---> uname -a: Linux 63abd500cee9 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-467 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-467@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 590 74 0 1173 1144 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) 03/24/20 _x86_64_ (4 CPU) 16:46:04 LINUX RESTART 16:47:02 tps rtps wtps bread/s bwrtn/s 16:48:01 49.66 10.30 39.36 2379.15 3588.60 16:49:01 4.21 0.00 4.21 0.00 171.13 16:50:01 0.53 0.00 0.53 0.00 6.69 16:51:01 0.30 0.00 0.30 0.00 3.47 16:52:01 0.25 0.00 0.25 0.00 3.38 16:53:02 0.33 0.00 0.33 0.00 4.78 16:54:01 8.94 8.65 0.29 1031.01 4.18 Average: 9.08 2.68 6.41 481.45 534.47 16:47:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:48:01 121912 1760392 93.52 2620 1242652 953904 32.55 431004 1167692 1204 16:49:01 134600 1747704 92.85 2620 1242660 883156 30.13 422140 1167328 16 16:50:01 133476 1748828 92.91 2620 1242664 883324 30.14 423056 1167328 16 16:51:01 133336 1748968 92.92 2620 1242664 883336 30.14 433988 1156892 12 16:52:01 133708 1748596 92.90 2620 1242676 883252 30.14 433372 1156892 20 16:53:02 134488 1747816 92.86 2620 1242680 883204 30.13 433156 1156892 16 16:54:01 92332 1789972 95.09 2620 1273264 908876 31.01 435952 1185560 184 Average: 126265 1756039 93.29 2620 1247037 897007 30.61 430381 1165512 210 16:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:48:01 eth0 125.80 105.40 668.52 77.39 0.00 0.00 0.00 16:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 docker0 5.31 4.55 0.82 15.61 0.00 0.00 0.00 16:49:01 eth0 0.83 0.08 0.07 0.01 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 0.73 0.30 0.29 0.20 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.60 0.38 0.48 0.20 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 0.17 0.12 0.08 0.07 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:02 eth0 0.20 0.12 0.07 0.01 0.00 0.00 0.00 16:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 eth0 8.67 5.94 9.26 3.57 0.00 0.00 0.00 16:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.35 15.86 95.84 11.50 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.75 0.64 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) 03/24/20 _x86_64_ (4 CPU) 16:46:04 LINUX RESTART 16:47:02 CPU %user %nice %system %iowait %steal %idle 16:48:01 all 5.81 0.00 3.08 1.26 16.45 73.39 16:48:01 0 5.36 0.00 3.44 2.14 17.23 71.82 16:48:01 1 7.06 0.00 2.93 1.98 16.17 71.87 16:48:01 2 6.03 0.00 3.35 0.56 17.07 73.00 16:48:01 3 4.81 0.00 2.64 0.38 15.33 76.84 16:49:01 all 0.10 0.00 0.07 0.00 0.47 99.36 16:49:01 0 0.12 0.00 0.08 0.00 0.48 99.32 16:49:01 1 0.03 0.00 0.07 0.00 0.53 99.37 16:49:01 2 0.22 0.00 0.10 0.00 0.48 99.20 16:49:01 3 0.02 0.00 0.05 0.00 0.33 99.60 16:50:01 all 0.12 0.00 0.05 0.00 0.38 99.45 16:50:01 0 0.22 0.00 0.05 0.00 0.48 99.25 16:50:01 1 0.12 0.00 0.10 0.00 0.33 99.45 16:50:01 2 0.08 0.00 0.07 0.00 0.66 99.19 16:50:01 3 0.07 0.00 0.03 0.00 0.07 99.83 16:51:01 all 0.10 0.00 0.07 0.00 0.40 99.43 16:51:01 0 0.05 0.00 0.05 0.00 0.17 99.73 16:51:01 1 0.27 0.00 0.10 0.00 0.45 99.19 16:51:01 2 0.08 0.00 0.07 0.00 0.42 99.44 16:51:01 3 0.02 0.00 0.03 0.00 0.55 99.40 16:52:01 all 0.09 0.00 0.04 0.00 0.87 99.00 16:52:01 0 0.05 0.00 0.05 0.00 0.83 99.07 16:52:01 1 0.12 0.00 0.02 0.00 0.96 98.91 16:52:01 2 0.05 0.00 0.05 0.00 0.71 99.19 16:52:01 3 0.15 0.00 0.03 0.00 0.98 98.84 16:53:02 all 0.15 0.00 0.05 0.00 0.15 99.65 16:53:02 0 0.03 0.00 0.03 0.00 0.10 99.83 16:53:02 1 0.03 0.00 0.03 0.00 0.18 99.75 16:53:02 2 0.45 0.00 0.05 0.00 0.10 99.40 16:53:02 3 0.08 0.00 0.07 0.00 0.23 99.62 16:54:01 all 0.51 0.00 0.37 0.25 0.86 98.01 16:54:01 0 0.47 0.00 0.47 0.20 0.98 97.87 16:54:01 1 0.29 0.00 0.36 0.03 0.76 98.56 16:54:01 2 0.56 0.00 0.32 0.51 0.85 97.76 16:54:01 3 0.71 0.00 0.36 0.27 0.86 97.80 Average: all 1.01 0.00 0.55 0.22 2.87 95.36 Average: 0 0.91 0.00 0.61 0.34 2.94 95.20 Average: 1 1.15 0.00 0.52 0.29 2.82 95.22 Average: 2 1.10 0.00 0.59 0.15 3.00 95.15 Average: 3 0.86 0.00 0.47 0.09 2.70 95.88