---> uname -a: Linux 183a4133ffb6 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: 2933.436 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 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/xfoundry_device-virtual-go_PR-89 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/xfoundry_device-virtual-go_PR-89@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 606 75 0 1156 1126 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 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) 03/11/20 _x86_64_ (4 CPU) 08:58:01 LINUX RESTART 08:59:01 tps rtps wtps bread/s bwrtn/s 09:00:01 9.56 0.02 9.54 0.53 1737.14 09:01:01 0.27 0.05 0.22 0.67 2.83 09:02:01 0.43 0.08 0.35 1.60 6.93 09:03:01 0.47 0.20 0.27 8.52 3.25 09:04:01 0.33 0.00 0.33 0.00 4.91 09:05:01 0.23 0.00 0.23 0.00 3.01 09:06:01 0.28 0.00 0.28 0.00 3.55 09:07:01 0.17 0.00 0.17 0.00 1.75 Average: 1.47 0.04 1.42 1.42 220.47 08:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 112188 1770116 94.04 2620 1231992 933400 31.85 451344 1161204 20 09:01:01 112480 1769824 94.02 2620 1231996 914748 31.21 451244 1160904 12 09:02:01 114100 1768204 93.94 2620 1232140 912320 31.13 449876 1160916 8 09:03:01 113116 1769188 93.99 2620 1232432 912476 31.13 451020 1161036 24 09:04:01 112908 1769396 94.00 2620 1232404 912512 31.13 451288 1161028 8 09:05:01 112912 1769392 94.00 2620 1232412 912464 31.13 451044 1161024 12 09:06:01 113660 1768644 93.96 2620 1232412 912600 31.14 450528 1161024 8 09:07:01 114012 1768292 93.94 2620 1232416 912516 31.13 450184 1161024 16 Average: 113172 1769132 93.99 2620 1232276 915380 31.23 450816 1161020 14 08:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:00:01 eth0 5.39 2.18 3.90 0.51 0.00 0.00 0.00 09:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 eth0 0.83 0.30 0.30 0.17 0.00 0.00 0.00 09:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 eth0 1.10 0.08 0.09 0.04 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 eth0 0.98 0.33 0.31 0.20 0.00 0.00 0.00 09:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 eth0 0.83 0.42 0.39 0.27 0.00 0.00 0.00 09:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 eth0 1.02 0.42 0.36 0.21 0.00 0.00 0.00 09:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 eth0 1.28 0.32 0.33 0.17 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 eth0 0.97 0.35 0.31 0.23 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.55 0.55 0.75 0.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 03/11/20 _x86_64_ (4 CPU) 08:58:01 LINUX RESTART 08:59:01 CPU %user %nice %system %iowait %steal %idle 09:00:01 all 0.23 0.00 0.11 0.00 0.02 99.65 09:00:01 0 0.08 0.00 0.07 0.00 0.02 99.83 09:00:01 1 0.48 0.00 0.10 0.00 0.03 99.38 09:00:01 2 0.17 0.00 0.17 0.00 0.02 99.65 09:00:01 3 0.18 0.00 0.08 0.00 0.02 99.72 09:01:01 all 0.19 0.00 0.06 0.00 0.04 99.71 09:01:01 0 0.07 0.00 0.07 0.00 0.03 99.83 09:01:01 1 0.52 0.00 0.05 0.00 0.03 99.40 09:01:01 2 0.10 0.00 0.08 0.00 0.05 99.77 09:01:01 3 0.05 0.00 0.05 0.00 0.03 99.87 09:02:01 all 0.17 0.00 0.06 0.00 0.01 99.76 09:02:01 0 0.05 0.00 0.07 0.00 0.00 99.88 09:02:01 1 0.50 0.00 0.08 0.00 0.02 99.40 09:02:01 2 0.07 0.00 0.05 0.00 0.02 99.87 09:02:01 3 0.03 0.00 0.05 0.02 0.00 99.90 09:03:01 all 0.17 0.00 0.04 0.00 0.08 99.70 09:03:01 0 0.03 0.00 0.03 0.02 0.03 99.88 09:03:01 1 0.48 0.00 0.05 0.00 0.07 99.40 09:03:01 2 0.12 0.00 0.07 0.00 0.17 99.65 09:03:01 3 0.05 0.00 0.03 0.00 0.05 99.87 09:04:01 all 0.13 0.00 0.05 0.00 0.09 99.72 09:04:01 0 0.07 0.00 0.02 0.00 0.05 99.87 09:04:01 1 0.38 0.00 0.07 0.00 0.17 99.38 09:04:01 2 0.07 0.00 0.07 0.00 0.15 99.72 09:04:01 3 0.02 0.00 0.03 0.00 0.02 99.93 09:05:01 all 0.19 0.00 0.05 0.00 0.05 99.70 09:05:01 0 0.05 0.00 0.05 0.00 0.05 99.85 09:05:01 1 0.50 0.00 0.05 0.00 0.05 99.40 09:05:01 2 0.13 0.00 0.08 0.00 0.03 99.75 09:05:01 3 0.08 0.00 0.05 0.00 0.05 99.82 09:06:01 all 0.33 0.00 0.07 0.00 0.05 99.55 09:06:01 0 0.07 0.00 0.07 0.00 0.07 99.80 09:06:01 1 0.53 0.00 0.07 0.00 0.08 99.32 09:06:01 2 0.13 0.00 0.07 0.00 0.07 99.73 09:06:01 3 0.58 0.00 0.05 0.00 0.02 99.35 09:07:01 all 0.15 0.00 0.06 0.00 0.10 99.68 09:07:01 0 0.05 0.00 0.07 0.00 0.07 99.82 09:07:01 1 0.28 0.00 0.07 0.00 0.15 99.50 09:07:01 2 0.20 0.00 0.03 0.00 0.10 99.67 09:07:01 3 0.05 0.00 0.10 0.00 0.10 99.75 Average: all 0.19 0.00 0.06 0.00 0.06 99.68 Average: 0 0.06 0.00 0.05 0.00 0.04 99.85 Average: 1 0.46 0.00 0.07 0.00 0.07 99.40 Average: 2 0.12 0.00 0.08 0.00 0.08 99.72 Average: 3 0.13 0.00 0.06 0.00 0.04 99.77