---> uname -a: Linux 2f5c6f186711 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/1 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 625 116 0 1095 1127 Swap: 1023 83 940 ---> 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) 08/20/20 _x86_64_ (4 CPU) 15:33:57 LINUX RESTART 15:35:01 tps rtps wtps bread/s bwrtn/s 15:36:01 61.62 17.05 44.57 4992.92 12586.78 15:37:02 345.57 241.95 103.62 8878.88 50479.88 15:38:01 310.75 148.76 161.98 7639.23 35768.60 15:39:02 165.74 68.44 97.30 2573.18 20168.01 15:40:01 164.55 122.24 42.31 5636.80 9606.02 15:41:02 281.27 98.93 182.34 43944.53 119108.46 15:42:01 2045.88 1792.66 253.22 124133.03 129383.38 15:43:02 1172.86 932.23 240.63 82728.61 91404.15 15:44:03 1312.98 996.81 316.17 73644.31 90336.30 15:45:02 2036.15 1763.56 272.59 96204.57 104309.26 15:46:02 1341.21 1083.03 258.18 85207.03 88050.17 15:47:01 205.70 25.56 180.14 1682.83 19126.68 15:48:01 51.09 21.86 29.23 3431.58 985.56 15:49:01 2.86 2.70 0.17 74.29 2.38 15:50:01 0.93 0.10 0.83 2.00 16.02 15:51:01 0.20 0.03 0.17 0.53 2.32 15:52:01 0.35 0.02 0.33 0.53 3.68 15:53:01 0.38 0.03 0.35 0.40 5.36 15:54:02 0.28 0.05 0.23 0.53 3.55 15:55:01 0.61 0.37 0.24 98.48 2.54 15:56:01 0.23 0.02 0.22 0.53 3.05 Average: 451.99 347.85 104.14 25789.44 36821.71 15:35:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:36:01 82024 1799532 95.64 2620 1081268 1474740 50.33 621784 1014952 7900 15:37:02 107212 1774344 94.30 1492 1082060 1554424 53.05 602564 978504 101328 15:38:01 169196 1712360 91.01 1484 1009648 1622356 55.37 608848 858460 11964 15:39:02 548456 1333100 70.85 372 534236 1795940 61.29 563260 530212 29944 15:40:01 349052 1532504 81.45 372 715024 1530532 52.23 644128 644412 84876 15:41:02 75572 1805984 95.98 16 1018200 2284840 77.98 750084 883496 55372 15:42:01 80664 1800892 95.71 0 1092532 1936392 66.09 710948 921088 296 15:43:02 286184 1595372 84.79 0 828880 2500896 85.35 657328 725552 9128 15:44:03 54408 1827148 97.11 0 1155380 1890148 64.51 628976 1004124 19148 15:45:02 161460 1720096 91.42 0 1069080 1772956 60.51 532276 1003472 39160 15:46:02 381268 1500288 79.74 0 788752 2386136 81.43 600616 703728 12372 15:47:01 358808 1522748 80.93 0 880580 1481008 50.54 596568 709760 11796 15:48:01 356020 1525536 81.08 0 974532 1182592 40.36 549064 767476 12 15:49:01 357568 1523988 81.00 0 975752 1148656 39.20 546876 768296 20 15:50:01 357380 1524176 81.01 0 975768 1148740 39.20 547224 768308 20 15:51:01 357460 1524096 81.00 0 975772 1148656 39.20 547156 768316 12 15:52:01 357548 1524008 81.00 0 975772 1148704 39.20 547040 768328 16 15:53:01 357580 1523976 81.00 0 975792 1148656 39.20 547164 768352 20 15:54:02 357712 1523844 80.99 0 975804 1148656 39.20 547168 768372 8 15:55:01 352020 1529536 81.29 0 978672 1148716 39.20 552500 768576 8 15:56:01 351888 1529668 81.30 0 978680 1148728 39.20 552568 768592 8 Average: 279023 1602533 85.17 303 954390 1552499 52.98 593054 804399 18258 15:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:36:01 veth146db35 840.26 674.27 80.37 2646.80 0.00 0.00 0.00 15:36:01 eth0 1231.42 1210.23 6305.28 176.30 0.00 0.00 0.00 15:36:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:36:01 docker0 840.26 674.14 68.88 2646.79 0.00 0.00 0.00 15:37:02 eth0 780.38 447.26 5554.29 2726.39 0.00 0.00 0.00 15:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:02 docker0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 15:38:01 eth0 299.29 171.07 1942.77 28.49 0.00 0.00 0.00 15:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 veth2a7579f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 15:38:01 docker0 957.91 832.46 77.74 3531.08 0.00 0.00 0.00 15:39:02 eth0 23.65 17.92 19.73 10.37 0.00 0.00 0.00 15:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:02 veth2a7579f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 15:39:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 eth0 44.73 34.79 26.76 92.77 0.00 0.00 0.00 15:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 veth2a7579f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:02 veth4a3ccd7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 15:41:02 eth0 2446.20 1925.17 15363.01 3064.94 0.00 0.00 0.00 15:41:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 veth4a3ccd7 0.00 0.22 0.00 0.01 0.00 0.00 0.00 15:42:01 eth0 54.17 42.87 168.81 13.39 0.00 0.00 0.00 15:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 docker0 23.13 25.72 1.28 147.04 0.00 0.00 0.00 15:43:02 veth4a3ccd7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:02 veth870bc2a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 15:43:02 vethcb31ef8 0.00 0.13 0.00 0.01 0.00 0.00 0.00 15:43:02 eth0 2535.17 1997.32 15566.86 3149.12 0.00 0.00 0.00 15:44:03 veth4a3ccd7 0.00 0.16 0.00 0.01 0.00 0.00 0.00 15:44:03 eth0 86.05 64.12 186.16 72.49 0.00 0.00 0.00 15:44:03 vethf00ee98 0.00 0.15 0.00 0.01 0.00 0.00 0.00 15:44:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:45:02 veth4a3ccd7 0.00 0.12 0.00 0.00 0.00 0.00 0.00 15:45:02 eth0 54.78 37.29 96.25 20.11 0.00 0.00 0.00 15:45:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:02 docker0 1013.70 900.80 81.14 3897.59 0.00 0.00 0.00 15:46:02 veth4a3ccd7 0.00 0.08 0.00 0.00 0.00 0.00 0.00 15:46:02 veth23801c5 0.00 0.10 0.00 0.01 0.00 0.00 0.00 15:46:02 veth5f4a5b1 0.00 0.13 0.00 0.01 0.00 0.00 0.00 15:46:02 eth0 2748.66 2155.61 16038.75 3335.64 0.00 0.00 0.00 15:47:01 veth4a3ccd7 0.00 0.17 0.00 0.01 0.00 0.00 0.00 15:47:01 eth0 111.44 72.15 450.29 72.56 0.00 0.00 0.00 15:47:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:47:01 vetha86b18f 2.83 3.89 0.45 20.31 0.00 0.00 0.00 15:48:01 eth0 20.94 13.96 45.98 4.99 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 1020.81 943.69 81.17 4273.60 0.00 0.00 0.00 15:49:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 eth0 0.23 0.22 0.08 0.07 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 eth0 0.17 0.12 0.07 0.01 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:02 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 15:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 eth0 0.15 0.10 0.08 0.07 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 eth0 0.35 0.35 0.22 0.02 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 124.41 98.10 717.99 161.14 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.72 45.04 3.87 203.98 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) 08/20/20 _x86_64_ (4 CPU) 15:33:57 LINUX RESTART 15:35:01 CPU %user %nice %system %iowait %steal %idle 15:36:01 all 8.55 0.00 3.63 1.63 10.79 75.40 15:36:01 0 8.72 0.00 3.30 0.35 13.01 74.62 15:36:01 1 6.85 0.00 4.17 2.06 9.97 76.95 15:36:01 2 10.51 0.00 3.62 0.17 10.66 75.04 15:36:01 3 8.20 0.00 3.43 3.87 9.52 74.98 15:37:02 all 14.49 0.00 5.44 0.78 15.87 63.43 15:37:02 0 18.85 0.00 8.02 0.63 17.19 55.30 15:37:02 1 16.09 0.00 5.36 1.28 16.11 61.16 15:37:02 2 9.38 0.00 4.58 0.43 15.18 70.43 15:37:02 3 13.93 0.00 3.92 0.79 15.08 66.29 15:38:01 all 9.00 0.00 7.19 7.02 10.52 66.27 15:38:01 0 9.93 0.00 7.64 7.95 12.18 62.31 15:38:01 1 9.42 0.00 7.10 6.10 9.95 67.42 15:38:01 2 8.70 0.00 7.21 8.72 9.99 65.39 15:38:01 3 7.96 0.00 6.83 5.31 9.96 69.94 15:39:02 all 45.40 0.00 13.72 5.14 22.03 13.71 15:39:02 0 47.85 0.00 14.47 4.88 22.23 10.57 15:39:02 1 43.40 0.00 12.37 3.73 23.19 17.31 15:39:02 2 45.64 0.00 13.84 5.32 20.62 14.58 15:39:02 3 44.89 0.00 14.28 6.70 22.03 12.11 15:40:01 all 20.53 0.00 10.43 3.31 21.52 44.21 15:40:01 0 19.39 0.00 10.87 3.18 21.63 44.93 15:40:01 1 20.27 0.00 9.92 4.27 21.20 44.34 15:40:01 2 20.69 0.00 9.89 3.34 22.58 43.50 15:40:01 3 21.76 0.00 11.07 2.42 20.67 44.08 15:41:02 all 13.25 0.00 12.34 4.80 9.75 59.86 15:41:02 0 12.90 0.00 11.55 6.18 9.82 59.55 15:41:02 1 13.27 0.00 11.73 4.14 9.69 61.17 15:41:02 2 12.67 0.00 12.16 6.05 9.79 59.32 15:41:02 3 14.16 0.00 13.92 2.82 9.71 59.40 15:42:01 all 14.16 0.00 15.72 22.20 15.78 32.13 15:42:01 0 11.44 0.00 13.20 20.16 17.26 37.94 15:42:01 1 12.20 0.00 14.21 23.98 15.24 34.37 15:42:01 2 15.52 0.00 15.86 21.58 15.37 31.67 15:42:01 3 17.77 0.00 19.89 23.20 15.19 23.95 15:43:02 all 49.09 0.00 16.16 15.43 10.70 8.62 15:43:02 0 47.10 0.00 16.09 13.40 11.87 11.55 15:43:02 1 49.21 0.00 15.14 16.20 10.97 8.48 15:43:02 2 49.61 0.00 16.03 17.64 11.14 5.59 15:43:02 3 50.37 0.00 17.40 14.45 8.89 8.89 15:44:03 all 28.35 0.00 16.86 19.92 12.72 22.16 15:44:03 0 25.69 0.00 16.02 21.64 13.96 22.70 15:44:03 1 27.19 0.00 16.11 16.72 12.33 27.65 15:44:03 2 30.90 0.00 17.28 19.61 12.69 19.52 15:44:03 3 29.68 0.00 18.04 21.78 11.85 18.65 15:45:02 all 22.31 0.00 15.27 27.87 15.30 19.26 15:45:02 0 22.34 0.00 13.66 25.62 15.61 22.76 15:45:02 1 21.98 0.00 15.04 31.33 15.15 16.50 15:45:02 2 22.30 0.00 15.33 24.29 15.00 23.08 15:45:02 3 22.63 0.00 17.10 30.36 15.42 14.50 15:46:02 all 25.56 0.00 14.04 21.65 16.07 22.68 15:46:02 0 25.29 0.00 14.37 21.20 15.28 23.86 15:46:02 1 26.09 0.00 13.04 18.88 16.57 25.41 15:46:02 2 23.34 0.00 14.09 22.09 16.11 24.38 15:46:02 3 27.56 0.00 14.66 24.52 16.32 16.94 15:47:01 all 23.18 0.00 9.61 7.87 11.79 47.56 15:47:01 0 24.04 0.00 10.02 7.13 11.44 47.37 15:47:01 1 21.78 0.00 8.74 5.58 11.91 51.99 15:47:01 2 22.70 0.00 9.76 8.16 12.04 47.35 15:47:01 3 24.23 0.00 9.95 10.68 11.76 43.38 15:48:01 all 1.64 0.00 1.19 1.43 2.74 93.01 15:48:01 0 2.46 0.00 1.23 1.58 3.04 91.69 15:48:01 1 2.33 0.00 2.07 0.50 2.50 92.60 15:48:01 2 0.91 0.00 0.52 0.33 2.97 95.26 15:48:01 3 0.86 0.00 0.91 3.29 2.43 92.50 15:49:01 all 0.14 0.00 0.07 0.06 0.08 99.65 15:49:01 0 0.02 0.00 0.07 0.00 0.03 99.88 15:49:01 1 0.05 0.00 0.08 0.00 0.05 99.82 15:49:01 2 0.48 0.00 0.12 0.22 0.15 99.03 15:49:01 3 0.00 0.00 0.03 0.00 0.07 99.90 15:50:01 all 0.11 0.00 0.03 0.00 0.15 99.70 15:50:01 0 0.03 0.00 0.02 0.00 0.07 99.88 15:50:01 1 0.15 0.00 0.00 0.00 0.08 99.77 15:50:01 2 0.27 0.00 0.05 0.00 0.25 99.43 15:50:01 3 0.02 0.00 0.03 0.00 0.23 99.72 15:51:01 all 0.12 0.00 0.02 0.00 0.10 99.75 15:51:01 0 0.00 0.00 0.03 0.02 0.02 99.93 15:51:01 1 0.42 0.00 0.03 0.00 0.10 99.45 15:51:01 2 0.03 0.00 0.03 0.00 0.25 99.68 15:51:01 3 0.03 0.00 0.02 0.00 0.02 99.93 15:52:01 all 0.13 0.00 0.04 0.00 0.12 99.70 15:52:01 0 0.03 0.00 0.03 0.00 0.03 99.90 15:52:01 1 0.42 0.00 0.02 0.00 0.15 99.42 15:52:01 2 0.05 0.00 0.07 0.02 0.28 99.58 15:52:01 3 0.03 0.00 0.03 0.00 0.02 99.92 15:53:01 all 0.12 0.00 0.02 0.00 0.07 99.78 15:53:01 0 0.00 0.00 0.02 0.00 0.13 99.85 15:53:01 1 0.03 0.00 0.02 0.00 0.10 99.85 15:53:01 2 0.45 0.00 0.03 0.00 0.05 99.47 15:53:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:54:02 all 0.13 0.00 0.02 0.00 0.13 99.72 15:54:02 0 0.03 0.00 0.03 0.00 0.23 99.70 15:54:02 1 0.03 0.00 0.03 0.00 0.13 99.80 15:54:02 2 0.43 0.00 0.02 0.00 0.12 99.43 15:54:02 3 0.02 0.00 0.02 0.00 0.05 99.92 15:55:01 all 0.10 0.00 0.04 0.01 0.17 99.67 15:55:01 0 0.02 0.00 0.03 0.00 0.24 99.71 15:55:01 1 0.05 0.00 0.03 0.00 0.25 99.66 15:55:01 2 0.34 0.00 0.07 0.05 0.12 99.42 15:55:01 3 0.00 0.00 0.00 0.00 0.08 99.92 15:56:01 all 0.15 0.00 0.03 0.00 0.02 99.80 15:56:01 0 0.03 0.00 0.03 0.00 0.02 99.92 15:56:01 1 0.08 0.00 0.05 0.00 0.03 99.83 15:56:01 2 0.48 0.00 0.03 0.00 0.02 99.47 15:56:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 12.52 0.00 6.47 6.30 8.12 66.58 Average: 0 12.44 0.00 6.43 6.13 8.52 66.47 Average: 1 12.35 0.00 6.21 6.12 8.12 67.20 Average: 2 12.46 0.00 6.41 6.25 8.09 66.79 Average: 3 12.82 0.00 6.85 6.72 7.75 65.85