---> uname -a: Linux 4b34c7367225 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: 2933.436 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 13.6G 36.4G 27% / 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 13.6G 36.4G 27% /etc/resolv.conf /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hostname /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hosts /dev/vda1 50.0G 13.6G 36.4G 27% /var/log/sa /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/113@tmp /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/113 ---> free -m: total used free shared buff/cache available Mem: 1837 687 112 0 1037 1090 Swap: 1023 56 967 ---> 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 206: eth0@if207: 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) 07/24/20 _x86_64_ (4 CPU) 09:00:43 LINUX RESTART 09:01:01 tps rtps wtps bread/s bwrtn/s 09:02:01 155.00 54.40 100.60 8109.13 50669.59 09:03:01 410.68 249.13 161.55 9834.68 70825.41 09:04:02 1142.29 902.51 239.77 55734.35 123433.92 09:05:01 1767.05 1453.02 314.03 119275.68 122260.46 09:06:01 982.79 668.23 314.57 63700.53 108683.33 09:07:03 1879.64 1543.37 336.27 113438.27 126444.25 09:08:01 571.99 280.82 291.17 18601.34 36559.83 09:09:01 47.28 30.08 17.20 6197.17 418.53 09:10:01 1.75 0.02 1.73 0.27 33.47 09:11:01 0.70 0.45 0.25 14.26 2.86 09:12:01 0.28 0.02 0.27 0.53 2.42 09:13:01 0.30 0.14 0.17 1.22 1.68 09:14:01 0.20 0.00 0.20 0.00 2.10 09:15:01 0.32 0.00 0.32 0.00 3.53 09:16:01 1.95 1.63 0.32 53.82 4.85 09:17:01 235.44 109.22 126.22 5222.50 32288.07 09:18:01 37.58 2.45 35.14 157.52 1184.59 09:19:01 28.47 0.70 27.77 13.58 403.25 09:20:01 29.13 0.47 28.66 6.13 442.94 09:21:01 28.72 0.47 28.26 5.73 439.79 09:22:01 161.82 52.15 109.67 4426.23 29465.43 09:23:01 197.20 88.88 108.32 8468.58 29104.41 Average: 350.84 248.81 102.03 18898.58 33451.13 09:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 82100 1799456 95.64 2620 1044552 1463240 49.94 674028 962468 24 09:03:01 111692 1769864 94.06 1492 1103920 1319740 45.04 684008 882176 28584 09:04:02 69448 1812108 96.31 12 1030724 2242756 76.54 757972 895300 17672 09:05:01 166196 1715360 91.17 0 513188 3801260 129.73 871040 644628 45248 09:06:01 412732 1468824 78.06 0 825236 1943212 66.32 603864 682692 4 09:07:03 100628 1780928 94.65 0 1080772 1960224 66.90 732380 844760 5944 09:08:01 512580 1368976 72.76 0 745844 1339000 45.70 478060 680316 28 09:09:01 370492 1511064 80.31 0 930096 1187208 40.52 586112 717392 20 09:10:01 376628 1504928 79.98 0 930096 1159044 39.56 581820 716656 12 09:11:01 377724 1503832 79.92 0 930524 1152876 39.35 581528 716900 8 09:12:01 377384 1504172 79.94 0 930512 1152948 39.35 581596 716920 8 09:13:01 376856 1504700 79.97 0 930532 1153056 39.35 581912 716968 8 09:14:01 377460 1504096 79.94 0 930544 1152876 39.35 581304 716972 8 09:15:01 377184 1504372 79.95 0 930544 1153060 39.35 581740 716972 8 09:16:01 376004 1505552 80.02 0 931512 1152940 39.35 580016 719484 16 09:17:01 196024 1685532 89.58 0 1064748 1158120 39.52 673968 760020 20 09:18:01 153308 1728248 91.85 0 1088220 1460848 49.86 717564 770452 52 09:19:01 188144 1693412 90.00 0 1088524 1358384 46.36 696432 756884 48 09:20:01 174152 1707404 90.74 0 1088664 1447252 49.39 725232 741140 32 09:21:01 217468 1664088 88.44 0 1088804 1239848 42.31 692672 731332 44 09:22:01 252792 1628764 86.56 0 924732 1568520 53.53 540896 789288 100096 09:23:01 143008 1738548 92.40 0 1062432 1272576 43.43 572780 852428 308 Average: 263182 1618374 86.01 187 963396 1492681 50.94 639860 760552 9009 09:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:02:01 vethbede8ee 798.50 777.82 76.64 2656.96 0.00 0.00 0.00 09:02:01 eth0 1706.34 1379.65 6341.08 185.54 0.00 0.00 0.00 09:02:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:02:01 docker0 798.50 777.69 65.72 2656.95 0.00 0.00 0.00 09:03:01 eth0 1325.81 816.32 7041.62 2758.78 0.00 0.00 0.00 09:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 docker0 26.47 49.93 1.52 358.97 0.00 0.00 0.00 09:04:02 eth0 193.07 147.05 2049.08 60.26 0.00 0.00 0.00 09:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:02 veth391b7db 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:04:02 docker0 899.70 919.32 73.12 3366.52 0.00 0.00 0.00 09:05:01 vethf5f168a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:05:01 veth51cfab6 0.00 0.12 0.00 0.01 0.00 0.00 0.00 09:05:01 vethf8223c4 0.00 0.13 0.00 0.01 0.00 0.00 0.00 09:05:01 eth0 3345.60 2427.17 15831.85 3108.84 0.00 0.00 0.00 09:06:01 veth5e76b08 0.00 0.02 0.00 0.00 0.00 0.00 0.00 09:06:01 vethc3cb201 0.00 0.02 0.00 0.00 0.00 0.00 0.00 09:06:01 eth0 67.78 41.95 227.94 17.94 0.00 0.00 0.00 09:06:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:07:03 eth0 69.68 44.20 130.94 68.87 0.00 0.00 0.00 09:07:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:03 vethb288539 0.00 0.24 0.00 0.01 0.00 0.00 0.00 09:07:03 veth34655ae 0.00 0.24 0.00 0.01 0.00 0.00 0.00 09:08:01 eth0 140.44 87.25 499.46 110.26 0.00 0.00 0.00 09:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 veth391b7db 0.00 0.89 0.00 0.04 0.00 0.00 0.00 09:08:01 docker0 1021.73 1090.33 81.13 4370.28 0.00 0.00 0.00 09:09:01 eth0 417.23 433.83 203.86 1705.59 0.00 0.00 0.00 09:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 eth0 1.08 1.03 1.24 0.07 0.00 0.00 0.00 09:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 09:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 eth0 0.73 0.12 0.13 0.07 0.00 0.00 0.00 09:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 eth0 0.59 0.51 0.33 0.19 0.00 0.00 0.00 09:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 09:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 eth0 0.50 0.30 0.27 0.20 0.00 0.00 0.00 09:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 eth0 180.66 138.88 3857.72 49.94 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 docker0 31.96 31.44 3.16 128.79 0.00 0.00 0.00 09:18:01 veth973e86d 0.57 0.57 0.20 0.29 0.00 0.00 0.00 09:18:01 eth0 4312.88 3245.81 20805.26 5105.00 0.00 0.00 0.00 09:18:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:18:01 docker0 1025.03 1090.38 82.73 4359.20 0.00 0.00 0.00 09:19:01 veth9d388b7 0.35 0.45 0.09 0.20 0.00 0.00 0.00 09:19:01 eth0 135.69 106.31 108.34 106.56 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 3.96 3.55 0.96 1.77 0.00 0.00 0.00 09:20:01 eth0 122.04 92.46 105.81 95.74 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 veth946ca62 0.43 0.43 0.10 0.19 0.00 0.00 0.00 09:20:01 docker0 4.23 3.73 1.02 1.84 0.00 0.00 0.00 09:21:01 veth423f60a 0.40 0.45 0.08 0.16 0.00 0.00 0.00 09:21:01 eth0 4695.74 3539.74 21133.68 5408.72 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 4.35 4.05 1.20 2.00 0.00 0.00 0.00 09:22:01 eth0 2189.38 1112.05 6136.01 199.92 0.00 0.00 0.00 09:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 docker0 1.61 1.51 0.49 0.79 0.00 0.00 0.00 09:23:01 veth4103de2 0.25 0.30 0.59 0.10 0.00 0.00 0.00 09:23:01 eth0 7114.15 4809.19 29824.02 5686.68 0.00 0.00 0.00 09:23:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:23:01 docker0 1072.24 1154.28 88.94 4532.19 0.00 0.00 0.00 Average: veth4103de2 0.01 0.01 0.03 0.00 0.00 0.00 0.00 Average: eth0 323.74 218.85 1357.18 258.78 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.79 52.53 4.05 206.24 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) 07/24/20 _x86_64_ (4 CPU) 09:00:43 LINUX RESTART 09:01:01 CPU %user %nice %system %iowait %steal %idle 09:02:01 all 22.27 0.00 9.52 9.95 0.08 58.18 09:02:01 0 23.28 0.00 12.34 12.15 0.07 52.15 09:02:01 1 26.11 0.00 9.31 11.89 0.08 52.61 09:02:01 2 19.43 0.00 9.05 6.76 0.07 64.70 09:02:01 3 20.24 0.00 7.42 8.99 0.12 63.23 09:03:01 all 19.97 0.00 8.66 2.85 0.21 68.31 09:03:01 0 21.16 0.00 9.64 2.07 0.22 66.91 09:03:01 1 24.71 0.00 9.32 4.33 0.19 61.45 09:03:01 2 16.90 0.00 7.16 3.89 0.22 71.83 09:03:01 3 17.10 0.00 8.53 1.08 0.21 73.08 09:04:02 all 14.92 0.00 12.54 17.03 0.26 55.26 09:04:02 0 13.38 0.00 12.99 13.84 0.29 59.50 09:04:02 1 16.15 0.00 13.02 18.86 0.26 51.71 09:04:02 2 13.77 0.00 12.17 20.48 0.26 53.32 09:04:02 3 16.37 0.00 11.97 14.93 0.22 56.51 09:05:01 all 39.71 0.00 20.05 19.75 0.27 20.21 09:05:01 0 38.28 0.00 21.36 19.60 0.25 20.51 09:05:01 1 41.21 0.00 19.49 20.52 0.33 18.45 09:05:01 2 39.21 0.00 19.87 18.79 0.28 21.85 09:05:01 3 40.16 0.00 19.51 20.08 0.21 20.04 09:06:01 all 32.96 0.00 18.31 30.42 0.29 18.02 09:06:01 0 32.51 0.00 17.77 33.43 0.30 15.99 09:06:01 1 33.50 0.00 18.27 29.61 0.31 18.31 09:06:01 2 33.25 0.00 18.66 31.26 0.30 16.53 09:06:01 3 32.58 0.00 18.51 27.40 0.26 21.26 09:07:03 all 43.95 0.00 23.06 20.02 0.40 12.58 09:07:03 0 44.95 0.00 21.75 21.56 0.43 11.32 09:07:03 1 44.92 0.00 22.70 19.40 0.44 12.53 09:07:03 2 43.38 0.00 23.42 20.32 0.41 12.47 09:07:03 3 42.55 0.00 24.36 18.76 0.34 13.98 09:08:01 all 24.51 0.00 13.35 26.44 0.16 35.54 09:08:01 0 24.80 0.00 13.54 28.89 0.14 32.63 09:08:01 1 23.39 0.00 13.96 27.16 0.16 35.33 09:08:01 2 24.65 0.00 12.34 25.11 0.18 37.72 09:08:01 3 25.18 0.00 13.54 24.63 0.12 36.52 09:09:01 all 10.25 0.00 3.72 0.63 0.12 85.28 09:09:01 0 10.15 0.00 4.03 0.83 0.15 84.85 09:09:01 1 10.22 0.00 3.56 0.47 0.10 85.65 09:09:01 2 10.61 0.00 3.69 0.56 0.15 84.99 09:09:01 3 10.04 0.00 3.61 0.66 0.10 85.59 09:10:01 all 0.08 0.00 0.06 0.00 0.00 99.87 09:10:01 0 0.05 0.00 0.05 0.00 0.00 99.90 09:10:01 1 0.17 0.00 0.10 0.00 0.00 99.73 09:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:10:01 3 0.03 0.00 0.05 0.00 0.00 99.92 09:11:01 all 0.12 0.00 0.03 0.00 0.00 99.85 09:11:01 0 0.03 0.00 0.02 0.00 0.02 99.93 09:11:01 1 0.32 0.00 0.05 0.00 0.00 99.63 09:11:01 2 0.10 0.00 0.03 0.00 0.00 99.87 09:11:01 3 0.02 0.00 0.02 0.00 0.00 99.97 09:12:01 all 0.15 0.00 0.02 0.00 0.00 99.82 09:12:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:12:01 1 0.05 0.00 0.02 0.00 0.00 99.93 09:12:01 2 0.52 0.00 0.02 0.00 0.02 99.45 09:12:01 3 0.05 0.00 0.03 0.00 0.00 99.92 09:13:01 all 0.15 0.00 0.03 0.00 0.00 99.82 09:13:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:13:01 1 0.02 0.00 0.02 0.00 0.00 99.97 09:13:01 2 0.51 0.00 0.02 0.02 0.00 99.46 09:13:01 3 0.05 0.00 0.05 0.02 0.00 99.88 09:14:01 all 0.15 0.00 0.02 0.00 0.00 99.83 09:14:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:14:01 1 0.02 0.00 0.03 0.00 0.00 99.95 09:14:01 2 0.52 0.00 0.02 0.00 0.00 99.47 09:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:15:01 all 0.16 0.00 0.02 0.00 0.00 99.82 09:15:01 0 0.02 0.00 0.00 0.00 0.00 99.98 09:15:01 1 0.02 0.00 0.02 0.00 0.00 99.97 09:15:01 2 0.53 0.00 0.02 0.00 0.00 99.45 09:15:01 3 0.05 0.00 0.03 0.00 0.00 99.92 09:16:01 all 0.15 0.00 0.05 0.02 0.00 99.78 09:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:16:01 1 0.05 0.00 0.03 0.02 0.02 99.88 09:16:01 2 0.47 0.00 0.07 0.00 0.00 99.47 09:16:01 3 0.07 0.00 0.07 0.07 0.02 99.78 09:17:01 all 7.84 0.00 5.64 5.39 0.11 81.02 09:17:01 0 7.41 0.00 5.00 5.44 0.14 82.01 09:17:01 1 7.62 0.00 6.07 8.23 0.14 77.95 09:17:01 2 8.49 0.00 6.42 4.13 0.12 80.84 09:17:01 3 7.83 0.00 5.09 3.73 0.07 83.29 09:18:01 all 4.10 0.00 4.19 0.64 0.08 90.99 09:18:01 0 4.18 0.00 3.94 0.54 0.05 91.30 09:18:01 1 4.17 0.00 4.89 0.61 0.08 90.25 09:18:01 2 4.36 0.00 3.77 1.08 0.08 90.71 09:18:01 3 3.69 0.00 4.14 0.37 0.08 91.71 09:19:01 all 3.35 0.00 3.60 0.47 0.07 92.52 09:19:01 0 3.18 0.00 3.64 0.47 0.05 92.65 09:19:01 1 3.51 0.00 3.67 0.67 0.07 92.08 09:19:01 2 3.25 0.00 3.45 0.25 0.07 92.99 09:19:01 3 3.45 0.00 3.64 0.45 0.08 92.37 09:20:01 all 3.36 0.00 3.57 0.53 0.06 92.49 09:20:01 0 3.35 0.00 3.55 0.49 0.10 92.52 09:20:01 1 3.45 0.00 3.97 0.96 0.03 91.59 09:20:01 2 3.35 0.00 3.53 0.29 0.05 92.78 09:20:01 3 3.28 0.00 3.23 0.37 0.05 93.07 09:21:01 all 3.30 0.00 3.44 0.39 0.05 92.81 09:21:01 0 3.57 0.00 3.89 0.30 0.05 92.18 09:21:01 1 3.28 0.00 3.68 0.40 0.07 92.57 09:21:01 2 3.23 0.00 2.94 0.40 0.05 93.37 09:21:01 3 3.15 0.00 3.23 0.45 0.03 93.13 09:22:01 all 11.85 0.00 8.57 1.54 0.19 77.85 09:22:01 0 11.35 0.00 9.25 2.80 0.15 76.44 09:22:01 1 12.07 0.00 7.65 1.16 0.19 78.93 09:22:01 2 11.34 0.00 9.20 1.47 0.22 77.77 09:22:01 3 12.63 0.00 8.18 0.77 0.19 78.24 09:23:01 all 10.23 0.00 7.33 3.22 0.11 79.12 09:23:01 0 11.33 0.00 7.16 1.63 0.12 79.77 09:23:01 1 9.87 0.00 7.88 4.87 0.07 77.31 09:23:01 2 9.72 0.00 7.65 4.25 0.12 78.27 09:23:01 3 9.98 0.00 6.60 2.14 0.15 81.13 Average: all 11.34 0.00 6.53 6.19 0.11 75.83 Average: 0 11.32 0.00 6.72 6.40 0.11 75.45 Average: 1 11.87 0.00 6.63 6.65 0.11 74.74 Average: 2 11.07 0.00 6.43 6.18 0.12 76.20 Average: 3 11.10 0.00 6.35 5.54 0.10 76.91