---> uname -a: Linux 992c3962d5be 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: 2933.442 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 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-458 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-458@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 615 78 0 1144 1117 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) 03/09/20 _x86_64_ (4 CPU) 03:15:34 LINUX RESTART 03:16:01 tps rtps wtps bread/s bwrtn/s 03:17:01 56.89 14.80 42.09 2784.95 3713.07 03:18:02 3.78 0.00 3.78 0.00 151.20 03:19:01 0.30 0.00 0.30 0.00 4.34 03:20:01 0.25 0.00 0.25 0.00 2.70 03:21:01 0.23 0.00 0.23 0.00 3.46 03:22:01 0.38 0.00 0.38 0.00 4.93 03:23:01 69.89 46.01 23.88 3615.52 12090.86 Average: 18.87 8.71 10.16 916.75 2287.25 03:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:17:01 77928 1804376 95.86 2620 1252384 931640 31.79 448336 1194572 1176 03:18:02 86856 1795448 95.39 2620 1252420 900116 30.71 442848 1194428 8 03:19:01 86252 1796052 95.42 2620 1252424 900224 30.72 443752 1194412 8 03:20:01 85560 1796744 95.45 2620 1252428 900372 30.72 444056 1194412 12 03:21:01 86388 1795916 95.41 2620 1252436 900180 30.71 442904 1194412 8 03:22:01 86392 1795912 95.41 2620 1252440 900240 30.72 443224 1194412 8 03:23:01 170024 1712280 90.97 2620 1137704 979624 33.42 425676 1108792 106308 Average: 97057 1785247 94.84 2620 1236034 916057 31.26 441542 1182206 15361 03:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:17:01 eth0 488.80 314.18 1016.72 105.10 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 7.47 5.44 0.93 15.18 0.00 0.00 0.00 03:18:02 eth0 0.88 0.08 0.07 0.01 0.00 0.00 0.00 03:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 eth0 6.01 2.47 5.13 0.35 0.00 0.00 0.00 03:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 eth0 0.35 0.33 0.26 0.20 0.00 0.00 0.00 03:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 03:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 03:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 eth0 111.67 87.26 2331.64 11.25 0.00 0.00 0.00 03:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 87.09 57.96 480.34 16.76 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.07 0.78 0.13 2.18 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) 03/09/20 _x86_64_ (4 CPU) 03:15:34 LINUX RESTART 03:16:01 CPU %user %nice %system %iowait %steal %idle 03:17:01 all 11.30 0.00 3.49 1.49 0.01 83.70 03:17:01 0 11.53 0.00 4.35 4.34 0.00 79.78 03:17:01 1 10.78 0.00 3.16 0.29 0.00 85.78 03:17:01 2 12.33 0.00 3.27 0.40 0.00 84.00 03:17:01 3 10.57 0.00 3.19 0.96 0.02 85.26 03:18:02 all 0.19 0.00 0.06 0.00 0.00 99.75 03:18:02 0 0.05 0.00 0.03 0.00 0.00 99.92 03:18:02 1 0.55 0.00 0.03 0.00 0.00 99.42 03:18:02 2 0.08 0.00 0.12 0.00 0.00 99.80 03:18:02 3 0.07 0.00 0.07 0.00 0.00 99.87 03:19:01 all 0.22 0.00 0.06 0.00 0.00 99.71 03:19:01 0 0.08 0.00 0.05 0.00 0.00 99.86 03:19:01 1 0.64 0.00 0.05 0.00 0.00 99.31 03:19:01 2 0.08 0.00 0.05 0.00 0.00 99.86 03:19:01 3 0.12 0.00 0.07 0.00 0.00 99.81 03:20:01 all 0.19 0.00 0.06 0.00 0.00 99.75 03:20:01 0 0.05 0.00 0.05 0.00 0.00 99.90 03:20:01 1 0.57 0.00 0.07 0.00 0.00 99.37 03:20:01 2 0.08 0.00 0.07 0.00 0.00 99.85 03:20:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:21:01 all 0.19 0.00 0.05 0.00 0.00 99.77 03:21:01 0 0.03 0.00 0.05 0.00 0.00 99.92 03:21:01 1 0.53 0.00 0.05 0.00 0.00 99.42 03:21:01 2 0.10 0.00 0.07 0.00 0.00 99.83 03:21:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:22:01 all 0.16 0.00 0.05 0.00 0.00 99.78 03:22:01 0 0.02 0.00 0.02 0.00 0.02 99.95 03:22:01 1 0.53 0.00 0.03 0.00 0.00 99.43 03:22:01 2 0.07 0.00 0.07 0.00 0.02 99.85 03:22:01 3 0.05 0.00 0.07 0.00 0.00 99.88 03:23:01 all 3.82 0.00 2.24 1.37 0.00 92.56 03:23:01 0 3.06 0.00 2.42 0.07 0.00 94.45 03:23:01 1 3.96 0.00 2.19 2.14 0.00 91.70 03:23:01 2 3.86 0.00 1.86 0.94 0.00 93.35 03:23:01 3 4.40 0.00 2.53 2.34 0.00 90.73 Average: all 2.29 0.00 0.86 0.41 0.00 96.44 Average: 0 2.11 0.00 0.99 0.63 0.00 96.27 Average: 1 2.50 0.00 0.80 0.35 0.00 96.35 Average: 2 2.37 0.00 0.78 0.19 0.00 96.65 Average: 3 2.18 0.00 0.86 0.47 0.00 96.49