---> uname -a: Linux f1404ecc5389 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: 2933.396 BogoMIPS: 5866.79 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 12.1G 37.9G 24% / 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 12.1G 37.9G 24% /etc/resolv.conf /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hostname /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hosts /dev/vda1 50.0G 12.1G 37.9G 24% /var/log/sa /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/4@tmp /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/4 ---> free -m: total used free shared buff/cache available Mem: 1837 657 233 0 946 1095 Swap: 1023 49 974 ---> 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 104: eth0@if105: 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) 07/29/20 _x86_64_ (4 CPU) 16:08:53 LINUX RESTART 16:10:01 tps rtps wtps bread/s bwrtn/s 16:11:01 150.47 72.47 77.99 9198.67 42396.47 16:12:02 540.74 336.16 204.59 12889.20 47871.24 16:13:01 249.38 134.42 114.96 5271.28 33102.88 16:14:01 1044.12 769.27 274.85 95203.45 170121.61 16:15:01 2790.38 2499.22 291.16 142546.36 156287.86 16:16:02 2020.94 1691.42 329.51 99100.07 113794.94 16:17:02 2285.07 1943.49 341.58 109226.79 122000.53 16:18:01 597.33 367.91 229.42 26265.20 37037.76 16:19:01 1.82 0.03 1.78 0.40 30.77 16:20:01 0.98 0.43 0.55 17.72 6.96 16:21:02 0.30 0.02 0.28 0.27 2.98 16:22:01 0.22 0.00 0.22 0.00 2.35 16:23:01 0.22 0.02 0.20 1.07 1.78 16:24:01 2.10 1.85 0.25 59.28 3.50 16:25:01 0.83 0.03 0.80 1.07 15.19 16:26:01 0.28 0.00 0.28 0.00 3.43 16:27:01 0.23 0.00 0.23 0.00 2.83 16:28:01 0.28 0.00 0.28 0.00 3.01 16:29:01 0.25 0.00 0.25 0.00 2.73 16:30:01 97.02 47.02 50.00 4995.47 16356.27 Average: 491.59 395.39 96.19 25372.84 37099.95 16:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:11:01 74708 1806848 96.03 2364 1129856 1545308 52.74 753672 877224 83504 16:12:02 94632 1786924 94.97 1484 915364 1756876 59.96 815300 734224 52720 16:13:01 241916 1639640 87.14 560 838988 1477504 50.42 712792 687716 41984 16:14:01 301652 1579904 83.97 28 851852 2820232 96.25 645988 761316 456 16:15:01 322464 1559092 82.86 28 495632 3646812 124.46 719024 627548 49812 16:16:02 277988 1603568 85.23 28 902040 1955632 66.74 607200 807112 35756 16:17:02 52784 1828772 97.19 28 1166452 1508360 51.48 775916 860064 58984 16:18:01 555540 1326016 70.47 28 735960 1171992 40.00 469796 656496 20 16:19:01 557516 1324040 70.37 28 735884 1164508 39.74 467892 656440 8 16:20:01 557884 1323672 70.35 28 736400 1162476 39.67 468136 656648 12 16:21:02 559384 1322172 70.27 28 736412 1141892 38.97 466492 656444 12 16:22:01 559796 1321760 70.25 28 736432 1141892 38.97 466372 656452 8 16:23:01 559828 1321728 70.25 28 736412 1141892 38.97 466256 656452 8 16:24:01 558240 1323316 70.33 28 737548 1141892 38.97 466952 657012 16 16:25:01 557132 1324424 70.39 28 737560 1142048 38.98 467788 657012 8 16:26:01 558084 1323472 70.34 28 737572 1141892 38.97 466844 657012 12 16:27:01 558256 1323300 70.33 28 737580 1141892 38.97 466972 657012 8 16:28:01 558132 1323424 70.34 28 737584 1141892 38.97 466976 657012 12 16:29:01 558124 1323432 70.34 28 737596 1141892 38.97 466984 657012 20 16:30:01 82980 1798576 95.59 28 1107652 1575188 53.76 581220 982652 89328 Average: 407352 1474204 78.35 244 812539 1503104 51.30 560929 710943 20634 16:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:11:01 eth0 1940.09 1504.04 8585.74 2839.35 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 844.79 789.47 67.85 2657.60 0.00 0.00 0.00 16:12:02 eth0 356.43 263.59 1869.26 34.83 0.00 0.00 0.00 16:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:02 vethf43641e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:12:02 docker0 926.77 908.67 73.79 3387.28 0.00 0.00 0.00 16:13:01 eth0 72.26 51.84 38.95 94.10 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 vethf43641e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 veth9ce12aa 2.62 3.50 0.18 15.59 0.00 0.00 0.00 16:14:01 vethf8a93f3 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:14:01 veth71047e2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 vethd627cd8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 veth587a144 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:15:01 eth0 3350.92 2435.81 15660.63 3096.81 0.00 0.00 0.00 16:15:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:15:01 vethf953369 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:16:02 veth5a93fa7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:02 vethf36e082 0.00 0.15 0.00 0.01 0.00 0.00 0.00 16:16:02 veth73d827f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:02 eth0 3451.64 2511.10 15892.81 3171.20 0.00 0.00 0.00 16:17:02 eth0 61.63 40.32 62.87 65.68 0.00 0.00 0.00 16:17:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:17:02 veth45517b9 0.00 0.20 0.00 0.01 0.00 0.00 0.00 16:17:02 veth7cac847 0.00 0.66 0.00 0.03 0.00 0.00 0.00 16:18:01 eth0 114.52 69.33 483.23 67.41 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 1008.71 1030.28 78.96 4212.44 0.00 0.00 0.00 16:19:01 eth0 3.40 1.20 1.34 0.59 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 eth0 2.25 0.70 0.77 0.49 0.00 0.00 0.00 16:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:02 eth0 1.43 0.07 0.13 0.01 0.00 0.00 0.00 16:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 eth0 0.27 0.10 0.02 0.01 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 0.73 0.10 0.08 0.01 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 eth0 0.73 0.43 0.41 0.27 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 eth0 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 16:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 16:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 eth0 107.69 67.58 2331.12 10.68 0.00 0.00 0.00 16:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 145.65 108.88 774.22 162.54 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 49.70 50.77 3.89 207.56 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) 07/29/20 _x86_64_ (4 CPU) 16:08:53 LINUX RESTART 16:10:01 CPU %user %nice %system %iowait %steal %idle 16:11:01 all 19.89 0.00 7.61 1.36 0.03 71.12 16:11:01 0 28.30 0.00 10.43 0.55 0.02 60.71 16:11:01 1 17.87 0.00 6.81 2.77 0.02 72.53 16:11:01 2 20.94 0.00 6.94 0.98 0.02 71.12 16:11:01 3 12.50 0.00 6.26 1.14 0.02 80.08 16:12:02 all 22.75 0.00 10.63 6.72 0.03 59.87 16:12:02 0 22.89 0.00 11.00 6.34 0.03 59.74 16:12:02 1 22.97 0.00 11.01 7.95 0.05 58.02 16:12:02 2 22.14 0.00 10.09 6.14 0.02 61.61 16:12:02 3 23.01 0.00 10.41 6.46 0.03 60.08 16:13:01 all 44.95 0.00 13.07 6.84 0.02 35.12 16:13:01 0 44.40 0.00 13.14 10.68 0.02 31.76 16:13:01 1 44.71 0.00 13.56 5.33 0.02 36.38 16:13:01 2 46.54 0.00 12.31 4.72 0.02 36.42 16:13:01 3 44.15 0.00 13.30 6.59 0.02 35.94 16:14:01 all 18.12 0.00 16.72 16.21 0.04 48.91 16:14:01 0 17.89 0.00 16.95 18.47 0.03 46.65 16:14:01 1 17.85 0.00 17.07 12.84 0.07 52.17 16:14:01 2 19.62 0.00 17.81 18.70 0.03 43.83 16:14:01 3 17.07 0.00 15.05 14.86 0.03 52.99 16:15:01 all 37.89 0.00 20.05 23.77 0.05 18.24 16:15:01 0 37.30 0.00 20.03 22.64 0.05 19.98 16:15:01 1 38.76 0.00 20.47 26.13 0.03 14.61 16:15:01 2 37.04 0.00 20.67 23.73 0.05 18.51 16:15:01 3 38.47 0.00 19.01 22.57 0.05 19.89 16:16:02 all 29.60 0.00 19.07 28.00 0.03 23.30 16:16:02 0 29.45 0.00 18.56 30.82 0.03 21.13 16:16:02 1 29.95 0.00 19.17 28.02 0.03 22.82 16:16:02 2 29.75 0.00 18.99 27.81 0.03 23.41 16:16:02 3 29.23 0.00 19.55 25.31 0.05 25.86 16:17:02 all 43.71 0.00 19.86 24.07 0.03 12.33 16:17:02 0 43.26 0.00 20.24 26.20 0.02 10.29 16:17:02 1 41.77 0.00 21.09 24.04 0.03 13.07 16:17:02 2 43.34 0.00 19.58 23.75 0.02 13.30 16:17:02 3 46.48 0.00 18.54 22.27 0.03 12.68 16:18:01 all 20.02 0.00 10.12 16.11 0.03 53.72 16:18:01 0 19.89 0.00 9.19 12.87 0.03 58.03 16:18:01 1 21.38 0.00 10.63 15.16 0.03 52.80 16:18:01 2 19.93 0.00 10.30 16.57 0.03 53.16 16:18:01 3 18.88 0.00 10.35 19.81 0.02 50.94 16:19:01 all 0.07 0.00 0.05 0.00 0.00 99.88 16:19:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:19:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:19:01 2 0.03 0.00 0.05 0.00 0.00 99.92 16:19:01 3 0.13 0.00 0.08 0.00 0.00 99.78 16:20:01 all 0.17 0.00 0.03 0.00 0.00 99.80 16:20:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:20:01 1 0.03 0.00 0.05 0.00 0.00 99.92 16:20:01 2 0.05 0.00 0.00 0.00 0.00 99.95 16:20:01 3 0.53 0.00 0.02 0.02 0.00 99.43 16:21:02 all 0.15 0.00 0.04 0.00 0.00 99.81 16:21:02 0 0.03 0.00 0.03 0.00 0.00 99.93 16:21:02 1 0.05 0.00 0.03 0.00 0.00 99.92 16:21:02 2 0.02 0.00 0.03 0.00 0.00 99.95 16:21:02 3 0.52 0.00 0.03 0.00 0.00 99.45 16:22:01 all 0.14 0.00 0.03 0.00 0.00 99.83 16:22:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:22:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:22:01 2 0.02 0.00 0.03 0.00 0.00 99.95 16:22:01 3 0.51 0.00 0.03 0.00 0.00 99.46 16:23:01 all 0.16 0.00 0.02 0.00 0.00 99.81 16:23:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:23:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:23:01 2 0.02 0.00 0.02 0.02 0.00 99.95 16:23:01 3 0.53 0.00 0.05 0.00 0.00 99.42 16:24:01 all 0.15 0.00 0.05 0.02 0.00 99.78 16:24:01 0 0.00 0.00 0.02 0.02 0.00 99.97 16:24:01 1 0.03 0.00 0.08 0.08 0.00 99.80 16:24:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:24:01 3 0.52 0.00 0.05 0.00 0.00 99.43 16:25:01 all 0.17 0.00 0.02 0.00 0.00 99.80 16:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:25:01 1 0.05 0.00 0.02 0.00 0.00 99.93 16:25:01 2 0.08 0.00 0.05 0.00 0.00 99.87 16:25:01 3 0.52 0.00 0.02 0.00 0.00 99.47 16:26:01 all 0.15 0.00 0.02 0.00 0.00 99.82 16:26:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:26:01 1 0.03 0.00 0.00 0.00 0.00 99.97 16:26:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:26:01 3 0.52 0.00 0.02 0.00 0.00 99.47 16:27:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:27:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:27:01 1 0.03 0.00 0.05 0.00 0.02 99.90 16:27:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:27:01 3 0.53 0.00 0.03 0.00 0.00 99.43 16:28:01 all 0.11 0.00 0.04 0.00 0.00 99.85 16:28:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:28:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:28:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:28:01 3 0.35 0.00 0.05 0.00 0.00 99.60 16:29:01 all 0.04 0.00 0.03 0.00 0.00 99.93 16:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:29:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:29:01 2 0.02 0.00 0.02 0.00 0.00 99.97 16:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:30:01 all 4.78 0.00 2.86 2.36 0.01 89.99 16:30:01 0 4.50 0.00 2.61 2.88 0.02 89.99 16:30:01 1 4.50 0.00 3.00 2.14 0.02 90.34 16:30:01 2 4.29 0.00 2.91 2.41 0.00 90.39 16:30:01 3 5.85 0.00 2.91 1.97 0.00 89.28 Average: all 12.01 0.00 5.94 6.20 0.01 75.84 Average: 0 12.26 0.00 6.05 6.50 0.01 75.17 Average: 1 11.87 0.00 6.10 6.16 0.02 75.86 Average: 2 12.05 0.00 5.93 6.17 0.01 75.84 Average: 3 11.84 0.00 5.70 5.95 0.01 76.50