---> uname -a: Linux 6543f3654a12 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 13.8G 36.2G 28% / 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 13.8G 36.2G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.2G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/12 /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/12@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 612 131 0 1093 1139 Swap: 1023 94 929 ---> 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) 08/04/20 _x86_64_ (4 CPU) 04:29:03 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:01 183.18 91.42 91.76 9671.86 45447.00 04:32:01 519.50 320.66 198.84 12797.34 44910.06 04:33:01 236.20 130.41 105.79 4776.30 33396.57 04:34:02 1052.79 764.65 288.14 97435.91 169363.95 04:35:01 2404.87 2108.61 296.26 146497.19 159483.30 04:36:02 1065.64 751.11 314.54 81995.74 142397.69 04:37:01 2236.09 1910.19 325.90 126264.13 130387.46 04:38:02 1412.39 1115.00 297.39 71442.67 83010.85 04:39:01 207.55 105.42 102.13 8407.92 9420.48 04:40:01 2.51 1.20 1.32 45.57 19.27 04:41:01 0.30 0.02 0.28 0.53 3.40 04:42:01 0.23 0.00 0.23 0.00 2.58 04:43:01 0.28 0.00 0.28 0.00 3.30 04:44:01 0.55 0.30 0.25 10.26 2.30 04:45:01 1.98 1.23 0.75 41.30 14.79 04:46:01 0.33 0.00 0.33 0.00 3.85 04:47:01 0.33 0.03 0.30 0.80 3.33 04:48:01 0.25 0.00 0.25 0.00 2.61 04:49:01 0.22 0.03 0.18 0.67 2.07 04:50:02 51.12 48.90 2.21 5148.58 1003.56 Average: 467.76 366.36 101.40 28185.51 40973.39 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 99880 1781676 94.69 2404 1072432 1520816 51.90 632860 946592 97704 04:32:01 108672 1772884 94.22 1484 958464 1787368 61.00 770224 766524 85136 04:33:01 307808 1573748 83.64 460 869188 1425636 48.65 618152 722036 68164 04:34:02 334296 1547260 82.23 4 872192 2018756 68.90 629196 743312 0 04:35:01 145844 1735712 92.25 4 495696 3527292 120.38 903532 621100 15292 04:36:02 113040 1768516 93.99 4 1042484 2050524 69.98 750364 842948 9320 04:37:01 127764 1753792 93.21 4 851256 4086484 139.46 723028 809140 1248 04:38:02 102096 1779460 94.57 4 1162040 1533952 52.35 757064 822652 176 04:39:01 520376 1361180 72.34 4 818140 1188948 40.58 416608 748192 12 04:40:01 521976 1359580 72.26 4 818648 1162292 39.67 416072 748156 16 04:41:01 522328 1359228 72.24 4 818656 1160152 39.59 415384 748080 12 04:42:01 522952 1358604 72.21 4 818668 1157068 39.49 415168 748032 8 04:43:01 523188 1358368 72.19 4 818680 1157068 39.49 415176 748032 8 04:44:01 521844 1359712 72.27 4 819268 1157624 39.51 415672 748544 12 04:45:01 520788 1360768 72.32 4 819520 1157164 39.49 415816 748856 12 04:46:01 521428 1360128 72.29 4 819532 1157068 39.49 415204 748856 12 04:47:01 521700 1359856 72.27 4 819528 1157068 39.49 415208 748864 12 04:48:01 521684 1359872 72.27 4 819548 1157068 39.49 415336 748880 8 04:49:01 521568 1359988 72.28 4 819564 1157068 39.49 415344 748900 8 04:50:02 175716 1705840 90.66 4 1097964 1572200 53.66 512428 988336 100132 Average: 362747 1518809 80.72 221 871573 1614581 55.10 543392 774802 18865 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 eth0 1889.27 1638.14 8567.39 2841.10 0.00 0.00 0.00 04:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 docker0 1007.79 733.75 75.72 2647.28 0.00 0.00 0.00 04:32:01 veth2597ba0 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:32:01 eth0 3101.45 2393.40 13747.21 2964.97 0.00 0.00 0.00 04:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:32:01 docker0 1121.24 878.36 84.24 3377.80 0.00 0.00 0.00 04:33:01 veth2597ba0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 eth0 71.64 51.60 36.96 90.65 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 veth742fabb 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:34:02 vethc61f5e5 0.00 0.22 0.00 0.01 0.00 0.00 0.00 04:34:02 vethb90f7c1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 vethc0a0853 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 vethac71e2a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 veth3efacda 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 vethc61f5e5 0.00 0.44 0.00 0.02 0.00 0.00 0.00 04:35:01 eth0 3357.37 2577.12 15847.97 3155.99 0.00 0.00 0.00 04:36:02 vethc61f5e5 0.00 0.08 0.00 0.00 0.00 0.00 0.00 04:36:02 vethb7c297e 20.95 38.99 1.42 301.09 0.00 0.00 0.00 04:36:02 eth0 93.15 60.83 361.77 66.22 0.00 0.00 0.00 04:36:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:37:01 vethc61f5e5 0.00 0.29 0.00 0.01 0.00 0.00 0.00 04:37:01 eth0 73.33 47.70 174.91 69.12 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 vethf0e7370 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:02 vethc61f5e5 0.00 0.10 0.00 0.00 0.00 0.00 0.00 04:38:02 eth0 82.05 53.32 214.42 64.66 0.00 0.00 0.00 04:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:02 docker0 1179.61 978.27 87.53 4119.23 0.00 0.00 0.00 04:39:01 eth0 38.89 21.42 100.08 12.00 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 6.92 11.44 0.39 77.45 0.00 0.00 0.00 04:40:01 eth0 0.88 0.52 0.71 0.25 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 0.22 0.17 0.09 0.04 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.07 0.07 0.01 0.01 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 0.15 0.10 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 0.07 0.07 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 0.73 0.22 0.19 0.07 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 0.08 0.07 0.01 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 0.10 0.07 0.01 0.00 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 0.88 0.05 0.10 0.00 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 0.07 0.03 0.00 0.00 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 04:50:02 eth0 105.38 79.00 2078.84 46.85 0.00 0.00 0.00 04:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 140.21 112.38 761.98 164.47 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 59.75 49.83 4.43 211.26 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) 08/04/20 _x86_64_ (4 CPU) 04:29:03 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 21.28 0.00 7.99 1.56 0.03 69.14 04:31:01 0 18.74 0.00 9.03 0.28 0.03 71.92 04:31:01 1 15.49 0.00 7.06 2.34 0.03 75.08 04:31:01 2 22.30 0.00 7.85 1.92 0.03 67.89 04:31:01 3 28.50 0.00 8.03 1.67 0.03 61.76 04:32:01 all 25.70 0.00 10.71 6.81 0.05 56.74 04:32:01 0 27.93 0.00 11.28 6.24 0.03 54.51 04:32:01 1 25.08 0.00 10.81 8.95 0.07 55.09 04:32:01 2 24.21 0.00 10.38 5.16 0.05 60.20 04:32:01 3 25.57 0.00 10.36 6.89 0.03 57.14 04:33:01 all 42.64 0.00 11.75 5.41 0.03 40.17 04:33:01 0 40.01 0.00 11.91 5.73 0.02 42.33 04:33:01 1 43.02 0.00 11.88 6.82 0.03 38.25 04:33:01 2 44.48 0.00 12.01 4.64 0.02 38.85 04:33:01 3 43.05 0.00 11.24 4.43 0.03 41.25 04:34:02 all 19.30 0.00 17.13 19.59 0.08 43.90 04:34:02 0 20.06 0.00 17.47 21.69 0.10 40.68 04:34:02 1 18.66 0.00 17.32 21.75 0.09 42.18 04:34:02 2 18.03 0.00 16.62 16.32 0.07 48.96 04:34:02 3 20.46 0.00 17.06 18.62 0.07 43.79 04:35:01 all 39.55 0.00 20.30 21.91 0.22 18.02 04:35:01 0 39.53 0.00 20.16 20.84 0.23 19.23 04:35:01 1 39.84 0.00 19.93 21.32 0.30 18.61 04:35:01 2 39.32 0.00 20.31 23.20 0.23 16.93 04:35:01 3 39.49 0.00 20.83 22.26 0.16 17.27 04:36:02 all 31.05 0.00 19.35 24.35 0.05 25.20 04:36:02 0 30.73 0.00 18.44 26.17 0.05 24.62 04:36:02 1 31.09 0.00 19.19 23.38 0.07 26.28 04:36:02 2 31.81 0.00 19.47 20.68 0.03 28.00 04:36:02 3 30.57 0.00 20.30 27.19 0.05 21.88 04:37:01 all 18.62 0.00 20.43 33.18 0.11 27.67 04:37:01 0 18.17 0.00 19.84 35.84 0.14 26.01 04:37:01 1 17.88 0.00 22.17 33.13 0.09 26.73 04:37:01 2 20.28 0.00 20.09 29.82 0.12 29.68 04:37:01 3 18.13 0.00 19.62 33.92 0.09 28.25 04:38:02 all 42.49 0.00 16.73 21.14 0.06 19.57 04:38:02 0 44.10 0.00 15.63 23.22 0.07 16.98 04:38:02 1 42.47 0.00 16.52 19.83 0.07 21.12 04:38:02 2 41.74 0.00 17.18 22.04 0.03 19.01 04:38:02 3 41.68 0.00 17.57 19.47 0.07 21.21 04:39:01 all 10.28 0.00 5.91 4.64 0.03 79.14 04:39:01 0 10.85 0.00 6.15 5.40 0.03 77.56 04:39:01 1 10.46 0.00 6.01 4.78 0.02 78.73 04:39:01 2 10.06 0.00 5.92 5.54 0.05 78.43 04:39:01 3 9.74 0.00 5.56 2.86 0.02 81.82 04:40:01 all 0.16 0.00 0.04 0.03 0.00 99.77 04:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:40:01 1 0.05 0.00 0.03 0.02 0.00 99.90 04:40:01 2 0.53 0.00 0.03 0.00 0.00 99.43 04:40:01 3 0.03 0.00 0.03 0.10 0.00 99.83 04:41:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:41:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:41:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:41:01 2 0.52 0.00 0.03 0.00 0.00 99.45 04:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:42:01 all 0.08 0.00 0.03 0.00 0.00 99.89 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:42:01 2 0.27 0.00 0.03 0.00 0.00 99.70 04:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 all 0.03 0.00 0.03 0.00 0.00 99.95 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 all 0.12 0.00 0.03 0.00 0.00 99.85 04:44:01 0 0.00 0.00 0.03 0.00 0.00 99.97 04:44:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 2 0.40 0.00 0.03 0.00 0.00 99.57 04:44:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:45:01 all 0.15 0.00 0.05 0.02 0.00 99.79 04:45:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:45:01 1 0.03 0.00 0.10 0.07 0.00 99.80 04:45:01 2 0.52 0.00 0.03 0.02 0.00 99.43 04:45:01 3 0.03 0.00 0.07 0.00 0.00 99.90 04:46:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:46:01 0 0.00 0.00 0.00 0.00 0.00 100.00 04:46:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:46:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:46:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 all 0.15 0.00 0.02 0.00 0.00 99.81 04:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:47:01 2 0.52 0.00 0.03 0.00 0.02 99.43 04:47:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:48:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:48:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:48:01 2 0.53 0.00 0.03 0.00 0.00 99.43 04:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:49:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:49:01 0 0.02 0.00 0.02 0.02 0.00 99.95 04:49:01 1 0.00 0.00 0.02 0.00 0.00 99.98 04:49:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:49:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:50:02 all 1.69 0.00 0.93 1.26 0.00 96.11 04:50:02 0 2.02 0.00 1.18 1.44 0.00 95.36 04:50:02 1 1.35 0.00 0.77 1.17 0.02 96.70 04:50:02 2 1.58 0.00 0.90 0.67 0.00 96.85 04:50:02 3 1.84 0.00 0.87 1.74 0.02 95.54 Average: all 12.53 0.00 6.46 6.86 0.03 74.12 Average: 0 12.44 0.00 6.46 7.21 0.03 73.86 Average: 1 12.14 0.00 6.50 7.05 0.04 74.27 Average: 2 12.75 0.00 6.44 6.37 0.03 74.41 Average: 3 12.77 0.00 6.46 6.79 0.03 73.95