---> uname -a: Linux 8235de35d1df 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 6.4G 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-527 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-527@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 75 0 1148 1119 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) 05/12/20 _x86_64_ (4 CPU) 01:51:46 LINUX RESTART 01:53:01 tps rtps wtps bread/s bwrtn/s 01:54:01 15.91 1.96 13.94 473.21 1902.75 01:55:02 2.11 0.00 2.11 0.00 71.73 01:56:01 0.34 0.00 0.34 0.00 5.11 01:57:01 0.27 0.00 0.27 0.00 3.33 01:58:01 0.33 0.00 0.33 0.00 5.04 01:59:01 104.18 63.19 40.98 3781.56 16312.90 Average: 20.58 10.89 9.69 711.08 3058.53 01:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 110176 1772128 94.15 2620 1213748 987440 33.69 457372 1151840 20 01:55:02 122980 1759324 93.47 2620 1213756 898144 30.64 448616 1149548 16 01:56:01 119632 1762672 93.64 2620 1213764 901764 30.77 451348 1149488 8 01:57:01 119976 1762328 93.63 2620 1213764 903820 30.84 451812 1149468 8 01:58:01 122892 1759412 93.47 2620 1213772 898268 30.65 449192 1149444 8 01:59:01 73904 1808400 96.07 2620 1200704 1108540 37.82 474752 1149028 65168 Average: 111593 1770711 94.07 2620 1211585 949663 32.40 455515 1149803 10871 01:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:54:01 eth0 33.29 32.18 44.62 46.46 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 8.55 7.04 1.21 18.69 0.00 0.00 0.00 01:55:02 eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 01:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 eth0 0.66 0.32 0.29 0.20 0.00 0.00 0.00 01:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 eth0 0.30 0.27 0.26 0.19 0.00 0.00 0.00 01:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 eth0 0.28 0.25 0.14 0.08 0.00 0.00 0.00 01:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 eth0 92.43 68.99 2329.18 11.00 0.00 0.00 0.00 01:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.32 17.06 396.85 9.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.18 0.20 3.12 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) 05/12/20 _x86_64_ (4 CPU) 01:51:46 LINUX RESTART 01:53:01 CPU %user %nice %system %iowait %steal %idle 01:54:01 all 1.72 0.00 1.49 0.12 6.88 89.78 01:54:01 0 1.70 0.00 1.90 0.21 7.34 88.85 01:54:01 1 1.53 0.00 1.22 0.05 6.96 90.24 01:54:01 2 1.94 0.00 1.40 0.13 7.07 89.46 01:54:01 3 1.71 0.00 1.45 0.10 6.17 90.58 01:55:02 all 0.11 0.00 0.10 0.00 0.76 99.03 01:55:02 0 0.08 0.00 0.10 0.02 0.96 98.84 01:55:02 1 0.10 0.00 0.10 0.00 0.88 98.92 01:55:02 2 0.05 0.00 0.10 0.00 0.63 99.22 01:55:02 3 0.20 0.00 0.12 0.00 0.56 99.12 01:56:01 all 0.13 0.00 0.04 0.00 0.50 99.32 01:56:01 0 0.10 0.00 0.03 0.00 0.88 98.99 01:56:01 1 0.12 0.00 0.03 0.00 0.64 99.21 01:56:01 2 0.07 0.00 0.07 0.00 0.20 99.66 01:56:01 3 0.24 0.00 0.02 0.00 0.29 99.46 01:57:01 all 0.06 0.00 0.04 0.00 0.87 99.03 01:57:01 0 0.03 0.00 0.05 0.00 1.07 98.84 01:57:01 1 0.07 0.00 0.05 0.00 1.25 98.63 01:57:01 2 0.02 0.00 0.05 0.00 0.33 99.60 01:57:01 3 0.13 0.00 0.03 0.00 0.81 99.02 01:58:01 all 0.09 0.00 0.04 0.00 0.57 99.30 01:58:01 0 0.07 0.00 0.05 0.00 0.37 99.52 01:58:01 1 0.20 0.00 0.05 0.00 1.04 98.71 01:58:01 2 0.07 0.00 0.03 0.00 0.66 99.24 01:58:01 3 0.05 0.00 0.02 0.00 0.18 99.75 01:59:01 all 2.93 0.00 2.06 1.36 6.94 86.70 01:59:01 0 2.12 0.00 2.10 0.26 7.64 87.87 01:59:01 1 3.77 0.00 2.07 2.57 7.26 84.33 01:59:01 2 2.84 0.00 1.97 0.05 6.29 88.85 01:59:01 3 3.00 0.00 2.10 2.60 6.56 85.74 Average: all 0.84 0.00 0.63 0.25 2.77 95.51 Average: 0 0.69 0.00 0.71 0.08 3.06 95.45 Average: 1 0.96 0.00 0.59 0.43 3.01 95.01 Average: 2 0.83 0.00 0.60 0.03 2.54 95.99 Average: 3 0.89 0.00 0.62 0.45 2.43 95.61