---> uname -a: Linux 5704da2b66b3 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 7.5G 42.5G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/gexfoundry_device-snmp-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/gexfoundry_device-snmp-go_master ---> free -m: total used free shared buff/cache available Mem: 1838 749 78 0 1010 1021 Swap: 1023 1 1022 ---> 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 24: eth0@if25: 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/20/20 _x86_64_ (4 CPU) 12:25:22 LINUX RESTART 12:26:01 tps rtps wtps bread/s bwrtn/s 12:27:01 38.73 9.14 29.59 2146.79 2355.64 12:28:01 2.36 0.00 2.36 0.00 83.13 12:29:01 0.27 0.00 0.27 0.00 3.88 12:30:01 0.28 0.00 0.28 0.00 3.60 12:31:01 0.30 0.00 0.30 0.00 4.53 12:32:01 174.55 102.33 72.22 3902.25 26255.04 12:33:01 147.71 27.40 120.31 1576.07 30360.02 Average: 52.06 19.85 32.22 1089.64 8445.66 12:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:27:01 111408 1770896 94.08 2620 1224992 945268 32.25 436372 1170824 8 12:28:01 119060 1763244 93.67 2620 1224996 909620 31.04 430544 1170448 8 12:29:01 117872 1764432 93.74 2620 1225004 909860 31.04 432048 1170448 16 12:30:01 118948 1763356 93.68 2620 1225008 909620 31.04 430872 1170352 12 12:31:01 118740 1763564 93.69 2620 1225016 909692 31.04 431272 1170356 8 12:32:01 104448 1777856 94.45 2620 1130724 1063196 36.28 480060 1097808 73828 12:33:01 96604 1785700 94.87 2620 1020076 1072976 36.61 571788 926040 84872 Average: 112440 1769864 94.03 2620 1182259 960033 32.76 458994 1125182 22679 12:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:27:01 eth0 154.78 97.20 467.53 45.49 0.00 0.00 0.00 12:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:27:01 docker0 0.95 0.93 0.22 1.50 0.00 0.00 0.00 12:28:01 eth0 0.87 0.07 0.07 0.01 0.00 0.00 0.00 12:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 eth0 1.40 0.80 0.62 0.38 0.00 0.00 0.00 12:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 eth0 0.07 0.05 0.01 0.04 0.00 0.00 0.00 12:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 eth0 0.22 0.17 0.08 0.04 0.00 0.00 0.00 12:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 veth0919229 20.39 16.26 2.67 47.86 0.00 0.00 0.00 12:32:01 eth0 630.86 399.40 4598.25 104.33 0.00 0.00 0.00 12:32:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 12:32:01 docker0 21.34 17.06 2.62 49.35 0.00 0.00 0.00 12:33:01 eth0 252.46 208.29 3636.13 81.98 0.00 0.00 0.00 12:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 veth54fab43 31.14 33.13 2.15 239.88 0.00 0.00 0.00 12:33:01 docker0 32.90 34.51 1.99 240.51 0.00 0.00 0.00 Average: eth0 79.95 62.30 1093.59 20.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth54fab43 4.46 4.74 0.31 34.33 0.00 0.00 0.00 Average: docker0 7.76 7.38 0.66 41.47 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/20/20 _x86_64_ (4 CPU) 12:25:22 LINUX RESTART 12:26:01 CPU %user %nice %system %iowait %steal %idle 12:27:01 all 3.82 0.00 1.76 1.13 0.01 93.29 12:27:01 0 4.01 0.00 1.82 0.07 0.00 94.10 12:27:01 1 3.85 0.00 1.52 0.20 0.00 94.42 12:27:01 2 3.53 0.00 2.21 4.04 0.00 90.22 12:27:01 3 3.87 0.00 1.49 0.20 0.02 94.42 12:28:01 all 0.19 0.00 0.06 0.00 0.00 99.75 12:28:01 0 0.07 0.00 0.07 0.00 0.00 99.87 12:28:01 1 0.55 0.00 0.07 0.00 0.00 99.38 12:28:01 2 0.08 0.00 0.07 0.00 0.02 99.83 12:28:01 3 0.07 0.00 0.07 0.00 0.00 99.87 12:29:01 all 0.19 0.00 0.07 0.00 0.00 99.74 12:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 12:29:01 1 0.55 0.00 0.08 0.00 0.00 99.37 12:29:01 2 0.10 0.00 0.07 0.00 0.00 99.83 12:29:01 3 0.10 0.00 0.07 0.00 0.00 99.83 12:30:01 all 0.08 0.00 0.06 0.00 0.00 99.86 12:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 12:30:01 1 0.05 0.00 0.07 0.00 0.00 99.88 12:30:01 2 0.05 0.00 0.07 0.00 0.00 99.88 12:30:01 3 0.18 0.00 0.08 0.00 0.00 99.73 12:31:01 all 0.10 0.00 0.05 0.00 0.00 99.85 12:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 12:31:01 1 0.03 0.00 0.03 0.00 0.00 99.93 12:31:01 2 0.08 0.00 0.05 0.00 0.00 99.87 12:31:01 3 0.20 0.00 0.07 0.00 0.00 99.73 12:32:01 all 6.64 0.00 3.72 2.23 0.01 87.39 12:32:01 0 6.32 0.00 3.88 4.02 0.02 85.76 12:32:01 1 5.85 0.00 3.79 1.04 0.02 89.31 12:32:01 2 7.39 0.00 3.68 0.92 0.02 87.99 12:32:01 3 7.01 0.00 3.56 2.94 0.00 86.50 12:33:01 all 10.57 0.00 7.04 2.06 0.02 80.30 12:33:01 0 11.35 0.00 7.31 1.91 0.02 79.41 12:33:01 1 10.42 0.00 7.07 1.77 0.02 80.72 12:33:01 2 10.63 0.00 7.13 1.30 0.03 80.91 12:33:01 3 9.92 0.00 6.64 3.28 0.02 80.15 Average: all 3.07 0.00 1.81 0.77 0.01 94.34 Average: 0 3.10 0.00 1.87 0.85 0.00 94.17 Average: 1 3.03 0.00 1.79 0.43 0.00 94.75 Average: 2 3.11 0.00 1.89 0.89 0.01 94.10 Average: 3 3.03 0.00 1.70 0.91 0.00 94.35