---> uname -a: Linux 767f55ec572b 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: 2933.396 BogoMIPS: 5866.79 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/1 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 598 106 0 1133 1156 Swap: 1023 113 910 ---> 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 114: eth0@if115: 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) 08/12/20 _x86_64_ (4 CPU) 02:54:00 LINUX RESTART 02:55:01 tps rtps wtps bread/s bwrtn/s 02:56:01 107.24 48.38 58.86 7935.54 25098.54 02:57:01 411.04 215.83 195.21 7511.06 64747.03 02:58:01 411.56 266.73 144.83 10977.87 27893.86 02:59:03 598.44 368.56 229.89 79880.82 160346.46 03:00:01 3144.69 2795.17 349.51 163999.76 175396.82 03:01:02 598.76 324.16 274.59 62514.93 85883.45 03:02:01 2562.63 2195.74 366.89 156929.62 166688.58 03:03:01 1225.52 904.74 320.78 68742.40 82365.73 03:04:01 111.54 18.35 93.19 3329.98 7080.12 03:05:02 1.92 0.60 1.32 19.59 18.57 03:06:01 0.19 0.00 0.19 0.00 2.05 03:07:01 0.17 0.00 0.17 0.00 1.63 03:08:01 0.27 0.03 0.23 0.67 1.82 03:09:01 0.82 0.37 0.45 6.13 6.31 03:10:01 2.20 1.50 0.70 51.97 13.77 03:11:01 0.25 0.03 0.22 0.67 1.78 03:12:01 0.20 0.00 0.20 0.00 1.62 03:13:01 0.30 0.03 0.27 0.80 3.41 03:14:01 0.28 0.03 0.25 0.40 2.47 03:15:01 0.22 0.03 0.18 1.07 2.15 03:16:01 0.25 0.07 0.18 0.67 2.08 Average: 433.16 336.24 96.93 26617.76 37854.10 02:55:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:56:01 106300 1775256 94.35 2620 1164360 1285396 43.87 677820 933156 104284 02:57:01 66032 1815524 96.49 1500 1101404 1483296 50.62 689528 898532 6880 02:58:01 347852 1533704 81.51 408 717572 1535252 52.40 689232 607232 37276 02:59:03 78340 1803216 95.84 8 1026652 2232684 76.20 784332 855644 79024 03:00:01 69688 1811868 96.30 8 703824 4346352 148.33 871924 725364 6864 03:01:02 68084 1813472 96.38 8 1067068 2122780 72.45 786972 835540 34316 03:02:01 161356 1720200 91.42 8 1040276 2459344 83.93 736420 797368 2592 03:03:01 466488 1415068 75.21 8 854992 1385716 47.29 478036 740292 28 03:04:01 334220 1547336 82.24 8 1022864 1176756 40.16 501864 841416 20 03:05:02 335244 1546312 82.18 8 1023364 1164420 39.74 501412 841496 20 03:06:01 336604 1544952 82.11 8 1023372 1154128 39.39 500844 841204 12 03:07:01 337244 1544312 82.08 8 1023376 1151044 39.28 500476 841168 8 03:08:01 337324 1544232 82.07 8 1023380 1151044 39.28 500356 841180 8 03:09:01 337108 1544448 82.08 8 1023572 1170392 39.94 500608 841312 8 03:10:01 335240 1546316 82.18 8 1024416 1151116 39.29 501440 841628 12 03:11:01 335132 1546424 82.19 8 1024420 1151128 39.29 501400 841640 12 03:12:01 335492 1546064 82.17 8 1024428 1151044 39.28 500932 841648 12 03:13:01 335548 1546008 82.17 8 1024432 1151044 39.28 501084 841656 8 03:14:01 335392 1546164 82.17 8 1024456 1151044 39.28 501088 841680 16 03:15:01 334924 1546632 82.20 8 1024460 1151128 39.29 501548 841716 12 03:16:01 335440 1546116 82.17 8 1024468 1151080 39.28 501180 841724 12 Average: 272812 1608744 85.50 222 999388 1517914 51.80 582309 825362 12925 02:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:56:01 eth0 1444.28 1134.98 4143.37 2833.84 0.00 0.00 0.00 02:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 docker0 539.00 424.29 52.46 2629.27 0.00 0.00 0.00 02:57:01 eth0 480.03 374.64 7209.72 41.18 0.00 0.00 0.00 02:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 docker0 131.18 152.89 9.06 729.45 0.00 0.00 0.00 02:58:01 veth95ee777 0.00 0.13 0.00 0.01 0.00 0.00 0.00 02:58:01 eth0 2577.59 1916.20 13764.39 3008.42 0.00 0.00 0.00 02:58:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:58:01 docker0 669.87 576.94 61.48 3357.21 0.00 0.00 0.00 02:59:03 vetha8ba5bc 0.00 0.13 0.00 0.01 0.00 0.00 0.00 02:59:03 eth0 106.20 75.73 1652.98 52.04 0.00 0.00 0.00 02:59:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 vetha8ba5bc 0.00 0.24 0.00 0.01 0.00 0.00 0.00 03:00:01 vethe72d693 0.00 0.10 0.00 0.01 0.00 0.00 0.00 03:00:01 eth0 2819.01 2090.30 16075.08 3197.48 0.00 0.00 0.00 03:00:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 03:01:02 vetha8ba5bc 0.00 0.18 0.00 0.01 0.00 0.00 0.00 03:01:02 eth0 59.60 36.41 194.03 15.33 0.00 0.00 0.00 03:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:02 docker0 690.14 609.96 62.45 3599.86 0.00 0.00 0.00 03:02:01 vethaf0a46a 5.10 5.79 0.34 29.65 0.00 0.00 0.00 03:02:01 vetha8ba5bc 0.00 0.74 0.00 0.04 0.00 0.00 0.00 03:02:01 veth2a53347 0.00 0.05 0.00 0.00 0.00 0.00 0.00 03:02:01 eth0 2906.25 2142.99 16167.41 3227.89 0.00 0.00 0.00 03:03:01 vetha8ba5bc 0.00 0.08 0.00 0.00 0.00 0.00 0.00 03:03:01 eth0 72.90 50.42 105.34 97.78 0.00 0.00 0.00 03:03:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 03:03:01 docker0 715.28 640.89 63.92 3803.38 0.00 0.00 0.00 03:04:01 eth0 69.10 37.87 381.65 11.93 0.00 0.00 0.00 03:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 docker0 24.95 44.70 1.63 361.63 0.00 0.00 0.00 03:05:02 eth0 1.30 0.77 0.67 0.48 0.00 0.00 0.00 03:05:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 0.17 0.10 0.07 0.01 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 03:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 03:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 eth0 0.20 0.12 0.07 0.01 0.00 0.00 0.00 03:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 03:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 03:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 03:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 eth0 0.60 0.37 0.34 0.26 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 0.20 0.18 0.09 0.01 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 115.06 87.48 672.04 154.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 35.33 32.72 3.13 198.79 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) 08/12/20 _x86_64_ (4 CPU) 02:54:00 LINUX RESTART 02:55:01 CPU %user %nice %system %iowait %steal %idle 02:56:01 all 18.23 0.00 5.28 1.77 0.04 74.68 02:56:01 0 17.95 0.00 6.64 0.39 0.03 74.99 02:56:01 1 25.07 0.00 4.41 2.08 0.02 68.42 02:56:01 2 10.93 0.00 5.07 2.58 0.05 81.38 02:56:01 3 19.01 0.00 5.00 2.04 0.03 73.91 02:57:01 all 11.70 0.00 6.68 5.05 0.03 76.52 02:57:01 0 12.01 0.00 7.33 3.61 0.03 77.02 02:57:01 1 11.01 0.00 6.20 5.10 0.05 77.64 02:57:01 2 12.20 0.00 7.11 5.96 0.02 74.71 02:57:01 3 11.60 0.00 6.09 5.55 0.03 76.72 02:58:01 all 49.62 0.00 13.11 7.31 0.04 29.92 02:58:01 0 49.28 0.00 13.31 5.70 0.07 31.65 02:58:01 1 49.27 0.00 13.17 9.09 0.03 28.44 02:58:01 2 50.61 0.00 12.83 5.63 0.03 30.89 02:58:01 3 49.32 0.00 13.13 8.80 0.05 28.70 02:59:03 all 22.75 0.00 14.13 10.97 0.05 52.10 02:59:03 0 22.15 0.00 14.18 8.77 0.05 54.85 02:59:03 1 21.82 0.00 14.71 9.78 0.05 53.64 02:59:03 2 23.14 0.00 13.93 11.26 0.05 51.61 02:59:03 3 23.88 0.00 13.71 14.06 0.03 48.31 03:00:01 all 20.95 0.00 21.61 30.90 0.08 26.46 03:00:01 0 20.09 0.00 21.70 32.12 0.09 26.00 03:00:01 1 20.81 0.00 21.66 26.61 0.09 30.83 03:00:01 2 20.90 0.00 21.33 33.15 0.09 24.53 03:00:01 3 22.02 0.00 21.72 31.73 0.05 24.47 03:01:02 all 47.10 0.00 14.30 19.39 0.03 19.18 03:01:02 0 46.50 0.00 13.78 20.01 0.03 19.67 03:01:02 1 47.83 0.00 13.85 18.64 0.05 19.63 03:01:02 2 45.90 0.00 15.22 21.62 0.03 17.23 03:01:02 3 48.15 0.00 14.36 17.28 0.03 20.18 03:02:01 all 28.49 0.00 20.48 31.05 0.07 19.92 03:02:01 0 29.25 0.00 20.36 29.63 0.09 20.67 03:02:01 1 27.64 0.00 21.29 28.21 0.05 22.80 03:02:01 2 28.04 0.00 20.71 33.68 0.05 17.53 03:02:01 3 29.04 0.00 19.59 32.65 0.05 18.66 03:03:01 all 38.64 0.00 16.71 27.02 0.06 17.56 03:03:01 0 39.51 0.00 16.13 24.21 0.05 20.10 03:03:01 1 38.64 0.00 16.67 26.98 0.05 17.66 03:03:01 2 38.70 0.00 16.47 27.16 0.07 17.61 03:03:01 3 37.71 0.00 17.60 29.79 0.05 14.85 03:04:01 all 4.83 0.00 2.91 4.86 0.01 87.39 03:04:01 0 5.29 0.00 3.02 3.47 0.02 88.21 03:04:01 1 4.17 0.00 2.16 4.60 0.00 89.07 03:04:01 2 5.26 0.00 3.15 2.80 0.00 88.80 03:04:01 3 4.61 0.00 3.29 8.57 0.02 83.51 03:05:02 all 0.16 0.00 0.04 0.01 0.00 99.79 03:05:02 0 0.53 0.00 0.03 0.00 0.00 99.43 03:05:02 1 0.07 0.00 0.05 0.00 0.00 99.88 03:05:02 2 0.03 0.00 0.03 0.00 0.00 99.93 03:05:02 3 0.03 0.00 0.03 0.02 0.00 99.92 03:06:01 all 0.16 0.00 0.02 0.00 0.00 99.82 03:06:01 0 0.51 0.00 0.02 0.00 0.00 99.47 03:06:01 1 0.08 0.00 0.03 0.00 0.00 99.88 03:06:01 2 0.03 0.00 0.02 0.00 0.00 99.95 03:06:01 3 0.00 0.00 0.02 0.00 0.00 99.98 03:07:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:07:01 0 0.50 0.00 0.00 0.00 0.00 99.50 03:07:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:07:01 2 0.02 0.00 0.02 0.00 0.00 99.97 03:07:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:08:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:08:01 0 0.52 0.00 0.02 0.00 0.00 99.47 03:08:01 1 0.07 0.00 0.02 0.00 0.00 99.92 03:08:01 2 0.00 0.00 0.03 0.00 0.00 99.97 03:08:01 3 0.00 0.00 0.00 0.00 0.00 100.00 03:09:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:09:01 0 0.52 0.00 0.02 0.00 0.00 99.47 03:09:01 1 0.03 0.00 0.03 0.02 0.00 99.92 03:09:01 2 0.02 0.00 0.03 0.00 0.00 99.95 03:09:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:10:01 all 0.17 0.00 0.05 0.02 0.00 99.76 03:10:01 0 0.52 0.00 0.02 0.00 0.00 99.47 03:10:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:10:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:10:01 3 0.07 0.00 0.08 0.07 0.00 99.78 03:11:01 all 0.14 0.00 0.02 0.00 0.00 99.84 03:11:01 0 0.47 0.00 0.03 0.02 0.00 99.48 03:11:01 1 0.03 0.00 0.02 0.00 0.00 99.95 03:11:01 2 0.02 0.00 0.02 0.00 0.02 99.95 03:11:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:12:01 all 0.05 0.00 0.03 0.00 0.00 99.92 03:12:01 0 0.10 0.00 0.02 0.00 0.00 99.88 03:12:01 1 0.02 0.00 0.00 0.00 0.00 99.98 03:12:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:12:01 3 0.05 0.00 0.05 0.00 0.02 99.88 03:13:01 all 0.04 0.00 0.02 0.00 0.00 99.94 03:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:13:01 1 0.05 0.00 0.02 0.00 0.00 99.93 03:13:01 2 0.02 0.00 0.00 0.00 0.00 99.98 03:13:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:14:01 all 0.14 0.00 0.02 0.00 0.00 99.84 03:14:01 0 0.47 0.00 0.03 0.00 0.00 99.50 03:14:01 1 0.03 0.00 0.02 0.00 0.00 99.95 03:14:01 2 0.02 0.00 0.03 0.00 0.00 99.95 03:14:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:15:01 all 0.17 0.00 0.03 0.00 0.00 99.80 03:15:01 0 0.52 0.00 0.02 0.00 0.00 99.47 03:15:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:15:01 2 0.03 0.00 0.02 0.00 0.00 99.95 03:15:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:16:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:16:01 0 0.50 0.00 0.00 0.00 0.00 99.50 03:16:01 1 0.03 0.00 0.03 0.00 0.00 99.93 03:16:01 2 0.03 0.00 0.02 0.02 0.00 99.93 03:16:01 3 0.05 0.00 0.03 0.02 0.00 99.90 Average: all 11.49 0.00 5.41 6.45 0.02 76.64 Average: 0 11.65 0.00 5.46 5.96 0.02 76.91 Average: 1 11.64 0.00 5.36 6.12 0.02 76.86 Average: 2 11.12 0.00 5.44 6.71 0.02 76.71 Average: 3 11.54 0.00 5.36 7.00 0.02 76.08