---> uname -a: Linux aeedd4274c5d 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: 2933.442 BogoMIPS: 5866.88 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 12.8G 37.2G 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 12.8G 37.2G 26% /etc/resolv.conf /dev/vda1 50.0G 12.8G 37.2G 26% /etc/hostname /dev/vda1 50.0G 12.8G 37.2G 26% /etc/hosts /dev/vda1 50.0G 12.8G 37.2G 26% /var/log/sa-host /dev/vda1 50.0G 12.8G 37.2G 26% /w/workspace/edgex-go/7 /dev/vda1 50.0G 12.8G 37.2G 26% /w/workspace/edgex-go/7@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 562 382 0 891 1184 Swap: 1023 96 927 ---> 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 116: eth0@if117: 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) 09/25/20 _x86_64_ (4 CPU) 00:29:35 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:31:01 129.59 47.03 82.56 0.00 6163.32 43507.57 0.00 00:32:01 87.20 54.17 33.03 0.00 6058.91 14582.58 0.00 00:33:01 245.56 47.46 198.10 0.00 2619.43 59857.27 0.00 00:34:01 286.21 192.28 93.93 0.00 8969.66 7222.87 0.00 00:35:02 420.87 198.19 222.67 0.00 69141.49 144995.49 0.00 00:36:02 2685.26 2340.64 344.63 0.00 157618.38 164693.20 0.00 00:37:02 915.86 636.34 279.52 0.00 63098.59 78367.21 0.00 00:38:02 2007.24 1657.82 349.43 0.00 130254.25 146147.26 0.00 00:39:01 1254.01 925.40 328.61 0.00 82694.57 88768.28 0.00 00:40:01 577.20 399.13 178.07 0.00 34573.66 42213.25 0.00 00:41:01 4.86 0.12 4.75 0.00 5.19 144.71 0.00 00:42:01 0.62 0.20 0.42 0.00 4.26 6.43 0.00 00:43:01 0.50 0.25 0.25 0.00 4.40 2.75 0.00 00:44:02 0.20 0.00 0.20 0.00 0.00 1.88 0.00 00:45:01 2.34 1.66 0.68 0.00 54.06 8.09 0.00 00:46:01 1.05 0.07 0.98 0.00 1.33 16.89 0.00 00:47:01 0.53 0.00 0.53 0.00 0.00 6.76 0.00 00:48:01 0.22 0.05 0.17 0.00 0.40 1.90 0.00 00:49:01 0.40 0.00 0.40 0.00 0.00 5.20 0.00 00:50:01 0.32 0.02 0.30 0.00 0.13 3.33 0.00 Average: 430.47 324.51 105.95 0.00 28054.83 39579.24 0.00 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 69816 0 559504 29.74 2620 1249616 1254024 42.80 495068 1156900 11248 00:32:01 111560 0 632212 33.60 2620 1135164 1491896 50.92 738808 868664 99204 00:33:01 118792 0 697312 37.06 1516 1063936 1297016 44.26 741748 761944 54496 00:34:01 269248 0 736352 39.14 1328 874628 1397904 47.71 730356 641884 60328 00:35:02 91576 0 769932 40.92 84 1019964 2236640 76.33 741396 883100 27220 00:36:02 83536 0 673436 35.79 32 1124552 1939384 66.19 713068 889428 72048 00:37:02 337356 0 595544 31.65 32 948624 1316328 44.92 409016 955600 84692 00:38:02 66732 0 701256 37.27 32 1113536 2678352 91.41 656400 980536 47412 00:39:01 318224 0 652896 34.70 32 910404 2083400 71.10 584024 783164 0 00:40:01 746812 0 501540 26.66 32 633172 1183260 40.38 430860 515280 20 00:41:01 754572 0 493836 26.25 32 633116 1126584 38.45 426648 513768 16 00:42:01 755276 0 493128 26.21 32 633120 1120528 38.24 428576 511644 16 00:43:01 754948 0 493448 26.23 32 633128 1120576 38.24 428708 511776 16 00:44:02 755592 0 492800 26.19 32 633132 1120444 38.24 428072 511780 16 00:45:01 753984 0 493456 26.23 32 634084 1120444 38.24 428212 512716 8 00:46:01 753816 0 493616 26.23 32 634092 1120516 38.24 428288 512724 8 00:47:01 753976 0 493456 26.23 32 634092 1120444 38.24 428180 512724 16 00:48:01 754052 0 493368 26.22 32 634104 1120444 38.24 428120 512732 8 00:49:01 754160 0 493252 26.22 32 634112 1120444 38.24 428124 512736 16 00:50:01 754324 0 493084 26.21 32 634116 1120444 38.24 428132 512736 8 Average: 487918 0 572671 30.44 432 820535 1404454 47.93 526090 678092 22840 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:31:01 eth0 556.57 497.49 3318.35 80.90 0.00 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 eth0 1187.47 1215.63 3127.80 2827.97 0.00 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 831.77 583.44 67.51 2647.26 0.00 0.00 0.00 0.00 00:33:01 eth0 526.51 464.65 4726.89 44.10 0.00 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 135.98 151.88 9.64 833.42 0.00 0.00 0.00 0.00 00:34:01 veth85926a7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 00:34:01 eth0 52.11 36.33 42.82 78.79 0.00 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 eth0 202.48 168.31 1680.54 55.33 0.00 0.00 0.00 0.00 00:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 vethb937c0e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 00:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 veth93a52da 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 00:36:02 veth34f85bf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 vethf8ff047 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 eth0 62.98 43.84 168.95 39.04 0.00 0.00 0.00 0.00 00:37:02 veth6d994bb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:02 eth0 83.65 57.17 195.13 57.27 0.00 0.00 0.00 0.00 00:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 00:37:02 vethb937c0e 0.00 0.45 0.00 0.02 0.00 0.00 0.00 0.00 00:38:02 veth73ef0c2 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 00:38:02 eth0 105.65 60.59 429.90 50.34 0.00 0.00 0.00 0.00 00:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:02 vetha00b6cf 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 veth366f998 0.00 0.22 0.00 0.01 0.00 0.00 0.00 0.00 00:39:01 eth0 78.95 53.17 186.17 82.70 0.00 0.00 0.00 0.00 00:39:01 veth027b8e4 1.53 1.94 0.10 29.44 0.00 0.00 0.00 0.00 00:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 eth0 40.66 28.96 35.33 41.73 0.00 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 1050.26 860.04 81.92 4292.35 0.00 0.00 0.00 0.00 00:41:01 eth0 1.15 0.43 0.45 0.27 0.00 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 0.98 0.30 0.32 0.20 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 1.28 0.45 0.57 0.39 0.00 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.14 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.25 0.17 0.14 0.07 0.00 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 145.33 131.65 697.59 168.16 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 52.58 43.06 4.10 214.91 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) 09/25/20 _x86_64_ (4 CPU) 00:29:35 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 13.58 0.00 7.02 6.88 0.06 72.47 00:31:01 0 13.55 0.00 7.26 8.50 0.07 70.63 00:31:01 1 14.38 0.00 7.48 4.38 0.05 73.71 00:31:01 2 13.06 0.00 6.62 7.09 0.03 73.19 00:31:01 3 13.33 0.00 6.71 7.54 0.07 72.36 00:32:01 all 15.63 0.00 5.41 0.95 0.09 77.93 00:32:01 0 23.69 0.00 7.35 0.60 0.07 68.29 00:32:01 1 15.28 0.00 4.94 0.93 0.10 78.74 00:32:01 2 10.86 0.00 4.46 1.83 0.10 82.74 00:32:01 3 12.77 0.00 4.92 0.43 0.07 81.81 00:33:01 all 11.59 0.00 7.78 5.84 0.09 74.69 00:33:01 0 11.29 0.00 7.96 4.72 0.12 75.91 00:33:01 1 11.11 0.00 7.76 6.82 0.09 74.23 00:33:01 2 11.67 0.00 7.87 6.27 0.10 74.09 00:33:01 3 12.31 0.00 7.54 5.55 0.07 74.53 00:34:01 all 47.81 0.00 14.03 4.77 0.05 33.34 00:34:01 0 46.80 0.00 15.03 5.81 0.02 32.35 00:34:01 1 49.28 0.00 13.21 5.35 0.03 32.12 00:34:01 2 47.34 0.00 14.74 3.00 0.09 34.83 00:34:01 3 47.80 0.00 13.17 4.94 0.05 34.04 00:35:02 all 25.09 0.00 15.75 5.13 0.07 53.97 00:35:02 0 22.47 0.00 15.93 5.54 0.08 55.98 00:35:02 1 26.83 0.00 15.37 4.85 0.07 52.89 00:35:02 2 25.51 0.00 16.01 5.17 0.05 53.25 00:35:02 3 25.55 0.00 15.67 4.96 0.07 53.76 00:36:02 all 16.55 0.00 20.80 32.71 0.13 29.81 00:36:02 0 15.24 0.00 21.49 33.34 0.17 29.76 00:36:02 1 17.13 0.00 20.16 34.63 0.10 27.98 00:36:02 2 16.40 0.00 20.80 32.36 0.14 30.30 00:36:02 3 17.43 0.00 20.76 30.48 0.12 31.20 00:37:02 all 53.10 0.00 16.61 14.66 0.06 15.57 00:37:02 0 54.77 0.00 15.41 14.71 0.05 15.07 00:37:02 1 51.44 0.00 17.59 13.88 0.09 17.00 00:37:02 2 53.32 0.00 16.56 16.48 0.03 13.60 00:37:02 3 52.85 0.00 16.89 13.55 0.07 16.65 00:38:02 all 13.78 0.00 17.34 36.99 0.11 31.78 00:38:02 0 14.49 0.00 17.71 32.20 0.10 35.49 00:38:02 1 13.23 0.00 16.70 39.02 0.14 30.91 00:38:02 2 13.74 0.00 17.95 34.66 0.12 33.53 00:38:02 3 13.64 0.00 16.99 42.17 0.09 27.12 00:39:01 all 43.48 0.00 17.43 26.98 0.07 12.04 00:39:01 0 45.13 0.00 17.31 25.77 0.07 11.73 00:39:01 1 44.64 0.00 16.97 27.30 0.05 11.04 00:39:01 2 42.39 0.00 18.50 27.05 0.09 11.98 00:39:01 3 41.74 0.00 16.96 27.80 0.09 13.41 00:40:01 all 16.16 0.00 8.40 14.08 0.05 61.32 00:40:01 0 15.86 0.00 7.34 11.74 0.05 65.01 00:40:01 1 17.02 0.00 8.77 13.03 0.05 61.12 00:40:01 2 15.84 0.00 8.71 18.81 0.02 56.63 00:40:01 3 15.91 0.00 8.79 12.71 0.07 62.52 00:41:01 all 0.16 0.00 0.05 0.00 0.00 99.78 00:41:01 0 0.52 0.00 0.03 0.00 0.00 99.45 00:41:01 1 0.07 0.00 0.05 0.00 0.00 99.88 00:41:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:41:01 3 0.03 0.00 0.08 0.00 0.00 99.88 00:41:01 CPU %user %nice %system %iowait %steal %idle 00:42:01 all 0.16 0.00 0.02 0.01 0.00 99.80 00:42:01 0 0.53 0.00 0.03 0.02 0.00 99.42 00:42:01 1 0.03 0.00 0.03 0.02 0.00 99.92 00:42:01 2 0.03 0.00 0.02 0.00 0.02 99.93 00:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:43:01 all 0.15 0.00 0.03 0.01 0.00 99.81 00:43:01 0 0.52 0.00 0.02 0.00 0.00 99.47 00:43:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:43:01 2 0.05 0.00 0.05 0.03 0.00 99.87 00:43:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:44:02 all 0.15 0.00 0.02 0.00 0.00 99.83 00:44:02 0 0.53 0.00 0.02 0.00 0.00 99.45 00:44:02 1 0.03 0.00 0.02 0.00 0.00 99.95 00:44:02 2 0.02 0.00 0.03 0.00 0.00 99.95 00:44:02 3 0.03 0.00 0.02 0.00 0.00 99.95 00:45:01 all 0.15 0.00 0.06 0.02 0.00 99.78 00:45:01 0 0.52 0.00 0.05 0.02 0.00 99.41 00:45:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:45:01 2 0.03 0.00 0.08 0.07 0.00 99.81 00:45:01 3 0.02 0.00 0.05 0.00 0.00 99.93 00:46:01 all 0.11 0.00 0.04 0.00 0.00 99.85 00:46:01 0 0.30 0.00 0.07 0.00 0.00 99.63 00:46:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:46:01 2 0.03 0.00 0.02 0.02 0.00 99.93 00:46:01 3 0.07 0.00 0.02 0.00 0.00 99.92 00:47:01 all 0.10 0.00 0.03 0.00 0.00 99.86 00:47:01 0 0.37 0.00 0.03 0.00 0.00 99.60 00:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:47:01 3 0.00 0.00 0.03 0.00 0.00 99.97 00:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:48:01 0 0.52 0.00 0.02 0.00 0.00 99.47 00:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:48:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:48:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:49:01 0 0.52 0.00 0.03 0.00 0.00 99.45 00:49:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 2 0.03 0.00 0.03 0.00 0.02 99.92 00:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:50:01 0 0.53 0.00 0.02 0.00 0.00 99.45 00:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:50:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 12.69 0.00 6.43 7.29 0.04 73.55 Average: 0 13.18 0.00 6.54 7.01 0.04 73.22 Average: 1 12.81 0.00 6.35 7.36 0.04 73.44 Average: 2 12.32 0.00 6.52 7.49 0.04 73.62 Average: 3 12.45 0.00 6.31 7.31 0.04 73.89