---> uname -a: Linux d11d9542ed83 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: 2933.442 BogoMIPS: 5866.88 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/17@tmp /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/17 ---> free -m: total used free shared buff/cache available Mem: 1837 597 120 0 1119 1157 Swap: 1023 139 884 ---> 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) 07/28/20 _x86_64_ (4 CPU) 06:05:42 LINUX RESTART 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:02 155.36 56.44 98.92 8230.53 47368.79 06:08:01 398.29 264.14 134.15 10902.69 61026.32 06:09:01 358.55 163.93 194.61 7528.43 40207.45 06:10:01 252.50 130.68 121.81 5810.58 25258.97 06:11:02 971.39 720.84 250.55 96252.75 170433.55 06:12:01 2584.74 2252.12 332.62 148429.75 158024.88 06:13:02 489.82 241.97 247.86 42969.71 86026.10 06:14:02 2660.53 2311.66 348.87 149810.58 162141.22 06:15:01 363.24 98.39 264.85 7230.87 27955.59 Average: 914.16 692.61 221.55 53056.40 86587.25 06:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:02 70004 1811552 96.28 2620 1158004 1374112 46.90 576400 1070784 100940 06:08:01 93364 1788192 95.04 1492 1110684 1317548 44.97 568080 1014712 16 06:09:01 296244 1585312 84.26 568 743032 1786500 60.97 715076 634876 42140 06:10:01 318468 1563088 83.07 332 837268 1354980 46.24 583560 707428 31912 06:11:02 516704 1364852 72.54 0 741068 1311816 44.77 460788 738740 8 06:12:01 83936 1797620 95.54 0 645268 4236356 144.58 787464 795280 27300 06:13:02 52372 1829184 97.22 0 1161320 1920828 65.55 756456 881376 60752 06:14:02 180180 1701376 90.42 0 957328 2861176 97.65 603720 900820 22460 06:15:01 370788 1510768 80.29 0 902144 1481532 50.56 535488 761136 13620 Average: 220229 1661327 88.30 557 917346 1960539 66.91 620781 833906 33239 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:07:02 vethffa2aee 1123.70 867.56 97.94 2664.77 0.00 0.00 0.00 06:07:02 eth0 1876.05 1676.15 6357.13 192.36 0.00 0.00 0.00 06:07:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:07:02 docker0 1123.70 867.43 82.58 2664.76 0.00 0.00 0.00 06:08:01 eth0 1224.98 691.06 6078.45 2803.51 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 30.12 60.53 1.62 365.73 0.00 0.00 0.00 06:09:01 veth9d54daf 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:09:01 eth0 3368.71 2580.88 13780.60 2980.42 0.00 0.00 0.00 06:09:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:09:01 docker0 1226.12 1009.08 90.04 3390.66 0.00 0.00 0.00 06:10:01 veth9d54daf 0.07 0.07 0.00 0.01 0.00 0.00 0.00 06:10:01 eth0 76.81 50.03 601.19 79.66 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 06:11:02 veth79066fb 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:11:02 eth0 96.87 65.49 1637.61 57.92 0.00 0.00 0.00 06:11:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 vethb94eefa 0.00 0.12 0.00 0.01 0.00 0.00 0.00 06:12:01 veth79066fb 0.00 0.44 0.00 0.02 0.00 0.00 0.00 06:12:01 veth5c8d10f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 06:12:01 eth0 3657.58 2780.38 16423.70 3214.82 0.00 0.00 0.00 06:13:02 veth79066fb 0.00 0.07 0.00 0.00 0.00 0.00 0.00 06:13:02 eth0 53.04 28.55 149.06 14.66 0.00 0.00 0.00 06:13:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:13:02 docker0 1240.66 1038.35 90.64 3585.37 0.00 0.00 0.00 06:14:02 vethc514a39 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:14:02 vethb5f9ad1 0.00 0.02 0.00 0.00 0.00 0.00 0.00 06:14:02 veth79066fb 0.00 0.53 0.00 0.03 0.00 0.00 0.00 06:14:02 eth0 3719.57 2808.86 16431.15 3255.08 0.00 0.00 0.00 06:15:01 veth79066fb 0.00 0.20 0.00 0.01 0.00 0.00 0.00 06:15:01 eth0 121.85 70.77 483.81 69.52 0.00 0.00 0.00 06:15:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:15:01 veth505c902 3.62 3.94 0.50 20.37 0.00 0.00 0.00 Average: veth79066fb 0.00 0.08 0.00 0.00 0.00 0.00 0.00 Average: eth0 428.45 321.22 1886.69 370.88 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: veth505c902 0.40 0.43 0.05 2.23 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) 07/28/20 _x86_64_ (4 CPU) 06:05:42 LINUX RESTART 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:02 all 18.84 0.00 9.04 10.73 0.02 61.37 06:07:02 0 20.17 0.00 11.68 7.32 0.03 60.79 06:07:02 1 20.71 0.00 8.14 11.09 0.02 60.05 06:07:02 2 17.79 0.00 7.98 10.28 0.00 63.94 06:07:02 3 16.69 0.00 8.36 14.22 0.02 60.71 06:08:01 all 18.82 0.00 7.16 2.95 0.03 71.04 06:08:01 0 20.07 0.00 7.62 1.16 0.02 71.13 06:08:01 1 14.70 0.00 6.72 3.53 0.00 75.04 06:08:01 2 16.70 0.00 6.58 3.47 0.03 73.22 06:08:01 3 23.85 0.00 7.74 3.60 0.03 64.76 06:09:01 all 37.55 0.00 12.33 9.04 0.04 41.04 06:09:01 0 37.13 0.00 12.61 5.95 0.03 44.28 06:09:01 1 38.11 0.00 11.95 9.40 0.05 40.49 06:09:01 2 36.64 0.00 12.69 11.78 0.03 38.86 06:09:01 3 38.32 0.00 12.07 9.03 0.03 40.55 06:10:01 all 30.23 0.00 9.47 6.55 0.03 53.72 06:10:01 0 31.54 0.00 9.84 7.22 0.03 51.38 06:10:01 1 32.09 0.00 9.95 7.68 0.03 50.24 06:10:01 2 29.61 0.00 9.24 7.62 0.02 53.51 06:10:01 3 27.67 0.00 8.84 3.70 0.03 59.76 06:11:02 all 19.18 0.00 15.84 17.83 0.11 47.04 06:11:02 0 17.53 0.00 15.76 12.93 0.10 53.68 06:11:02 1 19.68 0.00 15.89 19.99 0.10 44.33 06:11:02 2 18.19 0.00 15.89 19.14 0.12 46.66 06:11:02 3 21.35 0.00 15.82 19.31 0.10 43.42 06:12:01 all 24.24 0.00 21.89 30.13 0.15 23.58 06:12:01 0 22.85 0.00 19.31 30.13 0.14 27.57 06:12:01 1 25.20 0.00 21.66 29.99 0.18 22.97 06:12:01 2 23.49 0.00 23.91 31.27 0.14 21.20 06:12:01 3 25.45 0.00 22.71 29.13 0.12 22.58 06:13:02 all 45.96 0.00 14.93 21.97 0.08 17.07 06:13:02 0 46.56 0.00 13.56 25.15 0.07 14.67 06:13:02 1 45.09 0.00 15.26 19.79 0.08 19.77 06:13:02 2 45.37 0.00 15.81 20.28 0.10 18.44 06:13:02 3 46.83 0.00 15.07 22.63 0.08 15.38 06:14:02 all 35.87 0.00 22.03 29.08 0.12 12.90 06:14:02 0 36.49 0.00 20.47 27.27 0.10 15.66 06:14:02 1 33.47 0.00 21.57 32.66 0.14 12.16 06:14:02 2 37.25 0.00 22.81 25.82 0.14 13.98 06:14:02 3 36.22 0.00 23.29 30.61 0.10 9.77 06:15:01 all 31.27 0.00 11.90 14.38 0.07 42.37 06:15:01 0 33.76 0.00 13.02 15.36 0.05 37.81 06:15:01 1 29.63 0.00 11.45 15.08 0.12 43.72 06:15:01 2 30.82 0.00 10.47 9.36 0.07 49.28 06:15:01 3 30.88 0.00 12.65 17.76 0.05 38.66 Average: all 29.15 0.00 13.81 15.79 0.07 41.18 Average: 0 29.61 0.00 13.74 14.68 0.06 41.90 Average: 1 28.80 0.00 13.58 16.51 0.08 41.03 Average: 2 28.47 0.00 13.89 15.39 0.07 42.18 Average: 3 29.73 0.00 14.00 16.58 0.06 39.63