---> uname -a: Linux 14e1dddc3018 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/5 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/5@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 646 107 0 1084 1107 Swap: 1023 65 958 ---> 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 110: eth0@if111: 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) 08/26/20 _x86_64_ (4 CPU) 19:01:09 LINUX RESTART 19:02:01 tps rtps wtps bread/s bwrtn/s 19:03:01 131.57 52.40 79.16 8453.72 37921.93 19:04:01 458.51 238.50 220.01 8374.65 58522.38 19:05:02 375.67 251.83 123.84 10836.21 24542.25 19:06:01 288.65 92.67 195.98 38792.94 119510.98 19:07:01 2763.57 2393.51 370.06 193421.05 204122.24 19:08:02 978.29 696.05 282.24 48240.31 61710.20 19:09:02 2062.53 1708.51 354.02 129867.73 157709.21 19:10:02 1439.70 1149.13 290.57 82574.66 89369.61 19:11:01 677.84 495.41 182.43 32040.22 44325.07 19:12:01 2.31 0.45 1.86 16.78 35.48 19:13:01 0.33 0.05 0.28 0.53 3.23 19:14:01 0.23 0.00 0.23 0.00 2.31 19:15:01 0.22 0.02 0.20 0.53 1.65 19:16:01 0.28 0.00 0.28 0.00 3.23 19:17:01 1.98 1.75 0.23 57.43 3.33 19:18:01 0.95 0.05 0.90 1.60 17.16 19:19:01 0.27 0.03 0.23 0.53 2.83 19:20:01 0.25 0.00 0.25 0.00 3.18 19:21:01 19.88 19.61 0.27 2301.96 18.58 Average: 485.08 374.38 110.70 29254.23 42007.59 19:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:03:01 68204 1813352 96.38 2596 1140492 1527304 52.12 708052 935804 52248 19:04:01 340072 1541484 81.93 1492 861976 1097528 37.46 530584 759008 20 19:05:02 307104 1574452 83.68 436 745668 1503844 51.32 697016 634384 33580 19:06:01 66080 1815476 96.49 72 1010448 2242696 76.54 759464 885908 94212 19:07:01 64428 1817128 96.58 20 1089260 1947996 66.48 694756 948384 102008 19:08:02 77892 1803664 95.86 20 1096828 1787112 60.99 731984 859416 27648 19:09:02 65532 1816024 96.52 20 1070944 2320964 79.21 691344 947400 58268 19:10:02 356384 1525172 81.06 20 706340 1965376 67.07 662208 647360 16 19:11:01 721696 1159860 61.64 20 579876 1182384 40.35 492236 468352 20 19:12:01 726300 1155256 61.40 20 580400 1157388 39.50 489308 467780 12 19:13:01 727392 1154164 61.34 20 580396 1150192 39.25 488636 467660 8 19:14:01 727672 1153884 61.33 20 580420 1150192 39.25 488628 467672 8 19:15:01 727892 1153664 61.31 20 580412 1150192 39.25 488760 467672 8 19:16:01 727868 1153688 61.32 20 580440 1150240 39.26 489024 467688 12 19:17:01 725656 1155900 61.43 20 581544 1150300 39.26 489456 468688 8 19:18:01 726056 1155500 61.41 20 581548 1150192 39.25 488644 468688 8 19:19:01 726164 1155392 61.41 20 581568 1150228 39.26 488828 468720 8 19:20:01 726344 1155212 61.40 20 581580 1150192 39.25 488648 468724 8 19:21:01 647444 1234112 65.59 20 649116 1167748 39.85 505684 524132 148 Average: 487167 1394389 74.11 258 746277 1426425 48.68 572277 622286 19381 19:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:03:01 eth0 2068.30 1584.31 9105.19 2861.95 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 846.81 743.62 67.56 2657.42 0.00 0.00 0.00 19:04:01 eth0 364.04 243.71 1916.78 31.57 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 123.52 177.38 8.81 835.31 0.00 0.00 0.00 19:05:02 eth0 62.25 44.23 38.24 89.89 0.00 0.00 0.00 19:05:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:02 vethc245642 0.00 0.13 0.00 0.01 0.00 0.00 0.00 19:05:02 docker0 970.25 920.97 76.37 3492.70 0.00 0.00 0.00 19:06:01 eth0 111.33 78.27 1714.18 51.59 0.00 0.00 0.00 19:06:01 veth0784138 0.00 0.13 0.00 0.01 0.00 0.00 0.00 19:06:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 vethb5598ef 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 eth0 3210.70 2328.56 15681.13 3086.59 0.00 0.00 0.00 19:07:01 veth0784138 0.00 0.45 0.00 0.02 0.00 0.00 0.00 19:07:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:08:02 veth76c277b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:08:02 eth0 62.55 43.64 135.63 69.74 0.00 0.00 0.00 19:08:02 veth0784138 0.00 0.20 0.00 0.01 0.00 0.00 0.00 19:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:09:02 veth4eaef26 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:09:02 veth45cf65f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:09:02 eth0 3383.48 2448.59 16308.23 3228.08 0.00 0.00 0.00 19:09:02 veth0784138 0.00 0.81 0.00 0.04 0.00 0.00 0.00 19:10:02 veth52107b7 0.00 0.15 0.00 0.01 0.00 0.00 0.00 19:10:02 eth0 52.02 30.16 117.55 23.03 0.00 0.00 0.00 19:10:02 veth0784138 0.00 0.10 0.00 0.00 0.00 0.00 0.00 19:10:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:11:01 eth0 79.27 59.85 126.87 67.81 0.00 0.00 0.00 19:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:11:01 docker0 1070.36 1056.62 82.71 4348.13 0.00 0.00 0.00 19:12:01 eth0 0.33 0.30 0.44 0.09 0.00 0.00 0.00 19:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 19:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 eth0 0.20 0.13 0.07 0.01 0.00 0.00 0.00 19:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 19:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:18:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 19:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:19:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 19:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:21:01 eth0 12.37 10.14 8.23 12.16 0.00 0.00 0.00 19:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 156.09 115.54 724.73 172.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 55.47 54.76 4.29 225.34 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) 08/26/20 _x86_64_ (4 CPU) 19:01:09 LINUX RESTART 19:02:01 CPU %user %nice %system %iowait %steal %idle 19:03:01 all 20.22 0.00 7.55 1.79 0.04 70.41 19:03:01 0 14.07 0.00 9.34 2.79 0.03 73.77 19:03:01 1 13.29 0.00 6.54 0.85 0.07 79.25 19:03:01 2 37.63 0.00 6.65 2.37 0.02 53.33 19:03:01 3 15.74 0.00 7.73 1.15 0.05 75.33 19:04:01 all 11.89 0.00 8.63 6.47 0.04 72.96 19:04:01 0 11.23 0.00 9.33 4.06 0.03 75.34 19:04:01 1 12.19 0.00 8.03 9.56 0.03 70.18 19:04:01 2 11.07 0.00 8.40 5.61 0.05 74.88 19:04:01 3 13.09 0.00 8.74 6.65 0.05 71.48 19:05:02 all 54.32 0.00 14.46 7.46 0.05 23.71 19:05:02 0 53.84 0.00 14.19 7.31 0.02 24.65 19:05:02 1 57.75 0.00 14.35 9.76 0.05 18.10 19:05:02 2 52.55 0.00 14.17 5.79 0.07 27.42 19:05:02 3 53.15 0.00 15.15 6.98 0.05 24.66 19:06:01 all 18.69 0.00 12.91 7.77 0.05 60.58 19:06:01 0 16.90 0.00 12.17 7.09 0.05 63.79 19:06:01 1 21.17 0.00 13.54 8.21 0.02 57.06 19:06:01 2 18.70 0.00 13.39 9.21 0.05 58.65 19:06:01 3 17.99 0.00 12.55 6.57 0.05 62.85 19:07:01 all 20.12 0.00 22.83 28.69 0.10 28.26 19:07:01 0 20.45 0.00 22.71 29.32 0.12 27.40 19:07:01 1 19.70 0.00 22.49 29.17 0.09 28.56 19:07:01 2 19.70 0.00 23.03 29.96 0.10 27.21 19:07:01 3 20.62 0.00 23.11 26.29 0.10 29.88 19:08:02 all 49.45 0.00 16.37 18.77 0.04 15.37 19:08:02 0 48.77 0.00 16.55 19.52 0.05 15.11 19:08:02 1 48.57 0.00 16.68 19.82 0.03 14.90 19:08:02 2 51.59 0.00 15.23 19.21 0.03 13.94 19:08:02 3 48.91 0.00 17.00 16.52 0.03 17.53 19:09:02 all 13.09 0.00 18.76 38.70 0.06 29.38 19:09:02 0 13.72 0.00 18.69 38.71 0.07 28.81 19:09:02 1 12.05 0.00 19.42 37.26 0.05 31.23 19:09:02 2 13.30 0.00 18.53 36.73 0.07 31.37 19:09:02 3 13.30 0.00 18.44 42.15 0.07 26.04 19:10:02 all 48.16 0.00 17.63 20.42 0.05 13.73 19:10:02 0 47.96 0.00 16.58 19.76 0.07 15.63 19:10:02 1 48.52 0.00 17.27 17.54 0.05 16.62 19:10:02 2 49.30 0.00 16.95 20.01 0.07 13.67 19:10:02 3 46.89 0.00 19.73 24.39 0.02 8.97 19:11:01 all 13.67 0.00 9.27 11.21 0.04 65.82 19:11:01 0 14.17 0.00 10.05 9.86 0.03 65.88 19:11:01 1 13.00 0.00 8.56 13.28 0.02 65.14 19:11:01 2 13.22 0.00 8.95 14.16 0.03 63.63 19:11:01 3 14.28 0.00 9.50 7.56 0.05 68.61 19:12:01 all 0.16 0.00 0.04 0.00 0.00 99.80 19:12:01 0 0.02 0.00 0.02 0.02 0.00 99.95 19:12:01 1 0.32 0.00 0.03 0.00 0.00 99.65 19:12:01 2 0.25 0.00 0.05 0.00 0.00 99.70 19:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:13:01 all 0.16 0.00 0.03 0.00 0.00 99.80 19:13:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:13:01 1 0.53 0.00 0.02 0.00 0.00 99.45 19:13:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:13:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:14:01 all 0.15 0.00 0.03 0.00 0.00 99.83 19:14:01 0 0.02 0.00 0.03 0.00 0.00 99.95 19:14:01 1 0.50 0.00 0.02 0.00 0.00 99.48 19:14:01 2 0.05 0.00 0.07 0.00 0.02 99.87 19:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:15:01 all 0.15 0.00 0.02 0.00 0.00 99.83 19:15:01 0 0.00 0.00 0.02 0.00 0.00 99.98 19:15:01 1 0.52 0.00 0.02 0.00 0.00 99.47 19:15:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:16:01 all 0.15 0.00 0.02 0.00 0.00 99.82 19:16:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:16:01 1 0.52 0.00 0.02 0.00 0.00 99.47 19:16:01 2 0.05 0.00 0.02 0.00 0.00 99.93 19:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 19:17:01 all 0.08 0.00 0.07 0.02 0.00 99.83 19:17:01 0 0.05 0.00 0.08 0.07 0.00 99.80 19:17:01 1 0.25 0.00 0.10 0.00 0.00 99.65 19:17:01 2 0.02 0.00 0.07 0.00 0.00 99.92 19:17:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:18:01 all 0.07 0.00 0.03 0.00 0.00 99.90 19:18:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:18:01 1 0.18 0.00 0.03 0.00 0.00 99.78 19:18:01 2 0.03 0.00 0.02 0.00 0.00 99.95 19:18:01 3 0.00 0.00 0.02 0.00 0.00 99.98 19:19:01 all 0.15 0.00 0.02 0.00 0.00 99.83 19:19:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:19:01 1 0.52 0.00 0.02 0.02 0.00 99.45 19:19:01 2 0.03 0.00 0.02 0.00 0.00 99.95 19:19:01 3 0.02 0.00 0.02 0.00 0.00 99.97 19:20:01 all 0.15 0.00 0.02 0.00 0.00 99.82 19:20:01 0 0.05 0.00 0.02 0.00 0.00 99.93 19:20:01 1 0.52 0.00 0.00 0.00 0.00 99.48 19:20:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:20:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:21:01 all 0.50 0.00 0.27 0.44 0.00 98.80 19:21:01 0 0.30 0.00 0.35 0.35 0.00 99.00 19:21:01 1 0.83 0.00 0.27 0.43 0.00 98.47 19:21:01 2 0.42 0.00 0.23 0.52 0.00 98.83 19:21:01 3 0.43 0.00 0.25 0.45 0.00 98.87 Average: all 13.06 0.00 6.69 7.34 0.02 72.89 Average: 0 12.57 0.00 6.76 7.21 0.02 73.43 Average: 1 13.04 0.00 6.61 7.56 0.02 72.77 Average: 2 13.92 0.00 6.52 7.44 0.03 72.09 Average: 3 12.69 0.00 6.85 7.16 0.02 73.29