---> uname -a: Linux ff3c1bceef0d 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 12.9G 37.1G 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 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/20 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/20@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 679 120 0 1037 1075 Swap: 1023 54 969 ---> 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 110: eth0@if111: 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) 07/30/20 _x86_64_ (4 CPU) 09:17:48 LINUX RESTART 09:19:01 tps rtps wtps bread/s bwrtn/s 09:20:01 87.75 46.78 40.97 7607.61 12631.66 09:21:01 346.48 223.89 122.59 6579.14 49401.06 09:22:02 270.95 132.80 138.15 7271.78 28004.77 09:23:01 195.87 95.62 100.25 3576.67 23267.59 09:24:01 101.23 47.71 53.52 2397.47 21695.64 09:25:01 1060.89 838.58 222.32 90704.42 157703.43 09:26:03 2321.32 2077.16 244.16 138390.35 149574.02 09:27:01 256.16 146.69 109.46 12811.82 16181.90 09:28:02 1088.70 823.25 265.45 103370.89 160951.60 09:29:01 1753.73 1526.41 227.31 104596.32 98841.81 09:30:02 332.59 58.42 274.16 6484.72 27941.36 09:31:01 51.00 11.78 39.22 3094.79 1352.51 09:32:01 1.73 0.03 1.70 0.27 29.13 09:33:01 1.72 1.43 0.28 51.02 3.71 09:34:01 0.85 0.05 0.80 1.60 15.07 09:35:01 0.28 0.03 0.25 0.80 2.78 09:36:01 0.30 0.00 0.30 0.00 3.55 09:37:01 0.25 0.02 0.23 0.53 2.50 09:38:01 76.05 50.73 25.32 5429.94 8303.04 Average: 421.40 322.86 98.54 26141.22 40080.10 09:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 348336 1533220 81.49 2620 964232 1147644 39.17 479716 892892 120 09:21:01 144492 1737064 92.32 1592 1048364 1461764 49.89 579496 954652 1852 09:22:02 147356 1734200 92.17 976 1022216 1617620 55.21 683608 814764 42792 09:23:01 589408 1292148 68.67 420 613744 1311444 44.76 494512 566956 10732 09:24:01 146768 1734788 92.20 420 998720 1591916 54.33 639464 868316 34540 09:25:01 580164 1301392 69.17 100 671984 1301696 44.42 467384 670792 0 09:26:03 75644 1805912 95.98 100 1004040 2322856 79.27 801472 832552 8560 09:27:01 453552 1428004 75.89 100 625340 2141004 73.07 575740 640388 15096 09:28:02 489572 1391984 73.98 100 770748 1334396 45.54 511508 709532 96 09:29:01 173572 1707984 90.78 100 790512 3497236 119.35 702016 797184 3748 09:30:02 433348 1448208 76.97 92 792496 1382972 47.20 552308 680256 16 09:31:01 388020 1493536 79.38 92 880516 1280688 43.71 568264 712116 8 09:32:01 399064 1482492 78.79 92 880524 1171240 39.97 561240 710300 8 09:33:01 397864 1483692 78.85 92 881484 1171264 39.97 561304 711176 16 09:34:01 398004 1483552 78.85 92 881492 1171312 39.97 561372 711176 8 09:35:01 398396 1483160 78.83 92 881488 1171264 39.97 561440 711176 8 09:36:01 398396 1483160 78.83 92 881512 1171264 39.97 561440 711200 12 09:37:01 397968 1483588 78.85 92 881524 1171264 39.97 561200 711216 8 09:38:01 74444 1807112 96.04 92 1117000 1673632 57.12 677160 901620 102200 Average: 338651 1542905 82.00 387 873049 1531183 52.26 584244 753067 11569 09:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:20:01 eth0 834.57 823.60 3089.02 243.81 0.00 0.00 0.00 09:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 docker0 744.55 732.27 63.69 2637.19 0.00 0.00 0.00 09:21:01 veth8d971cf 2.40 3.88 0.16 29.17 0.00 0.00 0.00 09:21:01 eth0 2311.91 1641.79 11950.07 2903.84 0.00 0.00 0.00 09:21:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:21:01 docker0 750.91 739.99 64.16 2680.40 0.00 0.00 0.00 09:22:02 vethba5922e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:22:02 eth0 347.21 259.01 1822.71 75.62 0.00 0.00 0.00 09:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:02 docker0 61.00 110.82 4.38 696.81 0.00 0.00 0.00 09:23:01 vethba5922e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 eth0 28.40 21.22 23.33 12.33 0.00 0.00 0.00 09:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 eth0 105.22 61.39 1690.97 63.03 0.00 0.00 0.00 09:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 vethd315ef6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 veth9bb5349 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 veth0171087 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 vethc81ebc4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:03 eth0 2800.42 1991.46 15354.71 3048.53 0.00 0.00 0.00 09:26:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 09:26:03 vetha07dc19 0.00 0.41 0.00 0.02 0.00 0.00 0.00 09:26:03 docker0 806.63 851.95 67.74 3452.57 0.00 0.00 0.00 09:27:01 veth95bb23f 0.00 0.14 0.00 0.01 0.00 0.00 0.00 09:27:01 eth0 2957.03 2103.35 16184.41 3214.61 0.00 0.00 0.00 09:27:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:27:01 vetha07dc19 0.00 0.43 0.00 0.02 0.00 0.00 0.00 09:28:02 eth0 35.14 29.68 18.13 54.07 0.00 0.00 0.00 09:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:02 vetha07dc19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:02 docker0 813.80 859.51 68.34 3483.22 0.00 0.00 0.00 09:29:01 vethdd821df 0.00 0.12 0.00 0.01 0.00 0.00 0.00 09:29:01 vethdaa7f60 0.00 0.12 0.00 0.01 0.00 0.00 0.00 09:29:01 eth0 2960.94 2107.87 15907.26 3192.82 0.00 0.00 0.00 09:29:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:30:02 eth0 124.29 79.47 536.99 67.95 0.00 0.00 0.00 09:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:02 vetha07dc19 0.00 0.86 0.00 0.04 0.00 0.00 0.00 09:30:02 docker0 868.40 953.05 71.60 4099.88 0.00 0.00 0.00 09:31:01 eth0 40.57 28.99 76.45 52.72 0.00 0.00 0.00 09:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 docker0 6.65 9.78 0.63 57.00 0.00 0.00 0.00 09:32:01 eth0 0.27 0.25 0.42 0.03 0.00 0.00 0.00 09:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 eth0 0.18 0.18 0.08 0.07 0.00 0.00 0.00 09:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 09:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 09:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 eth0 88.38 61.52 2323.70 42.46 0.00 0.00 0.00 09:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 130.65 98.83 819.20 172.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 46.14 50.77 3.81 219.18 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) 07/30/20 _x86_64_ (4 CPU) 09:17:48 LINUX RESTART 09:19:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 9.65 0.00 3.91 1.61 14.57 70.26 09:20:01 0 13.00 0.00 4.40 1.46 16.22 64.93 09:20:01 1 7.21 0.00 3.45 1.21 15.50 72.63 09:20:01 2 9.63 0.00 4.72 2.82 13.05 69.78 09:20:01 3 8.91 0.00 3.08 1.02 13.49 73.49 09:21:01 all 11.28 0.00 4.47 2.20 19.49 62.56 09:21:01 0 15.22 0.00 5.34 5.02 22.14 52.27 09:21:01 1 7.64 0.00 3.58 1.05 18.88 68.85 09:21:01 2 13.23 0.00 4.96 0.83 18.89 62.08 09:21:01 3 9.33 0.00 4.09 1.98 18.12 66.48 09:22:02 all 14.92 0.00 8.38 6.46 13.61 56.62 09:22:02 0 15.59 0.00 8.33 5.87 15.26 54.94 09:22:02 1 12.99 0.00 8.33 9.98 14.14 54.56 09:22:02 2 15.14 0.00 8.71 5.50 13.17 57.47 09:22:02 3 16.00 0.00 8.12 4.50 11.88 59.50 09:23:01 all 45.05 0.00 13.51 4.69 15.40 21.36 09:23:01 0 45.78 0.00 13.39 3.32 15.29 22.21 09:23:01 1 46.65 0.00 13.57 6.98 15.27 17.52 09:23:01 2 40.75 0.00 13.28 3.79 17.03 25.15 09:23:01 3 47.09 0.00 13.82 4.64 13.99 20.47 09:24:01 all 15.97 0.00 7.51 2.21 15.87 58.43 09:24:01 0 13.23 0.00 6.45 1.41 17.21 61.71 09:24:01 1 16.66 0.00 8.33 3.09 16.48 55.45 09:24:01 2 16.81 0.00 7.53 1.78 15.46 58.43 09:24:01 3 17.25 0.00 7.76 2.59 14.28 58.12 09:25:01 all 13.26 0.00 12.09 13.63 17.31 43.70 09:25:01 0 13.27 0.00 10.41 15.08 18.03 43.21 09:25:01 1 12.55 0.00 11.50 13.24 17.04 45.66 09:25:01 2 13.36 0.00 12.95 15.10 16.88 41.70 09:25:01 3 13.91 0.00 13.57 11.05 17.28 44.19 09:26:03 all 12.25 0.00 12.85 32.60 16.33 25.97 09:26:03 0 12.28 0.00 10.99 31.15 16.31 29.27 09:26:03 1 11.60 0.00 12.37 33.28 16.64 26.11 09:26:03 2 13.01 0.00 14.34 33.59 15.72 23.33 09:26:03 3 12.09 0.00 13.74 32.40 16.65 25.12 09:27:01 all 62.33 0.00 12.46 7.66 10.86 6.70 09:27:01 0 65.04 0.00 11.73 8.90 8.46 5.87 09:27:01 1 59.92 0.00 12.99 7.48 12.21 7.40 09:27:01 2 60.44 0.00 13.12 7.75 11.96 6.74 09:27:01 3 64.00 0.00 11.99 6.55 10.73 6.73 09:28:02 all 14.18 0.00 13.20 18.49 18.39 35.73 09:28:02 0 13.36 0.00 13.91 20.06 19.35 33.31 09:28:02 1 13.13 0.00 12.10 16.74 18.13 39.91 09:28:02 2 15.76 0.00 13.20 19.59 18.24 33.21 09:28:02 3 14.50 0.00 13.62 17.59 17.85 36.45 09:29:01 all 27.59 0.00 14.79 31.28 12.58 13.76 09:29:01 0 27.77 0.00 13.74 32.16 13.01 13.32 09:29:01 1 27.58 0.00 14.92 32.76 11.92 12.82 09:29:01 2 27.81 0.00 15.33 30.15 13.27 13.44 09:29:01 3 27.19 0.00 15.18 30.02 12.11 15.50 09:30:02 all 34.54 0.00 12.98 10.17 11.80 30.51 09:30:02 0 34.11 0.00 14.15 10.35 12.11 29.28 09:30:02 1 33.21 0.00 13.27 11.76 12.68 29.07 09:30:02 2 36.68 0.00 11.44 8.15 11.81 31.92 09:30:02 3 34.16 0.00 13.07 10.44 10.55 31.77 09:31:01 all 4.06 0.00 2.01 1.27 3.84 88.82 09:31:01 0 5.81 0.00 2.28 2.15 3.94 85.83 09:31:01 1 2.66 0.00 1.31 0.61 3.63 91.79 09:31:01 2 4.20 0.00 2.40 1.19 3.67 88.55 09:31:01 3 3.56 0.00 2.06 1.16 4.10 89.12 09:32:01 all 0.14 0.00 0.05 0.00 0.10 99.72 09:32:01 0 0.42 0.00 0.03 0.00 0.10 99.45 09:32:01 1 0.02 0.00 0.05 0.02 0.12 99.80 09:32:01 2 0.07 0.00 0.07 0.00 0.13 99.73 09:32:01 3 0.03 0.00 0.03 0.00 0.05 99.88 09:33:01 all 0.12 0.00 0.05 0.02 0.19 99.62 09:33:01 0 0.17 0.00 0.03 0.00 0.12 99.68 09:33:01 1 0.05 0.00 0.08 0.08 0.42 99.37 09:33:01 2 0.27 0.00 0.02 0.00 0.20 99.52 09:33:01 3 0.02 0.00 0.03 0.00 0.02 99.93 09:34:01 all 0.14 0.00 0.03 0.00 0.04 99.79 09:34:01 0 0.02 0.00 0.02 0.00 0.02 99.95 09:34:01 1 0.48 0.00 0.03 0.00 0.07 99.42 09:34:01 2 0.07 0.00 0.05 0.00 0.07 99.82 09:34:01 3 0.02 0.00 0.02 0.00 0.02 99.95 09:35:01 all 0.11 0.00 0.03 0.00 0.22 99.64 09:35:01 0 0.02 0.00 0.02 0.00 0.08 99.88 09:35:01 1 0.33 0.00 0.07 0.00 0.50 99.10 09:35:01 2 0.05 0.00 0.03 0.00 0.20 99.72 09:35:01 3 0.02 0.00 0.02 0.00 0.05 99.92 09:36:01 all 0.13 0.00 0.02 0.00 0.18 99.66 09:36:01 0 0.00 0.00 0.00 0.00 0.03 99.97 09:36:01 1 0.45 0.00 0.03 0.00 0.32 99.20 09:36:01 2 0.02 0.00 0.02 0.00 0.13 99.83 09:36:01 3 0.05 0.00 0.03 0.00 0.28 99.63 09:37:01 all 0.12 0.00 0.02 0.00 0.04 99.82 09:37:01 0 0.05 0.00 0.02 0.00 0.03 99.90 09:37:01 1 0.42 0.00 0.03 0.00 0.07 99.48 09:37:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:37:01 3 0.03 0.00 0.02 0.00 0.07 99.88 09:38:01 all 2.54 0.00 1.66 1.50 8.47 85.83 09:38:01 0 1.96 0.00 1.74 1.35 8.46 86.48 09:38:01 1 2.14 0.00 1.33 0.54 9.34 86.65 09:38:01 2 3.70 0.00 2.10 3.83 8.04 82.33 09:38:01 3 2.35 0.00 1.46 0.28 8.03 87.89 Average: all 13.16 0.00 6.07 6.81 9.34 64.62 Average: 0 13.51 0.00 5.92 7.08 9.73 63.76 Average: 1 12.58 0.00 5.94 7.05 9.59 64.83 Average: 2 13.30 0.00 6.30 6.84 9.22 64.34 Average: 3 13.26 0.00 6.13 6.25 8.81 65.55