---> uname -a: Linux 7d744ef901e7 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 13.4G 36.6G 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 13.4G 36.6G 27% /etc/resolv.conf /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hostname /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hosts /dev/vda1 50.0G 13.4G 36.6G 27% /var/log/sa /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/30 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/30@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 653 189 0 994 1102 Swap: 1023 70 953 ---> 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 118: eth0@if119: 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) 08/11/20 _x86_64_ (4 CPU) 04:30:43 LINUX RESTART 04:32:02 tps rtps wtps bread/s bwrtn/s 04:33:01 128.26 51.48 76.78 8226.91 33016.42 04:34:01 470.41 272.26 198.15 10254.16 57474.63 04:35:01 339.99 213.06 126.93 9026.46 26945.22 04:36:02 355.70 130.11 225.59 72794.62 149062.69 04:37:01 2924.96 2583.85 341.12 163778.74 183333.70 04:38:04 645.84 393.55 252.29 57063.48 67855.61 04:39:02 2437.20 2062.70 374.50 180602.64 197441.07 04:40:01 1257.90 943.52 314.39 81696.86 99273.93 04:41:01 202.86 14.61 188.25 3239.95 12118.28 04:42:01 2.06 0.48 1.58 16.65 25.21 04:43:01 0.30 0.02 0.28 0.27 3.51 04:44:01 0.27 0.00 0.27 0.00 2.48 04:45:01 0.30 0.02 0.28 0.53 3.36 04:46:01 0.57 0.32 0.25 22.37 2.33 04:47:01 2.01 1.22 0.80 28.38 15.34 04:48:01 0.98 0.70 0.28 6.79 2.90 04:49:01 0.22 0.02 0.20 0.40 2.22 04:50:01 0.28 0.02 0.27 0.13 3.65 04:51:01 0.25 0.00 0.25 0.00 2.88 04:52:02 1.07 0.80 0.27 141.88 3.80 Average: 433.24 328.46 104.78 29041.87 41049.20 04:32:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 66484 1815072 96.47 2596 1144216 1518428 51.82 688700 958204 67792 04:34:01 202720 1678836 89.23 1492 982092 1306712 44.60 599996 833440 236 04:35:01 145072 1736484 92.29 364 771200 1705852 58.22 862988 637580 70708 04:36:02 65468 1816088 96.52 0 1024888 2253860 76.92 710164 945944 85960 04:37:01 208720 1672836 88.91 0 1040888 1348464 46.02 580184 918760 1212 04:38:04 69264 1812292 96.32 0 1117912 1515748 51.73 765476 838020 98732 04:39:02 52364 1829192 97.22 0 1133224 1931600 65.92 521988 1135132 44488 04:40:01 449768 1431788 76.10 0 815860 1363088 46.52 498540 734120 32 04:41:01 294304 1587252 84.36 0 1002704 1213992 41.43 543964 833436 16 04:42:01 301208 1580348 83.99 0 1003152 1148772 39.21 540716 831620 12 04:43:01 302584 1578972 83.92 0 1003164 1137464 38.82 539664 831536 8 04:44:01 302764 1578792 83.91 0 1003180 1137464 38.82 539668 831544 8 04:45:01 302592 1578964 83.92 0 1003176 1137464 38.82 539660 831544 8 04:46:01 301540 1580016 83.97 0 1003932 1138496 38.85 540424 832056 12 04:47:01 301016 1580540 84.00 0 1004024 1137548 38.82 540316 831952 8 04:48:01 301104 1580452 84.00 0 1004028 1137464 38.82 540228 832136 16 04:49:01 301112 1580444 84.00 0 1004028 1137500 38.82 540364 832156 8 04:50:01 301028 1580528 84.00 0 1004048 1137464 38.82 540156 832172 8 04:51:01 301020 1580536 84.00 0 1004052 1137464 38.82 540364 832172 8 04:52:02 293696 1587860 84.39 0 1008160 1137584 38.82 546020 833736 8 Average: 243191 1638365 87.08 223 1003896 1334121 45.53 585979 849363 18464 04:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:33:01 eth0 1880.67 1500.27 8851.57 2907.06 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 docker0 775.11 608.94 64.45 2692.67 0.00 0.00 0.00 04:34:01 eth0 320.78 227.73 1816.95 32.57 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 vethc075ba2 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:34:01 docker0 889.39 750.80 72.28 3375.69 0.00 0.00 0.00 04:35:01 eth0 46.71 28.14 32.93 70.11 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 vethc075ba2 0.00 0.03 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:02 eth0 106.61 75.45 1671.83 62.73 0.00 0.00 0.00 04:36:02 veth74d4361 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:36:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 55.13 36.55 165.99 48.87 0.00 0.00 0.00 04:37:01 veth74d4361 0.00 0.25 0.00 0.01 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 veth335670a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:04 eth0 40.87 23.83 101.93 12.75 0.00 0.00 0.00 04:38:04 veth74d4361 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:38:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:04 docker0 873.12 752.44 70.36 3450.70 0.00 0.00 0.00 04:39:02 vethee09c28 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:02 veth2705854 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:02 eth0 3366.08 2592.77 16610.34 3363.35 0.00 0.00 0.00 04:39:02 veth74d4361 0.00 0.73 0.00 0.04 0.00 0.00 0.00 04:40:01 eth0 59.71 36.05 121.82 59.85 0.00 0.00 0.00 04:40:01 veth74d4361 0.00 0.03 0.00 0.00 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 942.15 823.74 75.46 3845.20 0.00 0.00 0.00 04:41:01 eth0 105.91 69.42 457.02 62.04 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 33.26 53.70 2.09 426.90 0.00 0.00 0.00 04:42:01 eth0 0.15 0.10 0.08 0.06 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 0.13 0.08 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 0.10 0.08 0.01 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 0.10 0.08 0.01 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 0.20 0.15 0.07 0.01 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 0.22 0.18 0.08 0.07 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 0.08 0.10 0.01 0.01 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 0.18 0.17 0.07 0.01 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 0.08 0.07 0.01 0.01 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 04:51:01 eth0 0.60 0.08 0.06 0.01 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:02 eth0 0.72 0.47 0.41 0.27 0.00 0.00 0.00 04:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 133.20 101.22 664.99 164.17 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.16 43.34 3.83 211.14 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) 08/11/20 _x86_64_ (4 CPU) 04:30:43 LINUX RESTART 04:32:02 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 20.03 0.00 7.39 2.39 0.09 70.10 04:33:01 0 16.07 0.00 8.50 4.94 0.09 70.39 04:33:01 1 11.52 0.00 6.89 2.27 0.07 79.25 04:33:01 2 35.61 0.00 7.27 1.02 0.09 56.01 04:33:01 3 16.81 0.00 6.92 1.39 0.10 74.78 04:34:01 all 12.29 0.00 8.72 5.93 0.09 72.97 04:34:01 0 12.92 0.00 8.53 3.17 0.10 75.28 04:34:01 1 12.46 0.00 9.01 8.16 0.08 70.29 04:34:01 2 12.40 0.00 8.53 5.18 0.10 73.79 04:34:01 3 11.38 0.00 8.84 7.17 0.07 72.55 04:35:01 all 52.89 0.00 15.35 6.16 0.09 25.51 04:35:01 0 54.77 0.00 15.24 7.41 0.10 22.48 04:35:01 1 52.47 0.00 15.12 3.26 0.09 29.07 04:35:01 2 52.97 0.00 15.49 7.16 0.03 24.35 04:35:01 3 51.37 0.00 15.54 6.86 0.10 26.13 04:36:02 all 20.69 0.00 15.69 10.31 0.14 53.16 04:36:02 0 23.40 0.00 16.07 10.65 0.15 49.74 04:36:02 1 19.42 0.00 15.78 9.86 0.12 54.83 04:36:02 2 19.53 0.00 14.89 11.08 0.14 54.36 04:36:02 3 20.41 0.00 16.04 9.67 0.15 53.72 04:37:01 all 17.77 0.00 21.24 31.90 0.14 28.95 04:37:01 0 18.07 0.00 20.96 32.15 0.14 28.67 04:37:01 1 17.19 0.00 20.97 32.10 0.14 29.60 04:37:01 2 18.23 0.00 20.90 32.55 0.16 28.16 04:37:01 3 17.58 0.00 22.13 30.78 0.13 29.38 04:38:04 all 49.80 0.00 15.46 17.45 0.06 17.23 04:38:04 0 50.37 0.00 14.90 20.18 0.07 14.49 04:38:04 1 48.35 0.00 15.75 16.96 0.08 18.86 04:38:04 2 50.07 0.00 15.86 16.12 0.07 17.87 04:38:04 3 50.42 0.00 15.32 16.49 0.05 17.72 04:39:02 all 18.62 0.00 21.51 33.28 0.18 26.42 04:39:02 0 19.41 0.00 21.07 35.09 0.18 24.25 04:39:02 1 18.52 0.00 21.80 34.62 0.16 24.90 04:39:02 2 18.25 0.00 22.52 36.74 0.18 22.30 04:39:02 3 18.29 0.00 20.64 26.60 0.15 34.32 04:40:01 all 49.23 0.00 19.61 21.18 0.11 9.87 04:40:01 0 48.12 0.00 20.72 21.75 0.14 9.26 04:40:01 1 49.69 0.00 19.76 20.62 0.11 9.83 04:40:01 2 50.59 0.00 18.83 21.25 0.11 9.23 04:40:01 3 48.56 0.00 19.14 21.07 0.09 11.14 04:41:01 all 7.55 0.00 5.93 13.45 0.04 73.02 04:41:01 0 7.76 0.00 6.55 13.15 0.03 72.51 04:41:01 1 7.74 0.00 5.52 11.60 0.05 75.09 04:41:01 2 7.76 0.00 6.25 14.60 0.03 71.36 04:41:01 3 6.92 0.00 5.42 14.51 0.07 73.08 04:42:01 all 0.15 0.00 0.06 0.00 0.00 99.78 04:42:01 0 0.03 0.00 0.05 0.00 0.00 99.92 04:42:01 1 0.03 0.00 0.07 0.02 0.00 99.88 04:42:01 2 0.05 0.00 0.05 0.00 0.00 99.90 04:42:01 3 0.50 0.00 0.07 0.00 0.00 99.43 04:43:01 all 0.16 0.00 0.03 0.00 0.00 99.80 04:43:01 0 0.03 0.00 0.02 0.00 0.02 99.93 04:43:01 1 0.07 0.00 0.05 0.00 0.02 99.87 04:43:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:43:01 3 0.53 0.00 0.00 0.00 0.00 99.47 04:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 3 0.50 0.00 0.02 0.00 0.00 99.48 04:45:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:45:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:45:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:45:01 3 0.50 0.00 0.00 0.00 0.00 99.50 04:46:01 all 0.15 0.00 0.03 0.00 0.00 99.81 04:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 2 0.03 0.00 0.05 0.02 0.00 99.90 04:46:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:47:01 all 0.07 0.00 0.05 0.02 0.00 99.86 04:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 1 0.00 0.00 0.02 0.00 0.00 99.98 04:47:01 2 0.07 0.00 0.10 0.05 0.00 99.78 04:47:01 3 0.15 0.00 0.05 0.00 0.00 99.80 04:48:01 all 0.16 0.00 0.03 0.02 0.00 99.78 04:48:01 0 0.03 0.00 0.05 0.08 0.00 99.83 04:48:01 1 0.05 0.00 0.05 0.00 0.02 99.88 04:48:01 2 0.05 0.00 0.03 0.02 0.00 99.90 04:48:01 3 0.53 0.00 0.03 0.00 0.00 99.43 04:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:49:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:49:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:49:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:50:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:50:01 3 0.53 0.00 0.02 0.00 0.00 99.45 04:51:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:51:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:51:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:51:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:51:01 3 0.50 0.00 0.02 0.00 0.00 99.48 04:52:02 all 0.16 0.00 0.04 0.02 0.00 99.78 04:52:02 0 0.03 0.00 0.02 0.00 0.00 99.95 04:52:02 1 0.03 0.00 0.03 0.00 0.00 99.93 04:52:02 2 0.07 0.00 0.12 0.05 0.02 99.75 04:52:02 3 0.52 0.00 0.03 0.02 0.00 99.43 Average: all 12.34 0.00 6.41 6.90 0.05 74.30 Average: 0 12.40 0.00 6.49 7.24 0.05 73.82 Average: 1 11.72 0.00 6.40 6.78 0.05 75.05 Average: 2 13.10 0.00 6.40 7.08 0.04 73.37 Average: 3 12.14 0.00 6.33 6.52 0.04 74.97