---> uname -a: Linux 221390660a69 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 12.4G 37.6G 25% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 12.4G 37.6G 25% /etc/resolv.conf /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hostname /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hosts /dev/vda1 50.0G 12.4G 37.6G 25% /var/log/sa-host /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/1@tmp /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/1 ---> free -m: total used free shared buff/cache available Mem: 1837 585 277 0 975 1164 Swap: 1023 117 906 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 116: eth0@if117: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/25/20 _x86_64_ (4 CPU) 15:47:18 LINUX RESTART (4 CPU) 15:48:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:49:01 64.09 16.01 48.08 0.00 4537.59 10192.22 0.00 15:50:02 67.70 47.18 20.52 0.00 4605.55 10577.67 0.00 15:51:01 182.19 50.17 132.03 0.00 3110.04 52222.86 0.00 15:52:01 276.37 141.89 134.48 0.00 6459.39 16186.86 0.00 15:53:01 87.91 41.34 46.57 0.00 2340.67 3145.39 0.00 15:54:01 111.52 16.39 95.13 0.00 5093.27 37436.58 0.00 15:55:05 1861.08 1566.57 294.51 0.00 141787.34 186785.57 0.00 15:56:01 1810.64 1610.49 200.16 0.00 89212.33 100709.99 0.00 15:57:01 454.83 179.10 275.73 0.00 52557.25 87375.88 0.00 15:58:02 2393.44 2019.00 374.43 0.00 133529.25 143557.10 0.00 15:59:02 1187.09 936.69 250.40 0.00 70254.96 77058.45 0.00 16:00:01 498.04 295.26 202.77 0.00 15224.35 29408.47 0.00 16:01:01 2.56 1.33 1.23 0.00 26.20 16.16 0.00 16:02:01 1.43 1.03 0.40 0.00 31.66 6.32 0.00 16:03:01 2.36 1.65 0.72 0.00 53.67 14.45 0.00 16:04:01 0.30 0.02 0.28 0.00 0.27 3.28 0.00 16:05:01 0.38 0.13 0.25 0.00 1.73 2.70 0.00 16:06:01 0.17 0.00 0.17 0.00 0.00 1.63 0.00 16:07:01 0.43 0.25 0.18 0.00 4.13 2.05 0.00 16:08:01 0.20 0.00 0.20 0.00 0.00 1.75 0.00 Average: 449.70 345.64 104.06 0.00 26575.67 37935.30 0.00 15:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:49:01 113612 0 580824 30.87 2620 1184500 1310036 44.71 506528 1096392 12 15:50:02 319556 0 581192 30.89 2620 978188 1148088 39.18 570168 832116 120 15:51:01 129512 0 678032 36.04 1492 1072520 1573492 53.70 662156 890616 1020 15:52:01 217068 0 694036 36.89 1484 968968 1319004 45.02 670872 755956 21000 15:53:01 207736 0 741532 39.41 1296 930992 1467372 50.08 749676 682880 42420 15:54:01 84560 0 686984 36.51 396 1109616 1261564 43.05 736592 827248 70796 15:55:05 65496 0 776732 41.28 40 1039288 2329848 79.51 793720 856180 71272 15:56:01 79476 0 1228456 65.29 40 573584 3795328 129.53 893804 688808 4348 15:57:01 74876 0 697312 37.06 40 1109328 1930400 65.88 740344 882176 13764 15:58:02 74576 0 735332 39.08 40 1071608 2333208 79.63 700896 924880 56444 15:59:02 140712 0 644188 34.24 40 1096616 2149272 73.35 568072 967844 10872 16:00:01 641332 0 523344 27.81 40 716840 1296340 44.24 484528 560852 20 16:01:01 652628 0 512048 27.21 40 716840 1169724 39.92 478332 558232 12 16:02:01 652428 0 511564 27.19 40 717524 1168084 39.86 478504 558948 8 16:03:01 650888 0 512200 27.22 40 718428 1167892 39.86 478088 559852 8 16:04:01 650832 0 512236 27.22 40 718448 1167976 39.86 478304 559876 8 16:05:01 650208 0 512864 27.26 40 718444 1168084 39.86 478548 559904 8 16:06:01 651100 0 511952 27.21 40 718464 1167892 39.86 478044 560000 8 16:07:01 650812 0 512248 27.22 40 718456 1167916 39.86 478116 560108 8 16:08:01 651048 0 511992 27.21 40 718476 1167892 39.86 477492 560684 8 Average: 367923 0 633253 33.66 523 879856 1562971 53.34 595139 722178 14608 15:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:49:01 eth0 565.75 400.28 3597.74 88.79 0.00 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 eth0 1042.49 1118.95 2748.76 1471.90 0.00 0.00 0.00 0.00 15:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 docker0 918.25 671.26 71.63 2645.65 0.00 0.00 0.00 0.00 15:51:01 vethea29aef 17.31 20.87 1.71 13.10 0.00 0.00 0.00 0.00 15:51:01 eth0 867.03 594.45 4448.45 1406.78 0.00 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 74.18 89.40 4.67 379.42 0.00 0.00 0.00 0.00 15:52:01 eth0 108.80 77.38 485.69 16.72 0.00 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 veth68030ec 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:52:01 docker0 56.15 79.79 4.41 458.86 0.00 0.00 0.00 0.00 15:53:01 eth0 41.97 32.97 29.34 70.45 0.00 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 veth68030ec 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 vethc6bb879 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:54:01 eth0 202.40 154.18 1697.71 60.19 0.00 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:05 vethc6bb879 0.00 0.25 0.00 0.01 0.00 0.00 0.00 0.00 15:55:05 eth0 54.34 36.22 157.97 42.93 0.00 0.00 0.00 0.00 15:55:05 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:05 docker0 13.29 23.89 0.70 139.11 0.00 0.00 0.00 0.00 15:56:01 vethc6bb879 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 vethceb3632 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 15:56:01 veth9747b98 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 15:56:01 eth0 9.40 7.12 7.38 4.03 0.00 0.00 0.00 0.00 15:57:01 vethc6bb879 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 15:57:01 eth0 93.13 53.36 399.94 59.56 0.00 0.00 0.00 0.00 15:57:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:57:01 veth79288fd 11.96 34.27 0.79 254.05 0.00 0.00 0.00 0.00 15:58:02 vethc6bb879 0.00 0.23 0.00 0.01 0.00 0.00 0.00 0.00 15:58:02 veth0341f6f 4.11 5.01 0.47 16.83 0.00 0.00 0.00 0.00 15:58:02 eth0 84.14 60.99 221.20 60.89 0.00 0.00 0.00 0.00 15:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:02 veth91c667a 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 15:59:02 vethc6bb879 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:59:02 eth0 50.47 37.71 68.87 55.14 0.00 0.00 0.00 0.00 15:59:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 eth0 63.42 46.00 145.51 54.47 0.00 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 1134.06 982.61 86.06 4362.65 0.00 0.00 0.00 0.00 16:01:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 0.48 0.38 0.27 0.20 0.00 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 0.57 0.22 0.17 0.07 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 eth0 0.50 0.32 0.28 0.17 0.00 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 0.17 0.13 0.06 0.04 0.00 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 159.05 130.92 699.04 168.91 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 55.88 48.41 4.24 214.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/25/20 _x86_64_ (4 CPU) 15:47:18 LINUX RESTART (4 CPU) 15:48:01 CPU %user %nice %system %iowait %steal %idle 15:49:01 all 10.69 0.00 4.10 1.70 12.73 70.79 15:49:01 0 9.24 0.00 4.31 0.44 14.17 71.85 15:49:01 1 10.16 0.00 4.26 2.35 11.94 71.28 15:49:01 2 12.73 0.00 4.66 1.92 12.61 68.08 15:49:01 3 10.65 0.00 3.16 2.09 12.19 71.91 15:50:02 all 9.89 0.00 3.33 0.36 15.22 71.19 15:50:02 0 10.03 0.00 3.35 0.25 17.55 68.82 15:50:02 1 11.16 0.00 3.48 0.23 14.43 70.71 15:50:02 2 8.54 0.00 3.94 0.87 14.21 72.44 15:50:02 3 9.83 0.00 2.57 0.11 14.72 72.77 15:51:01 all 8.82 0.00 4.62 1.72 15.77 69.07 15:51:01 0 8.99 0.00 5.42 2.82 17.27 65.51 15:51:01 1 8.61 0.00 3.92 1.52 15.68 70.28 15:51:01 2 6.31 0.00 4.19 1.01 14.55 73.95 15:51:01 3 11.48 0.00 5.00 1.58 15.65 66.30 15:52:01 all 26.80 0.00 11.02 5.71 9.65 46.82 15:52:01 0 28.95 0.00 12.20 5.70 9.90 43.25 15:52:01 1 25.37 0.00 9.91 7.38 10.37 46.97 15:52:01 2 26.99 0.00 10.95 5.93 8.95 47.18 15:52:01 3 25.96 0.00 11.05 3.81 9.36 49.81 15:53:01 all 36.11 0.00 12.98 1.94 20.42 28.54 15:53:01 0 40.63 0.00 13.76 2.10 19.34 24.17 15:53:01 1 35.60 0.00 12.50 1.63 20.82 29.46 15:53:01 2 34.80 0.00 13.75 2.83 19.70 28.92 15:53:01 3 33.56 0.00 11.93 1.22 21.81 31.48 15:54:01 all 11.86 0.00 8.34 1.26 14.98 63.56 15:54:01 0 13.08 0.00 8.85 1.49 15.66 60.92 15:54:01 1 9.32 0.00 8.15 0.96 14.63 66.95 15:54:01 2 11.02 0.00 8.16 0.85 14.86 65.11 15:54:01 3 14.06 0.00 8.22 1.76 14.78 61.18 15:55:05 all 14.96 0.00 18.31 15.18 22.21 29.33 15:55:05 0 15.58 0.00 19.05 16.87 22.64 25.87 15:55:05 1 13.48 0.00 16.55 15.14 22.38 32.45 15:55:05 2 14.32 0.00 18.36 14.72 22.04 30.55 15:55:05 3 16.55 0.00 19.37 13.96 21.79 28.33 15:56:01 all 42.54 0.00 16.22 13.68 13.33 14.23 15:56:01 0 41.66 0.00 16.70 12.54 13.50 15.61 15:56:01 1 43.52 0.00 15.70 13.61 13.35 13.82 15:56:01 2 42.03 0.00 16.28 15.33 12.98 13.38 15:56:01 3 42.97 0.00 16.19 13.23 13.49 14.13 15:57:01 all 37.73 0.00 15.78 12.82 15.35 18.31 15:57:01 0 39.42 0.00 16.07 11.51 14.15 18.85 15:57:01 1 38.17 0.00 14.24 12.44 15.18 19.97 15:57:01 2 34.81 0.00 16.19 14.45 18.03 16.51 15:57:01 3 38.39 0.00 16.67 12.98 14.15 17.82 15:58:02 all 16.86 0.00 19.20 25.97 13.97 24.00 15:58:02 0 18.33 0.00 19.53 29.13 13.23 19.79 15:58:02 1 14.82 0.00 16.84 23.12 14.66 30.55 15:58:02 2 18.79 0.00 21.64 27.21 13.92 18.44 15:58:02 3 15.56 0.00 18.90 24.54 14.04 26.95 15:59:02 all 48.94 0.00 17.35 12.66 13.18 7.86 15:59:02 0 46.29 0.00 17.88 11.65 14.31 9.87 15:59:02 1 48.96 0.00 16.75 11.87 13.53 8.89 15:59:02 2 49.69 0.00 17.17 13.11 13.53 6.50 15:59:02 3 50.83 0.00 17.60 14.06 11.37 6.14 15:59:02 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 21.07 0.00 11.41 10.96 10.25 46.31 16:00:01 0 21.16 0.00 12.22 7.69 10.12 48.80 16:00:01 1 20.44 0.00 10.91 13.22 10.34 45.09 16:00:01 2 21.57 0.00 12.09 13.20 10.46 42.68 16:00:01 3 21.10 0.00 10.40 9.75 10.08 48.66 16:01:01 all 0.11 0.00 0.05 0.02 0.34 99.48 16:01:01 0 0.03 0.00 0.02 0.02 0.30 99.63 16:01:01 1 0.35 0.00 0.03 0.02 0.47 99.14 16:01:01 2 0.03 0.00 0.10 0.02 0.48 99.37 16:01:01 3 0.02 0.00 0.07 0.03 0.10 99.78 16:02:01 all 0.11 0.00 0.05 0.02 0.14 99.68 16:02:01 0 0.00 0.00 0.03 0.02 0.22 99.73 16:02:01 1 0.32 0.00 0.05 0.02 0.15 99.47 16:02:01 2 0.08 0.00 0.10 0.02 0.15 99.65 16:02:01 3 0.05 0.00 0.02 0.02 0.05 99.87 16:03:01 all 0.11 0.00 0.05 0.02 0.13 99.68 16:03:01 0 0.03 0.00 0.08 0.07 0.17 99.65 16:03:01 1 0.32 0.00 0.03 0.00 0.10 99.55 16:03:01 2 0.08 0.00 0.05 0.02 0.13 99.72 16:03:01 3 0.02 0.00 0.03 0.00 0.13 99.82 16:04:01 all 0.12 0.00 0.03 0.00 0.16 99.69 16:04:01 0 0.03 0.00 0.03 0.00 0.05 99.88 16:04:01 1 0.02 0.00 0.03 0.00 0.35 99.60 16:04:01 2 0.43 0.00 0.03 0.00 0.18 99.35 16:04:01 3 0.02 0.00 0.02 0.00 0.05 99.92 16:05:01 all 0.12 0.00 0.02 0.00 0.07 99.78 16:05:01 0 0.00 0.00 0.02 0.00 0.03 99.95 16:05:01 1 0.03 0.00 0.03 0.00 0.12 99.82 16:05:01 2 0.43 0.00 0.02 0.02 0.07 99.47 16:05:01 3 0.03 0.00 0.02 0.00 0.07 99.88 16:06:01 all 0.13 0.00 0.05 0.00 0.17 99.65 16:06:01 0 0.03 0.00 0.05 0.00 0.08 99.83 16:06:01 1 0.03 0.00 0.03 0.00 0.18 99.75 16:06:01 2 0.43 0.00 0.03 0.00 0.20 99.33 16:06:01 3 0.03 0.00 0.07 0.00 0.22 99.68 16:07:01 all 0.13 0.00 0.02 0.01 0.07 99.76 16:07:01 0 0.02 0.00 0.02 0.00 0.02 99.95 16:07:01 1 0.03 0.00 0.03 0.02 0.07 99.85 16:07:01 2 0.45 0.00 0.02 0.02 0.10 99.42 16:07:01 3 0.03 0.00 0.03 0.00 0.10 99.83 16:08:01 all 0.09 0.00 0.02 0.00 0.10 99.79 16:08:01 0 0.02 0.00 0.02 0.00 0.07 99.90 16:08:01 1 0.02 0.00 0.03 0.00 0.17 99.78 16:08:01 2 0.32 0.00 0.03 0.00 0.08 99.57 16:08:01 3 0.02 0.00 0.02 0.00 0.07 99.90 Average: all 13.59 0.00 6.84 4.93 8.72 65.92 Average: 0 13.92 0.00 7.17 4.87 8.93 65.10 Average: 1 13.30 0.00 6.42 4.95 8.79 66.53 Average: 2 13.35 0.00 7.04 5.24 8.64 65.73 Average: 3 13.79 0.00 6.74 4.66 8.50 66.30