---> uname -a: Linux 5d04704033cf 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 12.6G 37.4G 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 12.6G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.6G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/14 /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/14@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 616 121 0 1099 1136 Swap: 1023 87 936 ---> 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) 07/25/20 _x86_64_ (4 CPU) 04:29:34 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:02 136.92 60.37 76.56 9873.94 23752.01 04:32:01 354.35 232.52 121.83 7785.38 53624.76 04:33:01 363.05 179.34 183.71 9157.68 35107.39 04:34:01 264.03 137.40 126.63 5838.75 24916.78 04:35:03 328.04 135.11 192.93 57406.02 128539.02 04:36:01 3404.79 3040.16 364.63 185576.80 205833.45 04:37:02 483.82 262.46 221.36 35063.71 48005.25 04:38:01 2105.10 1757.43 347.67 116445.12 135570.92 04:39:02 1608.76 1284.96 323.80 75591.72 85551.60 04:40:01 113.70 23.65 90.05 3640.16 10532.47 04:41:01 1.78 0.50 1.28 7.33 15.35 04:42:01 0.87 0.60 0.27 7.20 2.73 04:43:01 0.28 0.00 0.28 0.00 3.35 04:44:01 0.28 0.00 0.28 0.00 2.51 04:45:01 2.00 1.82 0.18 56.22 2.03 04:46:01 1.07 0.28 0.78 3.20 15.42 04:47:01 0.27 0.02 0.25 0.13 2.73 04:48:01 0.27 0.02 0.25 0.13 3.08 04:49:01 0.25 0.02 0.23 0.13 2.91 04:50:01 28.83 28.49 0.33 2961.27 19.75 Average: 454.88 352.49 102.39 25269.87 37429.89 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:02 251316 1630240 86.64 2620 1077300 1206828 41.19 578396 891332 97872 04:32:01 83752 1797804 95.55 1492 1106888 1425208 48.64 585852 1005400 66404 04:33:01 286020 1595536 84.80 424 653340 1734068 59.18 738528 626160 47524 04:34:01 67600 1813956 96.41 404 900016 1624176 55.43 785040 758936 29172 04:35:03 89128 1792428 95.26 0 1007808 2267528 77.39 791756 837488 89040 04:36:01 312040 1569516 83.42 0 956056 1344168 45.87 579820 816524 132 04:37:02 81656 1799900 95.66 0 1102492 1604492 54.76 721740 863012 62548 04:38:01 138588 1742968 92.63 0 1046032 1918036 65.46 524832 1021064 42056 04:39:02 415788 1465768 77.90 0 675476 2241468 76.50 646608 614304 2424 04:40:01 746552 1135004 60.32 0 589792 1186692 40.50 466716 475800 12 04:41:01 748868 1132688 60.20 0 589784 1165092 39.76 465524 475152 12 04:42:01 749660 1131896 60.16 0 589804 1155840 39.45 465024 475172 8 04:43:01 750536 1131020 60.11 0 589812 1155840 39.45 464804 475172 8 04:44:01 750360 1131196 60.12 0 589812 1155840 39.45 464804 475172 8 04:45:01 748292 1133264 60.23 0 590840 1155840 39.45 465408 475752 20 04:46:01 747604 1133952 60.27 0 590844 1155972 39.45 466224 475808 8 04:47:01 748432 1133124 60.22 0 590852 1155840 39.45 465384 475820 8 04:48:01 748436 1133120 60.22 0 590860 1155840 39.45 465324 475888 8 04:49:01 748116 1133440 60.24 0 590872 1155840 39.45 465332 475892 8 04:50:01 639468 1242088 66.01 0 677980 1183184 40.38 489752 554116 152 Average: 492611 1388945 73.82 247 755333 1407390 48.03 554843 637198 21871 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:02 veth02397c5 1072.40 759.17 94.13 2656.76 0.00 0.00 0.00 04:31:02 eth0 1664.09 1629.00 6341.57 196.10 0.00 0.00 0.00 04:31:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:31:02 docker0 1072.40 759.03 79.47 2656.75 0.00 0.00 0.00 04:32:01 veth181bb48 52.78 64.84 3.49 346.47 0.00 0.00 0.00 04:32:01 eth0 1215.79 687.39 6053.78 2802.59 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 52.78 64.71 2.77 346.46 0.00 0.00 0.00 04:33:01 eth0 268.73 199.67 1487.74 72.33 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 veth16fe1ed 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:33:01 docker0 65.92 81.02 5.32 387.42 0.00 0.00 0.00 04:34:01 eth0 79.93 53.03 597.95 67.28 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 veth16fe1ed 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:34:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:35:03 veth4623edd 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:03 eth0 3214.55 2548.60 15556.11 3049.28 0.00 0.00 0.00 04:35:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:35:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 veth4623edd 0.00 0.27 0.00 0.01 0.00 0.00 0.00 04:36:01 eth0 47.11 25.12 168.50 10.34 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 vethd6ab454 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:02 veth4bce386 4.13 7.96 0.28 43.48 0.00 0.00 0.00 04:37:02 veth4623edd 0.00 0.54 0.00 0.03 0.00 0.00 0.00 04:37:02 eth0 3414.87 2679.81 16382.33 3184.17 0.00 0.00 0.00 04:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:01 veth3d87d46 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 veth822e5d2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 veth4623edd 0.00 0.59 0.00 0.03 0.00 0.00 0.00 04:38:01 eth0 3582.13 2799.88 17022.24 3332.10 0.00 0.00 0.00 04:39:02 veth86e9ffd 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:39:02 veth96d3d33 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:39:02 veth4623edd 0.00 0.22 0.00 0.01 0.00 0.00 0.00 04:39:02 eth0 72.90 41.28 171.64 63.83 0.00 0.00 0.00 04:40:01 eth0 19.25 10.68 16.35 8.04 0.00 0.00 0.00 04:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:01 docker0 1276.91 1032.49 92.88 4209.40 0.00 0.00 0.00 04:41:01 eth0 0.25 0.18 0.14 0.07 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.27 0.07 0.02 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.57 0.10 0.06 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.68 0.40 0.40 0.26 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.10 0.07 0.01 0.00 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 22.60 22.21 9.14 37.82 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 181.46 141.26 848.18 169.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 62.88 50.84 4.57 207.28 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) 07/25/20 _x86_64_ (4 CPU) 04:29:34 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:02 all 22.11 0.00 8.48 4.90 0.06 64.45 04:31:02 0 18.80 0.00 11.31 4.41 0.05 65.42 04:31:02 1 18.87 0.00 7.66 3.58 0.05 69.84 04:31:02 2 25.94 0.00 7.08 3.11 0.07 63.81 04:31:02 3 24.81 0.00 7.93 8.52 0.05 58.69 04:32:01 all 16.55 0.00 6.88 1.98 0.12 74.47 04:32:01 0 15.13 0.00 7.35 1.49 0.12 75.91 04:32:01 1 23.90 0.00 6.21 2.00 0.14 67.76 04:32:01 2 15.51 0.00 6.91 2.69 0.12 74.77 04:32:01 3 11.63 0.00 7.07 1.72 0.10 79.47 04:33:01 all 31.54 0.00 11.33 10.22 0.18 46.73 04:33:01 0 30.72 0.00 11.40 11.54 0.20 46.14 04:33:01 1 31.13 0.00 11.76 12.25 0.14 44.73 04:33:01 2 32.44 0.00 11.51 8.60 0.22 47.23 04:33:01 3 31.89 0.00 10.61 8.49 0.15 48.85 04:34:01 all 39.31 0.00 10.78 3.98 0.33 45.60 04:34:01 0 38.37 0.00 10.83 4.63 0.29 45.89 04:34:01 1 37.78 0.00 10.50 5.10 0.34 46.27 04:34:01 2 37.05 0.00 10.24 2.09 0.37 50.25 04:34:01 3 44.04 0.00 11.58 4.10 0.31 39.97 04:35:03 all 19.10 0.00 13.32 14.30 0.34 52.94 04:35:03 0 17.47 0.00 12.48 12.13 0.30 57.61 04:35:03 1 19.15 0.00 13.30 13.20 0.33 54.01 04:35:03 2 21.22 0.00 14.39 17.31 0.37 46.71 04:35:03 3 18.55 0.00 13.13 14.58 0.37 53.39 04:36:01 all 20.88 0.00 23.40 29.07 0.58 26.07 04:36:01 0 20.65 0.00 24.23 30.09 0.56 24.47 04:36:01 1 21.04 0.00 22.26 26.40 0.63 29.67 04:36:01 2 21.03 0.00 23.13 31.55 0.67 23.62 04:36:01 3 20.81 0.00 23.95 28.22 0.48 26.55 04:37:02 all 53.91 0.00 17.04 14.86 0.19 14.00 04:37:02 0 54.16 0.00 17.05 11.98 0.15 16.66 04:37:02 1 52.55 0.00 17.76 12.93 0.24 16.51 04:37:02 2 55.51 0.00 16.32 17.93 0.19 10.06 04:37:02 3 53.48 0.00 17.01 16.66 0.15 12.70 04:38:01 all 22.54 0.00 18.44 32.90 0.27 25.86 04:38:01 0 20.89 0.00 17.91 33.46 0.26 27.48 04:38:01 1 23.16 0.00 18.21 32.89 0.30 25.44 04:38:01 2 22.94 0.00 18.68 34.62 0.25 23.52 04:38:01 3 23.13 0.00 18.98 30.60 0.28 27.01 04:39:02 all 36.96 0.00 18.50 28.53 0.11 15.89 04:39:02 0 37.63 0.00 17.30 29.40 0.10 15.56 04:39:02 1 35.97 0.00 19.13 27.18 0.10 17.62 04:39:02 2 35.89 0.00 19.75 28.33 0.14 15.90 04:39:02 3 38.39 0.00 17.83 29.21 0.10 14.46 04:40:01 all 11.66 0.00 4.78 3.77 0.02 79.77 04:40:01 0 11.41 0.00 4.61 3.02 0.02 80.95 04:40:01 1 11.34 0.00 5.15 4.74 0.03 78.73 04:40:01 2 12.46 0.00 4.42 4.35 0.02 78.75 04:40:01 3 11.43 0.00 4.95 2.96 0.02 80.64 04:41:01 all 0.15 0.00 0.04 0.02 0.00 99.80 04:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 1 0.02 0.00 0.05 0.00 0.00 99.93 04:41:01 2 0.52 0.00 0.03 0.00 0.00 99.45 04:41:01 3 0.03 0.00 0.05 0.07 0.00 99.85 04:42:01 all 0.16 0.00 0.03 0.02 0.00 99.79 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.03 0.00 0.03 0.07 0.00 99.87 04:42:01 2 0.55 0.00 0.00 0.00 0.00 99.45 04:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:43:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:43:01 3 0.03 0.00 0.05 0.00 0.00 99.92 04:44:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:44:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:44:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:45:01 all 0.15 0.00 0.06 0.02 0.00 99.78 04:45:01 0 0.02 0.00 0.05 0.02 0.00 99.92 04:45:01 1 0.02 0.00 0.05 0.00 0.00 99.93 04:45:01 2 0.53 0.00 0.07 0.00 0.02 99.38 04:45:01 3 0.03 0.00 0.10 0.07 0.00 99.80 04:46:01 all 0.17 0.00 0.04 0.01 0.00 99.79 04:46:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:46:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 2 0.53 0.00 0.03 0.03 0.00 99.40 04:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 all 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 1 0.00 0.00 0.03 0.00 0.00 99.97 04:47:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 all 0.10 0.00 0.03 0.00 0.00 99.87 04:48:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:48:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:48:01 2 0.32 0.00 0.03 0.00 0.00 99.65 04:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:49:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:49:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:49:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 all 0.59 0.00 0.36 0.65 0.00 98.40 04:50:01 0 0.57 0.00 0.42 0.52 0.00 98.50 04:50:01 1 0.42 0.00 0.33 0.57 0.00 98.68 04:50:01 2 0.77 0.00 0.35 0.80 0.00 98.08 04:50:01 3 0.62 0.00 0.33 0.72 0.00 98.33 Average: all 13.65 0.00 6.55 7.09 0.11 72.60 Average: 0 13.15 0.00 6.63 6.97 0.10 73.15 Average: 1 13.61 0.00 6.51 6.89 0.11 72.88 Average: 2 14.08 0.00 6.52 7.39 0.12 71.89 Average: 3 13.77 0.00 6.53 7.10 0.10 72.50