---> uname -a: Linux ad8141ed278f 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 12.9G 37.1G 26% / 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 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/26 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/26@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 615 114 0 1107 1132 Swap: 1023 73 950 ---> 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) 07/30/20 _x86_64_ (4 CPU) 04:30:13 LINUX RESTART 04:31:01 tps rtps wtps bread/s bwrtn/s 04:32:01 108.09 68.54 39.55 9013.35 12676.23 04:33:02 562.16 323.05 239.11 12749.97 77422.79 04:34:01 293.21 173.99 119.22 6783.14 29233.64 04:35:02 901.54 661.86 239.68 88686.51 167447.90 04:36:02 2597.12 2278.81 318.31 150393.39 160109.19 04:37:01 796.20 518.67 277.52 85082.64 102424.02 04:38:03 2306.44 1960.84 345.60 121958.08 133587.17 04:39:01 998.01 732.85 265.16 40955.52 61570.83 04:40:01 612.74 447.06 165.68 34127.57 40807.62 04:41:01 2.45 0.75 1.70 151.71 33.02 04:42:01 0.23 0.03 0.20 0.80 1.88 04:43:01 0.28 0.03 0.25 0.40 3.12 04:44:01 0.25 0.00 0.25 0.00 2.60 04:45:01 0.30 0.02 0.28 0.53 2.96 04:46:01 2.20 1.87 0.33 62.08 5.63 04:47:01 0.92 0.03 0.88 1.07 16.62 04:48:02 0.20 0.03 0.17 0.40 1.52 04:49:01 0.22 0.00 0.22 0.00 1.81 04:50:01 0.30 0.03 0.27 0.27 3.75 04:51:01 0.77 0.52 0.25 4.13 2.33 Average: 460.51 359.64 100.87 27628.53 39485.75 04:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 194872 1686684 89.64 2620 1039268 1498628 51.15 743368 783480 69048 04:33:02 165724 1715832 91.19 1492 1024520 1612132 55.02 639408 836304 19992 04:34:01 442268 1439288 76.49 404 760276 1306452 44.59 576868 624192 80076 04:35:02 71412 1810144 96.20 0 1033472 2250612 76.81 760680 889208 51184 04:36:02 125216 1756340 93.35 0 527384 3954240 134.95 794616 752544 47208 04:37:01 64256 1817300 96.58 0 1132856 1729632 59.03 758020 874208 23672 04:38:03 119884 1761672 93.63 0 1093160 2375344 81.07 675716 893240 56392 04:39:01 417460 1464096 77.81 0 773892 1737944 59.31 530624 723196 76 04:40:01 578188 1303368 69.27 0 749892 1162204 39.66 383600 724264 32 04:41:01 573676 1307880 69.51 0 754336 1137244 38.81 387192 725408 12 04:42:01 574808 1306748 69.45 0 754316 1130048 38.57 386836 725076 12 04:43:01 575044 1306512 69.44 0 754332 1130048 38.57 386844 725096 8 04:44:01 574888 1306668 69.45 0 754344 1130048 38.57 386868 725096 8 04:45:01 575232 1306324 69.43 0 754332 1130048 38.57 386604 725096 8 04:46:01 572920 1308636 69.55 0 755464 1130120 38.57 387752 725732 8 04:47:01 573240 1308316 69.53 0 755476 1130048 38.57 387256 725732 12 04:48:02 573520 1308036 69.52 0 755476 1130048 38.57 387260 725732 12 04:49:01 573060 1308496 69.54 0 755492 1130048 38.57 387372 725744 16 04:50:01 572984 1308572 69.55 0 755504 1130048 38.57 387380 725748 8 04:51:01 571828 1309728 69.61 0 755504 1130240 38.57 388300 725852 20 Average: 424524 1457032 77.44 226 821965 1503259 51.30 506128 754047 17390 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1816.03 1688.33 3274.56 2860.89 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 1070.03 737.96 79.72 2653.92 0.00 0.00 0.00 04:33:02 veth76fb8ed 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:33:02 eth0 3204.57 2623.80 13808.19 2983.72 0.00 0.00 0.00 04:33:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:33:02 docker0 1190.64 884.83 88.63 3381.23 0.00 0.00 0.00 04:34:01 veth76fb8ed 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:34:01 eth0 59.21 42.70 31.61 79.71 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:02 eth0 108.70 74.47 1647.27 52.10 0.00 0.00 0.00 04:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:02 veth124870b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:02 vethab033ec 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:36:02 vethda4cb5b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:36:02 vethbaecee8 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:36:02 eth0 3467.83 2811.62 15912.72 3169.27 0.00 0.00 0.00 04:37:01 veth2a5e96d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 78.31 54.26 188.32 66.56 0.00 0.00 0.00 04:37:01 vethe58c22d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:03 veth4627fce 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:03 veth8c77bdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:03 vethf076666 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:03 veth22ea4f4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 eth0 3816.62 3045.17 17012.38 3438.12 0.00 0.00 0.00 04:39:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:39:01 veth124870b 0.00 0.77 0.00 0.04 0.00 0.00 0.00 04:39:01 docker0 1303.21 1036.61 95.95 4287.36 0.00 0.00 0.00 04:40:01 eth0 52.45 39.16 69.84 58.16 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 2.91 6.36 0.16 43.93 0.00 0.00 0.00 04:41:01 eth0 0.80 0.27 0.19 0.08 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 0.32 0.07 0.02 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 0.57 0.08 0.06 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 0.45 0.07 0.05 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 0.23 0.17 0.14 0.07 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 0.02 0.00 0.00 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 04:48:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.08 0.07 0.01 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 0.12 0.08 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 1.13 0.58 0.45 0.28 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 Average: eth0 148.81 125.82 666.07 165.97 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 63.37 50.61 4.66 210.20 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) 07/30/20 _x86_64_ (4 CPU) 04:30:13 LINUX RESTART 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 16.75 0.00 5.72 1.98 0.05 75.51 04:32:01 0 20.09 0.00 7.87 2.24 0.03 69.77 04:32:01 1 17.66 0.00 5.10 1.15 0.03 76.06 04:32:01 2 18.58 0.00 5.09 3.60 0.03 72.70 04:32:01 3 10.69 0.00 4.83 0.95 0.07 83.47 04:33:02 all 18.26 0.00 10.14 7.04 0.06 64.49 04:33:02 0 19.42 0.00 11.04 6.06 0.07 63.41 04:33:02 1 17.85 0.00 9.80 7.68 0.05 64.62 04:33:02 2 18.49 0.00 9.61 8.88 0.09 62.93 04:33:02 3 17.24 0.00 10.12 5.54 0.05 67.05 04:34:01 all 52.39 0.00 14.22 6.02 0.03 27.34 04:34:01 0 53.32 0.00 14.97 4.42 0.02 27.29 04:34:01 1 51.72 0.00 13.43 6.68 0.02 28.15 04:34:01 2 51.84 0.00 14.24 6.53 0.05 27.33 04:34:01 3 52.70 0.00 14.23 6.45 0.02 26.59 04:35:02 all 19.57 0.00 14.38 18.71 0.07 47.27 04:35:02 0 18.70 0.00 14.65 19.18 0.07 47.40 04:35:02 1 18.75 0.00 14.21 18.51 0.07 48.47 04:35:02 2 19.79 0.00 14.77 20.02 0.08 45.34 04:35:02 3 21.04 0.00 13.89 17.12 0.07 47.88 04:36:02 all 27.64 0.00 21.88 25.49 0.12 24.88 04:36:02 0 26.55 0.00 22.34 24.99 0.11 26.01 04:36:02 1 27.58 0.00 21.54 26.93 0.12 23.83 04:36:02 2 28.07 0.00 21.34 24.95 0.14 25.50 04:36:02 3 28.37 0.00 22.30 25.08 0.11 24.15 04:37:01 all 37.77 0.00 17.09 21.89 0.06 23.19 04:37:01 0 36.99 0.00 16.25 23.60 0.07 23.10 04:37:01 1 39.01 0.00 16.62 16.17 0.05 28.15 04:37:01 2 37.39 0.00 18.10 21.35 0.07 23.09 04:37:01 3 37.68 0.00 17.41 26.50 0.03 18.38 04:38:03 all 13.49 0.00 17.19 37.22 0.17 31.92 04:38:03 0 13.08 0.00 16.98 39.21 0.18 30.54 04:38:03 1 12.90 0.00 17.13 38.39 0.18 31.39 04:38:03 2 14.56 0.00 16.81 34.32 0.17 34.14 04:38:03 3 13.43 0.00 17.87 36.95 0.15 31.60 04:39:01 all 48.66 0.00 15.88 19.93 0.08 15.46 04:39:01 0 47.79 0.00 15.98 19.78 0.12 16.32 04:39:01 1 48.66 0.00 15.17 19.96 0.09 16.12 04:39:01 2 49.08 0.00 16.70 19.99 0.07 14.16 04:39:01 3 49.08 0.00 15.69 19.96 0.05 15.21 04:40:01 all 15.90 0.00 9.24 9.02 0.06 65.77 04:40:01 0 17.51 0.00 9.10 10.54 0.03 62.82 04:40:01 1 15.33 0.00 9.71 8.00 0.05 66.92 04:40:01 2 15.26 0.00 9.41 7.48 0.05 67.81 04:40:01 3 15.49 0.00 8.76 10.09 0.07 65.59 04:41:01 all 0.16 0.00 0.04 0.01 0.00 99.80 04:41:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:41:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 2 0.55 0.00 0.05 0.02 0.00 99.38 04:41:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 all 0.16 0.00 0.02 0.00 0.00 99.82 04:42:01 0 0.03 0.00 0.02 0.02 0.00 99.93 04:42:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:42:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.03 0.00 0.00 0.00 0.00 99.97 04:43:01 2 0.52 0.00 0.03 0.02 0.00 99.43 04:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 all 0.10 0.00 0.02 0.00 0.00 99.88 04:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 2 0.33 0.00 0.03 0.00 0.00 99.63 04:44:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:45:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:45:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:45:01 1 0.00 0.00 0.02 0.00 0.00 99.98 04:45:01 2 0.48 0.00 0.02 0.00 0.00 99.50 04:45:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 all 0.15 0.00 0.05 0.02 0.00 99.78 04:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:46:01 1 0.05 0.00 0.10 0.08 0.00 99.77 04:46:01 2 0.52 0.00 0.00 0.00 0.02 99.47 04:46:01 3 0.03 0.00 0.07 0.02 0.00 99.88 04:47:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:47:01 0 0.05 0.00 0.02 0.00 0.00 99.93 04:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 2 0.50 0.00 0.02 0.00 0.00 99.48 04:47:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:48:02 all 0.14 0.00 0.02 0.00 0.00 99.83 04:48:02 0 0.00 0.00 0.02 0.00 0.00 99.98 04:48:02 1 0.02 0.00 0.02 0.00 0.00 99.97 04:48:02 2 0.52 0.00 0.02 0.00 0.00 99.47 04:48:02 3 0.00 0.00 0.03 0.00 0.00 99.97 04:49:01 all 0.15 0.00 0.03 0.00 0.00 99.83 04:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:49:01 1 0.05 0.00 0.03 0.00 0.02 99.90 04:49:01 2 0.52 0.00 0.03 0.00 0.00 99.44 04:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:50:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:50:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:51:01 all 0.17 0.00 0.02 0.01 0.00 99.80 04:51:01 0 0.05 0.00 0.02 0.00 0.00 99.93 04:51:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:51:01 2 0.55 0.00 0.02 0.00 0.00 99.43 04:51:01 3 0.03 0.00 0.03 0.02 0.00 99.92 Average: all 12.35 0.00 6.20 7.25 0.03 74.16 Average: 0 12.43 0.00 6.36 7.40 0.03 73.77 Average: 1 12.26 0.00 6.06 7.09 0.03 74.56 Average: 2 12.68 0.00 6.21 7.25 0.04 73.82 Average: 3 12.04 0.00 6.15 7.28 0.03 74.50