fdc8c84a000-7fdc8c84b000 rw-p 0004e000 08:02 1228931174                 /usr/local/mariadb/columnstore/lib/libddlpackage.so.1.0.0
      7fdc8c84b000-7fdc8c84d000 rw-p 00000000 00:00 0
      7fdc8c84d000-7fdc8c8bd000 r-xp 00000000 08:02 1228931177                 /usr/local/mariadb/columnstore/lib/libddlpackageproc.so.1.0.0
      7fdc8c8bd000-7fdc8cabd000 ---p 00070000 08:02 1228931177                 /usr/local/mariadb/columnstore/lib/libddlpackageproc.so.1.0.0
      7fdc8cabd000-7fdc8cac0000 r--p 00070000 08:02 1228931177                 /usr/local/mariadb/columnstore/lib/libddlpackageproc.so.1.0.0
      7fdc8cac0000-7fdc8cac1000 rw-p 00073000 08:02 1228931177                 /usr/local/mariadb/columnstore/lib/libddlpackageproc.so.1.0.0
      7fdc8cac1000-7fdc8cac4000 rw-p 00000000 00:00 0
      7fdc8cac4000-7fdc8cb0d000 r-xp 00000000 08:02 1212347874                 /usr/local/mariadb/columnstore/mysql/lib/libmariadb.so.3
      7fdc8cb0d000-7fdc8cd0c000 ---p 00049000 08:02 1212347874                 /usr/local/mariadb/columnstore/mysql/lib/libmariadb.so.3
      7fdc8cd0c000-7fdc8cd14000 r--p 00048000 08:02 1212347874                 /usr/local/mariadb/columnstore/mysql/lib/libmariadb.so.3
      7fdc8cd14000-7fdc8cd16000 rw-p 00050000 08:02 1212347874                 /usr/local/mariadb/columnstore/mysql/lib/libmariadb.so.3
      7fdc8cd16000-7fdc8cd18000 rw-p 00000000 00:00 0
      7fdc8cd18000-7fdc8cd3a000 r-xp 00000000 08:02 4922909                    /usr/lib64/ld-2.17.so
      7fdc8cef6000-7fdc8cefd000 r--s 00000000 08:02 8455305                    /usr/lib64/gconv/gconv-modules.cache
      7fdc8cefd000-7fdc8cf20000 rw-p 00000000 00:00 0
      7fdc8cf26000-7fdc8cf27000 rw-s 00000000 00:13 15639742                   /dev/shm/InfiniDB-shm-00050001
      7fdc8cf27000-7fdc8cf28000 rw-p 00000000 00:00 0
      7fdc8cf28000-7fdc8cf29000 rw-s 00000000 00:13 15629400                   /dev/shm/InfiniDB-shm-ff000000
      7fdc8cf29000-7fdc8cf2a000 rw-s 00000000 00:13 15629399                   /dev/shm/InfiniDB-shm-00050000
      7fdc8cf2a000-7fdc8cf2b000 rw-s 00000000 00:13 15629398                   /dev/shm/InfiniDB-shm-00010000
      7fdc8cf2b000-7fdc8cf2c000 rw-s 00000000 00:13 15629397                   /dev/shm/InfiniDB-shm-00040000
      7fdc8cf2c000-7fdc8cf2d000 rw-s 00000000 00:13 15629396                   /dev/shm/InfiniDB-shm-00030000
      7fdc8cf2d000-7fdc8cf2e000 rw-s 00000000 00:13 15629395                   /dev/shm/InfiniDB-shm-00020000
      7fdc8cf2e000-7fdc8cf39000 rw-p 00000000 00:00 0
      7fdc8cf39000-7fdc8cf3a000 r--p 00021000 08:02 4922909                    /usr/lib64/ld-2.17.so
      7fdc8cf3a000-7fdc8cf3b000 rw-p 00022000 08:02 4922909                    /usr/lib64/ld-2.17.so
      7fdc8cf3b000-7fdc8cf3c000 rw-p 00000000 00:00 0
      7ffdf76b3000-7ffdf76d4000 rw-p 00000000 00:00 0                          [stack]
      7ffdf779b000-7ffdf779d000 r-xp 00000000 00:00 0                          [vdso]
      ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
      
      

      Example concequence with data maintenance operations as bulk inserts :

      2019-03-07 22:03:39 (13581) INFO : For table  foo1.catalog_sales: 1439980416 rows processed and 1439980416 rows inserted.
      2019-03-07 22:03:39 (13581) INFO : Bulk load completed, total run time : 3908.46 seconds
      2019-03-07 22:03:39 (13581) INFO : Running distributed import (mode 1) on all PMs...
      InetStreamSocket::readToMagic(): I/O error1: rc-1; poll signal interrupt ( POLLHUP POLLERR )
      fClnt read error on 1
      2019-03-07 22:52:13 (13581) ERR  : Received a Cpimport Failure from PM1
      2019-03-07 22:52:13 (13581) INFO : Please verify error log files in PM1
      2019-03-07 22:52:14 (13581) INFO : Trying to reconnect and rollback
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      Could not connect to pm1_WriteEngineServer: Connection refused
      Unable to connect to PM1; Trying again...
      2019-03-07 22:52:29 (13581) INFO : Rolling back ..........
      2019-03-07 22:52:29 (13581) INFO : Cleaning up ..........
       
       Load failed
      
      

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            Unassigned Unassigned
            winstone Zdravelina Sokolovska (Inactive)
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              Updated:
              Resolved:

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