---> uname -a: Linux 2ea86d3d6d99 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 12.6G 37.4G 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 12.6G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.6G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/6 /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/6@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 665 114 0 1057 1089 Swap: 1023 44 979 ---> 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 106: eth0@if107: 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) 07/25/20 _x86_64_ (4 CPU) 04:29:32 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:01 133.13 61.42 71.71 8891.60 20115.24 04:32:01 336.82 230.38 106.44 8606.26 51222.20 04:33:01 262.40 128.72 133.68 6998.57 28026.88 04:34:01 312.48 168.94 143.54 6958.94 29900.42 04:35:02 227.31 68.60 158.71 17584.40 90601.77 04:36:03 2995.96 2635.06 360.90 200308.48 213890.96 04:37:01 700.26 446.56 253.69 38805.09 53313.44 04:38:02 2567.43 2190.27 377.16 169726.14 202552.85 04:39:01 612.63 332.33 280.30 19558.31 45759.50 04:40:01 48.00 8.62 39.38 3040.03 1651.70 04:41:01 1.82 0.05 1.77 0.80 24.87 04:42:01 0.28 0.02 0.27 0.13 3.06 04:43:01 0.30 0.02 0.28 0.27 4.28 04:44:01 0.35 0.00 0.35 0.00 5.73 04:45:01 1.95 1.73 0.22 59.15 3.68 04:46:01 0.90 0.03 0.87 1.07 16.99 04:47:01 0.67 0.00 0.67 0.00 7.48 04:48:01 0.30 0.00 0.30 0.00 3.40 04:49:01 0.28 0.00 0.28 0.00 5.06 04:50:01 0.27 0.00 0.27 0.00 3.81 04:51:01 2.18 1.78 0.40 216.12 6.41 04:52:01 46.41 45.90 0.52 4965.83 27.45 Average: 376.38 288.57 87.80 22182.08 33664.29 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 239520 1642036 87.27 2620 1042864 1216384 41.51 560348 920828 48792 04:32:01 75392 1806164 95.99 1492 1115608 1425044 48.63 585476 1018348 47716 04:33:01 220220 1661336 88.30 1492 967740 1593428 54.38 629036 797960 20632 04:34:01 273120 1608436 85.48 472 900464 1210144 41.30 565380 772244 8 04:35:02 75816 1805740 95.97 84 1160912 1264948 43.17 747016 866108 42120 04:36:03 52608 1828948 97.20 0 1115004 1919820 65.52 671476 983180 22432 04:37:01 521172 1360384 72.30 0 711408 1460904 49.86 420584 731188 8448 04:38:02 63460 1818096 96.63 0 1058996 2519808 86.00 666148 955948 32956 04:39:01 316348 1565208 83.19 0 918980 1343404 45.85 570136 773660 8 04:40:01 332228 1549328 82.34 0 955124 1165924 39.79 522912 813428 8 04:41:01 334340 1547216 82.23 0 955128 1152548 39.33 521896 813192 8 04:42:01 334716 1546840 82.21 0 955148 1145352 39.09 521344 813084 8 04:43:01 335184 1546372 82.19 0 955148 1145352 39.09 521472 813084 8 04:44:01 335388 1546168 82.17 0 955160 1145296 39.09 521616 813092 8 04:45:01 333116 1548440 82.30 0 956264 1145352 39.09 521624 813924 8 04:46:01 332444 1549112 82.33 0 956272 1145496 39.09 522424 813924 8 04:47:01 333248 1548308 82.29 0 956272 1145352 39.09 521656 813924 8 04:48:01 333176 1548380 82.29 0 956280 1145352 39.09 521660 813924 8 04:49:01 333124 1548432 82.30 0 956284 1145352 39.09 521788 813924 12 04:50:01 333356 1548200 82.28 0 956284 1145352 39.09 521664 813924 8 04:51:01 325696 1555860 82.69 0 960372 1145484 39.09 525476 817720 16 04:52:01 113804 1767752 93.95 0 1133408 1354332 46.22 577148 969480 109212 Average: 270340 1611216 85.63 280 981778 1321838 45.11 557195 843459 15111 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 eth0 1690.05 1635.38 6304.21 203.09 0.00 0.00 0.00 04:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 veth8d7b37c 1081.10 768.28 94.76 2657.22 0.00 0.00 0.00 04:31:01 docker0 1081.10 768.15 79.98 2657.21 0.00 0.00 0.00 04:32:01 veth1d15900 37.48 47.25 2.49 216.74 0.00 0.00 0.00 04:32:01 eth0 2930.79 2385.04 12180.28 2956.95 0.00 0.00 0.00 04:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:32:01 docker0 37.48 47.12 1.97 216.73 0.00 0.00 0.00 04:33:01 eth0 344.15 240.63 1609.39 77.41 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 veth40fb322 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:33:01 docker0 117.03 134.53 8.45 514.24 0.00 0.00 0.00 04:34:01 eth0 67.94 38.99 599.26 18.82 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 veth40fb322 0.07 0.08 0.00 0.01 0.00 0.00 0.00 04:34:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:35:02 eth0 147.93 103.34 1636.07 105.21 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 vethc0f12d9 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 04:36:03 eth0 47.77 27.89 163.94 10.91 0.00 0.00 0.00 04:36:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:03 vethc0f12d9 0.00 0.26 0.00 0.01 0.00 0.00 0.00 04:36:03 docker0 16.22 24.18 0.89 145.42 0.00 0.00 0.00 04:37:01 veth5f867bb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 vethf1a9d51 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 3717.54 2931.75 16846.79 3344.23 0.00 0.00 0.00 04:37:01 veth5d876f4 0.62 1.08 0.04 6.32 0.00 0.00 0.00 04:38:02 veth651b2a3 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:38:02 eth0 69.45 43.96 127.66 60.46 0.00 0.00 0.00 04:38:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:02 vethc0f12d9 0.00 0.68 0.00 0.03 0.00 0.00 0.00 04:39:01 eth0 135.01 78.01 465.87 68.63 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 vethc0f12d9 0.00 0.08 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 1312.36 1073.01 94.87 4133.07 0.00 0.00 0.00 04:40:01 eth0 25.89 14.95 70.28 7.56 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 5.73 9.56 0.58 56.07 0.00 0.00 0.00 04:41:01 eth0 0.28 0.22 0.14 0.07 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 0.08 0.05 0.01 0.00 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 0.03 0.03 0.00 0.00 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 0.30 0.08 0.02 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 0.53 0.08 0.05 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 0.72 0.43 0.41 0.27 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 0.12 0.12 0.01 0.01 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 04:48:01 eth0 0.08 0.07 0.01 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.13 0.10 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 0.32 0.07 0.02 0.00 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 1.53 0.45 0.50 0.24 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 04:52:01 eth0 88.12 51.77 1791.15 7.37 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 177.75 137.17 852.80 154.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 59.32 48.73 4.30 188.56 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) 07/25/20 _x86_64_ (4 CPU) 04:29:32 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 22.56 0.00 7.94 3.95 0.05 65.50 04:31:01 0 23.53 0.00 11.21 4.48 0.05 60.73 04:31:01 1 22.49 0.00 5.97 3.53 0.03 67.97 04:31:01 2 23.43 0.00 7.96 5.54 0.05 63.02 04:31:01 3 20.79 0.00 6.65 2.24 0.05 70.27 04:32:01 all 16.38 0.00 6.63 1.86 0.13 75.00 04:32:01 0 19.52 0.00 7.73 2.30 0.10 70.34 04:32:01 1 18.22 0.00 6.68 1.45 0.14 73.51 04:32:01 2 15.74 0.00 6.44 1.14 0.14 76.55 04:32:01 3 12.06 0.00 5.68 2.55 0.15 79.56 04:33:01 all 10.90 0.00 6.04 5.35 0.16 77.56 04:33:01 0 10.35 0.00 6.27 4.23 0.22 78.94 04:33:01 1 11.18 0.00 5.76 6.23 0.15 76.67 04:33:01 2 10.92 0.00 6.09 5.79 0.12 77.08 04:33:01 3 11.13 0.00 6.01 5.12 0.15 77.58 04:34:01 all 45.67 0.00 12.75 7.02 0.08 34.48 04:34:01 0 45.32 0.00 11.82 8.50 0.08 34.28 04:34:01 1 47.11 0.00 12.53 6.74 0.08 33.55 04:34:01 2 44.76 0.00 13.27 5.64 0.07 36.26 04:34:01 3 45.46 0.00 13.42 7.21 0.07 33.84 04:35:02 all 20.34 0.00 10.37 15.63 0.21 53.44 04:35:02 0 18.18 0.00 9.26 15.92 0.29 56.35 04:35:02 1 21.70 0.00 10.47 14.47 0.17 53.20 04:35:02 2 21.61 0.00 10.13 15.96 0.23 52.06 04:35:02 3 19.87 0.00 11.64 16.20 0.15 52.14 04:36:03 all 22.22 0.00 22.32 25.86 0.38 29.21 04:36:03 0 22.34 0.00 22.79 24.91 0.47 29.50 04:36:03 1 23.65 0.00 22.22 26.74 0.40 27.00 04:36:03 2 22.08 0.00 22.89 25.23 0.34 29.45 04:36:03 3 20.83 0.00 21.37 26.56 0.33 30.91 04:37:01 all 51.79 0.00 15.22 16.75 0.47 15.78 04:37:01 0 51.26 0.00 15.87 16.85 0.53 15.50 04:37:01 1 51.05 0.00 15.89 15.86 0.49 16.70 04:37:01 2 51.51 0.00 14.86 18.63 0.39 14.62 04:37:01 3 53.30 0.00 14.23 15.69 0.48 16.31 04:38:02 all 32.55 0.00 22.57 27.55 0.77 16.56 04:38:02 0 33.00 0.00 22.29 26.90 0.81 17.01 04:38:02 1 31.91 0.00 23.32 28.57 0.62 15.58 04:38:02 2 32.74 0.00 23.15 27.32 0.74 16.05 04:38:02 3 32.53 0.00 21.52 27.40 0.92 17.63 04:39:01 all 45.44 0.00 14.04 12.84 0.32 27.36 04:39:01 0 46.61 0.00 14.23 11.58 0.28 27.31 04:39:01 1 45.59 0.00 13.43 11.98 0.33 28.68 04:39:01 2 45.32 0.00 14.09 10.59 0.28 29.72 04:39:01 3 44.25 0.00 14.42 17.21 0.36 23.75 04:40:01 all 3.80 0.00 1.59 1.19 0.05 93.37 04:40:01 0 6.24 0.00 1.89 0.73 0.02 91.12 04:40:01 1 1.71 0.00 1.17 0.94 0.07 96.12 04:40:01 2 6.10 0.00 1.92 1.39 0.05 90.55 04:40:01 3 1.19 0.00 1.34 1.70 0.07 95.71 04:41:01 all 0.04 0.00 0.04 0.00 0.00 99.92 04:41:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:41:01 1 0.05 0.00 0.08 0.00 0.02 99.85 04:41:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:41:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 2 0.17 0.00 0.05 0.00 0.00 99.78 04:42:01 3 0.35 0.00 0.02 0.00 0.00 99.63 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:43:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:43:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:44:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:44:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:44:01 1 0.03 0.00 0.07 0.00 0.00 99.90 04:44:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:44:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:45:01 all 0.15 0.00 0.04 0.02 0.00 99.79 04:45:01 0 0.02 0.00 0.07 0.08 0.00 99.83 04:45:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:45:01 2 0.02 0.00 0.03 0.02 0.00 99.93 04:45:01 3 0.52 0.00 0.03 0.00 0.00 99.45 04:46:01 all 0.16 0.00 0.02 0.00 0.00 99.82 04:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:46:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:46:01 3 0.53 0.00 0.02 0.00 0.00 99.45 04:47:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:47:01 0 0.00 0.00 0.00 0.00 0.00 100.00 04:47:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:47:01 2 0.02 0.00 0.02 0.00 0.02 99.95 04:47:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:48:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:48:01 1 0.02 0.00 0.05 0.00 0.00 99.93 04:48:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:48:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:49:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:49:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:49:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 3 0.53 0.00 0.03 0.00 0.00 99.43 04:50:01 all 0.14 0.00 0.02 0.00 0.00 99.84 04:50:01 0 0.53 0.00 0.02 0.00 0.00 99.46 04:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:50:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:51:01 all 0.15 0.00 0.03 0.06 0.00 99.75 04:51:01 0 0.52 0.00 0.02 0.00 0.00 99.47 04:51:01 1 0.00 0.00 0.03 0.02 0.00 99.95 04:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:51:01 3 0.05 0.00 0.07 0.23 0.00 99.65 04:52:01 all 1.47 0.00 0.68 0.96 0.00 96.89 04:52:01 0 2.32 0.00 0.78 0.45 0.02 96.44 04:52:01 1 1.08 0.00 0.72 1.37 0.00 96.84 04:52:01 2 1.12 0.00 0.58 0.92 0.00 97.39 04:52:01 3 1.35 0.00 0.63 1.07 0.00 96.95 Average: all 12.26 0.00 5.38 5.31 0.12 76.93 Average: 0 12.50 0.00 5.55 5.22 0.13 76.59 Average: 1 12.33 0.00 5.30 5.26 0.11 77.00 Average: 2 12.33 0.00 5.44 5.28 0.11 76.85 Average: 3 11.89 0.00 5.22 5.47 0.12 77.30