---> uname -a: Linux c003f0260a09 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: 2933.396 BogoMIPS: 5866.79 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/4 /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/4@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 700 204 0 932 1042 Swap: 1023 2 1021 ---> 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 12: eth0@if13: 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) 09/12/20 _x86_64_ (4 CPU) 13:52:45 LINUX RESTART (4 CPU) 13:54:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:55:02 180.05 72.41 107.64 0.00 5044.39 48669.97 0.00 13:56:01 332.05 149.94 182.11 0.00 7227.59 32169.57 0.00 13:57:01 30.97 10.83 20.14 0.00 1159.86 1126.84 0.00 13:58:01 3.43 0.02 3.41 0.00 3.73 114.74 0.00 13:59:01 0.27 0.03 0.23 0.00 1.07 3.08 0.00 14:00:01 0.35 0.12 0.23 0.00 74.88 2.33 0.00 14:01:01 88.96 48.24 40.73 0.00 4448.60 6067.74 0.00 Average: 90.36 40.00 50.37 0.00 2556.21 12555.11 0.00 13:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:55:02 162092 0 659196 35.03 2136 1058132 1292960 44.13 595248 922468 8 13:56:01 324840 0 785140 41.73 1208 770368 1724372 58.85 652064 666528 16980 13:57:01 557400 0 644536 34.26 1208 678412 1086624 37.08 519872 579708 8 13:58:01 567348 0 634476 33.72 1208 678524 1058748 36.13 518536 575776 8 13:59:01 565684 0 636132 33.81 1208 678532 1058844 36.14 534752 561072 8 14:00:01 564736 0 634828 33.74 1208 680784 1058748 36.13 534392 563316 8 14:01:01 188512 0 740496 39.36 1208 951340 1865740 63.67 644128 801452 8 Average: 418659 0 676401 35.95 1341 785156 1306577 44.59 571285 667189 2433 13:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:55:02 eth0 1729.77 1464.09 4961.20 2819.30 0.00 0.00 0.00 0.00 13:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:02 docker0 660.03 502.66 47.54 1950.34 0.00 0.00 0.00 0.00 13:56:01 eth0 247.84 166.10 1581.66 25.16 0.00 0.00 0.00 0.00 13:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:56:01 veth2fb675b 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 13:56:01 docker0 80.07 97.23 6.36 483.42 0.00 0.00 0.00 0.00 13:57:01 eth0 8.05 4.44 6.77 3.42 0.00 0.00 0.00 0.00 13:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 0.00 13:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 eth0 0.33 0.22 0.14 0.07 0.00 0.00 0.00 0.00 13:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 eth0 91.39 76.13 692.34 41.44 0.00 0.00 0.00 0.00 14:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 veth89c0627 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 veth4f62c4a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 297.05 244.75 1033.84 413.86 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: veth89c0627 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4f62c4a 0.00 0.00 0.00 0.00 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) 09/12/20 _x86_64_ (4 CPU) 13:52:45 LINUX RESTART (4 CPU) 13:54:01 CPU %user %nice %system %iowait %steal %idle 13:55:02 all 19.66 0.00 7.68 1.79 0.07 70.80 13:55:02 0 17.51 0.00 10.21 1.28 0.09 70.90 13:55:02 1 15.49 0.00 6.40 2.40 0.07 75.65 13:55:02 2 15.53 0.00 6.46 2.12 0.09 75.82 13:55:02 3 30.03 0.00 7.67 1.38 0.05 60.87 13:56:01 all 32.15 0.00 12.50 7.12 0.07 48.16 13:56:01 0 32.53 0.00 11.81 5.13 0.05 50.48 13:56:01 1 32.03 0.00 12.96 7.87 0.10 47.04 13:56:01 2 33.26 0.00 12.41 6.90 0.05 47.38 13:56:01 3 30.79 0.00 12.79 8.57 0.09 47.76 13:57:01 all 13.99 0.00 2.90 0.62 0.01 82.48 13:57:01 0 13.38 0.00 2.94 1.26 0.02 82.40 13:57:01 1 14.42 0.00 2.83 0.37 0.02 82.35 13:57:01 2 14.17 0.00 3.02 0.20 0.00 82.60 13:57:01 3 13.97 0.00 2.82 0.65 0.00 82.56 13:58:01 all 0.15 0.00 0.05 0.00 0.00 99.80 13:58:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:58:01 1 0.05 0.00 0.05 0.00 0.00 99.90 13:58:01 2 0.05 0.00 0.07 0.00 0.00 99.88 13:58:01 3 0.50 0.00 0.03 0.00 0.00 99.47 13:59:01 all 0.17 0.00 0.04 0.00 0.00 99.79 13:59:01 0 0.05 0.00 0.07 0.00 0.00 99.88 13:59:01 1 0.07 0.00 0.03 0.00 0.00 99.90 13:59:01 2 0.05 0.00 0.03 0.00 0.00 99.92 13:59:01 3 0.53 0.00 0.02 0.00 0.00 99.45 14:00:01 all 0.15 0.00 0.04 0.00 0.00 99.81 14:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:00:01 1 0.08 0.00 0.07 0.02 0.00 99.83 14:00:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:00:01 3 0.48 0.00 0.05 0.00 0.00 99.47 14:01:01 all 2.93 0.00 2.20 1.45 0.01 93.40 14:01:01 0 2.59 0.00 2.33 0.67 0.00 94.41 14:01:01 1 2.73 0.00 1.99 1.74 0.02 93.52 14:01:01 2 3.50 0.00 2.29 2.28 0.02 91.92 14:01:01 3 2.91 0.00 2.21 1.10 0.02 93.76 Average: all 9.73 0.00 3.57 1.54 0.02 85.14 Average: 0 9.27 0.00 3.84 1.17 0.02 85.70 Average: 1 9.13 0.00 3.42 1.74 0.03 85.69 Average: 2 9.36 0.00 3.41 1.61 0.02 85.60 Average: 3 11.16 0.00 3.59 1.64 0.02 83.59