---> uname -a: Linux 807ee5f900e3 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 6.4G 43.6G 13% / 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-463 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-463@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 607 65 0 1165 1125 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 03/12/20 _x86_64_ (4 CPU) 14:27:32 LINUX RESTART 14:28:01 tps rtps wtps bread/s bwrtn/s 14:29:01 62.14 26.24 35.91 4615.02 3608.51 14:30:01 2.41 0.00 2.41 0.00 82.60 14:31:01 0.25 0.00 0.25 0.00 3.28 14:32:01 0.32 0.00 0.32 0.00 3.61 14:33:01 0.22 0.00 0.22 0.00 3.78 Average: 13.07 5.25 7.82 923.28 740.57 14:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:29:01 111612 1770692 94.07 2620 1223504 943248 32.18 443272 1168164 16 14:30:01 119696 1762608 93.64 2620 1223536 900440 30.72 436972 1168140 16 14:31:01 118708 1763596 93.69 2620 1223544 900596 30.73 437892 1168128 8 14:32:01 119392 1762912 93.66 2620 1223544 900440 30.72 436928 1168128 12 14:33:01 118820 1763484 93.69 2620 1223556 900696 30.73 437988 1168128 8 Average: 117646 1764658 93.75 2620 1223537 909084 31.02 438610 1168138 12 14:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:29:01 eth0 419.14 306.69 1027.09 103.57 0.00 0.00 0.00 14:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 docker0 6.56 4.91 0.89 15.52 0.00 0.00 0.00 14:30:01 eth0 1.08 0.07 0.09 0.01 0.00 0.00 0.00 14:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 eth0 0.58 0.42 0.27 0.21 0.00 0.00 0.00 14:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 eth0 0.33 0.07 0.03 0.01 0.00 0.00 0.00 14:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 eth0 0.68 0.35 0.28 0.20 0.00 0.00 0.00 14:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 84.39 61.54 205.61 20.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.31 0.98 0.18 3.10 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) 03/12/20 _x86_64_ (4 CPU) 14:27:32 LINUX RESTART 14:28:01 CPU %user %nice %system %iowait %steal %idle 14:29:01 all 12.75 0.00 4.59 1.86 0.01 80.79 14:29:01 0 12.96 0.00 4.77 0.87 0.02 81.38 14:29:01 1 12.63 0.00 4.63 0.55 0.02 82.16 14:29:01 2 12.21 0.00 4.42 0.49 0.00 82.89 14:29:01 3 13.21 0.00 4.52 5.51 0.03 76.72 14:30:01 all 0.19 0.00 0.05 0.00 0.00 99.75 14:30:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:30:01 1 0.07 0.00 0.07 0.00 0.00 99.87 14:30:01 2 0.08 0.00 0.03 0.00 0.00 99.88 14:30:01 3 0.57 0.00 0.07 0.00 0.00 99.37 14:31:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:31:01 0 0.07 0.00 0.03 0.00 0.00 99.90 14:31:01 1 0.10 0.00 0.07 0.00 0.00 99.83 14:31:01 2 0.08 0.00 0.05 0.00 0.00 99.87 14:31:01 3 0.50 0.00 0.05 0.00 0.00 99.45 14:32:01 all 0.19 0.00 0.05 0.00 0.00 99.76 14:32:01 0 0.35 0.00 0.03 0.00 0.00 99.62 14:32:01 1 0.05 0.00 0.08 0.00 0.00 99.87 14:32:01 2 0.28 0.00 0.08 0.00 0.02 99.62 14:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:33:01 all 0.13 0.00 0.06 0.00 0.00 99.81 14:33:01 0 0.03 0.00 0.05 0.00 0.00 99.92 14:33:01 1 0.08 0.00 0.07 0.00 0.00 99.85 14:33:01 2 0.33 0.00 0.10 0.00 0.00 99.57 14:33:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 2.67 0.00 0.96 0.37 0.00 96.00 Average: 0 2.67 0.00 0.98 0.17 0.00 96.17 Average: 1 2.57 0.00 0.98 0.11 0.00 96.33 Average: 2 2.58 0.00 0.93 0.10 0.00 96.38 Average: 3 2.86 0.00 0.94 1.10 0.01 95.10