---> uname -a: Linux 1ce6f2fc283a 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: 2933.438 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-462 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-462@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 594 70 0 1172 1139 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) 03/12/20 _x86_64_ (4 CPU) 03:41:46 LINUX RESTART 03:42:01 tps rtps wtps bread/s bwrtn/s 03:43:01 120.84 43.32 77.52 4924.25 38886.80 03:44:01 3.93 0.00 3.93 0.00 115.97 03:45:01 0.68 0.00 0.68 0.00 8.91 03:46:01 0.55 0.00 0.55 0.00 5.70 03:47:01 0.52 0.00 0.52 0.00 7.34 03:48:01 0.77 0.00 0.77 0.00 10.21 03:49:01 52.36 51.38 0.98 3599.60 22.27 Average: 25.68 13.54 12.14 1218.33 5582.90 03:42:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:43:01 107240 1775064 94.30 2620 1242976 939084 32.04 427552 1185872 16 03:44:01 116436 1765868 93.81 2620 1243012 894344 30.51 422048 1185852 8 03:45:01 116132 1766172 93.83 2620 1243016 894444 30.52 422164 1185840 8 03:46:01 115944 1766360 93.84 2620 1243016 894456 30.52 422252 1185840 8 03:47:01 117900 1764404 93.74 2620 1243028 894216 30.51 421072 1185840 8 03:48:01 116832 1765472 93.79 2620 1243032 894348 30.51 421784 1185840 8 03:49:01 67756 1814548 96.40 2620 1252520 1095404 37.37 446372 1202224 53008 Average: 108320 1773984 94.25 2620 1244371 929471 31.71 426178 1188187 7581 03:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:43:01 eth0 392.29 287.27 1022.10 102.09 0.00 0.00 0.00 03:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 docker0 6.14 5.66 0.84 15.42 0.00 0.00 0.00 03:44:01 eth0 6.43 2.36 4.89 0.34 0.00 0.00 0.00 03:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 eth0 1.37 0.70 0.57 0.40 0.00 0.00 0.00 03:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 eth0 1.37 0.50 0.56 0.39 0.00 0.00 0.00 03:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 eth0 0.32 0.08 0.03 0.01 0.00 0.00 0.00 03:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 eth0 0.63 0.45 0.35 0.27 0.00 0.00 0.00 03:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 eth0 47.59 41.99 859.18 7.02 0.00 0.00 0.00 03:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 64.32 47.65 269.81 15.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.88 0.81 0.12 2.20 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) 03:41:46 LINUX RESTART 03:42:01 CPU %user %nice %system %iowait %steal %idle 03:43:01 all 12.70 0.00 6.81 6.00 0.01 74.47 03:43:01 0 12.16 0.00 6.76 6.91 0.02 74.14 03:43:01 1 12.04 0.00 7.56 6.43 0.00 73.98 03:43:01 2 13.66 0.00 6.32 4.72 0.02 75.28 03:43:01 3 12.94 0.00 6.61 5.93 0.02 74.50 03:44:01 all 0.24 0.00 0.08 0.00 0.00 99.69 03:44:01 0 0.12 0.00 0.08 0.00 0.00 99.80 03:44:01 1 0.17 0.00 0.10 0.02 0.00 99.72 03:44:01 2 0.55 0.00 0.05 0.00 0.00 99.40 03:44:01 3 0.12 0.00 0.08 0.00 0.00 99.80 03:45:01 all 0.24 0.00 0.06 0.00 0.00 99.70 03:45:01 0 0.15 0.00 0.05 0.00 0.00 99.80 03:45:01 1 0.17 0.00 0.05 0.00 0.00 99.78 03:45:01 2 0.57 0.00 0.05 0.00 0.00 99.38 03:45:01 3 0.08 0.00 0.05 0.00 0.00 99.87 03:46:01 all 0.19 0.00 0.05 0.00 0.00 99.76 03:46:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:46:01 1 0.08 0.00 0.10 0.00 0.02 99.80 03:46:01 2 0.57 0.00 0.05 0.00 0.00 99.38 03:46:01 3 0.03 0.00 0.05 0.00 0.00 99.92 03:47:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:47:01 0 0.07 0.00 0.03 0.00 0.02 99.88 03:47:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:47:01 2 0.55 0.00 0.03 0.00 0.00 99.42 03:47:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:48:01 all 0.19 0.00 0.04 0.00 0.00 99.77 03:48:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:48:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:48:01 2 0.58 0.00 0.07 0.00 0.00 99.35 03:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:49:01 all 1.30 0.00 0.77 1.38 0.00 96.55 03:49:01 0 0.93 0.00 0.72 0.77 0.00 97.58 03:49:01 1 1.12 0.00 0.70 0.27 0.00 97.91 03:49:01 2 2.23 0.00 0.85 1.12 0.00 95.80 03:49:01 3 0.90 0.00 0.78 3.37 0.02 94.92 Average: all 2.13 0.00 1.12 1.05 0.00 95.70 Average: 0 1.92 0.00 1.10 1.09 0.00 95.88 Average: 1 1.94 0.00 1.22 0.95 0.00 95.88 Average: 2 2.66 0.00 1.05 0.83 0.00 95.45 Average: 3 2.01 0.00 1.09 1.32 0.00 95.58