---> uname -a: Linux 233e5eb1bf6d 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 12.7G 37.3G 25% / 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 12.7G 37.3G 25% /etc/resolv.conf /dev/vda1 50.0G 12.7G 37.3G 25% /etc/hostname /dev/vda1 50.0G 12.7G 37.3G 25% /etc/hosts /dev/vda1 50.0G 12.7G 37.3G 25% /var/log/sa-host /dev/vda1 50.0G 12.7G 37.3G 25% /w/workspace/edgex-go/1@tmp /dev/vda1 50.0G 12.7G 37.3G 25% /w/workspace/edgex-go/1 ---> free -m: total used free shared buff/cache available Mem: 1837 598 108 0 1130 1154 Swap: 1023 116 907 ---> 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) 09/10/20 _x86_64_ (4 CPU) 15:00:43 LINUX RESTART (4 CPU) 15:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:03:01 91.60 46.11 45.48 0.00 7962.86 12745.37 0.00 15:04:02 391.03 184.33 206.70 0.00 8785.60 72333.36 0.00 15:05:01 339.75 186.69 153.06 0.00 7437.67 31009.59 0.00 15:06:02 204.49 103.19 101.30 0.00 8928.93 34604.22 0.00 15:07:03 2425.55 2044.00 381.55 0.00 180029.17 242228.01 0.00 15:08:01 1341.75 1090.63 251.12 0.00 62125.32 82311.90 0.00 15:09:02 1495.45 1119.10 376.35 0.00 174162.87 186212.17 0.00 15:10:02 1323.21 983.23 339.98 0.00 74155.41 90691.66 0.00 15:11:01 177.13 27.17 149.97 0.00 3529.72 10496.89 0.00 15:12:01 2.71 1.12 1.60 0.00 31.30 24.43 0.00 15:13:01 0.27 0.03 0.23 0.00 0.80 2.86 0.00 15:14:01 0.50 0.27 0.23 0.00 4.53 3.40 0.00 15:15:01 1.65 1.38 0.27 0.00 32.23 3.18 0.00 15:16:01 2.03 1.82 0.22 0.00 57.15 2.06 0.00 15:17:01 1.40 0.57 0.83 0.00 131.11 15.54 0.00 15:18:01 0.27 0.00 0.27 0.00 0.00 2.76 0.00 15:19:01 0.32 0.03 0.28 0.00 1.60 3.36 0.00 15:20:01 0.22 0.00 0.22 0.00 0.00 2.61 0.00 15:21:01 0.37 0.08 0.28 0.00 1.07 3.43 0.00 15:22:01 0.25 0.00 0.25 0.00 0.00 2.60 0.00 15:23:01 0.18 0.00 0.18 0.00 0.00 1.67 0.00 Average: 371.10 275.42 95.68 0.00 25224.32 36459.54 0.00 15:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:03:01 315392 0 579412 30.79 2620 984132 1101880 37.61 573280 835900 120 15:04:02 105508 0 702984 37.36 1492 1071572 1305528 44.56 666116 866448 60 15:05:01 313200 0 889160 47.26 440 678756 1759768 60.06 739364 588540 59496 15:06:02 77340 0 701508 37.28 280 1102428 1261720 43.06 696516 863340 284444 15:07:03 78096 0 781620 41.54 0 1021840 2337724 79.78 751124 878188 12284 15:08:01 488352 0 679728 36.13 0 713476 1782544 60.84 521560 652448 56 15:09:02 68256 0 795748 42.29 0 1017552 2384548 81.38 625704 1006112 61716 15:10:02 486696 0 564664 30.01 0 830196 1370356 46.77 494004 706796 44 15:11:01 333004 0 527240 28.02 0 1021312 1187796 40.54 514260 826456 20 15:12:01 336992 0 522560 27.77 0 1022004 1164772 39.75 513104 824256 16 15:13:01 337696 0 521852 27.74 0 1022008 1164772 39.75 513116 824148 20 15:14:01 337592 0 521944 27.74 0 1022020 1156644 39.47 513536 823896 20 15:15:01 336468 0 523060 27.80 0 1022028 1156704 39.48 513776 824872 16 15:16:01 335788 0 522772 27.78 0 1022996 1156536 39.47 513380 825236 24 15:17:01 328948 0 525780 27.94 0 1026828 1156620 39.47 519196 826444 8 15:18:01 329312 0 525404 27.92 0 1026840 1156500 39.47 518660 826444 8 15:19:01 328000 0 526712 27.99 0 1026844 1156740 39.48 519876 826492 16 15:20:01 327860 0 526844 28.00 0 1026852 1156740 39.48 519896 826492 8 15:21:01 329296 0 525400 27.92 0 1026860 1156500 39.47 518440 826524 8 15:22:01 328812 0 525880 27.95 0 1026864 1156620 39.47 519196 826524 12 15:23:01 329336 0 525344 27.92 0 1026876 1156500 39.47 518556 826524 12 Average: 297712 0 595982 31.67 230 987633 1351786 46.13 561079 815813 19924 15:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:03:01 eth0 1338.51 1206.92 3207.04 1542.64 0.00 0.00 0.00 0.00 15:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 815.11 663.62 66.67 2649.36 0.00 0.00 0.00 0.00 15:04:02 eth0 1400.88 1017.97 7371.53 1399.51 0.00 0.00 0.00 0.00 15:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:02 docker0 130.55 174.74 9.55 829.36 0.00 0.00 0.00 0.00 15:05:01 eth0 33.95 18.50 30.27 14.01 0.00 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 veth7fbdd44 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:02 vethe470e59 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:06:02 eth0 239.70 180.47 1676.53 113.62 0.00 0.00 0.00 0.00 15:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:03 vethe470e59 0.00 0.31 0.00 0.01 0.00 0.00 0.00 0.00 15:07:03 eth0 41.62 24.59 163.69 9.61 0.00 0.00 0.00 0.00 15:07:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:03 docker0 13.95 20.85 0.77 145.31 0.00 0.00 0.00 0.00 15:08:01 vethe470e59 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 vethc4825c6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 vethdedfc3a 0.00 0.21 0.00 0.01 0.00 0.00 0.00 0.00 15:08:01 eth0 34.52 19.79 105.76 10.19 0.00 0.00 0.00 0.00 15:09:02 vethe470e59 0.00 0.18 0.00 0.01 0.00 0.00 0.00 0.00 15:09:02 vethc5c15cc 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:09:02 eth0 83.38 54.97 198.67 71.83 0.00 0.00 0.00 0.00 15:09:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 15:10:02 vethe470e59 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 eth0 62.67 40.74 73.39 62.33 0.00 0.00 0.00 0.00 15:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 docker0 997.69 908.54 79.46 3928.65 0.00 0.00 0.00 0.00 15:11:01 eth0 110.34 72.48 428.52 63.00 0.00 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 29.27 53.11 1.86 400.66 0.00 0.00 0.00 0.00 15:12:01 eth0 1.75 0.68 0.74 0.43 0.00 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 0.90 0.32 0.32 0.23 0.00 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 2.16 0.37 0.43 0.17 0.00 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 eth0 1.37 0.52 0.56 0.42 0.00 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 eth0 0.43 0.12 0.09 0.01 0.00 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 eth0 0.92 0.40 0.44 0.26 0.00 0.00 0.00 0.00 15:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 eth0 1.77 0.12 0.17 0.01 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 eth0 1.68 0.70 0.83 0.58 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 eth0 0.40 0.33 0.26 0.20 0.00 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 eth0 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 eth0 0.73 0.47 0.41 0.24 0.00 0.00 0.00 0.00 15:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 eth0 0.08 0.07 0.01 0.03 0.00 0.00 0.00 0.00 15:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 160.79 126.43 636.53 157.46 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.27 45.20 3.82 203.46 0.00 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) 09/10/20 _x86_64_ (4 CPU) 15:00:43 LINUX RESTART (4 CPU) 15:02:01 CPU %user %nice %system %iowait %steal %idle 15:03:01 all 14.15 0.00 4.82 1.68 0.22 79.14 15:03:01 0 12.34 0.00 6.07 0.76 0.24 80.59 15:03:01 1 14.12 0.00 4.37 3.96 0.19 77.35 15:03:01 2 12.75 0.00 4.21 1.65 0.26 81.13 15:03:01 3 17.34 0.00 4.64 0.32 0.19 77.51 15:04:02 all 16.65 0.00 9.44 5.16 0.28 68.46 15:04:02 0 14.85 0.00 10.68 4.75 0.35 69.37 15:04:02 1 16.77 0.00 9.30 7.71 0.27 65.94 15:04:02 2 21.56 0.00 8.84 3.37 0.26 65.97 15:04:02 3 13.37 0.00 8.98 4.82 0.26 72.57 15:05:01 all 44.72 0.00 13.37 6.46 0.20 35.25 15:05:01 0 45.72 0.00 12.77 6.04 0.18 35.28 15:05:01 1 46.20 0.00 12.92 6.58 0.19 34.10 15:05:01 2 43.44 0.00 13.98 9.10 0.23 33.25 15:05:01 3 43.53 0.00 13.82 4.08 0.20 38.37 15:06:02 all 24.68 0.00 11.02 2.88 0.38 61.04 15:06:02 0 26.10 0.00 11.71 3.18 0.41 58.61 15:06:02 1 23.45 0.00 10.17 3.32 0.39 62.67 15:06:02 2 25.29 0.00 11.44 2.50 0.42 60.35 15:06:02 3 23.87 0.00 10.77 2.51 0.32 62.53 15:07:03 all 19.34 0.00 24.20 27.44 0.44 28.58 15:07:03 0 19.11 0.00 25.13 27.05 0.45 28.26 15:07:03 1 19.36 0.00 23.01 29.93 0.46 27.25 15:07:03 2 19.40 0.00 24.33 28.97 0.46 26.84 15:07:03 3 19.51 0.00 24.32 23.80 0.39 31.99 15:08:01 all 53.69 0.00 16.15 16.18 0.17 13.81 15:08:01 0 53.90 0.00 15.52 17.54 0.16 12.88 15:08:01 1 53.41 0.00 17.30 15.06 0.20 14.03 15:08:01 2 52.74 0.00 16.22 18.27 0.20 12.58 15:08:01 3 54.74 0.00 15.55 13.82 0.13 15.76 15:09:02 all 27.01 0.00 21.58 27.66 0.28 23.47 15:09:02 0 27.80 0.00 19.78 27.63 0.31 24.49 15:09:02 1 26.67 0.00 21.54 28.18 0.31 23.31 15:09:02 2 26.69 0.00 22.22 23.98 0.27 26.84 15:09:02 3 26.90 0.00 22.79 30.84 0.24 19.22 15:10:02 all 45.36 0.00 18.67 26.95 0.35 8.68 15:10:02 0 43.86 0.00 19.72 26.68 0.34 9.40 15:10:02 1 45.00 0.00 18.58 28.44 0.41 7.57 15:10:02 2 46.71 0.00 17.95 25.23 0.34 9.77 15:10:02 3 45.85 0.00 18.43 27.46 0.30 7.95 15:11:01 all 6.57 0.00 4.66 7.35 0.12 81.30 15:11:01 0 7.64 0.00 5.32 7.21 0.10 79.74 15:11:01 1 5.36 0.00 4.42 7.75 0.14 82.33 15:11:01 2 7.14 0.00 4.51 8.54 0.12 79.69 15:11:01 3 6.13 0.00 4.41 5.90 0.10 83.46 15:12:01 all 0.05 0.00 0.05 0.01 0.02 99.88 15:12:01 0 0.05 0.00 0.05 0.02 0.02 99.87 15:12:01 1 0.05 0.00 0.07 0.02 0.02 99.85 15:12:01 2 0.07 0.00 0.05 0.00 0.02 99.87 15:12:01 3 0.02 0.00 0.03 0.00 0.02 99.93 15:13:01 all 0.13 0.00 0.03 0.00 0.00 99.82 15:13:01 0 0.05 0.00 0.02 0.00 0.00 99.93 15:13:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:13:01 2 0.42 0.00 0.07 0.00 0.02 99.50 15:13:01 3 0.03 0.00 0.02 0.02 0.00 99.93 15:13:01 CPU %user %nice %system %iowait %steal %idle 15:14:01 all 0.06 0.00 0.03 0.01 0.01 99.88 15:14:01 0 0.08 0.00 0.02 0.03 0.00 99.87 15:14:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:14:01 2 0.12 0.00 0.08 0.02 0.03 99.75 15:14:01 3 0.02 0.00 0.02 0.00 0.02 99.95 15:15:01 all 0.15 0.00 0.04 0.03 0.00 99.78 15:15:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:15:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:15:01 2 0.43 0.00 0.07 0.10 0.00 99.40 15:15:01 3 0.07 0.00 0.05 0.02 0.00 99.87 15:16:01 all 0.13 0.00 0.05 0.02 0.02 99.78 15:16:01 0 0.00 0.00 0.03 0.00 0.02 99.95 15:16:01 1 0.05 0.00 0.08 0.05 0.00 99.82 15:16:01 2 0.47 0.00 0.05 0.00 0.03 99.45 15:16:01 3 0.02 0.00 0.03 0.02 0.02 99.92 15:17:01 all 0.15 0.00 0.04 0.01 0.00 99.80 15:17:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:17:01 1 0.05 0.00 0.07 0.05 0.02 99.82 15:17:01 2 0.52 0.00 0.03 0.00 0.00 99.45 15:17:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:18:01 all 0.10 0.00 0.04 0.00 0.01 99.85 15:18:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:18:01 1 0.03 0.00 0.02 0.00 0.02 99.93 15:18:01 2 0.33 0.00 0.08 0.00 0.03 99.55 15:18:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:19:01 all 0.14 0.00 0.03 0.00 0.01 99.82 15:19:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:19:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:19:01 2 0.48 0.00 0.03 0.00 0.00 99.48 15:19:01 3 0.03 0.00 0.03 0.00 0.03 99.90 15:20:01 all 0.14 0.00 0.04 0.00 0.02 99.80 15:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:20:01 1 0.05 0.00 0.07 0.00 0.05 99.83 15:20:01 2 0.47 0.00 0.02 0.00 0.02 99.50 15:20:01 3 0.02 0.00 0.05 0.00 0.02 99.92 15:21:01 all 0.11 0.00 0.04 0.00 0.00 99.85 15:21:01 0 0.05 0.00 0.05 0.02 0.00 99.88 15:21:01 1 0.03 0.00 0.05 0.00 0.02 99.90 15:21:01 2 0.33 0.00 0.05 0.00 0.00 99.62 15:21:01 3 0.02 0.00 0.00 0.00 0.00 99.98 15:22:01 all 0.03 0.00 0.03 0.00 0.00 99.94 15:22:01 0 0.02 0.00 0.00 0.00 0.00 99.98 15:22:01 1 0.05 0.00 0.03 0.00 0.02 99.90 15:22:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:22:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:23:01 all 0.15 0.00 0.03 0.00 0.01 99.81 15:23:01 0 0.02 0.00 0.02 0.00 0.02 99.95 15:23:01 1 0.07 0.00 0.03 0.00 0.02 99.88 15:23:01 2 0.50 0.00 0.03 0.00 0.00 99.47 15:23:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 11.70 0.00 5.76 5.62 0.12 76.80 Average: 0 11.63 0.00 5.89 5.60 0.12 76.76 Average: 1 11.58 0.00 5.65 6.05 0.13 76.59 Average: 2 12.04 0.00 5.77 5.62 0.13 76.45 Average: 3 11.56 0.00 5.73 5.23 0.10 77.39