---> uname -a: Linux 7458e4b67010 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 13.8G 36.2G 28% / 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 13.8G 36.2G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.2G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/1 /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 623 107 0 1106 1133 Swap: 1023 93 930 ---> 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 118: eth0@if119: 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) 02:49:25 LINUX RESTART 02:50:01 tps rtps wtps bread/s bwrtn/s 02:51:01 107.95 43.81 64.14 8030.75 20582.95 02:52:02 436.42 235.59 200.82 8560.01 70411.16 02:53:01 411.43 254.00 157.43 10662.88 29341.16 02:54:01 223.06 43.64 179.42 16521.57 102583.20 02:55:02 3293.91 2926.02 367.89 212416.50 222352.20 02:56:04 542.95 296.23 246.71 46091.15 63025.40 02:57:02 2891.65 2520.35 371.30 179711.85 193601.77 02:58:02 1475.44 1143.91 331.54 101983.08 110854.21 02:59:01 247.06 28.69 218.37 3962.62 17055.09 03:00:01 6.46 0.80 5.66 20.52 178.31 03:01:01 0.87 0.38 0.48 112.31 6.53 03:02:01 0.85 0.37 0.48 23.70 8.87 03:03:01 0.32 0.00 0.32 0.00 4.61 03:04:01 0.37 0.00 0.37 0.00 5.48 03:05:01 1.93 1.70 0.23 53.16 3.98 03:06:01 0.80 0.03 0.77 1.07 13.59 03:07:01 0.27 0.00 0.27 0.00 3.85 03:08:01 0.40 0.03 0.37 0.67 5.71 03:09:01 0.37 0.05 0.32 0.93 5.46 03:10:01 0.33 0.07 0.27 1.07 3.88 03:11:01 0.38 0.20 0.18 1.60 1.80 03:12:01 15.59 15.32 0.27 1581.35 17.92 Average: 436.11 338.72 97.39 26651.74 37619.84 02:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:51:01 298120 1583436 84.16 2620 1005380 1101920 37.61 537604 888808 120 02:52:02 77736 1803820 95.87 1492 1108464 1316708 44.94 656356 907936 0 02:53:01 521940 1359616 72.26 436 702848 1200848 40.98 524264 600564 25376 02:54:01 69284 1812272 96.32 104 1173920 1248816 42.62 761568 864240 28716 02:55:02 71924 1809632 96.18 0 1134856 1733608 59.16 764600 872720 64468 02:56:04 54632 1826924 97.10 0 1163020 1615148 55.12 750980 861768 456 02:57:02 74964 1806592 96.02 0 1146152 1753212 59.83 614744 1016264 88120 02:58:02 528696 1352860 71.90 0 735192 1760292 60.08 566764 586520 9752 02:59:01 399080 1482476 78.79 0 929692 1205148 41.13 561468 712600 20 03:00:01 405028 1476528 78.47 0 930180 1181120 40.31 558244 712124 16 03:01:01 400324 1481232 78.72 0 933500 1172076 40.00 562944 712644 12 03:02:01 401128 1480428 78.68 0 934176 1162024 39.66 561884 713148 8 03:03:01 400972 1480584 78.69 0 934220 1162024 39.66 562040 713160 28 03:04:01 401148 1480408 78.68 0 934188 1162024 39.66 561768 713148 8 03:05:01 398708 1482848 78.81 0 935040 1162180 39.66 563124 713704 8 03:06:01 398624 1482932 78.81 0 935052 1162108 39.66 562740 713704 8 03:07:01 399288 1482268 78.78 0 935052 1162024 39.66 562272 713704 8 03:08:01 399544 1482012 78.77 0 935064 1162024 39.66 562276 713728 8 03:09:01 399396 1482160 78.77 0 935072 1162024 39.66 562408 713748 8 03:10:01 399224 1482332 78.78 0 935072 1162024 39.66 562284 713784 8 03:11:01 398632 1482924 78.81 0 935080 1162108 39.66 562728 713796 8 03:12:01 338808 1542748 81.99 0 980412 1181792 40.33 578832 750436 160 Average: 328964 1552592 82.52 211 967801 1276875 43.58 593722 755557 9878 02:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:51:01 eth0 1859.35 1510.28 6342.35 1221.28 0.00 0.00 0.00 02:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:51:01 docker0 803.99 692.66 65.71 2653.53 0.00 0.00 0.00 02:52:02 eth0 1003.27 634.33 7262.79 1721.01 0.00 0.00 0.00 02:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:02 docker0 108.57 132.76 8.15 719.60 0.00 0.00 0.00 02:53:01 vethb6c097c 0.00 0.14 0.00 0.01 0.00 0.00 0.00 02:53:01 eth0 2991.56 2229.14 14015.94 3056.37 0.00 0.00 0.00 02:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:53:01 docker0 928.77 840.47 75.16 3436.61 0.00 0.00 0.00 02:54:01 veth704a7bf 0.00 0.13 0.00 0.01 0.00 0.00 0.00 02:54:01 eth0 115.02 84.68 1694.06 81.97 0.00 0.00 0.00 02:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:02 veth704a7bf 0.00 0.33 0.00 0.01 0.00 0.00 0.00 02:55:02 eth0 48.54 31.25 164.00 10.15 0.00 0.00 0.00 02:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:02 docker0 20.07 27.00 1.16 145.75 0.00 0.00 0.00 02:56:04 veth704a7bf 0.00 0.08 0.00 0.00 0.00 0.00 0.00 02:56:04 vethef540a3 4.82 7.16 0.39 42.40 0.00 0.00 0.00 02:56:04 eth0 3046.03 2262.98 15179.34 3039.78 0.00 0.00 0.00 02:56:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 02:57:02 vethcea64a7 0.00 0.12 0.00 0.01 0.00 0.00 0.00 02:57:02 veth99b44ae 2.27 4.48 0.15 30.15 0.00 0.00 0.00 02:57:02 vethea06b07 4.48 2.27 30.15 0.15 0.00 0.00 0.00 02:57:02 veth704a7bf 0.00 0.70 0.00 0.03 0.00 0.00 0.00 02:58:02 veth704a7bf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:02 eth0 3328.96 2463.29 16176.47 3317.65 0.00 0.00 0.00 02:58:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:58:02 veth819d27c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 02:59:01 eth0 132.28 84.76 574.13 62.91 0.00 0.00 0.00 02:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 docker0 1011.43 965.72 80.09 4294.38 0.00 0.00 0.00 03:00:01 eth0 0.57 0.50 0.31 0.23 0.00 0.00 0.00 03:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:01 eth0 0.32 0.25 0.14 0.08 0.00 0.00 0.00 03:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:02:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 03:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 03:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 eth0 0.90 0.05 0.08 0.00 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 eth0 0.90 0.57 0.54 0.36 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 0.30 0.27 0.14 0.11 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 0.08 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 0.05 0.03 0.00 0.00 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 0.03 0.03 0.00 0.00 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 0.35 0.27 0.15 0.08 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 5.95 4.01 7.59 2.29 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 Average: eth0 154.84 114.11 749.99 151.98 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 45.25 43.21 3.58 192.14 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) 02:49:25 LINUX RESTART 02:50:01 CPU %user %nice %system %iowait %steal %idle 02:51:01 all 21.36 0.00 6.92 2.26 0.03 69.44 02:51:01 0 28.19 0.00 9.32 1.07 0.02 61.40 02:51:01 1 18.83 0.00 6.19 2.80 0.05 72.14 02:51:01 2 20.89 0.00 6.39 3.19 0.05 69.48 02:51:01 3 17.56 0.00 5.79 1.98 0.03 74.64 02:52:02 all 16.65 0.00 9.52 5.91 0.05 67.87 02:52:02 0 14.44 0.00 9.48 4.75 0.05 71.28 02:52:02 1 14.84 0.00 9.60 7.31 0.05 68.19 02:52:02 2 13.18 0.00 9.74 5.50 0.02 71.56 02:52:02 3 24.09 0.00 9.26 6.08 0.07 60.50 02:53:01 all 46.74 0.00 14.88 8.28 0.03 30.08 02:53:01 0 44.86 0.00 15.33 8.07 0.03 31.70 02:53:01 1 47.57 0.00 14.55 7.41 0.00 30.47 02:53:01 2 46.50 0.00 14.67 11.69 0.03 27.10 02:53:01 3 48.01 0.00 14.95 5.95 0.02 31.08 02:54:01 all 20.12 0.00 11.37 7.51 0.05 60.97 02:54:01 0 19.98 0.00 11.60 7.10 0.03 61.29 02:54:01 1 20.85 0.00 11.05 7.61 0.05 60.44 02:54:01 2 21.49 0.00 12.13 8.38 0.07 57.93 02:54:01 3 18.15 0.00 10.67 6.92 0.03 64.22 02:55:02 all 23.40 0.00 26.68 25.45 0.06 24.41 02:55:02 0 22.38 0.00 26.50 27.36 0.07 23.70 02:55:02 1 23.39 0.00 26.53 23.85 0.07 26.16 02:55:02 2 23.51 0.00 26.96 26.65 0.05 22.83 02:55:02 3 24.31 0.00 26.75 23.94 0.07 24.93 02:56:04 all 49.97 0.00 15.53 15.39 0.02 19.09 02:56:04 0 48.27 0.00 16.34 13.11 0.02 22.27 02:56:04 1 50.89 0.00 15.00 14.28 0.03 19.80 02:56:04 2 50.17 0.00 14.94 14.92 0.02 19.95 02:56:04 3 50.56 0.00 15.84 19.23 0.03 14.34 02:57:02 all 18.82 0.00 24.51 30.54 0.06 26.08 02:57:02 0 17.17 0.00 23.37 30.46 0.07 28.93 02:57:02 1 18.76 0.00 23.59 34.61 0.05 22.99 02:57:02 2 18.55 0.00 26.67 28.40 0.05 26.32 02:57:02 3 20.83 0.00 24.36 28.66 0.07 26.08 02:58:02 all 47.25 0.00 20.72 21.53 0.03 10.46 02:58:02 0 45.11 0.00 22.10 22.81 0.03 9.94 02:58:02 1 48.06 0.00 20.53 17.39 0.03 13.98 02:58:02 2 48.08 0.00 19.85 21.86 0.02 10.19 02:58:02 3 47.76 0.00 20.43 24.09 0.02 7.70 02:59:01 all 12.17 0.00 8.08 12.57 0.01 67.17 02:59:01 0 13.09 0.00 8.29 12.01 0.02 66.59 02:59:01 1 10.77 0.00 8.03 14.37 0.02 66.81 02:59:01 2 14.09 0.00 8.23 10.92 0.02 66.75 02:59:01 3 10.75 0.00 7.72 12.99 0.02 68.52 03:00:01 all 0.16 0.00 0.05 0.02 0.00 99.78 03:00:01 0 0.25 0.00 0.05 0.03 0.00 99.67 03:00:01 1 0.30 0.00 0.03 0.02 0.00 99.65 03:00:01 2 0.02 0.00 0.07 0.00 0.00 99.92 03:00:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:01:01 all 0.16 0.00 0.03 0.01 0.00 99.80 03:01:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:01:01 1 0.52 0.00 0.02 0.02 0.00 99.45 03:01:01 2 0.05 0.00 0.03 0.03 0.00 99.88 03:01:01 3 0.05 0.00 0.07 0.00 0.00 99.88 03:02:01 all 0.15 0.00 0.04 0.01 0.00 99.81 03:02:01 0 0.00 0.00 0.02 0.02 0.00 99.97 03:02:01 1 0.52 0.00 0.05 0.00 0.00 99.43 03:02:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:02:01 3 0.05 0.00 0.03 0.02 0.00 99.90 03:03:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:03:01 1 0.52 0.00 0.02 0.00 0.00 99.47 03:03:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:03:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:04:01 all 0.15 0.00 0.03 0.00 0.00 99.83 03:04:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:04:01 1 0.48 0.00 0.03 0.00 0.00 99.48 03:04:01 2 0.02 0.00 0.00 0.00 0.00 99.98 03:04:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:05:01 all 0.13 0.00 0.05 0.03 0.00 99.78 03:05:01 0 0.03 0.00 0.00 0.00 0.00 99.97 03:05:01 1 0.47 0.00 0.15 0.10 0.00 99.28 03:05:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:05:01 3 0.02 0.00 0.05 0.00 0.00 99.93 03:06:01 all 0.03 0.00 0.03 0.00 0.00 99.93 03:06:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:06:01 1 0.08 0.00 0.07 0.00 0.00 99.85 03:06:01 2 0.02 0.00 0.02 0.00 0.00 99.97 03:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:07:01 all 0.03 0.00 0.03 0.00 0.00 99.93 03:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:07:01 1 0.08 0.00 0.05 0.00 0.00 99.87 03:07:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:07:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:08:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:08:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:08:01 1 0.52 0.00 0.02 0.00 0.00 99.47 03:08:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:08:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:09:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:09:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:09:01 1 0.52 0.00 0.00 0.00 0.00 99.48 03:09:01 2 0.00 0.00 0.02 0.00 0.00 99.98 03:09:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:10:01 all 0.15 0.00 0.02 0.00 0.00 99.83 03:10:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:10:01 1 0.35 0.00 0.02 0.00 0.00 99.63 03:10:01 2 0.20 0.00 0.02 0.00 0.00 99.78 03:10:01 3 0.05 0.00 0.03 0.02 0.00 99.90 03:11:01 all 0.15 0.00 0.02 0.01 0.00 99.82 03:11:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:11:01 1 0.02 0.00 0.00 0.03 0.00 99.95 03:11:01 2 0.50 0.00 0.02 0.00 0.00 99.48 03:11:01 3 0.03 0.00 0.03 0.02 0.00 99.92 03:12:01 all 0.46 0.00 0.20 0.41 0.00 98.92 03:12:01 0 0.42 0.00 0.22 0.32 0.00 99.05 03:12:01 1 0.38 0.00 0.23 0.37 0.00 99.02 03:12:01 2 0.93 0.00 0.20 0.77 0.02 98.08 03:12:01 3 0.15 0.00 0.20 0.17 0.02 99.47 Average: all 11.61 0.00 6.18 5.76 0.02 76.43 Average: 0 11.43 0.00 6.37 5.64 0.02 76.55 Average: 1 11.64 0.00 6.05 5.78 0.02 76.51 Average: 2 11.61 0.00 6.24 5.88 0.02 76.26 Average: 3 11.77 0.00 6.05 5.76 0.02 76.41