---> uname -a: Linux 3a4680fa0e92 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 13.0G 37.0G 26% / 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 13.0G 37.0G 26% /etc/resolv.conf /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hostname /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hosts /dev/vda1 50.0G 13.0G 37.0G 26% /var/log/sa /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/3@tmp /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/3 ---> free -m: total used free shared buff/cache available Mem: 1837 661 95 0 1079 1094 Swap: 1023 70 953 ---> 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 108: eth0@if109: 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) 08/27/20 _x86_64_ (4 CPU) 20:29:50 LINUX RESTART 20:31:02 tps rtps wtps bread/s bwrtn/s 20:32:01 60.30 44.40 15.89 3477.71 9664.03 20:33:01 417.27 244.27 173.00 8949.46 68434.92 20:34:01 381.47 207.19 174.28 8884.08 29824.47 20:35:01 246.92 143.23 103.69 8346.50 33652.60 20:36:06 1778.23 1443.25 334.97 152026.08 208546.67 20:37:02 1792.11 1520.74 271.37 91829.77 105022.49 20:38:01 1053.27 689.86 363.41 116463.85 158568.68 20:39:02 2076.09 1746.37 329.72 116608.46 119633.26 20:40:01 226.80 49.81 176.99 6144.88 18348.05 20:41:01 4.30 0.52 3.78 17.72 97.78 20:42:01 0.27 0.03 0.23 0.53 2.20 20:43:01 0.25 0.00 0.25 0.00 3.00 20:44:01 0.30 0.00 0.30 0.00 2.68 20:45:01 1.95 1.68 0.27 52.89 4.05 20:46:01 0.80 0.05 0.75 1.33 13.87 20:47:01 0.32 0.00 0.32 0.00 3.60 20:48:01 0.25 0.02 0.23 1.07 2.86 20:49:01 0.20 0.02 0.18 0.53 1.53 20:50:01 0.28 0.02 0.27 0.27 3.88 20:51:02 0.52 0.23 0.28 117.39 2.78 20:52:01 93.98 52.12 41.86 5411.57 11371.27 Average: 389.08 293.84 95.24 24994.81 36823.44 20:31:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:32:01 184532 1697024 90.19 2620 1075580 1326920 45.29 642092 894472 0 20:33:01 118288 1763268 93.71 1492 1074512 1529924 52.21 639552 920212 1080 20:34:01 544608 1336948 71.06 212 484364 1806720 61.66 569184 531752 24336 20:35:01 143016 1738540 92.40 212 980192 1551728 52.96 541116 944652 70584 20:36:06 70476 1811080 96.25 0 1020536 2332068 79.59 763056 881992 86592 20:37:02 180864 1700692 90.39 0 680280 2406816 82.14 825932 656368 0 20:38:01 67080 1814476 96.43 0 925060 2823676 96.37 805676 818128 44024 20:39:02 407072 1474484 78.37 0 800760 1810548 61.79 577708 692660 1488 20:40:01 375716 1505840 80.03 0 908816 1192920 40.71 564476 731744 20 20:41:01 378608 1502948 79.88 0 909296 1172132 40.00 562132 731796 12 20:42:01 380620 1500936 79.77 0 909300 1157704 39.51 560800 731648 8 20:43:01 380980 1500576 79.75 0 909324 1157704 39.51 560920 731660 8 20:44:01 380692 1500864 79.77 0 909332 1157704 39.51 560816 731660 8 20:45:01 379388 1502168 79.84 0 910224 1157704 39.51 561012 732488 24 20:46:01 379588 1501968 79.83 0 910252 1157788 39.51 561008 732512 8 20:47:01 379604 1501952 79.82 0 910256 1157740 39.51 560892 732512 12 20:48:01 379576 1501980 79.83 0 910236 1157704 39.51 561012 732512 12 20:49:01 379388 1502168 79.84 0 910256 1157704 39.51 561016 732544 8 20:50:01 379436 1502120 79.83 0 910284 1157704 39.51 561024 732568 8 20:51:02 373092 1508464 80.17 0 913812 1157776 39.51 566692 733148 8 20:52:01 180668 1700888 90.40 0 1059720 1364492 46.57 591488 886516 100824 Average: 306823 1574733 83.69 216 905828 1471199 50.21 604648 762550 15670 20:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:32:01 eth0 695.84 914.69 2703.81 89.28 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 908.66 679.25 72.91 2693.94 0.00 0.00 0.00 20:33:01 veth6088485 18.98 20.16 1.83 14.31 0.00 0.00 0.00 20:33:01 eth0 2920.11 2546.08 13376.90 3008.28 0.00 0.00 0.00 20:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:33:01 docker0 946.95 746.61 75.25 3024.22 0.00 0.00 0.00 20:34:01 eth0 119.87 93.14 491.15 21.18 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 veth7661fd6 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:34:01 docker0 74.70 85.49 5.85 460.31 0.00 0.00 0.00 20:35:01 eth0 143.11 97.57 1694.75 101.82 0.00 0.00 0.00 20:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:06 eth0 60.49 33.34 167.86 14.90 0.00 0.00 0.00 20:36:06 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:06 veth4dbcdaf 0.00 0.40 0.00 0.02 0.00 0.00 0.00 20:36:06 docker0 956.95 793.76 75.60 3354.48 0.00 0.00 0.00 20:37:02 eth0 46.68 32.41 59.58 60.19 0.00 0.00 0.00 20:37:02 veth5bb9432 0.00 0.20 0.00 0.01 0.00 0.00 0.00 20:37:02 vetha69db53 0.00 0.20 0.00 0.01 0.00 0.00 0.00 20:37:02 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 20:38:01 vethd4d6485 0.00 0.27 0.00 0.02 0.00 0.00 0.00 20:38:01 veth98cbd0d 0.00 0.05 0.00 0.00 0.00 0.00 0.00 20:38:01 veth13a4ff7 0.00 0.08 0.00 0.01 0.00 0.00 0.00 20:38:01 eth0 3402.00 2879.21 16196.97 3259.03 0.00 0.00 0.00 20:39:02 eth0 49.15 35.53 58.59 84.34 0.00 0.00 0.00 20:39:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:39:02 veth02177fd 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:39:02 veth4dbcdaf 0.00 0.71 0.00 0.03 0.00 0.00 0.00 20:40:01 eth0 130.40 85.91 487.95 78.76 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 1115.34 970.90 87.02 4339.08 0.00 0.00 0.00 20:41:01 eth0 1.58 0.87 0.83 0.30 0.00 0.00 0.00 20:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 20:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 20:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 eth0 0.18 0.15 0.08 0.07 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:02 eth0 0.37 0.23 0.15 0.07 0.00 0.00 0.00 20:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 eth0 106.84 67.68 2369.08 10.39 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 132.38 108.00 725.85 156.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.36 45.57 4.09 203.70 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) 08/27/20 _x86_64_ (4 CPU) 20:29:50 LINUX RESTART 20:31:02 CPU %user %nice %system %iowait %steal %idle 20:32:01 all 8.06 0.00 3.08 0.23 0.06 88.58 20:32:01 0 8.61 0.00 3.48 0.00 0.07 87.84 20:32:01 1 8.48 0.00 3.12 0.07 0.05 88.29 20:32:01 2 7.50 0.00 3.38 0.63 0.05 88.44 20:32:01 3 7.64 0.00 2.38 0.21 0.05 89.72 20:33:01 all 19.60 0.00 9.93 3.20 0.11 67.16 20:33:01 0 14.15 0.00 10.89 1.89 0.12 72.94 20:33:01 1 15.38 0.00 9.77 4.53 0.15 70.17 20:33:01 2 32.43 0.00 9.26 3.51 0.09 54.71 20:33:01 3 16.33 0.00 9.80 2.84 0.09 70.95 20:34:01 all 39.60 0.00 13.43 9.12 0.07 37.78 20:34:01 0 39.99 0.00 13.71 6.48 0.05 39.77 20:34:01 1 39.02 0.00 13.44 12.10 0.10 35.34 20:34:01 2 40.54 0.00 13.14 5.95 0.07 40.31 20:34:01 3 38.84 0.00 13.40 11.97 0.07 35.72 20:35:01 all 32.58 0.00 12.05 2.93 0.13 52.32 20:35:01 0 32.98 0.00 11.62 4.20 0.12 51.09 20:35:01 1 33.08 0.00 12.40 2.10 0.09 52.33 20:35:01 2 31.79 0.00 11.27 2.91 0.14 53.89 20:35:01 3 32.46 0.00 12.93 2.48 0.19 51.94 20:36:06 all 19.93 0.00 26.89 16.65 0.62 35.92 20:36:06 0 19.82 0.00 26.76 16.19 0.73 36.50 20:36:06 1 19.39 0.00 26.54 16.31 0.60 37.16 20:36:06 2 19.43 0.00 26.17 16.97 0.53 36.89 20:36:06 3 21.06 0.00 28.08 17.10 0.65 33.12 20:37:02 all 57.65 0.00 21.69 11.95 0.21 8.50 20:37:02 0 57.62 0.00 22.12 12.42 0.19 7.64 20:37:02 1 57.68 0.00 21.45 11.80 0.21 8.87 20:37:02 2 56.36 0.00 22.35 11.47 0.23 9.60 20:37:02 3 58.93 0.00 20.82 12.13 0.21 7.91 20:38:01 all 32.04 0.00 24.80 20.43 0.49 22.24 20:38:01 0 32.33 0.00 25.09 20.76 0.50 21.33 20:38:01 1 31.58 0.00 23.99 19.38 0.60 24.45 20:38:01 2 30.83 0.00 26.00 20.15 0.50 22.52 20:38:01 3 33.45 0.00 24.12 21.38 0.37 20.67 20:39:02 all 47.56 0.00 24.10 17.24 0.28 10.81 20:39:02 0 47.82 0.00 23.44 17.60 0.31 10.83 20:39:02 1 49.40 0.00 22.40 16.87 0.28 11.05 20:39:02 2 46.03 0.00 25.11 14.13 0.24 14.49 20:39:02 3 47.00 0.00 25.47 20.42 0.28 6.84 20:40:01 all 18.50 0.00 8.91 8.65 0.07 63.87 20:40:01 0 20.18 0.00 9.27 9.70 0.05 60.79 20:40:01 1 16.55 0.00 8.92 8.37 0.07 66.10 20:40:01 2 18.70 0.00 8.44 9.50 0.10 63.25 20:40:01 3 18.56 0.00 8.99 7.02 0.09 65.35 20:41:01 all 0.17 0.00 0.05 0.00 0.00 99.77 20:41:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:41:01 1 0.53 0.00 0.03 0.00 0.02 99.42 20:41:01 2 0.07 0.00 0.08 0.00 0.00 99.85 20:41:01 3 0.05 0.00 0.03 0.02 0.00 99.90 20:42:01 all 0.16 0.00 0.03 0.00 0.01 99.79 20:42:01 0 0.03 0.00 0.03 0.00 0.02 99.92 20:42:01 1 0.50 0.00 0.02 0.00 0.03 99.45 20:42:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:43:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:43:01 0 0.00 0.00 0.02 0.00 0.00 99.98 20:43:01 1 0.52 0.00 0.02 0.00 0.00 99.47 20:43:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:43:01 3 0.05 0.00 0.05 0.00 0.00 99.90 20:44:01 all 0.09 0.00 0.05 0.00 0.00 99.86 20:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:44:01 1 0.23 0.00 0.05 0.00 0.00 99.72 20:44:01 2 0.05 0.00 0.05 0.00 0.02 99.88 20:44:01 3 0.02 0.00 0.03 0.00 0.00 99.95 20:45:01 all 0.05 0.00 0.05 0.02 0.00 99.87 20:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:45:01 1 0.18 0.00 0.15 0.07 0.02 99.58 20:45:01 2 0.03 0.00 0.05 0.00 0.00 99.92 20:45:01 3 0.02 0.00 0.02 0.02 0.00 99.95 20:46:01 all 0.15 0.00 0.03 0.00 0.00 99.83 20:46:01 0 0.00 0.00 0.00 0.02 0.00 99.98 20:46:01 1 0.52 0.00 0.03 0.00 0.00 99.45 20:46:01 2 0.02 0.00 0.03 0.00 0.00 99.95 20:46:01 3 0.03 0.00 0.05 0.00 0.00 99.92 20:47:01 all 0.16 0.00 0.02 0.00 0.00 99.82 20:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:47:01 1 0.53 0.00 0.02 0.00 0.00 99.45 20:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:48:01 1 0.53 0.00 0.03 0.00 0.00 99.43 20:48:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:48:01 3 0.02 0.00 0.00 0.00 0.00 99.98 20:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:49:01 1 0.52 0.00 0.02 0.00 0.00 99.47 20:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:50:01 all 0.15 0.00 0.03 0.00 0.00 99.81 20:50:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:50:01 1 0.53 0.00 0.02 0.00 0.00 99.45 20:50:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:50:01 3 0.00 0.00 0.02 0.00 0.00 99.98 20:51:02 all 0.16 0.00 0.03 0.00 0.00 99.81 20:51:02 0 0.05 0.00 0.05 0.02 0.00 99.88 20:51:02 1 0.53 0.00 0.02 0.00 0.00 99.45 20:51:02 2 0.03 0.00 0.02 0.00 0.00 99.95 20:51:02 3 0.03 0.00 0.02 0.00 0.00 99.95 20:52:01 all 4.05 0.00 2.46 2.37 0.01 91.11 20:52:01 0 3.34 0.00 2.78 2.47 0.02 91.40 20:52:01 1 4.21 0.00 2.31 1.92 0.02 91.54 20:52:01 2 4.36 0.00 2.43 2.81 0.02 90.39 20:52:01 3 4.29 0.00 2.37 2.28 0.02 91.04 Average: all 12.98 0.00 6.88 4.32 0.10 75.72 Average: 0 12.82 0.00 6.98 4.28 0.10 75.83 Average: 1 12.91 0.00 6.74 4.35 0.10 75.89 Average: 2 13.33 0.00 6.89 4.10 0.09 75.59 Average: 3 12.85 0.00 6.92 4.55 0.09 75.58